201 information security engineer jobs at 115 companies in Frederick, 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
3w
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Senior Information Security Engineer
Denver or Austin
$165k-$185k/yr HybridFull Time
Western Union
Western UnionNYSE: WU: Facilitates global money transfers and cross-border digital payments.
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
1w
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Information Security Engineer
Golden, Colorado, United States
$118k-$122k/yr HybridFull Time
Jefferson County
Jefferson County: Local government providing essential public services to Jefferson County residents.
3+ YOE3+ years hands-on experience securing or supporting IT systems/networks/applications/cloud; Bachelor's in Computer Science/IT/Cybersecurity preferred; OSCP/OSI/GIAC/CISSP/CISM/CIPM or equivalent; strong security tooling, scripting (Python/PowerShell), and framework knowledge.
Windows, Linux, Python, PowerShell, Active EDR, SIEM
1mo
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Staff Information Security Engineer
Denver or Greenville or Roanoke or Charleston or Raleigh or San Antonio or Des Moines or Richmond or Charlottesville or St. Louis or Cedar Rapids or Waco or Canonsburg or Greensboro or Little Rock or Lubbock or Kansas City or Knoxville or Omaha or Charleston or Wilmington or Dallas or Albuquerque or Charlotte or Waynesboro or Lincoln or Columbia
$116k-$140k/yr HybridFull Time
Segra
Segra: Provider of fiber-based connectivity and managed technology solutions for businesses.
10+ YOE10+ years related experience, bachelor’s degree or equivalent, strong security and telecom protocol knowledge, scripting (Python or PowerShell), SIEM/Splunk, IAM, cloud security (AWS/Azure), IaC/automation, incident response, and compliance frameworks (NIST/ISO).
Python, PowerShell, Splunk, Splunk ES, Terraform, Ansible, git, AWS, Microsoft Azure, Microsoft Office 365, BurpSuite, Entra, Intune, RADIUS, TACACS+, AD, LDAP, Kerberos, NIST CSF, NIST 800-53, ISO 27001, IaaS, EDR, MDR, XDR, DLP
1w
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Mid Security Information Assurance Engineer
Denver or Springfield or Sterling or St. Louis
$63k-$130k/yr OnsiteFull Time
CACI International
CACI InternationalNYSE: CACI: Provides information technology and engineering services for government agencies.
4+ YOETS/SCI clearance required, 4+ years security engineering or information assurance, experience with NIST RMF, STIG hardening, ACAS/Nessus, IAT Level II (DoD 8570/8140), ability to work onsite at government facilities.
STIG, ACAS, Nessus, Kubernetes, AWS, C2S, CI/CD, Electronic Medical Records (EMR)
1w
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Mid Security Information Assurance Engineer
Denver or St. Louis or Sterling or Springfield
$63k-$130k/yr OnsiteFull Time
CACI
CACINYSE: CACI: Provides information technology and professional services to government clients.
4+ YOETS/SCI clearance, Bachelor's in cybersecurity/computer science or equivalent experience, 4+ years security engineering, RMF and STIG experience, ACAS/Nessus, IAT Level II (Security+ CE), ability to work on-site.
STIG, ACAS, Nessus, Kubernetes, AWS, C2S, CI/CD
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
2d
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Information Security Analysts
Boulder, Colorado, United States
OnsiteFull Time
IESE Solutions
IESE Solutions: Provides systems engineering and acquisition services for space systems.
Bachelor's degree in cybersecurity, CS, IT, engineering or related field required; master's preferred. Responsibilities include classified information handling, security documentation, and training; security-clearance eligibility considered.
5d
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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
1mo
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Information Systems Security Engineer (ISSE) - Aurora, CO
Aurora, Colorado, United States
$95k-$150k/yr OnsiteFull Time
ICR
ICR: Independent contractor providing security engineering services and research
5+ YOE5+ years as ISSE, DoD TS/SCI clearance, RMF/NIST experience, security engineering expertise, on complex federal programs.
RMF, eMass, ServiceNow, Xacta, Linux, Microsoft Windows
2mo
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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
Publicis Groupe
Publicis GroupeEuronext Paris: PUB: Global advertising and digital transformation agency holding.
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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Enterprise Information Systems Engineer
Fort Lupton, Colorado, United States
$99k-$149k/yr OnsiteFull Time
Charm Industrial
Charm Industrial: Sequesters carbon by converting biomass residues into bio-oil.
2+ YOE2+ years in systems integration or MES/ERP administration; hands-on NetSuite experience preferred; SQL and API integration proficiency; basic C# scripting; strong communication and information security knowledge.
Manufacturo (MFO), NetSuite, Mangrove, C#, SQL, Google Sheets, Ignition SCADA, Claude AI Coding Assistant, GitHub, Google Cloud Platform, Bartender
3mo
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Security Engineer
Cayman Islands or Grand Cayman or Denver or New York City
OnsiteFull Time
Ether.fi
Ether.fi: Decentralized platform for Ethereum staking and crypto banking services.
5+ YOE5–8+ years in software and security engineering; hands-on DevSecOps; CI/CD and cloud security; endpoint security; IAM; strong communicator.
GitHub Actions, CircleCI, AWS, GCP, CrowdStrike, EDR, SAST, DAST, NPM, Dependency management
1mo
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Security Engineer – Cloud Security (AWS)
Denver or Minneapolis
$98k-$139k/yr HybridFull Time
Xcel Energy
Xcel EnergyNASDAQ: XEL: Provides electricity and natural gas services to multi-state customers.
5+ YOE5+ years information security experience with strong hands-on AWS expertise, ability to identify and communicate cloud risk, implement guardrails, automate workflows, and build a cloud security program. AWS Security Specialty certification required.
AWS, GovCloud, Inspector, Security Hub, SAP, APIs, CI/CD, DevSecOps, SOC/IR
4d
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Security Engineer
Kansas City or Atlanta or Clayton or New York or Los Angeles or Birmingham or Boston or Chattanooga or Charleston or Dallas or Denver or Edwardsville or Fort Lauderdale or Fort Worth or Houston or Jefferson City or Miami or Nashville or Park City or Philadelphia or Phoenix or Raleigh or Seattle or San Francisco or Salt Lake City or Wilmington or Washington
$120k-$150k/yr RemoteFull Time
Polsinelli
Polsinelli: Am Law 100 law firm providing comprehensive legal services.
2+ YOE2-4 years security engineering experience in on-premises environments, Bachelor's in CS/CE/IS or equivalent, experience with metrics/events/logging, detection engineering, scripting (Python, PowerShell), Microsoft Active Directory and Azure.
Splunk, Microsoft Active Directory, Azure, SIEM, Python, PowerShell, Microsoft Teams, Zoom, MITRE ATT&CK Framework, NIST Cyber Security Framework, CIS Controls
1mo
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Security Engineer
Denver, Colorado, United States
$115k-$130k/yr HybridFull Time
Ibotta
IbottaNYSE: IBTA: Provides a cash-back rewards and performance marketing platform.
4+ YOE4+ years in security engineering or application security; proficiency with Python/Go/Java, Docker/Kubernetes, AWS/GCP, Terraform, CI/CD and SAST/DAST/SCA tools; experience with threat modeling, bug bounty programs, and on-call incident response.
Python, Go, Java, Docker, Kubernetes, SAST, DAST, SCA, CI/CD, Terraform, AWS, GCP, OWASP Top 10
1mo
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Sr. Security Engineer/Architect
Denver, Colorado, United States
$170k-$200k/yr OnsiteFull Time
Brownstein Hyatt Farber Schreck
Brownstein Hyatt Farber Schreck: Full-service law and government relations firm.
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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IT Security Engineer
San Diego or Denver or Boston or Rancho Cordova
$76k-$127k/yr HybridFull Time
Kleinfelder
Kleinfelder: Professional engineering, design, and construction management services.
7+ YOE7+ years information security; 5+ years AD/Azure AD with MFA/SSO; 3+ years security operations and SDLC integration; 2+ years security initiatives leadership; Bachelor's degree or equivalent.
SIEM, Active Directory, Azure Active Directory, MFA, SSO, CI/CD, Azure DevOps, Git, Terraform, ARM, Bicep, APIM, Power Platform
1mo
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Staff Security Engineer
New York City or Denver or Dallas or Miami or United States
$169k-$210k/yr RemoteFull Time
Rightway
Rightway: Healthcare navigation and transparent pharmacy benefit management services.
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
2mo
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Product Security Engineer
San Francisco or Denver or New York
$180k-$258k/yr HybridFull Time
Candid Health
Candid Health: Automates medical billing and revenue cycle management for healthcare providers.
5+ YOE5+ years in software or security engineering focusing on product security; strong cloud and web security knowledge; collaboration and problem solving.
SAST, DAST, SCA, CI/CD, Cloud Platforms, Kubernetes, Python, Go, Java, JavaScript
2mo
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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
Karbon
Karbon: Practice management software for accounting firms.
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