219 linux system engineer jobs at 76 companies in Littleton, CO
1d
Save
Mark Applied
Hide
Advisory Linux Systems 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; Linux internals, system bring-up, debugging, and hardware/software integration.
C, C++, Python, Bash, GitLab, JIRA, Claude Code
2w
Save
Mark Applied
Hide
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
1w
Save
Mark Applied
Hide
Staff Linux Software Engineer (Multiple Locations)
San Diego or Boulder
$135k-$202k/yr OnsiteFull Time
2+ YOEExperience developing Linux system software and drivers in C/C++; strong understanding of Linux internals, multi-threading, API design, SoC architecture; proficiency with git and debugging tools.
Linux, C, C++, Java, Python, git, KVM, Docker, SR‑IOV, gtest, PCIe, UML
2w
Save
Mark Applied
Hide
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
3w
Save
Mark Applied
Hide
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
Save
Mark Applied
Hide
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
1w
Save
Mark Applied
Hide
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
3w
Save
Mark Applied
Hide
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
5d
Save
Mark Applied
Hide
Senior System Software Engineer - CPU SoC Boot Firmware
Santa Clara or Boulder
$152k-$288k/yr OnsiteFull Time
5+ YOEBS/MS in EE/CS/CE or equivalent,5+ years embedded/software experience,proficiency in C and Python,Linux kernel expertise,ARM/bootloader experience,and knowledge of safety/security standards.
C, Python, Linux kernel, Codex
1mo
Save
Mark Applied
Hide
System Dev Engineer II, Analytics ADC
Denver, Colorado, United States
$99k-$160k/yr OnsiteFull Time
2+ YOEActive TS/SCI with polygraph required; 2+ years professional software development; experience with systems engineering, networking, Linux, coding (Java/Python/Ruby), and system design/automation.
Amazon EMR, Amazon Athena, Amazon Redshift, Linux, CI/CD, Scrum, PowerShell, Python, Ruby, Java
2mo
Save
Mark Applied
Hide
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
Save
Mark Applied
Hide
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
Save
Mark Applied
Hide
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
Save
Mark Applied
Hide
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 concepts, experience with Jira/Confluence/Zephyr and Linux; Security+ and C++ desirable.
Jira, Confluence, Zephyr, Linux, C++
1mo
Save
Mark Applied
Hide
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
Save
Mark Applied
Hide
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
5d
Save
Mark Applied
Hide
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
Save
Mark Applied
Hide
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++
2w
Save
Mark Applied
Hide
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
2mo
Save
Mark Applied
Hide
Engineer Senior - Digital Test Developer
Westminster, Colorado, United States
$97k-$165k/yr HybridFull Time
4+ YOEBS in Engineering + 4+ years related experience (or equivalent), ability to obtain Top Secret/SCI, experience with JavaScript, Gitlab, CI/CD, Linux, Agile, systems integration & testing, and strong communication skills.
JavaScript, Gitlab, CI/CD, Linux, Agile