211 security engineer jobs at 72 companies in Windsor, CO

PromotedHiringCafe
Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Own the crawlers, pipelines, and infrastructure powering a real-time job search engine. Strong Node.js and Python fundamentals; bonus points for security and reverse-engineering chops.
Node.js, Python, Elasticsearch, Redis
3mo
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Senior Product Security Engineer (Active Clearance)
Fort Collins, Colorado, United States
$144k-$191k/yr OnsiteFull Time
Anduril Industries
Anduril Industries: Defense technology building autonomous military hardware and software.
8+ YOE8+ years of experience; bachelor's degree; programming in C/C++, Golang, Rust, or Python; security of firmware, applications, networks, or embedded systems; embedded/Linux development; anti-tamper/reverse engineering awareness; strong communication; eligibility for U.S. TS clearance.
C/C++, Golang, Rust, Python, Linux, Embedded Systems, Firmware, Security Testing, Threat Modeling
1mo
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Principal Engineer, Firmware Security
San Jose or Longmont or Folsom
$161k-$318k/yr OnsiteFull Time
Micron Technology
Micron TechnologyNASDAQ: MU: Manufacturer of semiconductor memory and data storage products.
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
1mo
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Senior Application Security Engineer
Broomfield, Colorado, United States
HybridFull Time
Recurly
Recurly: Automates subscription billing and management for recurring revenue businesses.
Experience developing in multiple languages, DevSecOps collaboration, managing bug bounty programs, integrating AI/ML into security pipelines, using SAST/DAST/SCA tools, Burp Suite, Terraform, Graylog, GCP, and Kubernetes.
Ruby, Go, Rust, JavaScript, Cloud Armor WAF, Static Application Security Testing (SAST), Dynamic Application Security Testing (DAST), Software Composition Analysis (SCA), Bug Bounty Programs, Containers, Git, Terraform, Graylog, GCP, Kubernetes, Burp Suite, AI/ML
2mo
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Cyber Security Engineer
New York City or Fort Collins or Pinehurst
$190k-$242k/yr OnsiteFull Time
Persistent Systems
Persistent Systems: Secure mobile ad-hoc networking solutions for defense and commercial sectors.
5+ YOE5+ MgmtRequires 5+ years managing technical projects, CISSP or similar, 2+ years networking, familiarity with RMF/NIST/DISA/FIPS, proficiency with Microsoft Office/Project/Teams/Access/Visio, experience with MANET/Wave Relay®, ability to obtain US Secret clearance, up to 30% travel.
Microsoft Office, Microsoft Project, Microsoft Teams, Microsoft Access, Microsoft Visio, Adobe InDesign, Wave Relay®, MANET, Embedded Linux
1w
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IT Security Engineer III
Niles or Fort Collins or Rockford
$105k-$168k/yr HybridFull Time
Woodward
WoodwardNASDAQ: WWD: Designs control solutions for aerospace and industrial markets.
Experienced network security engineer with deep firewall expertise, VPN/SASE/NAC knowledge, log analysis ability, and strong collaboration and problem-solving skills.
firewall, VPN, SASE, NAC
1w
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Staff Product Security Systems Engineer
Longmont, Colorado, United States
$120k-$1600k/yr OnsiteFull Time
nLIGHT
nLIGHTNASDAQ: LASR: Designs and manufactures high-power semiconductor and fiber laser systems.
5+ YOE5+ years systems or product cybersecurity engineering, Bachelor's in related field, US DoD clearance eligible, MBSE with Cameo, hands-on cybersecurity, MATLAB or C/C++/C#/Java experience.
Cameo Systems Modeler, MATLAB, C, C++, C#, Java, GitLab CI/CD
2mo
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Senior Application Security Engineer
Spring or Durham or Alpharetta or Fort Collins
$106k-$243k/yr HybridFull Time
Hewlett Packard Enterprise
Hewlett Packard EnterpriseNYSE: HPE: Providing global edge-to-cloud infrastructure and IT solutions for businesses.
5+ YOE5–8+ years in application security; CI/CD security; SBOM/NIST/SSDF knowledge; secrets management; WAF and API security; SAST/DAST/SCA; cloud security; programming in Python/Java/Go/Node.js.
GitHub, GitLab, Jenkins, Sigstore, Cosign, WAF, SAST, DAST, SCA, container scanning, AWS, Azure, GCP, Python, Java, Go, JavaScript
2mo
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Senior Application Security Engineer
Spring or Durham or Alpharetta or Fort Collins
$112k-$212k/yr HybridFull Time
Hewlett Packard Enterprise
Hewlett Packard EnterpriseNYSE: HPE: Provides edge-to-cloud IT infrastructure and platform services.
5+ YOE5–8+ years in application security; secure CI/CD pipelines; SLSA/NIST SSDF; secrets management; WAF; API security; SAST/DAST/SCA; cloud security; programming languages (Python/Java/Go/Node.js).
GitHub, GitLab, Jenkins, Sigstore, Cosign, SAST, DAST, SCA, WAF, OWASP, MITRE ATLAS, Cloud security (AWS/Azure/GCP)
2mo
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Senior Application Security Engineer
Spring or Durham or Alpharetta or Fort Collins
$112k-$243k/yr HybridFull Time
Hewlett Packard Enterprise
Hewlett Packard EnterpriseNYSE: HPE: Provides global edge-to-cloud technology solutions and IT infrastructure services.
5+ YOE5–8+ years in Application Security; hands-on pipeline security; SLSA/NIST SSDF; secrets management; WAF and API security; multiple programming languages; cloud security; OWASP Top 10; SBOM/CI-CD tooling.
GitHub, GitLab, Jenkins, Sigstore, Cosign, SAST, DAST, SCA, Container scanning, WAF, SBOM tooling, IaC scanning
20h
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Senior Cloud & Security Engineer
Lafayette, Colorado, United States
$110k-$125k/yr RemoteFull Time
KPA
KPA: Provides EHS software and workforce compliance consulting services.
7+ YOEBachelor's or equivalent experience,7+ years in cloud/systems/security, Microsoft 365/Entra ID/Azure/Windows Server/Exchange experience, CrowdStrike/Rapid7/Cisco Umbrella/Duo familiarity, SOC 2 exposure, strong communication and project skills.
CrowdStrike, Rapid7, Cisco Umbrella, Cisco Duo, Microsoft 365, Entra ID, Exchange Online, Azure, AWS, Cisco Meraki, PowerShell, Microsoft Graph, REST APIs, Windows Server
2mo
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Staff Cloud Security Engineer
Longmont or Westminster
$102k-$150k/yr OnsiteFull Time
Vantor
Vantor: Providing AI-powered spatial intelligence and high-resolution Earth observation.
5+ YOE5 years in DevOps/software/infrastructure engineering; US citizen with SECRET clearance; Cloud/CI/CD experience; Terraform/Kubernetes; Python/Java preferred.
Terraform, Kubernetes, CI/CD, Python, Java
2mo
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Information Systems Security Engineer
Phoenix or Denver or Las Vegas
$104k-$154k/yr OnsiteFull Time
Womble Bond Dickinson
Womble Bond Dickinson: Transatlantic law firm providing comprehensive legal services to businesses.
8+ YOEISSE with CISSP/CCSP/GSEC, Associate's degree, 8+ years IT security experience; willing to travel; located in Phoenix, Denver, or Las Vegas.
Cloud Services, Artificial Intelligence, Network protections, Data classification and protection, Endpoint protection, Vulnerability scanning, Identity and Access Management, Security frameworks, Encryption Management
2w
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Security Engineer - Insider Threat
Atlanta or Boulder or Reston
$152k-$228k/yr HybridFull Time
Workday
WorkdayNASDAQ: WDAY: Provides cloud-based software for financial and human capital management.
8+ YOE8+ years in insider threat/counterintelligence/corporate investigations or related fields; bachelor’s degree; proficiency with SIEM/UEBA platforms; working knowledge of DLP, endpoint detection, and digital forensics; strong communication and judgment.
SIEM, UEBA, Splunk, QRadar, Sentinel, Exabeam, Proofpoint, DTEX, Purview
4d
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Senior Information Systems Security Engineer
Boulder, Colorado, United States
$112k-$196k/yr OnsiteFull Time
Parsons
ParsonsNYSE: PSN: Provides engineering and technology services for infrastructure and defense.
5+ YOEActive Top Secret clearance,5+ years relevant experience,Bachelor's or equivalent experience,Security+ required,RMF/ATO experience,Windows and Red Hat administration,security toolset operation,and vulnerability scanning.
Windows, Red Hat Enterprise Linux, Symantec, Logrhythm, Chef, Puppet, Ansible, Docker, Kubernetes, Nessus, OpenVAS, SCC
1d
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Cyber Security Engineer
Plano or San Jose or Irvine or Broomfield
$123k-$197k/yr OnsiteFull Time
Broadcom
BroadcomNASDAQ: AVGO: Designs and sells semiconductors and infrastructure software to enterprises.
12+ YOEExpertise in incident response, threat hunting, SIEM integrations and automation; programming with Python and scripting; bachelor's in CS/IT and 12+ years relevant experience.
Python, Google Chronicle, Splunk, Phantom SOAR, CRIBL, Logstash, IBM QRadar, SIEM
3mo
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Staff/Sr. Staff Application Security Engineer
Boulder, Colorado, United States
$96k-$146k/yr OnsiteFull Time
SciTec
SciTec: Provides advanced remote sensing and missile defense technology solutions.
2+ YOEBachelor’s degree + 2+ years in cybersecurity or software development; 2+ years in application security; ability to obtain DoD/DoE Secret clearance; strong communication and problem-solving; DoD 8140.01 readiness.
SAST tools, SCA tools, Fuzzing tools, Static analysis tools, Code review tools, CI/CD security tooling, Ghidra, IDA Pro, strace, eBPF, Coverity, Klocwork, SonarQube, Snyk, Sonatype, Anchore, JFrog Xray
3w
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Principal Cyber Security Engineer 2026-01646
Cheyenne or Wyoming
$7k-$8k/mo OnsiteFull Time
State of Wyoming
State of Wyoming: Provides government administration and public services for Wyoming residents.
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
2mo
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Senior ICT/Security Designer
Denver or Grand Junction or Durango or Fort Collins or Colorado Springs or Portland
OnsiteFull Time
HDR
HDR: Global provider of engineering, architecture, environmental and construction services.
10+ YOEBachelor's in Electrical Engineering (or equivalent), minimum 10 years security system design experience, familiarity with Autodesk, RCDD preferred; BICSI and PSP credentials and data center/federal experience are a plus.
Bluebeam, Microsoft Office, Revit, AutoCAD, Autodesk
2mo
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Senior Computer Hardware Engineer (Loveland, CO)
Loveland, Colorado, United States
$84k-$105k/yr OnsiteFull Time
Antech
Antech: Provides veterinary diagnostic services and technology for animal health.
7+ YOEBachelor’s degree in Computer Science or Engineering; 7+ years hardware/systems engineering; Windows OS; networking fundamentals; secure build practices; product deployment experience; healthcare/regulated environment preferred; certifications a plus.
Windows, Networking, System configuration, Security practices, Hardware design
1mo
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Hardware Engineer
Boulder, Colorado, United States
$70k-$124k/yr OnsiteFull Time
Lockheed Martin
Lockheed MartinNYSE: LMT: Designs and manufactures global security and aerospace systems.
1+ YOEBS degree and 1+ year hardware engineering experience; active US security clearance (TS/SCI preferred); experience in mechanical/electrical design, hardware lifecycle, component selection, testing, and use of engineering tools.
Microsoft Project, Jira, Confluence