• Cyber Security Operations Specialist/ Intrusion…

    System One (Springfield, VA)
    …external stakeholders based on events, alerts, and incidents on the customer systems and networks. Provide advanced cybersecurity analytics (ACA) services which ... Operation (COOP)/Disaster Recovery (DR) plans and supports certification of Information Systems and Networks. Advanced Cybersecurity Analytics will provide… more
    System One (08/08/25)
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  • Senior Information Security Specialist

    ISYS Technologies (Washington, DC)
    …(GCIH) + GIAC Network Forensic Analyst (GNFA) + GIAC Certified Forensic Analyst (GCFA) + Information Systems Security Engineering (ISSE) + Certified Cloud ... will be on-site. Responsibilities: + Administer and maintain intrusion detection/prevention systems (IDS/IPS), SIEM platforms, and firewalls for both on-premises and… more
    ISYS Technologies (07/30/25)
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  • ISSO - Washington DC onsite

    Deloitte (Washington, DC)
    …Washington DC. + A minimum of 4 years' experience as an Information Assurance (IA) Analyst , ISSE, ISSO, or similar cybersecurity role with a focus on activities ... Cyber team understands the unique challenges and opportunities businesses face in cybersecurity . Join our team to deliver powerful solutions to help our clients… more
    Deloitte (08/13/25)
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  • Cyber Threat Intelligence Lead

    TekSynap (Ashburn, VA)
    …based on recent and relevant threat intelligence reporting. Proactively utilize cybersecurity capabilities to search through information systems to detect ... could exploit information systems and / or networks. + Develop of cybersecurity content, such as rules, signatures, and other methods to detect cyber threat… more
    TekSynap (06/03/25)
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  • Senior ISSA

    SAIC (Washington, DC)
    **Description** SAIC is seeking a Senior Information Systems Security Analyst to support a critical US government agency in the National Capital Region. This ... system authorizations (ATO), continuous monitoring, and broader compliance initiatives. The analyst will work closely with system owners, engineers, and … more
    SAIC (08/07/25)
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  • Cyber Threat Hunt Lead

    TekSynap (Ashburn, VA)
    …and inform the necessary parties of security issues, reportable offenses, or cybersecurity best practices. Assist Cyber Threat Hunt (CTH) with prioritizing cyber ... requirements. Proactively and iteratively conduct threat hunting efforts against networks, systems , and high value assets to detect and isolate advanced threats… more
    TekSynap (06/03/25)
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  • Senior Cyber Data Scientist

    SAIC (Washington, DC)
    **Description** SAIC is looking for a Cyber Data Scientist/ Analyst Senior to support the Enterprise Security Operations Center (ESOC) at the National Nuclear ... protect the NNSA's critical production environments and information and operational technology systems . Work will be located at the customer facility in Las Vegas,… more
    SAIC (08/07/25)
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  • Senior Cyber Capability Developer (Reverse…

    Leidos (Lorton, VA)
    …specializing in the analysis and understanding of software, firmware, and systems through reverse engineering techniques. + Apply background in Agile methodologies ... reverse engineering efforts to analyze software binaries, firmware, and systems , uncovering vulnerabilities, extracting proprietary algorithms, and understanding complex… more
    Leidos (06/08/25)
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  • Cyber Threat Intelligence Engineer

    CACI International (Springfield, VA)
    …and external stakeholders based on events, alerts, and incidents on NGA systems and networks. **Responsibilities:** * Conduct analysis and research on emerging ... cyber intelligence to support incident response, vulnerability management, and other cybersecurity initiatives. * Monitor and assess the global threat landscape,… more
    CACI International (06/27/25)
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  • Linux Administrator - ACAS

    CACI International (Springfield, VA)
    …contract with the National Geospatial-Intelligence Agency (NGA) for Transport & Cybersecurity Services (TCS) contract. The functional capabilities are to provide the ... procurement, implementation, operations, sustainment, and disposal of transport and cybersecurity IT services on multiple networks and security domains, at… more
    CACI International (08/11/25)
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