• Cybersecurity Systems Engineer

    BAE Systems (Sterling, VA)
    **Job Description** **Join a Team that's Shaping the Future of Cybersecurity ** At BAE Systems, we're passionate about protecting people and organizations from cyber ... threats. As a Cybersecurity Systems Engineer, you'll play a critical role in...DB Protect, App Detective, Prisma Cloud, Core Impact, Microsoft Defender , AWS Security Hub, AWS Inspector, Code DX, Wiz,… more
    BAE Systems (10/30/25)
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  • Cybersecurity SIEM Systems Engineer

    BAE Systems (Sterling, VA)
    **Job Description** **Join a Team that's Shaping the Future of Cybersecurity ** At BAE Systems, we're passionate about protecting people and organizations from cyber ... threats. As a Cybersecurity SIEM Systems Engineer, you'll play a critical role...Application Security Engineer Associate) + GPEN (GIAC Certified Enterprise Defender ) + **Experience:** + Experience with cloud-based solutions, including… more
    BAE Systems (10/30/25)
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  • Cyber MSFT Threat Protection Manager

    Grant Thornton (Arlington, VA)
    Grant Thornton's Cybersecurity practice is rapidly growing, and we are seeking a Cyber Threat Protection Manager to join our team. This role is ideal for a ... cybersecurity professional with hands-on experience in Microsoft threat protection...+ Deliver Microsoft Threat Protection solutions, including: + Microsoft Defender for Endpoint, Identity, Office 365, and Cloud Apps… more
    Grant Thornton (10/22/25)
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  • Cyber MSFT Threat Protection Senior Manager

    Grant Thornton (Arlington, VA)
    As a Cybersecurity Senior Manager focused on Microsoft Threat Protection, you will lead complex, high-impact engagements that help clients proactively defend against ... + Leading the delivery of Microsoft Threat Protection solutions, including Microsoft Defender for Endpoint, Identity, Office 365, Cloud Apps, and Microsoft Sentinel.… more
    Grant Thornton (10/22/25)
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  • HBSS Administrator

    Leidos (Fort Belvoir, VA)
    …running their Endpoint Security with experience in Trellix and Microsoft Defender . Administrator will also be responsible in applying Security Technical ... maintaining compliance with the Department of Defense (DoD) and other federal cybersecurity standards. The candidate will be responsible for identifying points of… more
    Leidos (12/03/25)
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  • Cyber Detection Engineer

    Leidos (Ashburn, VA)
    …and protective security services to CBP information systems including local area networks/wide area networks (LAN/WAN), commercial Internet connection, public ... identifying and analyzing cyber threats actors and/or activities to enhance cybersecurity posture of the organization's IT operating environment. + Will conduct… more
    Leidos (12/19/25)
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  • Forensic Cyber Network Defense Analysts (Cnda) - 5…

    BCMC (Arlington, VA)
    …investigation and resolution using host-based, network-based and cloud-based cybersecurity analysis capabilities. Team personnel provide front line response ... operationalize detection logic and automation using cloud-native tools (Microsoft Defender , Sentinel, AWS GuardDuty, GCP Chronicle) and scripting (PowerShell,… more
    BCMC (10/22/25)
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  • Incident Response Deputy Team Lead

    Leidos (Ashburn, VA)
    …and protective security services to CBP information systems including local area networks/wide area networks (LAN/WAN), commercial Internet connection, public ... degree in a science or engineering field, IT, or Cybersecurity related field. + 5+ years of experience be...Researcher and Advanced PenetrationTester + GWEB - Web Application Defender + GNFA - Network ForensicAnalyst + GMON -… more
    Leidos (12/03/25)
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  • Cyber Incident Response Team Lead

    ManTech (Ashburn, VA)
    …operational leader to the SOC for all major computer-related cybersecurity incidents, driving eradication efforts. Developing detailed post-incident reporting for ... + Bachelor's degree in computer science, engineering, information technology, or cybersecurity (or five years of relevant work experience in lieu of… more
    ManTech (12/06/25)
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  • IT Support Specialist

    TekSynap (VA)
    …service improvements. + Ensures rigorous application of information security and cybersecurity policies, principles, and best practices across systems and processes. ... Security+ CE + Cisco Certified Network Associate (CCNA) + COMPTIA Cybersecurity Analyst (CySA+) + Global Information Assurance Certification (GIAC) Global Industriel… more
    TekSynap (11/15/25)
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