• Senior Cyber Security Engineer

    Leidos (Chantilly, VA)
    …expertise in both software and hardware to support the design and deployment of defensive cyber measures. The engineer conducts research on current and ... **Description** Leidos is currently seeking a **Senior Cyber Security Engineer ** who is responsible...risks to critical mission systems. + Design and implement defensive cyber security solutions to protect data,… more
    Leidos (08/30/25)
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  • Cyber Security Engineer

    System One (Springfield, VA)
    Job Title: Cyber Security Engineer Location: Springfield, VA Type: Contract To Hire Compensation: Contractor Work Model: Onsite Hours: Add the job's scheduled ... not needed) Security Clearance: List security clearance requirements (delete if not needed) Cyber Security Engineer Springfield, VA TS/SCI $135k What You'll Get… more
    System One (08/03/25)
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  • Chief Engineer Cyber IT Program

    BAE Systems (Sterling, VA)
    …engineering scope such as: + Identity and Access Management + Cross Domain Security + Defensive Cyber strategies + Cyber auditing of IT systems + ... incentives may be available based on position level and/or job specifics. **Chief Engineer Cyber IT Program** **115615BR** EEO Career Site Equal Opportunity… more
    BAE Systems (09/09/25)
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  • Cyber Network Security Engineer

    CACI International (Chantilly, VA)
    Cyber Network Security Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular ... * * * **The Opportunity:** You will support our work automating cybersecurity operations , emulating adversary behavior, and improving the defensive postures of… more
    CACI International (08/08/25)
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  • Cyber Software Engineer

    Leidos (Arlington, VA)
    …high-impact environment requiring deep knowledge of network stacks, system internals, and offensive/ defensive cyber techniques. As a senior member of the team, ... **Description** Are you a motivated ** Cyber Software Engineer ** with technical hands-on...mentor junior engineers, and contribute to knowledge transfer within cyber operations teams. + Lead efforts to… more
    Leidos (08/08/25)
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  • SkillBridge Research Engineer…

    RTX Corporation (Arlington, VA)
    …to create, contribute to, and grow cutting-edge research projects for offensive and defensive cyberspace operations . RTX Corporation is a provider of SkillBridge ... through research, exploration, development, and prototyping. BBN's Network & Cyber Technologies (NCT) team leverages computer science, computer engineering,… more
    RTX Corporation (09/19/25)
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  • Cybersecurity Sr. Engineer

    General Dynamics Information Technology (Falls Church, VA)
    …Articulate the mission value of cyber , aligning concepts like Zero Trust, Defensive Cyber Operations , and the NIST Cybersecurity Framework with customer ... Advance your career while impacting our national security in cyber as a Cybersecurity Engineer Sr Principal...joining our team to strengthen our Zero Trust and Defensive Cyber initiatives across the Defense community… more
    General Dynamics Information Technology (09/30/25)
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  • Information Systems Security Engineer

    KBR (Arlington, VA)
    …following domains: vulnerability analysis and vulnerability management, SIEM operations and defensive cyber operations , system hardening and cyber ... Title: Information Systems Security Engineer Belong. Connect. Grow. with KBR! KBR's National...multiple classifications, including vulnerability analysis, SIEM operations , cyber network defense, cyber operations ,… more
    KBR (09/13/25)
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  • CSOC Tier 3 Engineer

    General Dynamics Information Technology (Springfield, VA)
    …None **Job Family:** Cyber and IT Risk Management **Skills:** Cyber Defense,Cybersecurity,Cybersecurity Operations **Experience:** 8 + years of related ... and contract stakeholders, and when properly authorized by the Government, execute Defensive Cyberspace Operations -Internal Defensive Measures on behalf of… more
    General Dynamics Information Technology (09/30/25)
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  • Network Emulation Engineer

    CACI International (Chantilly, VA)
    …sponsors** **Be part of a department with an expanding range of programs focusing on Cyber Operations , where you get to grow on and between programs with peers ... * * * **The Opportunity** **:** **Support our work automating cybersecurity operations , emulating adversary behavior, and improving the defensive postures of… more
    CACI International (07/29/25)
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