Ontrac Solutions

Lead modernization of application platforms by breaking down monolithic architectures into container-based services on GCP and mentor junior engineers. | 10+ years backend experience with Python 3.11+, PHP 8.x, monolith deconstruction, and OpenSSL expertise required. | Overview We are seeking a highly skilled and experienced Staff/Senior Software Engineer to support a critical customer engagement focused on application and platform modernization. This role is ideal for a seasoned engineer capable of leading modernization efforts and breaking down monolithic architectures into container-based services on GCP, with strong Python experience. The successful candidate will work closely with engineering managers and customer stakeholders to ensure project success from initial definition through final delivery. What your application must clearly show We screen against the requirements below exactly as written — your resume should make these easy to find: 10+ years of backend software development. Recent, hands-on Python (3.11+) AND PHP (8.x) — this role genuinely uses both; applications showing only one language will not pass screening. A real example of deconstructing a monolith into container-based services, ideally on Google Cloud. OpenSSL / secure communication implementation experience. Testing discipline: unit, integration, and acceptance tests on production systems. Shortly after you apply you will receive a short role-specific questionnaire — completing it promptly is the fastest way to move into screening. Required Credentials: A degree in computer science or a related field. 10+ years of relevant work experience in software development, focused on backend development, specifically with Python experience. Required Qualifications: 8+ years of strong expertise developing applications using Python (3.11+) and PHP (8.4.x). Extensive Python experience, with the ability to understand an existing complex codebase and lead development efforts. Extensive experience deconstructing monolithic architectures into container-based services to enhance scalability and maintainability. Experience working with cloud platforms, specifically Google Cloud. Technical proficiency with OpenSSL and implementing secure communication protocols across distributed platforms. Exposure to metrics and monitoring tools such as Chronosphere, Prometheus, and Grafana. Familiarity with logging solutions, specifically transitioning from Splunk to Splunk Cloud. Exposure to OS/package management, including RHEL7 to EL8/9 shifts and migrations from proprietary package management to RPM. Strong proficiency writing unit, integration, and acceptance tests. Useful Qualifications: Previous experience with internal network-automation services and platforms. Experience mentoring mid-level engineers to reduce single points of failure (SPOFs). Experience partnering with Principal Engineers on large-scale cloud migrations. Scope and Solution Expectations: Bring extensive Python and PHP experience to drive and lead development efforts. Lead application and platform modernization across internal network-automation services, breaking monoliths into container-based services on GCP. Drive language and library upgrades (Python 3.11+, PHP 8.4.x, OpenSSL), own design and reviews, and mentor junior developers. Build and extend metrics paths as the platform moves from a legacy metrics system to Chronosphere, Prometheus, and Grafana. Partner on the migration from Splunk to Splunk Cloud or alternative solutions. Collaborate with product engineers on OS and package shifts (RHEL7 to EL8/9, proprietary packaging to RPM) and cloud migrations, owning feature delivery in support of the broader digital transformation. Collaborate with cross-functional teams, including product managers, designers, and other engineering teams, to define requirements and drive technical solutions. Drive the adoption of best practices for software development, including testing, code reviews, and continuous integration and delivery. Troubleshoot and debug complex issues across the distributed system, identifying root causes and implementing effective solutions.

Take full technical ownership of a globally-deployed edge infrastructure system focused on cookie and consent management, driving roadmap and compliance rollouts. | 8+ years senior development experience with deep expertise in C, C++, high-performance HTTP proxies or CDNs, and Linux systems troubleshooting. | Overview We are seeking a highly skilled and experienced Senior Software Development Engineer (IC4) to support a critical customer engagement focused on edge infrastructure, consent and privacy compliance, and global system reliability. This role is ideal for a deeply technical, ownership-minded engineer who can take a mission-critical, globally-deployed system end to end — setting its technical direction, hardening its quality, and steering high-risk compliance rollouts with minimal oversight. The successful candidate will work closely with the program manager and customer stakeholders to ensure project success from initial definition through final delivery. What your application must clearly show We screen against the requirements below exactly as written — your resume should make these easy to find: 8+ years of professional software development at a senior level. Production, hands-on C and C++ (plus Python and WASM toolchain exposure). Direct work on high-performance HTTP proxies (Apache Traffic Server, Nginx) or CDNs, with real HTTP/1.1 and HTTP/2 depth. Linux kernel / systems-level troubleshooting and crash analysis. Ownership of a mission-critical, globally-deployed system, including automated test suites and CI/CD quality gates. Shortly after you apply you will receive a short role-specific questionnaire — completing it promptly is the fastest way to move into screening. Required Credentials: Proven software development experience performing at or beyond a Senior (IC4) level, typically 8+ years of professional experience. Demonstrated track record of owning mission-critical, high-availability, globally-deployed production systems. Required Qualifications: Strong, hands-on experience with C, C++, Python, and WASM toolchains. Strong working knowledge of HTTP/1.1 and HTTP/2, including headers, cookies, caching, and connection handling in the context of edge proxies. Direct experience with high-performance HTTP proxies (for example, Apache Traffic Server / ATS or Nginx) or Content Delivery Networks (CDNs). Solid understanding of the Linux kernel, networking, and systems-level troubleshooting. Good understanding of crash analysis. Practical experience building comprehensive automated test suites and integrating quality gates into CI/CD pipelines for mission-critical systems. Proven ability to lead technical initiatives and complex problem-solving in high-risk production environments. Strong awareness of system dependencies and business impact, with experience managing complexity and tradeoffs. Excellent cross-functional communication and collaboration skills, including the ability to translate complex technical and legal requirements to non-technical audiences. Useful Qualifications: Hands-on experience with third-party CDN platforms such as Cloudflare or Fastly, including WASM-based edge solutions. Familiarity with consent and privacy management platforms (for example, Didomi) and global privacy regulations such as GDPR and CCPA. Experience designing bucketed or percentage-based rollout controls for safe, gradual global deployments. Prior experience mentoring peers and guiding dependent engineering teams. Scope and Solution Expectations: Maintain full technical ownership of the customer’s cookie and consent management plugin, including its deployment, performance, and stability across all consuming properties. Formalize and drive the technical roadmap and operational excellence for the system, leading the design and architecture of medium-to-large components and driving cross-team standardization. Serve as the technical lead for high-risk, cross-functional consent and compliance rollouts that directly impact advertising revenue and legal requirements, and design and implement proactive risk-mitigation strategies such as bucketed or percentage-based rollout controls. Lead strategic initiatives such as third-party CDN proofs of concept (for example, Cloudflare and Fastly WASM-based solutions) to establish repeatable, portable architectural patterns for the customer’s edge organization in support of long-term digital transformation and cost optimization. Establish system guardrails and improve core system quality, including comprehensive automated test coverage and platform-agnostic testing frameworks to eliminate critical regressions and ensure service stability. Translate complex technical and legal requirements across privacy, legal, and advertising teams, and provide mentorship and guidance to peers and dependent teams. Translate ambiguous, high-level business and compliance needs into reliable, globally-deployed system solutions.

Design and operate hybrid cloud networking architectures and automate infrastructure management. | Extensive Google Cloud networking and Terraform experience with relevant certifications. | Overview We are seeking a highly skilled and experienced Senior Network Engineer to support a critical customer engagement focused on hybrid cloud networking, network automation, and infrastructure reliability. This role is ideal for an experienced network engineer who is proficient in cloud. The successful candidate will work closely with the cloud platform engineering team and customer stakeholders to ensure project success from initial definition through final delivery. What your application must clearly show We screen against the requirements below exactly as written — your resume should make these easy to find: Hands-on Google Cloud networking depth: VPC, VPN, Interconnect, load balancing, firewall policies. Advanced Terraform — module design/refactoring; JSON-driven hydration module work is a strong plus. Azure networking familiarity, especially VNet management. Your Google Cloud and networking certifications, named, with dates. Experience designing or operating hybrid (on-premise to cloud) network architectures. Shortly after you apply you will receive a short role-specific questionnaire — completing it promptly is the fastest way to move into screening. Required Credentials: Google Cloud certifications. Networking certifications. Required Qualifications: Good understanding of Azure networking (especially VNet management). Extensive experience with Google Cloud networking (VPC, VPN, Interconnect, load balancing, firewall policies). Advanced expertise in Terraform, specifically with the ability to build and refactor JSON-driven hydration modules. Proven ability to design, implement, install, maintain, and administer infrastructure systems (hardware, software, and configurations). Proactive performance monitoring, issue identification, and root cause analysis on failed components. Useful Qualifications: Experience integrating Terraform with Bluecat for automated CIDR range provisioning. Hands-on experience with Spacelift for infrastructure delivery and workflow automation. Experience using Network Connectivity Center. Scope and Solution Expectations: The contractor is expected to design and operate hybrid networking architectures that bridge on-premise environments with Google Cloud. Key responsibilities include: Troubleshooting complex routing, DNS, and load balancing issues. Building and managing infrastructure via Terraform. Designing secure network architectures, including segmentation and firewall policies. Automating repetitive tasks to improve overall system reliability.

Lead OS modernization and infrastructure migrations, provide Tier-2 production support, and automate workflows using Python and observability tools. | 5+ years in production engineering or SRE with proficiency in Python, Linux, package and configuration management, and CI/CD pipeline hardening. | About Ontrac Solutions At Ontrac Solutions, we partner with elite engineering organizations to build systems that operate at planetary scale. Our team supports complex cloud, infrastructure, automation, and production engineering initiatives for organizations modernizing critical platforms and high-availability environments. We are seeking a highly skilled Senior Production Engineer — IC4 to support a critical customer engagement. This role is ideal for a hands-on engineering professional with deep experience in infrastructure modernization, Linux systems, Python automation, production support, and large-scale migration execution. Role Overview The Senior Production Engineer will work closely with Cloud Platform Engineering, CloudTech SRE, internal engineering teams, and customer stakeholders to support the modernization of legacy infrastructure into production-ready environments. This individual will help lead complex operating system upgrades, packaging migrations, configuration management transitions, observability improvements, CI/CD hardening, and service onboarding efforts across a large-scale infrastructure footprint. The ideal candidate is comfortable executing independently, owning technical workstreams, resolving complex production issues, and documenting repeatable processes for long-term operational success. Key Responsibilities Lead and execute large-scale OS modernization efforts, including migrations from RHEL7 to EL8/EL9 across approximately 1,700 systems and virtual machines. Support configuration management transitions, including Chef to CINC and legacy package/configuration migration from yinst to RPM. Build, maintain, and configure RPM packages to support infrastructure modernization and application migration efforts. Develop, execute, and improve automated runbooks for OS upgrades, configuration changes, service onboarding, and production support. Triage, own, and resolve complex production issues, including high-priority S-bugs and infrastructure-related incidents. Harden CI/CD pipelines, observability frameworks, and rollout/rollback mechanisms for legacy-to-modern infrastructure transitions. Partner closely with CloudTech SRE to provide follow-the-sun Tier-2 production support, including hands-on incident response and break/fix operations. Onboard services to modern monitoring, logging, and observability stacks. Support migrations from legacy monitoring tools such as Yamas to platforms such as Chronosphere, Prometheus, and Grafana. Assist with log management and Splunk integration strategies. Partner with application development teams during cloud cutovers, component migrations, and production readiness activities. Automate repetitive operational tasks using Python and related tooling. Document technical procedures, runbooks, migration steps, and operational standards. Required Qualifications 5+ years of professional software engineering, production engineering, SRE, DevOps, or infrastructure engineering experience. Strong hands-on experience with Python for automation, tooling, scripting, and operational workflows. Experience supporting Linux infrastructure in production environments, ideally including RHEL7, EL8, and EL9. Experience with OS modernization, infrastructure migration, or large-scale systems upgrade initiatives. Hands-on experience with package management and build processes, preferably including RPM packaging. Experience with configuration management tools such as Chef, CINC, Ansible, Puppet, or similar platforms. Strong understanding of production support, incident response, break/fix workflows, and Tier-2 operational support. Experience hardening CI/CD pipelines and supporting safe rollout/rollback processes. Familiarity with observability, monitoring, logging, and alerting frameworks. Ability to work independently, manage technical tasks, and communicate clearly with engineering and stakeholder teams. Strong documentation skills and the ability to create repeatable runbooks and operational procedures. Preferred Qualifications Experience with Chef to CINC migrations. Experience with yinst to RPM migration or similar legacy packaging transitions. Experience supporting monitoring migrations from Yamas to Chronosphere, Prometheus, or Grafana. Experience with Splunk log management strategy and integration. Experience supporting developers through cloud cutovers and application migration phases. Experience working with Cloud Platform Engineering, SRE, or infrastructure modernization teams. Familiarity with NetAuto or similar network automation / operational support tooling. Experience operating in a follow-the-sun support model. Prior experience supporting high-scale cloud, infrastructure, or platform engineering environments. Scope of Work / Delivery Expectations The contractor will help drive the technical transition of legacy systems to modern infrastructure environments. Expected workstreams include: Migrating and updating configurations across approximately 1,700 systems and virtual machines from RHEL7 to EL8/EL9. Developing and executing automated runbooks for OS upgrades and configuration management changes. Building and maintaining RPM packages to replace legacy configuration and packaging processes. Supporting the transition of monitoring infrastructure to a modern observability stack, including Chronosphere, Prometheus, and Grafana. Supporting Splunk integration and logging strategies. Providing Tier-2 operational support and incident response under a follow-the-sun model. Partnering with application developers during cloud migration and cutover phases. Improving CI/CD pipelines, deployment safety, and rollback readiness. Creating documentation to support repeatable operational processes and long-term platform maintainability.