Average salary: $80,320 /yearly

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  • $40 per hour

     ...for experienced cybersecurity professionals to join our team to help train AI models. In this role, you will evaluate AI-generated security content, solve technical cybersecurity problems, and provide feedback to improve how AI systems reason about real-world threats... 
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    DataAnnotation

    Denver, CO
    1 day ago
  • $40 per hour

    A tech company specializing in AI is seeking experienced cybersecurity professionals to evaluate AI-generated security content and solve technical problems. This full-time or part-time remote position allows flexible scheduling and project selection, offering competitive... 
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    Part time
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    DataAnnotation

    Denver, CO
    1 day ago
  • $180k - $220k

     ...About Pentera Pentera is the global leader in Automated Security Validation, helping organizations worldwide safely emulate real...  ...security posture. About the Role We are looking for a Cyber Researcher to join our R&D team and play a key role in shaping how... 
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    Worldwide

    Pentera

    Denver, CO
    20 hours ago
  •  ...intelligence, computer vision, and other related fields through research and development and through collaborative projects that build...  ...opportunity to contribute your skills to projects focused on national security, making a difference on a daily basis to protect our country.... 
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    Kitware

    Denver, CO
    3 days ago
  • $166.5k - $244.2k

     ...simple: safeguard the digital world and empower people to work securely and confidently. Join us in our pursuit to defend data and protect...  ...execution and impact The Role The Role As a Sr. Security Research Engineer on Proofpoint's Threat Research team, you'll be part... 
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    Proofpoint

    Denver, CO
    4 days ago
  • $146.7k - $214.8k

     ...-concept solutions, provide domain expertise and guide implementation to facilitate successful security posture in of Cisco's products. If you enjoy vulnerability research, crash analysis, reverse engineering, and researching new techniques and writing tools to automate... 
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    Cisco

    Denver, CO
    1 day ago
  • $161.63k - $237.05k

    The Role We are looking for a Senior Security Research Engineer to join Proofpoint’s Threat Research team. In this highly technical role you will track threat actors, malware, phishing, and TTPs to develop static and dynamic signatures that detect and prevent threats on... 
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    Proofpoint

    Denver, CO
    3 days ago
  • $104.2k - $172.9k

     ...Cybersecurity System Security Engineer II Shape the future of defense with MANTECH! Join a team dedicated to safeguarding our nation through advanced tech and innovative solutions. Since 1968, we've been a trusted partner to the Department of Defense, delivering cutting... 
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    ManTech

    Colorado Springs, CO
    1 day ago
  •  ...System Security Engineer LOCATION Aurora, CO 80014 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a highly motivated and detail-oriented System Security Engineer to design, implement... 
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    Cymertek

    Aurora, CO
    1 day ago
  • $82.9k - $146.17k

     ...cybersecurity requirements • Experience in testing environment • Must be a US Citizen; this position will require a government security clearance. Basic Qualifications • Knowledge of DoD/Space Force cybersecurity regulations • Use of Security Technical... 
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    Lockheed Martin Corporation

    Colorado Springs, CO
    3 days ago
  • $94.35k - $129.72k

     ...managing for highly complex systems? Join our team! As a Systems Security Engineer II, you will take on a more advanced role in designing...  .... Develop and enforce security controls and protocols. Research and implement new security tools and technologies. Document... 
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    Sierra Nevada Company, LLC

    Lone Tree, Douglas County, CO
    3 days ago
  • A cybersecurity company is seeking a Senior Security Research Engineer to enhance threat detection and prevention efforts. This role involves tracking threat actors and analyzing malware within a remote work environment. The ideal candidate will possess extensive knowledge... 
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    Proofpoint

    Denver, CO
    1 day ago
  • $167.1k - $226.1k

     ...deadline: May 11, 2026 Applied Scientists in AWS Science of Security are dedicated to making AWS the best computing service in the world...  ...PhD, or Master's degree and 6+ years of applied research experience Experience in any of the following areas: SAT, SMT... 
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    Amazon

    Denver, CO
    2 days ago
  • $152.41k - $179.3k

     ...times annually to foster collaboration, connection, and alignment. Attendance is expected and fully supported. Coinbase Corporate Security (CorpSec) is seeking a Security Engineer to design, implement, and automate security solutions that protect corporate... 
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    Coinbase

    Denver, CO
    2 days ago
  • $222k - $278k

     ...Senior Security Engineer As a Senior Security Engineer, you will help lead our product-focused security efforts. You will embed with our Engineering teams and take our Cloud and Product Security from good to great. We value candidates who have a strong background in... 
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    Remote work
    3 days per week

    Semgrep, Inc

    Denver, CO
    3 days ago
  • $175k - $185k

     ...Millennium is proud to be part of the Markon enterprise, a network of specialized organizations united in support of critical national security missions. This partnership strengthens our ability to deliver results by expanding our technical depth, operational reach, and... 
    Local area

    Millennium

    Colorado Springs, CO
    1 day ago
  •  ...We are seeking a mid-to-senior level Security Engineer to design, implement, and support enterprise security solutions focused on cryptography, key management, and HSM platforms. This role sits within the Global Information Security (GIS) team and works closely with application... 

    Insight Global

    Denver, CO
    2 days ago
  • $98.9k

     ...What you can expect The Security Engineer is responsible for security design and reviews across our products and services. The ideal candidate brings broad technical expertise and hands-on experience in end-to-end product security. In this role, you'll collaborate... 
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    Remote work

    Zoom Corporation

    Denver, CO
    3 days ago
  • $181.22k - $217.46k

     ...enables customers to create great digital experiences quickly, securely, and reliably by processing, serving, and securing our customers...  ...complex log sources and telemetry to identify root causes. Research, evaluate, implement, and maintain a variety of custom and commercial... 
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    Local area
    Remote work
    Flexible hours

    Fastly

    Denver, CO
    15 hours agonew
  • A cybersecurity services company is seeking a Security Consultant - Engineering to provide expertise on SIEM platforms. This role involves developing governance models and collaborating with sales teams to ensure successful solution delivery. Required qualifications include... 
    Remote work

    SHI GmbH

    Denver, CO
    1 day ago
  •  ...DHI Group is hiring for Operations Research Systems Analysts (ORSAs) to support mission‑critical operations in Colorado Springs, CO...  ...complex problems, supporting senior decision‑makers across national security and defense missions. Experience in the space domain is... 
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    DHI Group, Inc.

    Colorado Springs, CO
    20 hours ago
  • $3,000 per month

     ...A research company seeks a remote Entry Level Data Entry Clerk to participate in various opinion panels and online focus groups. This flexible, part-time role allows you to work from home whenever you choose. Candidates from all backgrounds are encouraged to apply. Requirements... 
    Part time
    Immediate start
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    Work from home
    Flexible hours

    FocusGroupPanel

    Parker, CO
    1 day ago
  • $50k

    A global security solutions provider is seeking a Project Engineering Manager for four airports in Gabon. This role involves implementing security solutions and conducting risk assessments. The ideal candidate is fluent in French and English, with expertise in airport... 

    Westminster Group Plc

    Westminster, CO
    2 days ago
  •  ...A research panel company is looking for Data Entry Research Panelists to work from home, either part-time or full-time. This flexible position is open to anyone with a desire to earn money while providing valuable feedback. You will participate in remote studies and can... 
    Full time
    Part time
    Remote work
    Work from home
    Flexible hours

    FocusGroupPanel

    Denver, CO
    20 hours ago
  • $108.5k - $149.18k

    Systems Security Engineer III page is loaded## Systems Security Engineer IIIremote type: In officelocations: Lone Tree, COtime type: Full timeposted on: Posted Todayjob requisition id: R0028889The ISR (Intelligence, Surveillance & Reconnaissance), Aviation, and Security... 
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    Work experience placement
    Immediate start

    Sierra Nevada Corporation

    Littleton, CO
    4 days ago
  • $94.35k - $129.72k

    Systems Security Engineer II page is loaded## Systems Security Engineer IIremote type: In officelocations: Lone Tree, COtime type: Full...  ...assessments.* Develop and enforce security controls and protocols.* Research and implement new security tools and technologies.* Document... 
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    Work experience placement
    Work at office
    Immediate start

    Sierra Nevada Corporation

    Littleton, CO
    20 hours ago
  • $108.5k - $149.18k

    A leading aerospace and defense contractor in Lone Tree, CO is seeking a Systems Security Engineer III to design and integrate security solutions for ISR and aviation systems. The role requires a Bachelor's degree and a minimum of 6 years of relevant experience, along... 
    Remote job
    For contractors

    Sierra Nevada Corporation

    Littleton, CO
    4 days ago
  •  ...defense company in Littleton, Colorado, is looking for a Systems Engineer Sr. to join their team. This role involves integrating security engineering principles into the reentry system design and working closely with various project teams to ensure seamless communication... 
    Full time

    Lockheed Martin

    Littleton, CO
    4 days ago
  • Sierra Nevada Corporation is seeking a Systems Security Engineer II for their Lone Tree, Colorado office. This full-time position involves designing secure IT systems, leading incident response, and conducting risk assessments. Ideal candidates will have a Bachelor's degree... 
    Full time
    Work at office

    Sierra Nevada Corporation

    Littleton, CO
    20 hours ago
  • $3,000 per month

     ...Work From Home, Entry Level Data Entry Clerk As A Research Participant We are looking for people who want to work remotely from home. You'll need an Internet connection and a mobile device or computer. We need folks who want to do tasks, micro tasks, work at home opinion... 
    Extra income
    Part time
    Immediate start
    Remote work
    Work from home

    FocusGroupPanel

    Parker, CO
    4 days ago