122 senior security engineer jobs at 48 companies in Ault, CO
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Senior Security Engineer
Lafayette, Colorado, United States
$110k-$130k/yr RemoteFull Time
5+ YOE5+ years security engineering experience; strong cloud, identity, endpoint, vulnerability management, incident response, and DevSecOps skills; PowerShell/Python scripting; SOC 2/NIST familiarity; excellent communication and leadership.
CrowdStrike, Rapid7, InsightIDR, InsightVM, InsightAppSec, MDR, Cisco Umbrella, Cisco Duo, KnowBe4, Cisco Meraki, VPN, Azure, AWS, Microsoft 365, Entra ID, AWS Identity Center, Auth0, SSO, SCIM, Conditional Access, PIM, Snyk, SendGrid, Amazon SES, SPF, DKIM, DMARC, PowerShell, Python, Microsoft Graph, REST APIs, ChatGPT Enterprise, Claude, MCP, Kubernetes
1mo
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Senior Application Security Engineer
Broomfield, Colorado, United States
HybridFull Time
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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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
2w
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Senior Application Security Engineering Lead
Boulder, Colorado, United States
$155k-$185k/yr OnsiteFull Time
8+ YOEBachelor's plus 8+ years cybersecurity/software experience (or equivalent), 2+ years application security, source-code analysis, secure SD practices, ability to obtain DoD Secret clearance and meet DoD 8140.01, strong communication and collaboration skills.
C++, Python, JavaScript, Rust, Coverity, Klocwork, SonarQube, Snyk, Sonatype, Anchore, JFrog Xray, AFL, AFL++, honggfuzz, strace, eBPF, Ghidra, IDA Pro, MITRE ATT&CK
1w
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Principal Security Engineer
Loveland, Colorado, United States
$120k-$180k/yr HybridFull Time
8+ YOE8+ years IT/cybersecurity experience with minimum 6 years cloud engineering; deep Azure expertise, Microsoft E5/Purview/Defender experience, data protection and DLP knowledge, scripting/automation (Python, PowerShell, Azure CLI); security certification preferred.
Azure, Microsoft Purview Data Lifecycle Management, Microsoft Defender, MS Fabric, Microsoft E5, Python, PowerShell, Azure CLI
3w
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Senior Information Systems Security Engineer
Boulder, Colorado, United States
$112k-$196k/yr OnsiteFull Time
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
3w
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Staff Product Security Systems Engineer
Longmont, Colorado, United States
$120k-$1600k/yr OnsiteFull Time
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
1w
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Senior Engineer II- Information Security Systems
Boulder, Colorado, United States
$70k-$205k/yr OnsiteFull Time
7+ YOEUS citizen with active Top Secret/SCI w/ CI Poly, bachelor or equivalent, 7+ years cybersecurity engineering experience with NIST RMF expertise, troubleshooting Linux/Windows, Cisco, and enterprise storage, and hands-on compliance tools.
NIST Risk Management Framework (RMF), NIST SP 800-53, ICD 503, CNSSI 1253, DISA STIGs, Linux, Windows, Cisco, Tenable, ACAS, Splunk, ELK, HBSS, ESS, SIEM
3mo
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Senior ICT/Security Designer
Denver or Grand Junction or Durango or Fort Collins or Colorado Springs or Portland
OnsiteFull Time
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
3w
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Senior Cybersecurity Engineer
Boulder or United States
$180k-$198k/yr HybridFull Time
5+ YOE5+ years in security engineering/DevSecOps, experience with IAM/SSO (Okta, Auth0, Azure conditional access), CI/CD security (SAST, DAST, SCA), Kubernetes hardening, PCI technical controls, and SIEM/EDR tooling.
Azure conditional access, Okta, Auth0, CI/CD, SAST, DAST, SCA, WAF, Mondoo, SecurityMetrics, EDR, DLP, SIEM/XDR, Kubernetes, KnowBe4, Security Journey
2w
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Senior Turbomachinery Engineer
Berthoud, Colorado, United States
$112k-$140k/yr OnsiteFull Time
5+ YOEB.S. in mechanical or aerospace engineering,5+ years turbomachinery design experience,2+ years CAD (Siemens NX or PTC Creo),EMSA/security clearance eligibility,U.S. Person.
Siemens NX, PTC Creo, ANSYS FEA, CFD, CFX, Fluent
1w
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Senior Systems Engineer
Cheyenne or Gilbert
$96k-$138k/yr OnsiteFull Time
5+ YOEBachelor's degree in a technical discipline,5+ years systems engineering experience,proficiency with infrastructure-as-code,datacenter networking,DFS administration,security tooling,Python/Go/Java,and participation in 24/7 on-call duties.
Python, GoLang, Java, SALT, Chef, Puppet, Ansible, Windows, Active Directory, DNS, WSUS, IPS/IDS, XDR, network scanners
1w
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Senior Information Security Engineer, Offensive Security
Boulder, Colorado, United States
$175k-$250k/yr OnsiteFull Time
3+ YOEMust be US citizen able to obtain TS/SCI with poly, Bachelor\u0002s in CS or 5 years\u0002 experience, minimum 3 years related experience, formal offensive cyber training, experience in network exploitation/red teaming, proficiency with UNIX/Linux and Windows.
UNIX, Linux, Windows
2w
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Senior Security Automation & SOAR Engineer
New York or Boulder or Princeton
$140k-$155k/yr OnsiteFull Time
5+ YOE5+ years designing and implementing SOAR automation, strong incident response experience, Python and YARA proficiency, REST API and integrations, SIEM/SOAR/EDR platform expertise, AWS and IaC experience, data analysis with Pandas/SQL/Elasticsearch.
Python, YARA, REST API, Splunk, Elastic, Sentinel, Phantom, XSOAR, Swimlane, CrowdStrike, SentinelOne, Microsoft Defender, AWS, Terraform, CloudFormation, Pulumi, Pandas, SQL, Elasticsearch, Google SecOps platform, Agentic AI, Large Language Models, Okta, Microsoft Entra ID, SailPoint, Proofpoint, Mimecast, Git, GitLab, Bitbucket, Docker, Podman, containerd, Jenkins, GitLab CI, Azure DevOps, ThreatConnect, Anomali, MISP
2mo
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Senior Systems Engineer, Battlespace
Broomfield, Colorado, United States
$126k-$167k/yr OnsiteFull Time
5+ YOE5+ years hardware and software systems engineering; MBSE; Python; ML; MBSE tools; travel up to 25%; US work authorization; security clearance eligible.
JAMA, Cameo, Matlab, Simulink, AFSIM, Python, MBSE tools
2mo
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Product Security Architect
Loveland, Colorado, United States
$129k-$214k/yr RemoteFull Time
8+ YOE8+ years in product/application security or security engineering; experience with threat modeling, secure architecture reviews, SAST/DAST/SCA, and vulnerability management; strong software engineering background and cloud security knowledge.
SAST, DAST, SCA, secrets detection, CI/CD, Java, C#, C, C++
4w
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Senior DevOps Engineer
Fort Collins or Durham
$137k-$315k/yr HybridFull Time
7+ YOE7+ years in DevOps/Platform/SRE with Linux, Kubernetes, virtualization, automation (Ansible/Terraform), CI/CD, scripting, and strong networking and security knowledge.
Kubernetes, Ansible, Terraform, Go, Shell, Jenkins, GitHub Actions, KVM, VMware, Hyper-V, Git
4w
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Senior DevOps Engineer
Fort Collins or Durham
$137k-$315k/yr HybridFull Time
7+ YOEBachelor's degree,7+ years DevOps/SRE/platform experience; strong Linux,Kubernetes,automation,virtualization,CI/CD,networking,security skills; Go/scripting and cloud familiarity.
Linux, Windows, Kubernetes, Ansible, Terraform, Go, Shell, Jenkins, GitHub Actions, KVM, VMware, Hyper-V, Git
2w
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Cyber Security Engineer
Plano or San Jose or Irvine or Broomfield
$123k-$197k/yr OnsiteFull Time
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
3w
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Senior Dev Sec Ops Engineer
Boulder or King of Prussia or Littleton
$97k-$171k/yr OnsiteFull Time
Experience with modern programming languages, CI/CD, containerization, IaC, Kubernetes, Linux; ability to obtain Top Secret/SCI clearance; cloud and security automation experience preferred.
Kubernetes, Linux
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