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  • $175k - $185k

     ...specialized organizations united in support of critical national security missions. This partnership strengthens our ability to deliver...  ...Red Team Operations, Defensive Cyber Operations, Software Engineering, and Technical Engineering. As home to the largest contingent... 
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    Local area

    Millennium

    Colorado Springs, CO
    1 day ago
  • $135.48k - $204.93k

     ...public company, you’ll have the autonomy and support to make an impact as we build for the long term. About the role The Senior Security Engineer I - Enterprise Security is responsible for building, operating, and maintaining Samsara’s core security infrastructure. You... 
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    Remote work
    Relocation package
    Flexible hours

    Samsara

    Austin, CO
    1 day ago
  •  ...Senior IT Network / Security Engineer Job Description: - Provide billable consulting services to Colorado client base. - Work in tandem with Account Managers to understand client business and technical objectives and deliver IT network and security infrastructure... 
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    Remote work

    Redfish Recruiting

    Broomfield, CO
    6 hours ago
  •  ...Network Security Engineer TECHM-JOB-29547 Position Name - Network Security Engineer Location - Denver (3-4 Weeks Onsite & Then remote) Full Time JD: • 7+ years of experience • Palo Alto FW's, and Panorama Experience, PCNSE certificate would be added advantage... 
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    Full time
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    Keylent Inc

    Denver, CO
    4 days ago
  •  ...Network 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 skilled and passionate Network Security Engineer to join our team and play a critical... 
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    For contractors
    Immediate start
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    Cymertek

    Aurora, CO
    2 days ago
  •  ...Information Systems Security Engineer (ISSE) LOCATION Aurora, CO 80014 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a proactive and skilled **Information Systems Security Engineer... 
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    For contractors
    Immediate start
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    Cymertek

    Aurora, CO
    2 days ago
  • $113.4k - $189.3k

     ...NISSC 3 Information Systems Security Engineer III Location US-CO-Colorado Springs ID 2026-3940 Category IT / Cyber Security / Network Systems Position Type Full-Time Remote No Clearance Required Top... 
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    American Systems

    Colorado Springs, CO
    3 days ago
  • $108.5k - $149.18k

     ...your IT skills in a meaningful work environment that supports and protects explorers and heroes? Join our team! As a Systems Security Engineer III, you will be using your skills and expertise to design, test, and implement our secure operating systems, networks, security... 
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    Sierra Nevada Company, LLC

    Lone Tree, Douglas County, CO
    6 hours ago
  • $165k - $210k

     ...Overview VTG is looking for an Information System Security Engineer (ISSE)s in multiple locations. (Note: position is contingent upon program award and the postions are located in Chantilly VA, Aurora CO, Springfield VA, Las Cruces NM, LAAFB, Vandenberg (Lompoc) CA and... 
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    VTG Defense

    Aurora, CO
    1 day ago
  •  ...Cybersecurity System Security Engineer II - M (Management) Colorado Springs, CO ( Job Type Full-time Description The System Security Engineer' s primary function is working within Special Access Programs (SAPs) supporting SMC and AFSPC acquisition programs... 
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    Full time
    Work at office

    P-11 Security

    Colorado Springs, CO
    1 day ago
  • $94.4k - $157.6k

     ...NISSC 3 Information Systems Security Engineer II (ISSE) Location US-CO-Colorado Springs ID 2026-4329 Category IT / Cyber Security / Network Systems Position Type Full-Time Remote No Clearance Required... 
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    Full time
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    American Systems

    Colorado Springs, CO
    1 day ago
  • $130k - $180k

     ...Position: Information System Security Engineer Overview: Cyber Defense Technologies (CDT), a leading small business cybersecurity and engineering firm, is seeking a skilled and detail-oriented Information System Security Engineer onsite in Denver, CO with... 
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    Cyber Defense Technologies

    Denver, CO
    3 days 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
    2 days ago
  • $62 - $72 per hour

     ...Insight Global is seeking a Senior Security Integration Engineer (Elastic Stack) to support the Missile Defense Agency (MDA) on the Integrated Research and Development for Enterprise Solutions (IRES) contract. The right candidate will possess advanced expertise in logging... 
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    Insight Global

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

     ...Are you passionate about creating and managing for highly complex systems? Join our team! As a Systems Security Engineer II, you will take on a more advanced role in designing, implementing, and maintaining secure IT systems and networks. You will be involved in complex... 
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    Sierra Nevada Company, LLC

    Lone Tree, Douglas County, CO
    4 days ago
  • $127.4k - $167.4k

     ...The System Security Engineer's primary function is working within Special Access Programs (SAPs) supporting SMC and AFSPC acquisition programs. The position will provide "day-to-day" support for Collateral, Sensitive Compartmented Information (SCI) and Special Access Program... 
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    K2 Group

    Colorado Springs, CO
    6 hours ago
  • $65k - $85k

     ...About the job Security Systems Engineer JOB FUNCTION/PURPOSE: The Security Systems Engineer is responsible for the design, engineering, and implementation of physical security systems across client and internal projects. This role works closely with Pre-Construction... 
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    For subcontractor
    Work at office
    Monday to Friday

    Beacon Communications

    Littleton, CO
    1 day ago
  • $90.3k - $189.6k

     ...Job Title: Information Systems Security Engineer (ISSE) Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular Percentage of Travel Required: None Type of Travel: None Anticipated... 
    Full time
    Contract work
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    Flexible hours

    CACI International

    Denver, CO
    3 days ago
  • $46.4k - $59.35k

     ...(AR). QinetiQ US’s dedicated experts in defense, aerospace, security, and related fields all work together to explore new ways of protecting...  ...warfighter. We are seeking an Information System Security Engineer, which will be responsible for performing oversight of the... 
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    Work experience placement

    QinetiQ US

    Colorado Springs, CO
    4 days ago
  •  ...Information 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 skilled and proactive Information System Security Engineer to join... 
    Temporary work
    For contractors
    Immediate start
    Flexible hours

    Cymertek

    Aurora, CO
    2 days ago
  • Senior Manager - Network Security Engineer Posted on Mar 16, 2026 Experienced Professionals Job Description We are seeking an experienced Email...  ...Email Security Gateway and related modules (TAP, TRAP, DLP, encryption, impersonation protection, etc). Develop and manage... 
    Immediate start

    Prepverse

    Brighton, CO
    5 days ago
  • $130k - $153.9k

     ...the technology you need to thrive - in our offices or yours. Job Summary Stratascale is seeking a highly skilled Security Consultant - Engineering with deep expertise in Palo Alto Networks XSIAM to join our dynamic and growing Managed Architecture SIEM team. In... 
    Work experience placement
    Remote work
    Worldwide
    Home office
    Flexible hours

    SHI GmbH

    Denver, CO
    5 days ago
  • We are seeking a highly skilled Network Security Engineer with expertise in Palo Alto firewall administration, Panorama centralized management, Prisma SD-WAN, and Web Application Firewall (WAF) solutions to join our global security team. This role will be responsible for... 

    Prepverse

    Brighton, CO
    5 days ago
  • An established industry player is seeking a skilled System and Security Administrator to enhance their security posture. This role...  ...responsible for implementing change requests and supporting security engineers, making a significant impact on the organization's security... 

    TechDigital Group

    Denver, CO
    3 days ago
  • A global security team is seeking a Network Security Engineer to design, implement, and maintain secure network and application infrastructures. The ideal candidate will have expertise in Palo Alto firewall administration, Prisma SD-WAN, and Web Application Firewalls.... 

    Prepverse

    Brighton, CO
    5 days ago
  • A leading technology solutions provider in Denver is looking for a Senior Engineer, Modern Networks, specializing in Network and Security. In this consultative role, you'll manage large-scale projects, lead engineering efforts, and mentor junior engineers. Ideal candidates... 
    Remote job

    Presidio, Inc.

    Denver, CO
    4 days ago
  • $141.6k - $212.4k

    A leading technology company in Denver is seeking a Senior Security Engineer to enhance its detection and response capabilities. This hands-on role involves building secure detection systems and responding to security incidents. The ideal candidate will have a minimum of... 

    Klaviyo Inc.

    Denver, CO
    2 days ago
  • A growing technology consulting firm located in Aurora, CO, is seeking a skilled Network Security Engineer. This role focuses on implementing and managing robust security measures for networks and systems against cyber threats. Candidates should possess a Bachelor's Degree... 

    Cymertek Corporation

    Aurora, CO
    4 days ago
  • $141.6k - $212.4k

    Senior Security Engineer - Detection and Response IT & Security Denver, CO At Klaviyo, we value the unique backgrounds, experiences and perspectives each Klaviyos brings to our workplace each and every day. We believe everyone deserves a fair shot at success and appreciate... 

    Klaviyo Inc.

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

    About Semgrep Semgrep, the leader in code security for builders, empowers invention without friction. Teams catch, flag, and fix real...  ...Semgrep's greater security mission; and partners closely with the Engineering, People Ops and Go‑to‑Market teams. About the role As a... 
    Currently hiring
    Local area
    Remote work
    Weekend work
    3 days per week

    Semgrep

    Denver, CO
    5 days ago