1w
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Engineer Principal – Linux Systems Integration
Westminster, Colorado, United States
OnsiteFull Time
6+ YOEBS+6 years (or equivalent) required, Top Secret clearance, proven Linux systems engineering experience with RedHat/RHEL, Ansible/Puppet automation, virtualization, and support for secure RMF environments.
RedHat Linux, Ansible, Puppet, Python, RHEL IdM, Satellite Server, DELL
1mo
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Advisory Linux Systems Software Engineer
Boulder, Colorado, United States
$93k-$100k/yr HybridFull Time
5+ YOE5+ years developing low-level Linux systems software; strong C/C++; Python/Bash scripting; deep Linux internals, system bring-up, debugging, and hardware/software integration; bachelor's degree in CS/CE/EE or related.
Linux, C, C++, Python, Bash, GitLab, JIRA, Claude Code
6d
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Systems Engineer 4 - Linux / Cloud
Centennial, Colorado, United States
$121k-$202k/yr OnsiteFull Time
6+ YOEBachelor in STEM and minimum 6 years related experience; advanced Linux and cloud engineering (AWS/Azure); infrastructure automation with Ansible/Terraform/Python; production troubleshooting, mentoring, ITAR U.S. Person requirement.
Ansible, Python, Terraform, AWS, Azure, Docker, Kubernetes, Git
1mo
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Systems Engineer
Denver, Colorado, United States
$90k-$190k/yr OnsiteFull Time
5+ YOERequires TS/SCI with Polygraph, bachelor’s degree or equivalent, 5+ years systems engineering experience, expertise in systems engineering lifecycle, Atlassian (Jira, Confluence, Zephyr), Linux, strong communication and problem-solving skills.
Jira, Confluence, Zephyr, Linux, C++
2d
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Senior Systems Engineer
Atlanta or Austin or Denver or Seattle or Washington
$168k-$254k/yr HybridFull Time
8+ YOE8+ years building and operating Linux systems and distributed control planes; strong Rust/Go/TypeScript skills; deep Linux networking and security judgment; experience with fleet-scale device management and observability.
Rust, Go, TypeScript, IPsec, MASQUE, eBPF, Linux, WireGuard, GRE, Buildroot, Yocto, RAUC, UEFI Secure Boot, TPM, VMware, KVM, AWS, Azure, Google Cloud, Kubernetes, Prometheus, Grafana, ClickHouse, OpenTelemetry
2mo
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Systems Engineer
Aurora, Colorado, United States
$145k-$225k/yr OnsiteFull Time
5+ YOEBachelor's in a related technical field; 5+ years systems engineering experience; US citizenship; Top Secret / SCI clearance; experience in aerospace/defense; strong communication.
Jira, Confluence, Bitbucket, Git, DOORS, Cameo Systems Modeler, Python, Bash, Linux, Unix, Cloud
2mo
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Senior Engineer II - Systems Design (Integration, Linux + Programming)
Colorado Springs or Home Office
$70k-$205k/yr RemoteFull Time
7.5+ YOEBachelor’s degree in IT/IS/Cybersecurity; 7.5-10 years of related experience; strong Linux and network skills; Python/shell scripting; DoD clearance or US citizenship.
Python, Shell scripting, Linux, RHEL, CentOS, Ubuntu, Nessus, ACAS, SCAP, STIGs, VMware, Docker, Git, Mercurial
1w
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Jr. Systems Engineer - Boulder, Colorado
Boulder, Colorado, United States
$90k-$100k/yr OnsiteFull Time
0+ YOEBS in STEM +2yrs or MS in STEM (0yrs); active DoD Secret clearance; 1+ year software experience with Python and/or C++; Linux and utilities experience; SysML/MBSE experience; requirements and systems engineering skills.
Python, C++, Linux, grep, awk, cat, head, Cameo Enterprise Architecture, Rhapsody, MagicDraw, DOORS, Jira, Confluence, AFSIM, SysML, MBSE
3w
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Systems Engineer - Clearance Required
Littleton, Colorado, United States
$70k-$124k/yr OnsiteFull Time
Ability to obtain DoD Secret and TS/SCI, experience with Windows/Linux, VM/hypervisor, network configuration, system integration/testing, Java or Python development, and hardware/networking for cross-domain solutions.
Red Hat Linux, Puppet, Docker, Kubernetes, Ansible, Java, Python, Visio
1mo
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Systems Engineer, Battlespace
Broomfield or Waltham
$146k-$194k/yr OnsiteFull Time
2+ YOE2+ years hardware/software systems engineering, degree in engineering/physics/robotics/math, MBSE experience, familiarity with JAMA/Cameo/MATLAB/Simulink/AFSIM, Python proficiency, statistics/AI/ML skills, eligible for U.S. Secret clearance, up to 25% travel.
JAMA, Cameo, MATLAB, Simulink, AFSIM, Python, Linux, C, C++, Rust
1w
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Senior Systems Engineer (Onsite)
Aurora, Colorado, United States
$87k-$165k/yr OnsiteFull Time
5+ YOEActive transferable TS/SCI with CI Poly clearance, U.S. citizenship, Bachelor's in STEM and 5+ years engineering experience; experience with Cshell, PERL, HTML, Linux, Microsoft Office, Confluence and Jira.
Cshell, PERL, HTML, Linux, Microsoft Office, Confluence, Jira
1w
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Engineer Senior - Launch Systems
Boulder or Broomfield
$97k-$165k/yr OnsiteFull Time
8+ YOEBS in engineering (or equivalent) plus 8+ years related experience, ability to obtain TS/SCI clearance, experience with launch integration, MBSE, Linux, JIRA, and technical leadership.
MBSE, Linux, JIRA, EVM, CAM
1mo
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Senior Engineer I - Systems
Boulder, Colorado, United States
$70k-$143k/yr OnsiteFull Time
5+ YOEBachelor's in STEM, 5+ years systems engineering experience (requirements, design, implementation, verification), Python/MATLAB experience, familiarity with digital test equipment, US citizenship required; up to 15% travel.
Python, MATLAB, Linux, Unix, Oscilloscope, Spectrum Analyzer, Multi-Meter
2w
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Software Linux Engineer - Installation and Packaging
Santa Clara or Westford or St. Louis or Boulder or New York
$152k-$288k/yr OnsiteFull Time
4+ YOEBachelor's or equivalent, 4+ years Linux system-level software development, experience with package management, repository and release automation, Python or Bash scripting, CI/CD and kernel/driver familiarity.
dpkg, RPM, yum, apt, zypper, Nix, NixOS, Python, Bash, CI/CD, Docker, Kubernetes
3w
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Systems Engineer 2/3
Aurora, Colorado, United States
$92k-$213k/yr OnsiteFull Time
2+ YOEActive U.S. DoD Top Secret/SCI clearance, STEM bachelor's with 2+ years (or advanced degree with reduced years), experience with Linux/Windows, docker, test plan development, data collection, troubleshooting, and willingness to travel OCONUS up to ~20%.
Linux, Windows, docker, Microsoft Project, Microsoft PowerPoint, Microsoft Excel, Microsoft Word, Confluence, Jira, Kubernetes
2d
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Senior / Principal Lunar Ground Systems Engineer
Denver, Colorado, United States
$120k-$150k/yr HybridFull Time
7+ YOEUS citizen/PR eligible for DoD SECRET, 7+ years SATCOM experience with RF systems, real-time operations support, hands-on RF testing, Linux and RESTful API familiarity, BS in engineering preferred.
Linux, RESTful API, CCSDS, DVB-S2, Spectrum analyzer, Signal generator, Software modem
1w
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Systems Development Engineer II, Bespoke Solutions
Jessup or Arlington or Denver or Herndon
$129k-$175k/yr OnsiteFull Time
3+ YOE3+ years development/scripting (Python/Java/Bash/Perl), automation and version control, Linux/Windows system support, networking (DNS/DHCP/TCP), PowerShell and database experience, and active TS/SCI clearance required.
Python, Java, Bash, Perl, GitLab, PowerShell, Linux, Windows
2w
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Senior Spacecraft Systems Engineer – Software
Westminster, Colorado, United States
$134k-$161k/yr OnsiteFull Time
5+ YOEBachelor's degree in engineering, 5+ years systems/software/embedded experience, experience decomposing requirements and creating verification plans, embedded systems and interface experience.
Python, C++, C, Java, Bash, Git, IDEs, debuggers, CI/CD platforms, Linux, Windows, Unix, TCP/IP, UDP, Serial, USB, Ethernet, APIs, requirements tools, issue tracking systems, automated test tools
1mo
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Networking Systems Engineer I
Greenwood Village, Colorado, United States
$80k-$95k/yr OnsiteFull Time
Bachelor's in a relevant technical field, early-career engineering experience or internship, understanding of networking concepts (Ethernet, IP, routing, switching), strong troubleshooting and communication skills, ability to work from engineering drawings and technical documents.
Python, MATLAB, Wireshark, Linux, Ethernet, TCP/IP, UDP, VLANs, MPLS, SNMP, NETCONF, YANG
3w
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Systems Integration Engineer Principal – High Performance Computing (HPC)
Westminster, Colorado, United States
OnsiteFull Time
6+ YOEBS in engineering plus 6+ years experience, Top Secret clearance, Linux sysadmin and HPC scheduler experience, strong problem-solving and communication skills.
Linux, NVIDIA Bright Cluster Manager/Base Command Manage, OpenPBS, PBS Pro, LSF, Slurm, Ansys, Matlab, Nastran, Vivad, DELL servers
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