2w
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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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Principal Linux Kernel Developer
Fort Collins or Colorado or Minnesota or United States
$152k-$349k/yr HybridFull Time
8+ YOE8+ years systems/kernel development experience, expert C, deep Linux kernel internals, kernel debugging (crash, perf, ftrace, tracepoints), distributed storage experience, technical leadership, strong communication.
C, Linux kernel, crash, perf, ftrace, tracepoints, Lustre, Ceph, DAOS, RDMA, InfiniBand, CI/CD
1mo
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Principal Linux Kernel Developer
Fort Collins or Colorado or Minnesota or United States
$160k-$303k/yr HybridFull Time
8+ YOEBachelors/Masters in CS or related; 8+ years systems/kernel development; expert C and deep Linux kernel internals; experience with kernel debugging tools and distributed storage; technical leadership and collaboration skills.
Linux kernel, C, crash, perf, ftrace, tracepoints, Lustre, Ceph, DAOS, RDMA, InfiniBand, CI/CD
1mo
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Principal Linux Kernel Developer
Fort Collins or Colorado or Minnesota or United States
$160k-$303k/yr HybridFull Time
8+ YOEBachelor's or Master's in CS/CE, 8+ years systems/kernel development, expert C, deep Linux kernel internals, kernel debugging (crash, perf, ftrace, tracepoints), distributed storage experience, technical leadership and collaboration skills.
Linux kernel, C, crash, perf, ftrace, tracepoints, Lustre, Ceph, DAOS, RDMA, InfiniBand, CI/CD
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
2w
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System Software Engineer III
Longmont, Colorado, United States
$115k-$145k/yr HybridFull Time
5+ YOE5+ years writing production compiled-language code, Linux/Ubuntu/Yocto experience, debugging multi-threaded systems, hardware verification, strong problem-solving and collaboration skills.
Rust, C++, Python, Ubuntu, Yocto
4w
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Sr. System Development Engineer, PEET
Denver, Colorado, United States
$151k-$205k/yr OnsiteFull Time
6+ YOEBachelor's degree or CSSLP, active Top Secret/SCI clearance, 6+ years software development, 4+ years system design experience, 6+ years Linux/Unix operations, EM/GenAI familiarity, strong written and verbal communication.
AWS Managed Grafana, Managed Prometheus, Kinesis Video Streams, Linux/Unix
3w
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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
2mo
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Network System Engineer
Golden, Colorado, United States
$115k-$140k/yr HybridFull Time
8+ YOE8+ years network/system engineering experience, bachelor\u0002s degree required, cloud and on-prem expertise (Azure/AWS/GCP), Active Directory/Intune experience, scripting (PowerShell/Python), API and security knowledge.
Windows, Mac, Linux, Azure, Google, AWS, Microsoft 365, JIRA, MS Teams, SharePoint, OneDrive, Dropbox, Smartsheet, Workato, Python, Power BI, SQL, JSON, XML, WSDL, OpenAPI, Swagger, PowerShell, Postman, SoapUI, Insomnia, Hoppscotch, VMWare, Hyper-V, Azure DevOps, MS Project, Trello, Five9, Intune, Active Directory
3w
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System Integration and Test Engineer
Littleton, Colorado, United States
$89k-$158k/yr HybridFull Time
3+ YOEBachelor's with 3+ years (or Master's with 1+ or equivalent); software test engineering experience, writing test procedures, RedHat Enterprise Linux CLI, Git, strong communication and problem-solving; eligible for Top Secret clearance.
RedHat Enterprise Linux, Git, Python, DOORS
1w
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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
2mo
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Principal Engineer, Linux and Virtualization Infrastructure
Denver, Colorado, United States
OnsiteFull Time
7+ YOE7+ years Linux systems engineering; strong Linux/Unix, networking, SANs; virtualization with VMware, Proxmox, Docker, Kubernetes; infrastructure projects; strong communication.
Linux, VMware, Proxmox, Docker, Kubernetes, SAN, Fibre Channel, VxLAN, NAS, Windows
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
2mo
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System Administrator/Cloud Engineer - Aurora, CO or Meridian, CO
Aurora or Meridian
$90k-$237k/yr OnsiteFull Time
3+ YOETop Secret/SCI eligibility required; Kubernetes (K3s) experience; Linux admin; AWS Snowball Edge/Outpost; 3+ years system admin; DevSecOps pipelines; network protocols.
Kubernetes, AWS Snowball Edge, AWS Outpost, Linux, Bash, Python, Git, Ansible, Ingress controllers, Proxy server administration, NPE Certificate Management
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++
1w
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Senior Domain Name System (DNS) Engineer - DHA
Denver or Urbana or Woodlawn or Durham
$111k-$158k/yr OnsiteFull Time
1+ YOESpecialized experience installing/configuring Red Hat Enterprise Linux and administering BIND DNS in large enterprise environments; strong technical competence and advanced problem-solving and teamwork skills.
Red Hat Enterprise Linux, BIND DNS
3d
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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
3w
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Software Engineer - RFGL Systems
Washington or Boulder
$90k-$131k/yr HybridFull Time
2+ YOE2+ years software engineering experience, hands-on AWS (EC2,S3,Lambda,ECS/EKS,CloudWatch,IAM), Python, Linux/bash, production systems reliability and monitoring, strong communication and teamwork skills.
AWS EC2, S3, Lambda, ECS, EKS, CloudWatch, IAM, Python, Linux, bash, Spark, Kafka, Databricks, Terraform, Ansible, CloudFormation, Docker, Kubernetes, GitHub Actions, Prometheus, Grafana, ELK, C++
4w
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Ground System Operator - Level 1 or 2
Aurora, Colorado, United States
$69k-$125k/yr OnsiteFull Time
1+ YOEBachelor's degree (or equivalent experience), Top Secret/SCI clearance, 1–2 years relevant experience, Linux experience, analytical and communication skills, antenna/RF familiarity preferred.
Linux
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