• Full Stack Infrastructure and Monitoring…

    Nightwing (Sterling, VA)
    …and Defense Experts (CODEX) is seeking a skilled Full Stack Infrastructure Engineer with expertise in AWS Cloud production and development environments. This role ... involves contributing to the design, development, and deployment of advanced cybersecurity capabilities to support CISA's mission today and into the future.… more
    Nightwing (01/07/26)
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  • Cyber Operations Splunk Engineer

    BOOZ, ALLEN & HAMILTON, INC. (Alexandria, VA)
    Cyber Operations Splunk Engineer Key Role: Support enterprise vulnerability management and cyber defense operations. Provide cyber operations monitoring and ... reports. Deliver threat-informed assessments and provide remediation strategies aligned with DoD cybersecurity standards and the Risk Management Framework ( RMF ) ,… more
    BOOZ, ALLEN & HAMILTON, INC. (01/02/26)
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  • Information Systems Security Engineer

    Nightwing (Sterling, VA)
    …markets. Nightwing is seeking a highly skilled and motivated Information Systems Security Engineer (ISSE) to join our DevSecOps team in Herndon. The ISSE will work ... with Polygraph Required Day 1** + Bachelor's degree in computer science, Cybersecurity , Information Technology, or a related field (or equivalent experience). +… more
    Nightwing (12/30/25)
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  • Senior Splunk Cyber Security Engineer

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career, and customer-oriented **Senior Splunk Cyber Security Engineer ** to join our team in **Chantilly, VA.** In this role, you will ... support a mission-critical initiative and contribute directly to cybersecurity operations through the administration and engineering of a large enterprise Splunk… more
    ManTech (12/30/25)
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  • Solutions Engineer

    ISC2 (Richmond, VA)
    …for good. As the world's leading nonprofit member organization for cybersecurity professionals, our core values -Integrity, Advocacy, Commitment, Inclusion, and ... of certifications provide an independent and globally recognized endorsement of cybersecurity knowledge, skills and experience for all career levels. Our charitable… more
    ISC2 (12/24/25)
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  • Systems Engineer (On-site)

    G2 Ops, Inc. (Dahlgren, VA)
    …with AI tools, making us a leader in real-world adoption among engineering, cybersecurity , and defense firms. Led by our Director of Operations for Production, the ... For this opportunity, we are seeking a highly motivated, team-oriented Senior Systems Engineer . This exciting position will have the chance to work on just about… more
    G2 Ops, Inc. (12/21/25)
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  • Security Engineer II

    Trustmark (Richmond, VA)
    …our colleagues, clients and communities. We are seeking a highly skilled Cyber Security Engineer to join our team and play a pivotal role in safeguarding our ... digital assets. The ideal candidate will possess a deep understanding of cybersecurity principles, a strong technical background, and a passion for protecting… more
    Trustmark (12/20/25)
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  • ForeScout Engineer - Active TS/SCI with CI…

    ENS Solutions (Norfolk, VA)
    …to solve complex security challenges. You will lead a team as they engineer solutions to complex challenges for customers using knowledge network engineering, Active ... of audiences, including senior management. + Manage infrastructure and cybersecurity controls, including enhanced detection and vulnerability capabilities and… more
    ENS Solutions (12/06/25)
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  • Sr. Splunk Engineer - TS/SCI with CI Poly…

    Optiv (Herndon, VA)
    Optiv + ClearShark is looking for a highly skilled Sr. Splunk Engineer (Federal Managed and Advanced Services) to join our cybersecurity team. The ideal ... operating in classified environments. + Strong understanding of identity, SIEM, cybersecurity , and infrastructure concepts. + Splunk Core certification required. +… more
    Optiv (11/13/25)
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  • CCSS Principal Systems Engineer - WHCA…

    RTX Corporation (Springfield, VA)
    …world. Raytheon Field Engineering is anticipating an opportunity for a Principal Systems Engineer . This role is suited for a motivated individual with an extended ... not limited to KIV-7M, KG-175(x) and ECTOCRYP. + Hold NIST Cybersecurity Framework (NCSF) Practitioner Certification, or other similar certification that… more
    RTX Corporation (11/13/25)
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