Horizon3 AI

Provide technical expertise and product demonstrations to sales prospects, engage customers to understand cybersecurity needs, assist in solution development, and support sales and post-sales processes. | Bachelor’s degree in computer science or related field, 5+ years as a Sales Engineer in cybersecurity, strong communication skills, and ability to simplify complex technical topics. | Get to Know Us Horizon3.ai is a fast-growing, remote cybersecurity company dedicated to the mission of enabling organizations to proactively find and fix and verify exploitable attack vectors before criminals exploit them. Our flagship product, the NodeZeroTM platform, delivers production-safe autonomous pentests and other key assessment operations that scale across the largest internal, external, cloud, and hybrid cloud environments. NodeZero has been adopted by organizations of all sizes, from small educational institutions to government agencies and Global 100 enterprises. It is used by ITOps/SecOps teams, consulting pentesters, and MSSPs and MSPs. We are a fusion of former U.S. Special Operations cyber operators, startup engineers, and formerly frustrated cybersecurity practitioners. We're committed to helping solve our common security problems: ineffective security tools, false positives resulting in alert fatigue, blind spots, "checkbox” security culture, cybersecurity skills shortage, and the long lead time and expense of hiring outside consultants. Collectively, we are a team of learn it alls, committed to a culture of respect, collaboration, ownership, and results. As a remote first company, we require minimum 25Mbps consumer grade broadband connection. What You’ll Do Horizon3AI is committed to defending businesses from the ever-growing threat landscape. Our advanced solutions and expert team provide unparalleled security for our clients. We are looking for a passionate Sales Engineer in the Central US to join our team and help prospects and clients understand the true value and capabilities of our product(s) and services. Technical expertise - Must demonstrate deep knowledge of our cybersecurity products and services, assisting the sales team in presenting and position them to prospects and clients. Customer engagement - Must meet with potential customers to understand their cybersecurity needs, challenges, and infrastructure, ensuring that our solutions are the perfect fit for them. Product demonstrations - Provide live demos and proof of concepts for our cybersecurity solutions, tailoring each demo to the specific needs and concerns of the potential customer. Solution development - Will work closely with the sales and product teams to design and refine our solutions based on customer needs. Technical training - train the sales team on the technical aspects of our products to enhance their ability to sell more effectively. Feedback loop - relay feedback from the field to our product and engineering teams, contributing to the ongoing improvement of our product. RFP/RFI assistance - Assist in answering technical sections of RFPs and RFIs. Post-sales support - On rare occasions, assist in post-sales processes to ensure the smooth implementation and satisfaction of our customers. What You’ll Bring Bachelor’s degree in computer science, IT, cybersecurity, or a related field. Advanced degree(s) are a plus. Location: East Coast of the U.S. 5+ years of experience as a Sales Engineer, ideally in the cybersecurity domain. Strong understanding of cyber threats, risk management, and cybersecurity solutions. Excellent verbal and written communication skills. Demonstrates ability to simplify complex technical topics for a non-technical audience. Highly collaborative with a strong sense of initiative. Travel Required We are a fully remote company, and this job may require up to 50% of travel to be successful. Job-related travel expenses are reviewed and must be approved by your manager. Perks of Horizon3.ai Inclusive Team: We value diversity and promote an inclusive culture where everyone can thrive. Growth Opportunities: Be part of a dynamic and growing team with numerous career development opportunities. Innovative Culture: Work in a collaborative environment that encourages creativity and out-of-the-box thinking. Remote Work: We are a 100% remote company. Enjoy the flexibility to work in the way that supports you and brings out your best. Competitive Compensation: We offer competitive salary, equity and benefits. Our benefits include health, vision & dental insurance for you and your family, a flexible vacation policy, and generous parental leave. Compensation and Values At Horizon3, we believe that our people are our greatest asset, and our compensation philosophy reflects this core value. We are committed to fostering an environment where all employees feel valued, respected, and rewarded for their contributions. Our compensation structure is designed to be fair, competitive, and transparent, ensuring that every team member is recognized and compensated equitably across roles, levels, and locations. In accordance with various State’s transparency regulations, we provide the following salary range information for this position: $220k - $240k OTE 70/30 Split annually. The exact salary will be determined based on the selected candidate’s location, qualifications, experience, and relevant skills. Additional compensation: All full-time roles are eligible for an equity package in the form of stock options. You Belong Here Horizon3 is not just an equal opportunity employer - we are a community that values diversity, equity, and inclusion as fundamental principles of our culture and success. We are dedicated to fostering a workplace where everyone feels welcome and respected, regardless of race, color, religion, sex, national origin, age, disability, veteran status, sexual orientation, gender identity or expression, genetic information, marital status, hair length or any other legally protected status by law. Our commitment to diversity and inclusion means we strive to attract, develop, and retain a workforce that reflects the varied communities we serve. We believe that diverse perspectives drive innovation and strengthen our ability to create cutting-edge cybersecurity solutions. At Horizon3, every team member is valued and supported in an environment that encourages personal and professional growth. We welcome candidates from all backgrounds and experiences, and we encourage all qualified individuals to apply. Come be a part of Horizon3, where your unique contributions are recognized, and your potential is limitless. Other Duties Please note this job description is not designed to cover or contain a comprehensive listing of activities, duties or responsibilities that are required of the employee. Duties, responsibilities, and activities may change at any time with or without notice. Application Note In any materials you submit, you may redact or remove age-identifying information such as age, date of birth, or dates of school attendance or graduation. You will not be penalized for redacting or removing this information.

Own and drive the roadmap for enterprise-grade SaaS platform features focused on authentication, authorization, tenant management, auditability, and user settings. | 6+ years in product management with demonstrated ownership of identity/authentication, RBAC/ABAC, tenant management, audit logging in B2B SaaS or cybersecurity environments and strong technical fluency. | Get to Know Us Horizon3.ai is a fast-growing, remote cybersecurity company dedicated to the mission of enabling organizations to proactively find, fix and verify exploitable attack vectors before criminals exploit them. Our flagship product, the NodeZeroTM platform, delivers production-safe autonomous pentests and other key assessment operations that scale across the largest internal, external, cloud, and hybrid cloud environments. NodeZero has been adopted by organizations of all sizes, from small educational institutions to government agencies and Global 100 enterprises. It is used by IT Ops/SecOps teams, consulting pentesters, and MSSPs and MSPs. We are a fusion of former U.S. Special Operations cyber operators, startup engineers & operators, and formerly frustrated cybersecurity practitioners. We're committed to helping solve our common security problems: ineffective security tools and false positives, resulting in alert fatigue, blind spots, "checkbox” security culture, cybersecurity skills shortage, and the long lead time and expense of hiring outside consultants. Collectively, we are a team of learn it alls, committed to a culture of respect, collaboration, ownership, and results. As a remote first company, we require minimum 25Mbps consumer grade broadband connection. Summary/Overview At Horizon3.ai, we’re redefining the offensive cybersecurity space—and we need a forward-thinking, technically fluent Product Manager to own the SaaS platform capabilities that power our enterprise and MSP customers. This high-impact role will focus on user authentication, authorization models, organizational/tenant management, user settings, and auditability—ensuring our platform scales securely and effectively for the most demanding environments. You’ll work closely with engineering, architects, and customer-facing teams to define and deliver enterprise-grade platform features that provide governance, security, and operational efficiency. From authentication and role-based access control to tenant hierarchies, user preferences, and comprehensive audit logging, you’ll set the strategy for the foundational elements of our SaaS platform. This is a pivotal opportunity for a product leader who thrives at the intersection of system design, security, and enterprise customer experience. If you’ve led platform initiatives around RBAC, identity, tenant management, or compliance in high-growth SaaS environments, we want to hear from you. What You’ll Do Own the SaaS Platform Vision – Define and drive the roadmap for authentication, authorization, user settings, tenant management, and auditability. Advance Authentication Capabilities – Deliver enterprise-grade identity features including SSO, MFA, passwordless login, and support for standards like OAuth and SAML. Evolve Authorization Models – Define and refine roles, permissions, and flexible RBAC/ABAC structures to support complex enterprise and MSP environments. Enable Org & Tenant Management – Build multi-tenant capabilities, tenant hierarchies, provisioning/de-provisioning flows, and delegated administration. Deliver Comprehensive Auditability – Ensure audit logs, activity tracking, and reporting provide transparency, compliance support, and operational visibility. Enhance User Settings & Preferences – Own the experience for user profile management, notification settings, personalization, and self-service account options. Champion Governance & Security – Translate enterprise compliance and administrative needs into features that balance usability with control. Work Cross-Functionally – Partner with engineering, security, and customer success to prioritize and deliver scalable, enterprise-ready platform features. Translate Complexity into Roadmaps – Break down deeply technical requirements into actionable development plans sequenced for both near-term impact and long-term scalability. What We’re Looking For You’ve built and scaled SaaS platforms at high-growth companies, with a focus on enterprise or MSP customers. You’ve led initiatives around authentication, authorization, user settings, tenant management, or auditability. You’re comfortable owning deeply technical products—identity standards, RBAC/ABAC, SaaS governance models, and user-facing account settings. You think in terms of platforms and systems, not just features, and you balance security, usability, and scalability in every decision. You excel at cross-functional collaboration and aligning platform vision with technical execution. You’re comfortable getting into the details of authentication flows, permission structures, and user preference models while also zooming out to set direction. Required Background 6+ years in product management or technical product roles, ideally in B2B SaaS or cybersecurity. Demonstrated ownership of identity/authentication, RBAC/ABAC models, user settings, tenant management, or audit logging features. Strong technical fluency—comfortable with authentication standards (SAML, OAuth, SCIM), RBAC/ABAC models, and SaaS architectures. Experience working with platform, infrastructure, or backend teams. Familiarity with Agile methodologies in complex technical environments. Bonus Points Prior hands-on development experience or a CS/engineering degree. Experience designing multi-tenant SaaS platforms or MSP-oriented capabilities. Exposure to audit/compliance frameworks (SOC2, FedRAMP, ISO 27001). Background in cybersecurity, identity management, or enterprise SaaS security features. Experience with licensing models, entitlements, or user provisioning systems. Location & Travel Requirements Preferred location: San Francisco Bay Area, New York but open to remote Up to 15% travel required Compensation and Values: At Horizon3, we believe that our people are our greatest asset, and our compensation philosophy reflects this core value. We are committed to fostering an environment where all employees feel valued, respected, and rewarded for their contributions. Our compensation structure is designed to be fair, competitive, and transparent, ensuring that every team member is recognized and compensated equitably across roles, levels, and locations. In accordance with various State’s transparency regulations, we provide the following salary range information for this position: Base salary range: $200,000 - $285,000 annually. The exact salary will be determined based on the selected candidate’s location, qualifications, experience, and relevant skills. Additional compensation: This role may also be eligible for an equity package (in the form of stock options). If any other compensation benefits apply, they will be discussed during the interview process. Perks of Horizon3.ai: Inclusive Team: We value diversity and promote an inclusive culture where everyone can thrive. Growth Opportunities: Be part of a dynamic and growing team with numerous career development opportunities. Innovative Culture: Work in a collaborative environment that encourages creativity and out-of-the-box thinking. Remote Work: We are a 100% remote company. Enjoy the flexibility to work in the way that supports you and brings out your best. Competitive Compensation: We offer competitive salary and benefits which includes health, vision & dental care for you and your family, a flexible vacation policy, and generous parental leave. You Belong Here: Horizon3 is not just an equal opportunity employer - we are a community that values diversity, equity, and inclusion as fundamental principles of our culture and success. We are dedicated to fostering a workplace where everyone feels welcome and respected, regardless of race, color, religion, sex, national origin, age, disability, veteran status, sexual orientation, gender identity or expression, genetic information, marital status, hair length or any other legally protected status by law. Our commitment to diversity and inclusion means we strive to attract, develop, and retain a workforce that reflects the varied communities we serve. We believe that diverse perspectives drive innovation and strengthen our ability to create cutting-edge cybersecurity solutions. At Horizon3, every team member is valued and supported in an environment that encourages personal and professional growth. We welcome candidates from all backgrounds and experiences, and we encourage all qualified individuals to apply. Come be a part of Horizon3, where your unique contributions are recognized, and your potential is limitless. Other Duties: Please note this job description is not designed to cover or contain a comprehensive listing of activities, duties or responsibilities that are required of the employee. Duties, responsibilities, and activities may change at any time with or without notice. Application Note: In any materials you submit, you may redact or remove age-identifying information such as age, date of birth, or dates of school attendance or graduation. You will not be penalized for redacting or removing this information.

Manage enterprise customer accounts to drive adoption and satisfaction of the NodeZero cybersecurity platform, act as a trusted advisor, advocate customer needs internally, and lead onboarding and renewal processes. | 5+ years in customer-facing roles within SaaS or cybersecurity, strong cybersecurity knowledge with preferred certifications, excellent communication and analytical skills, and experience with CRM and customer success tools. | Get to Know Us Horizon3.ai is a fast-growing, remote cybersecurity company dedicated to the mission of enabling organizations to proactively find and fix and verify exploitable attack vectors before criminals exploit them. Our flagship product, the NodeZeroTM platform, delivers production-safe autonomous pentests and other key assessment operations that scale across the largest internal, external, cloud, and hybrid cloud environments. NodeZero has been adopted by organizations of all sizes, from small educational institutions to government agencies and Global 100 enterprises. It is used by ITOps/SecOps teams, consulting pentesters, and MSSPs and MSPs. We are a fusion of former U.S. Special Operations cyber operators, startup engineers, and formerly frustrated cybersecurity practitioners. We're committed to helping solve our common security problems: ineffective security tools, false positives resulting in alert fatigue, blind spots, "checkbox” security culture, cybersecurity skills shortage, and the long lead time and expense of hiring outside consultants. Collectively, we are a team of learn it alls, committed to a culture of respect, collaboration, ownership, and results. We are seeking a dedicated and experienced Senior Customer Success Manager (CSM) to join our fast-growing team. As a Customer Success Manager, your role is vital in maintaining the satisfaction and success of our customers as they leverage the power of our flagship product, NodeZero. This position requires a background in cybersecurity, a customer-first mindset, and a talent for fostering strong relationships Responsibilities: Manage a portfolio of Enterprise and Strategic accounts to achieve long-term success and drive adoption of our cybersecurity solution. Develop a deep understanding of the NodeZero product, becoming a trusted adviser on its features and benefits. Develop a trusted advisor status with customers, understanding their unique cybersecurity requirements and tailoring our offerings to their needs. Act as a customer advocate, relaying customer feedback to our internal teams to help drive the evolution of our product and services. Develop a deep understanding of the NodeZero product, becoming a trusted adviser on its features and benefits. Develop a trusted advisor status with customers, understanding their unique cybersecurity requirements and tailoring our offerings to their needs. Act as a customer advocate, relaying customer feedback to our internal teams to help drive the evolution of our product and services. Guide clients through the onboarding process and help them understand how to extract maximum value from NodeZero. Proactively identify customer needs and potential challenges, suggesting solutions that improve their experience and enhance their cybersecurity posture. Utilize customer usage data to identify major risk, upsell opportunities, and secure annual renewals. Conduct regular customer success check-ins and perform in-depth quarterly business reviews to align on strategic initiatives and gain deeper executive stakeholder buy-in. Qualifications: 5+ years of experience in a customer-facing role such as Customer Success, Account Management, or Client Services within a SaaS or cybersecurity environment. In-depth knowledge of cybersecurity practices and principles; possession of relevant certifications (e.g., CompTIA Security+, CISSP) is preferred. Strong technical expertise in information technology and cybersecurity. Exceptional communication, interpersonal, and customer service skills. Strong analytical skills with the ability to identify user trends and discern customer needs. Experience with CRM software (e.g., Salesforce, HubSpot) and Customer Success software (e.g., Gainsight, ClientSuccess). Ability to work independently and in a team, establishing successful customer-focused initiatives. Excellent problem-solving skills with the ability to identify issues, resolve them quickly, and prevent them from reoccurring. Perks of Horizon3.ai Inclusive Team: We value diversity and promote an inclusive culture where everyone can thrive. Growth Opportunities: Be part of a dynamic and growing team with numerous career development opportunities. Innovative Culture: Work in a collaborative environment that encourages creativity and out-of-the-box thinking. Remote Work: We are a 100% remote company. Enjoy the convenience and work-life balance that comes with remote work. Competitive Compensation: We offer competitive salary and benefits which includes health, vision & dental care for you and your family, a flexible vacation policy, and generous parental leave. Compensation and Values At Horizon3, we believe that our people are our greatest asset, and our compensation philosophy reflects this core value. We are committed to fostering an environment where all employees feel valued, respected, and rewarded for their contributions. Our compensation structure is designed to be fair, competitive, and transparent, ensuring that every team member is recognized and compensated equitably across roles, levels, and locations. In accordance with various State’s transparency regulations, we provide the following salary range information for this position: Base salary range: $140,000 - $175,000 OTE annually. The exact salary will be determined based on the selected candidate’s location, qualifications, experience, and relevant skills. Additional compensation: This role may also be eligible for an equity package (in the form of stock options). If any other compensation benefits apply, they will be discussed during the interview process. You Belong Here Horizon3 is not just an equal opportunity employer - we are a community that values diversity, equity, and inclusion as fundamental principles of our culture and success. We are dedicated to fostering a workplace where everyone feels welcome and respected, regardless of race, color, religion, sex, national origin, age, disability, veteran status, sexual orientation, gender identity or expression, genetic information, marital status, hair length or any other legally protected status by law. Our commitment to diversity and inclusion means we strive to attract, develop, and retain a workforce that reflects the varied communities we serve. We believe that diverse perspectives drive innovation and strengthen our ability to create cutting-edge cybersecurity solutions. At Horizon3, every team member is valued and supported in an environment that encourages personal and professional growth. We welcome candidates from all backgrounds and experiences, and we encourage all qualified individuals to apply. Come be a part of Horizon3, where your unique contributions are recognized, and your potential is limitless. Other Duties Please note this job description is not designed to cover or contain a comprehensive listing of activities, duties or responsibilities that are required of the employee. Duties, responsibilities, and activities may change at any time with or without notice. Application Note In any materials you submit, you may redact or remove age-identifying information such as age, date of birth, or dates of school attendance or graduation. You will not be penalized for redacting or removing this information.

Manage enterprise customer portfolios, act as trusted advisor on cybersecurity product NodeZero, drive adoption and renewals, advocate customer feedback internally, and conduct business reviews. | 5+ years in customer-facing SaaS or cybersecurity roles, strong cybersecurity knowledge with preferred certifications, technical expertise, CRM and customer success software experience, excellent communication and problem-solving skills. | Get to Know Us Horizon3.ai is a fast-growing, remote cybersecurity company dedicated to the mission of enabling organizations to proactively find and fix and verify exploitable attack vectors before criminals exploit them. Our flagship product, the NodeZeroTM platform, delivers production-safe autonomous pentests and other key assessment operations that scale across the largest internal, external, cloud, and hybrid cloud environments. NodeZero has been adopted by organizations of all sizes, from small educational institutions to government agencies and Global 100 enterprises. It is used by ITOps/SecOps teams, consulting pentesters, and MSSPs and MSPs. We are a fusion of former U.S. Special Operations cyber operators, startup engineers, and formerly frustrated cybersecurity practitioners. We're committed to helping solve our common security problems: ineffective security tools, false positives resulting in alert fatigue, blind spots, "checkbox” security culture, cybersecurity skills shortage, and the long lead time and expense of hiring outside consultants. Collectively, we are a team of learn it alls, committed to a culture of respect, collaboration, ownership, and results. We are seeking a dedicated and experienced Senior Customer Success Manager (CSM) to join our fast-growing team. As a Customer Success Manager, your role is vital in maintaining the satisfaction and success of our customers as they leverage the power of our flagship product, NodeZero. This position requires a background in cybersecurity, a customer-first mindset, and a talent for fostering strong relationships Responsibilities: • Manage a portfolio of Enterprise and Strategic accounts to achieve long-term success and drive adoption of our cybersecurity solution. • Develop a deep understanding of the NodeZero product, becoming a trusted adviser on its features and benefits. • Develop a trusted advisor status with customers, understanding their unique cybersecurity requirements and tailoring our offerings to their needs. • Act as a customer advocate, relaying customer feedback to our internal teams to help drive the evolution of our product and services. • Develop a deep understanding of the NodeZero product, becoming a trusted adviser on its features and benefits. • Develop a trusted advisor status with customers, understanding their unique cybersecurity requirements and tailoring our offerings to their needs. • Act as a customer advocate, relaying customer feedback to our internal teams to help drive the evolution of our product and services. • Guide clients through the onboarding process and help them understand how to extract maximum value from NodeZero. • Proactively identify customer needs and potential challenges, suggesting solutions that improve their experience and enhance their cybersecurity posture. • Utilize customer usage data to identify major risk, upsell opportunities, and secure annual renewals. • Conduct regular customer success check-ins and perform in-depth quarterly business reviews to align on strategic initiatives and gain deeper executive stakeholder buy-in. Qualifications: • 5+ years of experience in a customer-facing role such as Customer Success, Account Management, or Client Services within a SaaS or cybersecurity environment. • In-depth knowledge of cybersecurity practices and principles; possession of relevant certifications (e.g., CompTIA Security+, CISSP) is preferred. • Strong technical expertise in information technology and cybersecurity. • Exceptional communication, interpersonal, and customer service skills. • Strong analytical skills with the ability to identify user trends and discern customer needs. • Experience with CRM software (e.g., Salesforce, HubSpot) and Customer Success software (e.g., Gainsight, ClientSuccess). • Ability to work independently and in a team, establishing successful customer-focused initiatives. • Excellent problem-solving skills with the ability to identify issues, resolve them quickly, and prevent them from reoccurring. Perks of Horizon3.ai • Inclusive Team: We value diversity and promote an inclusive culture where everyone can thrive. • Growth Opportunities: Be part of a dynamic and growing team with numerous career development opportunities. • Innovative Culture: Work in a collaborative environment that encourages creativity and out-of-the-box thinking. • Remote Work: We are a 100% remote company. Enjoy the convenience and work-life balance that comes with remote work. • Competitive Compensation: We offer competitive salary and benefits which includes health, vision & dental care for you and your family, a flexible vacation policy, and generous parental leave. Compensation and Values At Horizon3, we believe that our people are our greatest asset, and our compensation philosophy reflects this core value. We are committed to fostering an environment where all employees feel valued, respected, and rewarded for their contributions. Our compensation structure is designed to be fair, competitive, and transparent, ensuring that every team member is recognized and compensated equitably across roles, levels, and locations. In accordance with various State’s transparency regulations, we provide the following salary range information for this position: • Base salary range: $140,000 - $175,000 OTE annually. The exact salary will be determined based on the selected candidate’s location, qualifications, experience, and relevant skills. • Additional compensation: This role may also be eligible for an equity package (in the form of stock options). If any other compensation benefits apply, they will be discussed during the interview process. You Belong Here Horizon3 is not just an equal opportunity employer - we are a community that values diversity, equity, and inclusion as fundamental principles of our culture and success. We are dedicated to fostering a workplace where everyone feels welcome and respected, regardless of race, color, religion, sex, national origin, age, disability, veteran status, sexual orientation, gender identity or expression, genetic information, marital status, hair length or any other legally protected status by law. Our commitment to diversity and inclusion means we strive to attract, develop, and retain a workforce that reflects the varied communities we serve. We believe that diverse perspectives drive innovation and strengthen our ability to create cutting-edge cybersecurity solutions. At Horizon3, every team member is valued and supported in an environment that encourages personal and professional growth. We welcome candidates from all backgrounds and experiences, and we encourage all qualified individuals to apply. Come be a part of Horizon3, where your unique contributions are recognized, and your potential is limitless. Other Duties Please note this job description is not designed to cover or contain a comprehensive listing of activities, duties or responsibilities that are required of the employee. Duties, responsibilities, and activities may change at any time with or without notice. Application Note In any materials you submit, you may redact or remove age-identifying information such as age, date of birth, or dates of school attendance or graduation. You will not be penalized for redacting or removing this information.

The Database Reliability Engineer will ensure the availability, performance, scalability, and security of mission-critical databases across multiple environments. This role involves designing, optimizing, and maintaining database infrastructure primarily in AWS while collaborating with various teams. | Candidates should have 5+ years of experience in database administration or related roles, with a proven track record in managing mission-critical database environments. Strong communication skills and the ability to manage multiple priorities in a fast-paced environment are essential. | Get to Know Us Horizon3.ai is a fast-growing, remote cybersecurity company dedicated to the mission of enabling organizations to proactively find and fix and verify exploitable attack vectors before criminals exploit them. Our flagship product, the NodeZeroTM platform, delivers production-safe autonomous pentests and other key assessment operations that scale across the largest internal, external, cloud, and hybrid cloud environments. NodeZero has been adopted by organizations of all sizes, from small educational institutions to government agencies and Global 100 enterprises. It is used by ITOps/SecOps teams, consulting pentesters, and MSSPs and MSPs. We are a fusion of former U.S. Special Operations cyber operators, startup engineers, and formerly frustrated cybersecurity practitioners. We're committed to helping solve our common security problems: ineffective security tools, false positives resulting in alert fatigue, blind spots, "checkbox” security culture, cybersecurity skills shortage, and the long lead time and expense of hiring outside consultants. Collectively, we are a team of learn it alls, committed to a culture of respect, collaboration, ownership, and results. Summary/Overview We are seeking a Database Reliability Engineer (DBRE) to ensure the availability, performance, scalability, and security of our mission-critical databases across multiple environments. You will design, optimize, and maintain database infrastructure—primarily in AWS—while collaborating closely with application, platform, and security teams. Your expertise in database architecture, performance tuning, automation, and reliability engineering will help deliver a resilient, self-healing data ecosystem that enables innovation and scale. Essential Functions Architect, deploy, and maintain highly available, secure, and performant database systems across multiple AWS regions. (PostgreSQL and NoSQL) Implement automation for database provisioning, scaling, backups, failover, and patch management using Infrastructure as Code (Terraform, Crossplane). Establish database observability: design and maintain telemetry for query performance, replication lag, disk I/O, and capacity forecasting. Partner with development teams to review schema changes, query plans, and application database interactions for efficiency and scalability. Drive incident response for database-related outages, including root cause analysis, remediation, and prevention. Maintain compliance with industry standards and security frameworks (encryption, access controls, audit logging). Collaborate on disaster recovery planning and ensure tested, reliable backup and restore processes. Maintain detailed and accurate technical documentation and operational runbooks. Evaluate emerging database technologies and patterns; recommend and implement improvements. Competencies 5+ years of experience in database administration, site reliability engineering, or related roles. Proven track record in managing mission-critical database environments in production. Excellent problem-solving and analytical skills. Strong communication and collaboration across engineering, product, and security teams. Ability to manage multiple priorities and deliver in a fast-paced environment. Tools (5+ years with each is ideal): Relational Databases: PostgreSQL (Aurora, RDS) Query tuning, indexing, and partitioning strategies High availability & replication (logical, streaming, multi-region) NoSQL & Streaming: Redis, DynamoDB, Kafka Infrastructure & Automation: Terraform, Crossplane Kubernetes Operators for databases CI/CD pipelines (GitLab CI/CD) Monitoring & Observability: Datadog, OpenSearch Cloud Technologies: AWS (EC2, S3, EBS, Lambda) Networking (VPC, Subnets, Route53, VPC Peering) Security (IAM, KMS, Secrets Manager, Vault) Education: Bachelors in Computer Science or STEM or equivalent experience MS in Computer Science a plus Citizenship/Clearance US Citizen or GreenCard Holder Nice to Haves Experience in FedRAMP, CC SRG, NIST 800-53, or Authority to Operate (ATO) process. Familiarity with AI/ML data pipelines and large-scale analytics workloads. Other duties Please note this job description is not designed to cover or contain a comprehensive listing of activities, duties or responsibilities that are required of the employee. Duties, responsibilities, and activities may change at any time with or without notice. Travel Required We are a fully remote company, and this job may require up to 5% of travel to be successful. Job-related travel expenses are reviewed and must be approved by your manager. Perks of Horizon3.ai Inclusive Team: We value diversity and promote an inclusive culture where everyone can thrive. Growth Opportunities: Be part of a dynamic and growing team with numerous career development opportunities. Innovative Culture: Work in a collaborative environment that encourages creativity and out-of-the-box thinking. Remote Work: We are a 100% remote company. Enjoy the convenience and work-life balance that comes with remote work. Competitive Compensation: We offer competitive salary and benefits which includes health, vision & dental care for you and your family, a flexible vacation policy, and generous parental leave. You Belong Here Horizon3 is not just an equal opportunity employer - we are a community that values diversity, equity, and inclusion as fundamental principles of our culture and success. We are dedicated to fostering a workplace where everyone feels welcome and respected, regardless of race, color, religion, sex, national origin, age, disability, veteran status, sexual orientation, gender identity or expression, genetic information, marital status, or any other legally protected status by law. Our commitment to diversity and inclusion means we strive to attract, develop, and retain a workforce that reflects the varied communities we serve. We believe that diverse perspectives drive innovation and strengthen our ability to create cutting-edge cybersecurity solutions. At Horizon3, every team member is valued and supported in an environment that encourages personal and professional growth. We welcome candidates from all backgrounds and experiences, and we encourage all qualified individuals to apply. Come be a part of Horizon3, where your unique contributions are recognized, and your potential is limitless. Other Duties Please note this job description is not designed to cover or contain a comprehensive listing of activities, duties or responsibilities that are required of the employee. Duties, responsibilities, and activities may change at any time with or without notice.