Calance US

Deploy and maintain network and compute infrastructure in data centers with travel and hands-on configuration. | Mid-level experience in virtualization, networking fundamentals, Linux, scripting, and willingness to travel for data center deployments. | We are hiring Mid Level Network/Infrastructure Engineer- remote with Travel for a Full Time position in chicago, IL Network/Infrastructure Engineer Company Overview We are a pioneering Infrastructure-as-a-Service (IaaS) company, focusing on delivering High-Performance Computing (HPC) solutions. Our cutting-edge data centers form the core of our operations, empowering us to offer unmatched computational resources to our global clientele. In line with our growth and the expansion of our services, we are looking for a motivated Junior Network/Infrastructure Engineer to join and grow with our team. Position Summary The Network/Infrastructure Engineer plays a hands-on role in deploying the compute and network infrastructure that powers our high-performance computing environments. This role centers on data center deployment work: installing and configuring Proxmox hypervisors and virtual machines, assisting with BGP router deployments, standing up out-of-band (OOB) management fabrics on Unifi or NVIDIA switching, and helping build RDMA compute fabrics (primarily RoCEv2, with potential InfiniBand exposure). You will work under the guidance of senior engineers and travel to US data center sites to support new deployments, troubleshooting, and bring-up activities. This is an ideal role for someone with homelab and/or internship experience who is eager to learn enterprise-scale infrastructure from the ground up. Work Arrangement & Location: Remote with required travel 25-50% travel (nationwide) Travel lasts 2-3 weeks and is typically every 2-3 months Please focus on candidates located in one of the following states. Boost is not looking to add employees in additional states at this time. States of Preference: ME, NH, NJ, GA, FL, IL, MN, WA, TX Key Responsibilities Virtualization & Compute Deployment Install, configure, and maintain Proxmox hypervisors on bare-metal servers during data center deployments Provision and manage virtual machines, including resource allocation, templates, and standardized deployment profiles Perform routine patching, upgrades, and lifecycle maintenance of hypervisor hosts and guest VMs Assist with server imaging, initial configuration, and validation during site bring-up Network Deployment & Operations Assist senior engineers with the deployment and initial configuration of BGP routers at new data center sites Rack, cable, and configure out-of-band (OOB) management fabrics using Unifi or NVIDIA switches Assist in building and validating RDMA compute fabrics, primarily RoCEv2, with opportunities to gain InfiniBand experience Perform basic switch and router configuration tasks (VLANs, IP assignments, port configuration) under senior guidance Help with cable management, labeling, and physical layer troubleshooting during deployments Learn and apply IP addressing, subnetting, and IPAM documentation practices Monitor network and infrastructure health using observability tools and escalate issues appropriately Participate in a supported on-call rotation after an onboarding/ramp-up period Automation & Tooling Assist in developing and maintaining automation using Python and/or Ansible for provisioning, configuration, and routine operational tasks Contribute to infrastructure-as-code playbooks as skills develop Identify repetitive manual tasks that are candidates for automation Collaboration & Documentation Travel to data center locations within the US to support deployments, troubleshooting, and site bring-up (regular travel expected) Maintain accurate documentation including runbooks, network diagrams, deployment procedures, and configuration records Work closely with deployment engineers and operations teams during infrastructure builds Learn from senior engineers through mentorship, pairing, and hands-on deployment work Safety & Compliance Adhere to strict data center safety protocols and operational standards during all on-site activities Follow security best practices for system and network configuration and access control Participate in regular safety training and briefings Qualifications Bachelor's degree in Computer Science, Information Technology, or a related field preferred or equivalent hands-on experience, homelab work, or certifications Experience in IT infrastructure, networking, or systems administration; internship and homelab experience strongly valued Hands-on exposure to virtualization through work, coursework, or personal projects Proxmox experience is a strong plus (KVM, ESXi, or Hyper-V also relevant) Foundational networking knowledge: IP addressing, subnetting, VLANs, and routing fundamentals; awareness of BGP concepts is a plus Familiarity with consumer/prosumer or enterprise network gear (Unifi, Cisco, Arista, NVIDIA/Mellanox, etc.) Interest in high-speed interconnects (RoCEv2, InfiniBand) prior exposure is a bonus Working knowledge of Linux fundamentals (file systems, services, basic shell commands) Some scripting or automation experience with Python, Bash, or Ansible strongly preferred Willingness and ability to travel regularly to US data center locations for deployments Comfortable with physical deployment work: racking equipment, cabling, and labeling in a data center environment Strong desire to learn, take direction, and grow into more advanced networking and HPC work Good troubleshooting instincts and a methodical approach to problem-solving Solid written and verbal communication skills with attention to documentation Availability to participate in an on-call rotation after ramp-up Preferred Certifications CompTIA Network+, Linux+, or Server+ CCNA or equivalent entry-level networking certification Red Hat RHCSA or equivalent Linux certification Any relevant virtualization or cloud fundamentals certification What We Offer A vibrant and stimulating work environment with strong mentorship and clear paths for professional growth A competitive salary and comprehensive benefits package An inclusive, team-oriented culture that values innovation, efficiency, and collaboration Hands-on experience deploying cutting-edge HPC infrastructure, including RDMA fabrics and NVIDIA networking A direct growth path toward senior network and infrastructure engineering roles Estimated Pay Range: $120-150K

Lead global firewall strategy, policy governance, and modernization with Palo Alto Networks expertise. | 10+ years network security engineering with 5+ years Palo Alto Networks firewall and Panorama experience, strong policy design and automation skills. | Responsibilities Principal Security Engineer Global Firewall Strategy & EngineeringPosition Summary We are seeking a highly experienced Principal Security Engineer to lead the strategy, engineering, optimization, and modernization of our global firewall infrastructure. This is a hands-on technical leadership role responsible for driving enterprise-wide firewall policy governance, standardization, and operational excellence across a complex global environment. The ideal candidate will possess deep expertise in Palo Alto Networks firewalls and Panorama, with a proven ability to design scalable security architectures, optimize policy frameworks, eliminate operational bottlenecks, and improve security effectiveness through automation and innovation. This individual will partner with security architecture, infrastructure, networking, operations, and application teams to modernize the organization's firewall posture while maintaining strong security controls and business agility. Additionally, experience leveraging AI-driven security operations, automation, and vulnerability management approaches is highly desirable. Key Responsibilities Firewall Strategy & Engineering Serve as the technical lead and subject matter expert for the enterprise firewall environment. Design, implement, and maintain global firewall standards, policies, and governance processes. Lead enterprise-wide firewall policy standardization initiatives across multiple regions, business units, and environments. Establish scalable firewall design patterns that support cloud, data center, and hybrid infrastructures. Drive continuous improvement of firewall architecture, security controls, and operational processes. Policy Management & Optimization Own firewall rule lifecycle management, including design, implementation, validation, and ongoing maintenance. Develop and maintain policy sequencing strategies to improve performance, manageability, and security effectiveness. Perform rule reviews, policy tuning, cleanup, and recertification activities. Identify redundant, orphaned, shadowed, and overly permissive firewall rules. Implement best practices for change management, policy governance, and compliance requirements. Security Analysis & Modernization Analyze firewall environments to identify gaps, risks, inefficiencies, and operational bottlenecks. Conduct assessments and develop strategic roadmaps to modernize firewall operations and architecture. Drive the adoption of advanced security capabilities including application-based policies, threat prevention, DNS security, SSL inspection, and zero-trust principles. Partner with architecture and engineering teams to improve segmentation and security posture across the enterprise. Automation & AI Innovation Evaluate and implement automation opportunities to improve firewall operations, policy deployment, compliance reporting, and vulnerability remediation. Leverage AI, analytics, and machine learning technologies where applicable to streamline security workflows and enhance operational efficiency. Identify opportunities to reduce manual effort through intelligent automation and infrastructure-as-code methodologies. Collaborate with vulnerability management teams to automate risk-based remediation and policy recommendations. Leadership & Collaboration Act as the senior technical advisor for firewall engineering initiatives and strategic security programs. Mentor engineers and provide technical guidance on firewall and network security best practices. Work closely with network engineering, cloud, infrastructure, security operations, and compliance teams. Influence enterprise security standards and contribute to long-term cybersecurity strategy. Required Qualifications Bachelor's degree in Information Security, Computer Science, Engineering, or equivalent experience. 10+ years of experience in network security engineering within large-scale enterprise environments. 5+ years of advanced experience with Palo Alto Networks Firewalls and Panorama. Deep expertise in: Firewall policy design and implementation Security policy optimization and sequencing Network segmentation Threat prevention technologies Enterprise security architecture Multi-site/global firewall deployments Strong understanding of: TCP/IP networking Routing and switching Network security architectures Hybrid and cloud networking models Zero Trust security frameworks Experience leading enterprise security modernization initiatives. Strong analytical, troubleshooting, and communication skills. Ability to translate technical findings into strategic recommendations for leadership. Preferred Qualifications Experience with firewall automation using APIs, Python, Ansible, Terraform, or Infrastructure-as-Code solutions. Experience integrating security controls with cloud platforms including AWS, Azure, or GCP. Knowledge of vulnerability management platforms and risk-based remediation processes. Experience leveraging AI-driven operational efficiencies within cybersecurity programs. Familiarity with security analytics, SIEM, SOAR, and security automation technologies. Palo Alto certifications such as: PCNSA PCNSE Palo Alto Cybersecurity Professional certifications