126 senior information security engineer jobs at 81 companies in Denver, CO
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Senior Information Security Engineer
Denver or Austin
$165k-$185k/yr HybridFull Time
7+ YOEBachelor's preferred, 7+ years in technology/information/application security; expert with SIEM/EDR, OWASP/SANS flaws, incident response, forensics, automation, cloud and web/mobile security; available for occasional on-call; US work authorization required.
SIEM, EDR, OWASP, SANS, Web Application Firewalls (WAF), SSL/TLS
1mo
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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
3mo
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Senior Security Engineer
Austin or Chicago or Dallas or Denver or Los Angeles or San Diego or San Francisco
$131k-$169k/yr HybridFull Time
4+ YOESenior Security Engineer with 4+ years in security or development; strong communication; cloud and AI experience; hands-on with security tooling and threat modelling.
DotnetCSharp, JavaScript, React, EmberJS, Python, Azure, AWS, GCP, PowerShell, Bash, GitHub Copilot, Burp Suite
2d
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Information System Security Engineer - Senior
Broomfield or Boulder
$97k-$165k/yr OnsiteFull Time
4+ YOEBachelor's degree in engineering or related technical field plus 4+ years' experience, or equivalent. Requires active TS/SCI polygraph clearance, DoW security certification, and knowledge of NIST, DISA STIGs, CIS benchmarks, Splunk, Tenable, and HBSS.
NIST, DISA STIGs, CIS benchmarks, Splunk, Tenable SC/ACAS, HBSS, DevSecOps, AWS, SPARTA, MITRE ATT&CK Framework
2w
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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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Information Systems Security Engineer
Phoenix or Denver or Las Vegas
$104k-$154k/yr OnsiteFull Time
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
3mo
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Senior Associate, Information Security - Forensics
Boston or Chicago or Irving or Atlanta or Miami or New York or Westminster or Philadelphia
$100k-$120k/yr HybridFull Time
4+ YOEIncident response and forensics for cyber security incidents; 4+ years in analytics, incident response, SOC, or security engineering; EDR tools, forensics tools, cloud logs; scripting; strong communication.
CrowdStrike, SentinelOne, FTK, EnCase, Autopsy, Azure, AWS, GCP, MITRE ATT&CK, Python, Bash, PowerShell
2w
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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
5d
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Senior Corporate Security Engineer
Bellevue or Menlo Park or New York City or Washington or Denver or Westlake or Chicago or Lake Mary or Clearwater or Gainesville
$166k-$195k/yr HybridFull Time
5+ YOERequires 5+ years in information security spanning security engineering, systems administration, and enterprise infrastructure; cloud, AI tooling, identity systems, vulnerability management, and automation experience.
Okta, OpenAI, Claude, Cursor, Google Cloud Platform
1w
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Information Assurance Engineer - Junior level
Denver, Colorado, United States
$99k-$123k/yr OnsiteFull Time
6+ YOERequires TS/SCI with active CI polygraph, six years of security engineering or administration experience, security assessment expertise, and knowledge of information security frameworks. Degree substitutions are available.
DIACAP, DITSCAP, NIACAP, NIST SP 800-37, DCID 6/3
1w
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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
3w
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Senior Cloud & Security Engineer
Denver, Colorado, United States
$116k-$158k/yr OnsiteFull Time
7+ YOE7+ years cloud or security engineering experience with Azure and Microsoft 365, scripting with PowerShell/Python, cloud governance, identity and security technologies, and experience mentoring engineers.
Azure, Microsoft 365, Microsoft E5, Microsoft E7, Entra ID, Defender, Intune, Purview, Security Copilot, Microsoft 365 Copilot, Entra Suite, PowerShell, Python
2mo
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Sr. Security Engineer/Architect
Denver, Colorado, United States
$170k-$200k/yr OnsiteFull Time
10+ YOE10+ years in information security with senior hands-on experience in security architecture, detection engineering, incident response; deep Microsoft security stack mastery, KQL, PowerShell and Python, relevant certifications (CISSP, GCIH, OSCP, etc.).
Microsoft Entra ID, Conditional Access, Microsoft Azure, Microsoft Defender, Microsoft Defender XDR Advanced Hunting, Microsoft 365, Microsoft Sentinel, Microsoft Purview, Microsoft Secure Score, KQL, Logic Apps, PowerShell, Python, SIEM, UEBA, MITRE ATT&CK
2mo
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Senior IT Security Engineer - Mission System Cybersecurity & Compliance
Golden, Colorado, United States
$100k-$120k/yr OnsiteFull Time
4+ YOELead security controls and compliance, develop architecture, manage audits, and align with NIST/ITAR frameworks; experience with government contracting and cloud security.
NIST 800-171, NIST 800-53, FARS/DFARS, ITAR, SSP, POA&M, SCTM, GRC, SIEM, DLP, Cloud security, RMF, ISO
1w
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Senior Cloud Security Engineer
Atlanta or Austin or Boston or Chicago or Denver or New York City or United States or San Francisco or London or Sydney or Lisbon
$141k-$221k/yr RemoteFull Time
5+ YOE5+ years in cloud security, SRE, DevOps, DevSecOps, or infrastructure engineering; Kubernetes, AWS, Terraform, GitHub or GitLab, Python or Go, and cloud security expertise required.
Kubernetes, Helm, ArgoCD, AWS, AWS Organizations, AWS Identity (SSO), Identity and Access Management (IAM), Service Control Policies (SCPs), Virtual Private Clouds, Elastic Load Balancers, AWS CloudTrail, Security Groups, Terraform, GitHub, GitLab, Python, Go, OPA, Kyverno, Datadog, Prometheus, Grafana, AWS EKS, Panther SIEM, Jupyter
3mo
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Senior IT Security Engineer
Linthicum or Phoenix or Denver or Tampa or Cicero
$92k-$120k/yr HybridFull Time
5+ YOEBachelor's degree or equivalent experience, 5+ years in IT security, CISSP, networking and security expertise, Windows and Linux administration, cloud security, scripting, analytical, communication, and collaboration skills.
SIEM, PAM, ZTN, IdP, IAM, CSPM, DLP, CIEM, DevSecOps, SSDLC, AWS, Azure, Windows, Linux, HCL, YAML, JSON, PowerShell, Python, Go, Shell
3mo
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Senior Software Security Engineer
Golden, Colorado, United States
$130k-$180k/yr OnsiteFull Time
5+ YOE5+ years in software development; 3+ years in security-focused roles; strong knowledge of DevSecOps, Zero Trust, container security; secure SDLC practices; scripting (Python, Bash, C++); Linux hardening; IaC; CI/CD security; security certifications.
Python, Bash, C++, Linux, IaC, Terraform, Helm, Ansible, SAST, DAST, SCA, SBOM, SonarQube
2mo
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Senior IT Security Engineer
Linthicum or Phoenix or Tampa or Denver or Cicero
$90k-$120k/yr OnsiteFull Time
7+ YOE7+ years IT security experience, CISSP required; expertise in networking, Windows and Linux administration, AWS/Azure, IaC (HCL/YAML/JSON), scripting (PowerShell, Python, Go, Shell), incident response, risk management, and security tooling.
firewalls, SIEM, PAM, ZTN, IdP, IAM, CSPM, DLP, Vulnerability/Exposure Management, CIEM, DevSecOps, SSDLC, AWS, Azure, HCL, YAML, JSON, PowerShell, Python, Go, Shell
2mo
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Staff Security Engineer
New York City or Denver or Dallas or Miami or United States
$169k-$210k/yr RemoteFull Time
8+ YOE8+ years security engineering experience across application and cloud security, strong AWS security and IaC knowledge, experience in regulated environments (healthcare), ability to read backend code (Ruby, Node.js, Java), and experience with AI/LLM security guidance.
AWS, Terraform, CI/CD, SAML 2.0, OAuth, OIDC, Ruby, Node.js, Java, OWASP Top 10 for LLM Applications, OWASP GenAI Security Project
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Senior Offensive Security Engineer - Pentester
Denver or Washington or Seattle or Charlotte or Jacksonville or Jersey City or Chicago
$160k-$205k/yr OnsiteFull Time
5+ YOE5+ years offensive security experience, proficiency with pentesting tools, strong understanding of networks/OS/Active Directory, ability to code (Python/Java/C#), report vulnerabilities, mentor junior engineers.
Burp Suite, Metasploit, nmap, Python, Java, C#
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