38 principal security engineer jobs at 27 companies in Monument, CO
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Principal Security Engineer
San Francisco or Denver or New York City
$240k-$310k/yr OnsiteFull Time
10+ YOE10+ years security engineering experience; architecting secure systems, threat modeling, infra-as-code, and translating HIPAA/SOC2/PCI/HITRUST into engineering requirements; strong technical leadership and communication.
1mo
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Principal Security Engineer
Englewood or Austin
HybridFull Time
10+ YOE10+ years in security engineering or architecture with 3+ years as a principal/staff-level IC; hands-on with cloud (AWS, Microsoft Azure), IAM, VPC, Okta/Entra ID/Azure AD, EDR/XDR, SIEM, SOAR; knowledge of NIST CSF, ISO 27001, SOC 2; strong communication and risk-to-engineering delivery.
Okta, Microsoft Entra ID, Microsoft Azure AD, AWS, Microsoft Azure, IAM, VPC, EDR, XDR, SIEM, SOAR, NIST CSF, ISO 27001, SOC 2, FAA, EASA, DoD, CMMC
3mo
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Principal Network Engineer
Denver, Colorado, United States
$160k-$180k/yr OnsiteFull Time
15+ YOE15+ years network engineering; 5+ years in service provider functions; routing/switching expertise; security tools experience; minimal travel; leads technical actions.
Cisco, Juniper, BGP, OSPF, EIGRP, Cisco ISE, Palo Alto
1w
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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 Software Engineer
Denver, Colorado, United States
$225k-$270k/yr HybridFull Time
12+ YOEBachelor's in CS or equivalent; 12+ years software engineering; 5+ years in identity/security; hands-on leadership; strong Java; CIAM expertise.
Java, PostgreSQL, MySQL, OAuth, OpenID Connect, SAML, SCIM
2mo
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Principal Systems Engineer (TS/SCI with CI Polygraph)
Aurora, Colorado, United States
$225k-$300k/yr OnsiteFull Time
15+ YOE15–20 years' related experience; TS/SCI with CI Poly; BS in engineering or related field; MBSE/SysML; API design; cloud/hybrid integration; governance; security/compliance.
MBSE/SysML, JIRA, Confluence, System modeling, API design, Configuration management, Enterprise architecture frameworks, Cloud/hybrid integration
2w
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Principal Cyber Security Engineer
Denver, Colorado, United States
$129k-$215k/yr OnsiteFull Time
7+ YOEActive TS/SCI with poly required; 7+ years cyber experience; Bachelor’s degree or 4+ years additional cyber experience; DoD 8570 IAT II; RMF, STIG, VMWare, Windows/Linux, networking experience.
VMWare, vCenter, ESXi, Python, JavaScript, Perl, Elastic, Logstash, Kibana, Risk Management Framework (RMF), DoD STIG, IDS
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Principal Systems Security Engineer / Senior ISSM
Lone Tree or Englewood
$165k-$227k/yr HybridFull Time
12+ YOE8+ MgmtTop Secret/SCI required. 12+ years IT security experience (or 16 years without degree), 8+ years ISSM experience, hands-on Nessus/Tenable, ELK, Splunk, DISA STIG application, NIST 800-53 RMF/ATO ownership, eMASS/XACTA, RHEL, vSphere, GitLab/GitHub, Bash.
Nessus, Tenable.sc, Tenable Security Center, Elasticsearch, Logstash, Kibana, Splunk, eMASS, XACTA, RHEL, vSphere, VMware, GitLab, GitHub, Bash, NIST 800-53 Rev 5, ISO 27001, CMMC
1mo
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Principal Electrical Engineer
Denver, Colorado, United States
OnsiteFull Time
10+ YOEBachelor's in EE, 10+ years electronics development experience (including 2+ years technical leadership), strong Altium skills, analog power electronics and high-speed digital design experience, PCB manufacturability and lab bring-up, ability to obtain U.S. security clearance.
Altium Designer, Microsoft Office, Microsoft Project, Git
2w
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Principal Radar Systems Engineer
Colorado Springs, Colorado, United States
$108k-$205k/yr OnsiteFull Time
8+ YOEU.S. citizen with active transferable Secret security clearance, STEM degree, 8+ years relevant experience in radar/systems engineering, MBSE, radar signal processing, MATLAB, Python, Linux, strong technical writing and collaboration skills.
MATLAB, Python, LINUX, C/C++, Java, DOORS, JIRA, Confluence, Microsoft Word, Microsoft Excel, Microsoft PowerPoint
1w
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Principal Engineer - Digital Design
Colorado Springs, Colorado, United States
$75k-$232k/yr OnsiteFull Time
10+ YOEBS/MS in Electrical or Computer Engineering with 10+ years ASIC/digital design experience; expertise in synthesis, STA, DFT, FPGA/ASIC bring-up; strong cryptographic/security knowledge; coding in C, Verilog/VHDL, scripting with Python/Perl/Ruby; Unix/Linux shell; excellent communication.
C, Verilog, VHDL, Unix, Linux, Perl, Python, Ruby, Makefile, Atlassian JIRA, Confluence
3d
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PRINCIPAL ELECTRICAL ENGINEER - POWER SYSTEMS
Denver or United States
$155k-$186k/yr HybridFull Time
12+ YOE5+ MgmtBSEE in electrical engineering, PE license, 12+ years in electric utilities including 5+ years in lead, supervisory, or project management roles, power systems expertise, US citizenship, driver's license, and security clearance.
ETAP, Microsoft Project, SKM, EasyPower
1w
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Principal Radio Systems Engineer
Denver, Colorado, United States
$213k/yr OnsiteFull Time
10+ YOE10+ years radio systems design experience, bachelor’s in EE, proficiency in modeling/simulation, RF system design, validation test plans, Python, and eligibility for U.S. personnel security/ITAR authorizations.
Python, Altium Designer
1mo
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Principal Software Systems Engineer
United States or Arlington or Denver or Houston or Merritt Island
RemoteFull Time
15+ YOEBachelor's in STEM (Masters preferred). 15 years' experience with BS (12 with MS) in aerospace software systems, MBSE and requirements management (DOORS), ability to obtain government security clearance, US citizenship required.
Model Based Systems Engineering (MBSE), DOORS
2mo
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Systems Engineer, Principal - Survivability & Nuclear Hardness
Littleton, Colorado, United States
$151k-$267k/yr OnsiteFull Time
12+ YOEExperience in natural and man-made space radiation and nuclear hardness/survivability engineering, radiation assessments and analyses, spacecraft/missile lifecycle knowledge, active/eligible security clearance, US citizenship, and mentoring/leadership experience.
MCNP, NOVICE, Srim/Trim, Geant4, Creme96, Creme-mc, Shieldose, Spenvis, Omere, Ap8/Ap8, Ap9/Ae9, PSpice, Matlab
4d
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Principal RF Communications & Electronic Warfare Engineer
Huntsville or Colorado Springs
$185k-$250k/yr HybridFull Time
12+ YOEU.S. citizenship, active DoD security clearance, bachelor's degree in electrical engineering or related discipline, and 12+ years of RF, communications, radar, or electronic warfare experience.
GNU Radio, REDHAWK, USRP/UHD, Epiq, MATLAB, Python, C, C++
4d
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C3BM Principal Integrator Analyst
Schriever Space Force Base, Colorado, United States
$112k-$196k/yr OnsiteFull Time
8+ YOEActive Secret clearance, ability to obtain TS clearance, bachelor's degree in STEM or related field, 8+ years of related experience, and knowledge of C2BMC, tactical data links, cross-domain solutions, and security processes.
Link 16, Common Tactical Pictures (CTP), Common Operational Pictures (COP)
2w
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Principal Cloud Engineer
Colorado Springs, Colorado, United States
$120k-$160k/yr OnsiteFull Time
4+ YOEActive Top Secret clearance, U.S. citizenship, DoD 8140 System Administrator Intermediate (Security+ CE or higher), 4+ years cloud/sysadmin experience, RKE2/Rancher and Linux proficiency, DoD STIG knowledge, strong documentation and sysadmin skills.
RKE2, Rancher, cert-manager, Keycloak, Grafana, Loki, Alloy, Longhorn, Argo CD, GitOps, Ansible, shell, bash, python, RHEL, Rocky Linux, TCP/IP, DHCP, DNS
3d
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Principal Mission Cloud Engineer
Denver or Long Beach
$205k-$320k/yr OnsiteFull Time
10+ YOE10–15+ years in cloud engineering; AWS and Azure expertise; active Secret clearance; DoD 8140 IAT Level III certification; cloud security, RMF, ATO, NIST, and classified infrastructure experience; bachelor's degree or equivalent.
AWS, Azure, VPCs, VNets, transit gateways, IAM, STIGs, NIST 800-53, CNSSI 1253, ICD 503, JSIG, RMF, ATO, FedRAMP High, CMMC, DevSecOps, Infrastructure as Code (IaC), CI/CD, Cross Domain Solutions (CDS), DNS
2w
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Principal Cloud Engineer
Colorado Springs, Colorado, United States
OnsiteFull Time
4+ YOEActive Top Secret clearance (able to obtain TS/SCI), DoD 8140/System Administrator (Security+ CE or higher), bachelor\u0002s+4yrs (or 8yrs experience), RKE2 on-prem expertise, RHEL/Rocky Linux, network protocols, Argo CD/GitOps, documentation skills, U.S. citizenship, on-site Colorado Springs.
RHEL, Rocky Linux, Rancher Kubernetes Engine 2 (RKE2), cert-manager, Keycloak, Grafana, Loki, Alloy, Longhorn, Rancher, Argo CD, GitOps, Ansible, shell, bash, python, TCP/IP, DHCP, DNS
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