• Defensive Cyber Operations Engineer

    ISYS Technologies (Aurora, CO)
    …initiatives of our government customers. I2X Technologies is seeking a Sr. Defensive Cyber Operations Engineer to support ongoing activities for a customer in ... Federal Government. Whether the focus is on space exploration, national security, cyber security, or cutting-edge engineering applications, I2X is ready to offer you… more
    ISYS Technologies (10/10/25)
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  • Cyber Systems Security Engineer Sr

    Lockheed Martin (Colorado Springs, CO)
    …Rotary and Mission Systems' C4ISR team is looking for a proven and experienced cyber systems engineer to support the Peace Krypton \(PK\) program\. **THE WORK** ... As a System Engineer \- Cyber in this position, you...with 3 years relevant experience\. * Strong background in cyber security principles, including network security, and… more
    Lockheed Martin (10/01/25)
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  • Lead Cyber Security Engineer 1…

    Sargent & Lundy (Chicago, IL)
    …work, Sargent & Lundy has a need for additional I&C Engineers. This position requires an engineer who has expertise in US nuclear cyber security rules and NEI ... Confirming the configuration of devices installed at the site based on network diagrams and system documentation. + Supporting installation of software and hardware… more
    Sargent & Lundy (10/15/25)
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  • Firewall Engineer , Cyber Technical…

    Capital One (Plano, TX)
    Firewall Engineer , Cyber Technical (Cloud Operations Resilience Engineering) Capital One is looking for a Cyber Security professional who will support ... enterprise network security devices in our enterprise network infrastructure, regional hubs and cloud environments. This individual will be responsible for… more
    Capital One (10/12/25)
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  • Cyber Security Engineer Technical…

    Lockheed Martin (Littleton, CO)
    …Together, we'll build a better tomorrow\. Are you ready to further your career in Cyber Security by working for one of the top companies in the world? This new ... and use their experience to evaluate and implement RMF cyber security controls on both Ground and Space assets\....and updating software and hardware assets, perform system and network scanning, evaluations, and remediations, as well as champion… more
    Lockheed Martin (10/04/25)
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  • Chief Cyber Security Engineer

    General Dynamics Information Technology (Bethesda, MD)
    …Information Technology (GDIT) is seeking a highly skilled and experienced Chief Cybersecurity Engineer to support an enterprise cyber program for one of our ... proven track record in transitioning from on-premises to hybrid network solutions. Seize your opportunity to make a personal...opportunity to make a personal impact as a Chief Cyber Security Engineer supporting future federal contracts.… more
    General Dynamics Information Technology (10/13/25)
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  • Senior Cyber Defense Engineer

    Deloitte (Denver, CO)
    Our Deloitte Cyber team understands the unique challenges and opportunities businesses face in cybersecurity. Join our team to deliver powerful solutions to help our ... performance metrics where applicable. + Consult on IT and cyber defensive architecture and technologies. + Assess assigned ...AWS) + In-band and out-of-band test access points for network traffic collection and aggregation (eg Gigamon) + Linux… more
    Deloitte (09/25/25)
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  • Senior Cyber Engineer -Information…

    RTX Corporation (Aurora, CO)
    …to join the Cyber Security Engineering team for a **Senior Cyber Engineer -Information Systems Security Officer (ISSO) - P3** position supporting the ... Springs, Colorado. The ideal candidate will have a strong cyber experience background across the full spectrum of ...SRGs, and experience with IA vulnerability testing and related network and system test tools, eg, ACAS and Security… more
    RTX Corporation (10/09/25)
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  • Defensive Cyber Engineer

    Lockheed Martin (Aurora, CO)
    …you will: 1\. Provide rotating shift support for a team of 7 Defensive Cyber Engineers working a 24/7 operation\. 2\. Provide systems and architecture expertise for ... Defensive Cyber Operations to meet Cybersecurity mission execution on SBIRS...systems * Experience with NetBrain, Zenoss and Hewlett Packard Network Automation \(HPNA\) * Experience with DoD cybersecurity requirements,… more
    Lockheed Martin (08/08/25)
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  • Cyber Security Engineer (SME)

    Leidos (Bethesda, MD)
    **Description** **Leidos** has a new and exciting opportunity for Cyber Security Engineer SME in our **National Security Sector's (NSS) Cyber & Analytics ... is responsible for protecting the customer's information systems and networks from potential cyber -attacks. The Cyber Security Engineer must display an… more
    Leidos (08/29/25)
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