Top Tech Jobs & Startup Jobs in Denver & Boulder, CO

Lead Linux systems administrator for classified government contracts. Manage multi-user servers and networks, implement patches/updates, design backup and disaster recovery, enforce security controls and STIG/RMF compliance, lead change management, mentor staff, coordinate with vendors, and serve as senior liaison for A&A and ISSM processes. On-site role with occasional travel and after-hours support.

Lead system engineering activities for the Sentinel (ICBM) program including MBSE, requirements development and decomposition, trade studies, verification planning, coordination with segment teams, technical baseline management, and preparing deliverables across design, integration, and validation to support program milestones.

Develop, maintain, and troubleshoot enterprise CI/CD and DevOps solutions for missile defense systems. Build pipelines (GitLab, Jenkins), automate with Python/Java/Bash/PowerShell, implement IaC and SDN, collaborate across teams, produce documentation and KPIs, and support occasional off-hours and travel.

Design, integrate, and verify electromechanical hardware systems for defense applications. Produce and update drawings, support rack-and-stack and shelter deployments, perform system-level testing and troubleshooting, and document design changes. Work with power, RF, and fiber-optic signals, support field installation events, and collaborate across cross-functional teams to ensure hardware meets requirements and validation plans.

Lead systems and software architecture for the C2BMC missile defense program, translating requirements into architecturally compliant designs, producing MBSE artifacts, mentoring junior engineers, supporting governance and reviews, coordinating with MDA counterparts, and ensuring systems meet maintainability, reliability, usability, and scalability requirements.

Designs and directs system-level test plans and integrated testing, synthesizing customer requirements into system test solutions. Performs system technical analysis, evaluates test completeness, coordinates integrated testing, and troubleshoots software/infrastructure issues.

Designs and executes comprehensive system-level test plans, coordinates integrated testing, analyzes system performance and logs, and installs/troubleshoots COTS and custom software within constrained schedules and budgets.

Lead systems engineering for the Sentinel program: develop use cases, define and allocate requirements, create system architecture and interfaces using MBSE (Cameo/MagicDraw/Rhapsody), ensure verification/validation and requirements traceability, and produce model-based artifacts and processes.

Lead deployment, management, and lifecycle of on‑prem cloud and hyperconverged infrastructure, focusing on containerized environments, Kubernetes (NKP/OpenShift), infrastructure automation (Ansible), and CI/CD with GitLab. Ensure monitoring, patching, and scalability for mission-critical systems supporting missile defense.

Perform Linux (RHEL) and Windows server administration, VMware/ESXi and NAS (NetApp) storage management, backup/recovery, user/account management, security logging, and cyber security support on classified government contracts. Maintain system performance, patching, configuration, and documentation; support after-hours as needed.