19 principal security engineer jobs at 9 companies in Eaton, CO
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System Security Engineer - Principal
Broomfield or Boulder
$118k-$201k/yr OnsiteFull Time
6+ YOEBachelor's degree in engineering or related technical field and 6+ years of experience required. Active Top Secret clearance, ability to obtain Top Secret/SCI, and DoW-compliant security certification required.
Model Based Systems Engineering (MBSE), Splunk, Tenable SC, ACAS, HBSS, AWS, NIST, DISA STIGs, CIS benchmarks
3mo
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Principal Engineer, Firmware Security
San Jose or Longmont or Folsom
$161k-$318k/yr OnsiteFull Time
10+ YOEBachelor's degree, 10+ years security firmware experience, applied cryptography and post‑quantum expertise, proficiency in C and Python, experience with SoC/FPGA debugging, and knowledge of storage security standards.
C, Python, Rust, JTAG, FPGA, SoC, Caliptra
3w
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Principal Systems Engineer
Centennial or Louisville
$174k-$239k/yr OnsiteFull Time
15+ YOEBachelor's in related field, typically 15+ years' systems engineering experience, active Secret U.S. security clearance, expertise in requirements, architecture, integration, V&V, and mentoring.
DOORS, CAMEO EA, Rhapsody, Matlab, SysML, Open Mission Systems (OMS), Universal Command and Control Interface (UCI), CCSDS, DTN, TSPI
2mo
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Principal Mechanical Engineer
Louisville, Colorado, United States
$167k-$230k/yr OnsiteFull Time
12+ YOEBachelor's (or equivalent) and typically 12+ years' mechanical engineering experience, expertise in mechanical engineering principles, ability to obtain and maintain a U.S. security clearance, and experience leading design, analysis, integration, and test efforts.
NX, SolidWorks, ANSYS
2mo
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Principal Cyber Security Engineer 2026-01646
Cheyenne or Wyoming
$7k-$8k/mo OnsiteFull Time
1+ YOEDesign and lead enterprise cybersecurity architecture and Zero Trust, manage CrowdStrike and Google Workspace/GCP integration, perform advanced forensics and malware analysis, automate security workflows with Python/PowerShell/Bash, ensure compliance with CJIS/IRS Pub 1075/NIST 800-53; Bachelor's degree (or experience substitution) and fingerprint ...
Google Workspace, Google Cloud Platform (GCP), Google Workspace Admin SDK, GCP Security Command Center, CrowdStrike Falcon, CrowdStrike APIs, Real Time Response (RTR), Active Directory, Python, PowerShell, Bash, Terraform, Ansible, MITRE ATT&CK, REST API, Windows
1mo
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Principal RF Engineer
Boulder, Colorado, United States
$160k-$210k/yr HybridFull Time
U.S. citizen able to obtain security clearance; bachelor's in electrical engineering; extensive RF/microwave and antenna experience; HFSS/FEKO/CST/Microwave Office, MATLAB or Python proficiency; RF lab equipment experience; technical leadership and mentoring.
HFSS, FEKO, CST Studio Suite, Microwave Office, MATLAB, Python, Altium Designer
1mo
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Principal Cybersecurity Engineer
Reston or Boulder
$185k-$277k/yr HybridFull Time
10+ YOE2+ Mgmt10+ years in cybersecurity with 2+ years technical leadership, Bachelor's degree, expertise in incident response, SIEM/SOAR, digital forensics, threat hunting, security automation, cloud-native security, scripting, and AI applied to security.
SIEM, SOAR, Agentic AI, Generative AI
1mo
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Principal Cloud Developer
Andover or Houston or Durham or Fort Collins or Roseville
$152k-$349k/yr HybridFull Time
10+ YOEBachelor's degree in CS/engineering/IS,10+ years experience,proficiency in Python/Java/Golang/JavaScript,cloud security and systems design expertise,strong communication and mentoring skills.
Python, Java, Golang, JavaScript
1mo
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Principal Cloud Developer
Andover or Houston or Durham or Fort Collins or Roseville
$152k-$349k/yr HybridFull Time
10+ YOEBachelor's degree in CS/engineering,10+ years experience,expertise in software design,programming (Python,Java,Golang,JavaScript),cloud security and architecture,mentoring and technical leadership.
Python, Java, Golang, JavaScript
1mo
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Principal Cloud Developer
Andover or Houston or Durham or Fort Collins or Roseville
$152k-$349k/yr HybridFull Time
10+ YOEBachelor's in CS/engineering/IS (or related),typically 10+ years experience, strong programming in Python/Java/Golang/JavaScript, cloud security and systems design expertise, leadership and mentoring experience.
Python, Java, Golang, JavaScript
1mo
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Principal Software Engineer - Embedded OS
Lafayette, Colorado, United States
$153k-$229k/yr OnsiteFull Time
3+ YOEBachelor's/Master's/PhD in engineering or related plus 3–7+ years software development; experience with Yocto/embedded Linux, BSP, device drivers, CI/CD, security; strong debugging and collaboration skills.
AMD Zynq, Zynq UltraScale+ SoCs, Yocto-based Embedded Linux, Embedded hypervisors, Docker, Artifactory, Python, Bash, GNU Make, Bitbucket, Jira, Bamboo, Confluence, GitHub, Gitlab
4w
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Principal DevOps Engineer
Berthoud, Colorado, United States
$175k-$215k/yr OnsiteFull Time
8+ YOE8+ years in DevOps/SRE or platform engineering; hands-on with Azure GovCloud/AWS GovCloud, Terraform, Kubernetes, Docker, Helm, GitOps, Prometheus/Grafana, secrets management; ability to obtain U.S. security clearance.
Azure GovCloud, AWS GovCloud, Terraform, Helm, ArgoCD, Flux, Kubernetes, Docker, Prometheus, Grafana, GitOps, GitHub Actions, HashiCorp Vault, AWS/Azure Key Vaults, Packer, Ansible, K3s, Rancher, Artifactory, SonarQube, Open Policy Agent (OPA), Kyverno
2w
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Sr. Principal Software Engineer
Louisville or Centennial
OnsiteFull Time
15+ YOEBachelor's degree or equivalent experience, 15+ years of related experience, advanced software architecture expertise, leadership skills, Agile/Scrum experience, and ability to obtain and maintain a Secret U.S. security clearance.
Git, Python, C++, Bash, PowerShell, Perl, Ansible, Puppet, Chef, Terraform, JIRA, Confluence, Jenkins, GitHub, GitLab, Bitbucket, MySQL, PostgreSQL, MongoDB, AWS, Azure, Google Cloud, Docker, Kubernetes, SysML, UML
1mo
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Principal Software Engineer - Embedded OS
Lafayette, Colorado, United States
$153k-$229k/yr OnsiteFull Time
7+ YOEBachelor's (or higher) in engineering or related field with significant embedded software experience; expertise in Yocto/embedded Linux, BSP, device drivers, CI/CD, secure boot, and SoC platforms.
AMD Zynq, Zynq UltraScale+, Yocto, Embedded Linux, Docker, Artifactory, Python, Bash, GNU Make, Bitbucket, Jira, Bamboo, Confluence, GitHub, Gitlab
1w
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Sr Principal Software Engineer (Clearance Required)
Centennial or Louisville
$206k-$283k/yr OnsiteFull Time
15+ YOEBachelor's degree or equivalent experience, 15+ years of related experience, advanced software architecture expertise, leadership experience, and active Top Secret U.S. security clearance required.
Git, Agile, Scrum, Kanban, Python, C++, FastAPI, Bash, PowerShell, Perl, Ansible, Terraform, Puppet, Chef, JIRA, Confluence, Jenkins, GitHub, GitLab, Bitbucket, MySQL, PostgreSQL, MongoDB, AWS, Azure, Google Cloud, Docker, Kubernetes, Helm, ArgoCD, SysML, UML
2mo
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Principal Architect for Manageability Firmware Stack
Spring or Fort Collins or Frisco or Chippewa Falls
$152k-$349k/yr OnsiteFull Time
10+ YOEBachelor's or Master's in CS/IS, 10+ years experience, expertise in Redfish, Open BMC, Yocto, secure SW development, test-driven development, AI integration, strong analytical and communication skills.
Redfish, Open BMC, Yocto
2mo
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Principal Architect for Manageability Firmware Stack
Spring or Fort Collins or Frisco or Chippewa Falls
$152k-$349k/yr OnsiteFull Time
10+ YOEBachelor's or Master's in Computer Science/Information Systems, 10+ years' experience, expertise in firmware/manageability architecture, Redfish, Open BMC, Yocto, secure SW lifecycle, TDD, AI integration, and strong communication skills.
Redfish, Open BMC, Yocto, AI
2mo
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Principal Architect for Manageability Firmware Stack
Spring or Fort Collins or Frisco or Chippewa Falls
$152k-$349k/yr OnsiteFull Time
10+ YOEBachelor's degree in CS/IS, typically 10+ years experience; deep knowledge of Redfish, Open BMC, Yocto, secure software development, firmware scaling, test-driven development, and AI integration; strong communication and architecture skills.
Redfish, Open BMC, Yocto, AI
1d
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Senior Principal IT Architect
Mounds View or Irvine or Jacksonville or North Haven or Fort Worth or Lafayette or Boston or Memphis
$156k-$234k/yr OnsiteFull Time
5+ YOEBachelor's degree with 10+ years or advanced degree with 8+ years in a technical discipline; 5+ years each in CIAM architecture, enterprise IAM, and security engineering, cybersecurity, or software development.
Customer Identity and Access Management (CIAM), Identity and Access Management (IAM), H-1B, TN, J
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