• Senior Systems Administrator, Level…

    Lockheed Martin (Dahlgren, VA)
    …a project life cycle\. *Maintains smooth operation of multi\-user computer systems , including coordination with network administrators\. *Makes recommendations ... you\! The DARKWING Program is seeking a highly motivated Systems Administrator to join our team in La Plata,...with an adjudicated CI polygraph\. **Basic Qualifications:** * Active Security \+ Certification \(For Level 2, Sec\+ within 6… more
    Lockheed Martin (11/19/25)
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  • Cyber Systems Engineer Senior

    General Dynamics Information Technology (St. Louis, MO)
    …**Job Family:** Intelligence Operations and Analysis **Skills:** Cross Domain (Inactive), Security System Design, Systems Engineering **Experience:** 5 + years ... And our work depends on TS/SCI level cleared **Cyber Systems Engineer lll - ECDS** joining our team to...DoD Information Assurance Technical (IAT) Level II + and network Cyber Security + Experience working with… more
    General Dynamics Information Technology (09/30/25)
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  • Principal Network Operations Specialist

    BAE Systems (Washington, DC)
    …uninterrupted mission operations. Your day-to-day responsibilities will include monitoring network infrastructure, identifying and triaging potential security ... support within large enterprise or government environments + Hands-on expertise with network monitoring and security tools, including experience responding to… more
    BAE Systems (10/30/25)
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  • Cloud Security Threat Modeler Senior

    Citigroup (Irving, TX)
    …a **Cybersecurity** role. + Proven experience with **Jira** or other similar ticketing systems . + Strong understanding of security best practices related to ... , **A** **uthorization** , **L** **ogging/Monitoring** , **Encryption** , **Infrastructure Security ** , and ** Network Segmentation** . + Experience with… more
    Citigroup (11/16/25)
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  • Senior Software Engineer - Security

    LinkedIn (Mountain View, CA)
    LinkedIn is the world's largest professional network , built to create economic opportunity for every member of the global workforce. Our products help people make ... secret material is cryptographically protected. Our mission is to make this security infrastructure intuitive, performant, and secure. We build highly reliable and… more
    LinkedIn (10/23/25)
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  • Network Defense and Security Analyst

    CACI International (San Antonio, TX)
    Network Defense and Security Analyst Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular ... * **The Opportunity:** CACI has an exciting and immediate opportunity for a Cybersecurity - Network Defense and Security Analyst to support the USAF Network more
    CACI International (10/22/25)
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  • CEMA - Senior Software Engineer

    BAE Systems (Hudson, NH)
    …Empower national defense. Advance your career. Make a difference. Join BAE Systems Countermeasure & Electromagnetic Attack Solutions (CEMA) business area in Hudson, ... NI TestStand, and spectrum analyzers all to ensure mission critical systems perform flawlessly. You ll collaborate with engineers across disciplines, debug… more
    BAE Systems (10/10/25)
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  • 337 - Senior Linux Systems

    ARSIEM (Annapolis Junction, MD)
    …System Administrator for a small, diverse team that provides end-to-end software, systems , and network engineering services to support Integrated Discovery ... and reliability, reduce latency, and optimize performance, while maintaining the security posture. This position will support one of our government clients… more
    ARSIEM (10/30/25)
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  • Manager, Network Security , Tech…

    Capital One (New York, NY)
    Manager, Network Security , Tech & Data Risk Management _Capital One is one of the fastest growing organizations in the world today, powered by our passion for ... advice and to deliver high-impact results._ Role-specific text This position - Manager, Network Security - is a unique opportunity for candidates with technical… more
    Capital One (11/04/25)
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  • Engineer Senior - Command & Data Handling…

    BAE Systems (Boulder, CO)
    …RS-422, UART, etc.). + CCSDS. + Certifications (CCNA, CCNP). + Network security fundamentals (authentication, encryption, etc.). **Pay Information** Full-Time ... and presentation skills. + Effective in multidisciplinary teamwork environment. \#LI-AP1 A security clearance or access with Polygraph is not required to be eligible… more
    BAE Systems (11/07/25)
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