• Authorization & Accreditation (A&A) Program Lead…

    ICF (Alexandria, VA)
    …documentation for accuracy and completeness. + Interface with Authorizing Officials (AOs), Information System Security Managers (ISSMs), and Information ... manage and execute Risk Management Framework (RMF) activities across multiple DHRA information systems , ensuring compliance with DoD and NIST cybersecurity… more
    ICF (10/31/25)
    - Related Jobs
  • System Administrator

    Koniag Government Services (Winchester, VA)
    …designing pipelines and deploying builds + Comprehensive knowledge of Information Security concerns - working with ISSO to address ATO requirements ... a Koniag Government Services company **,** is seeking a DevOps/ System Administrator with a Top-Secret Security clearance...off, and more. This position is for an experienced System Administrator to support the FBI's Information more
    Koniag Government Services (12/10/25)
    - Related Jobs
  • Security Policy Engineer

    SAIC (Springfield, VA)
    …in Springfield, Virginia. Individual will be responsible for providing systems security support for the protection of multi-level information system ... security plans and procedures for all assigned systems in adherence to USG information technology...teams and customer staff. + Experience executing and editing System Security Test Plans (STPs) to accurately… more
    SAIC (12/18/25)
    - Related Jobs
  • Systems Engineer Journeyman

    GovCIO (Alexandria, VA)
    …and Experience + S. Coast Guard experience is highly preferred. + Certified Information Systems Security Professional (CISSP) or equivalent advanced ... compliance with RMF requirements. + Develop, review, and update System Security Plans (SSPs), policies, procedures, and...clearance. + Minimum of 5-8 years of experience in systems security engineering or related cybersecurity roles.… more
    GovCIO (12/16/25)
    - Related Jobs
  • Lead Security and Compliance Manager

    ManTech (Herndon, VA)
    …years of experience managing and leading security operations teams. + Certified Information Systems Security Professional (CISSP) or Security + ... process, including receiving Authority to Operate (ATO). + Strong understanding of information security principles and practices. + Excellent problem-solving and… more
    ManTech (12/23/25)
    - Related Jobs
  • National Security Sector Referrals

    Leidos (Reston, VA)
    …Engineer/Embedded Engineer + Systems Administration - Linux + Information Security Systems Engineer/Officer (ISSE/ ISSO ) + Data Scientist + Systems ... **Leidos** has new and exciting opportunities in our **National Security Sector's** **(NSS) Cyber & Analytics Business Area (CABA)**...the fiscal year ended January 3, 2025. For more information , visit www.Leidos.com . **Pay and Benefits** Pay and… more
    Leidos (10/18/25)
    - Related Jobs
  • Principal Security Specialist - Sterling

    RTX Corporation (Dulles, VA)
    …Raytheon databases along with the processing of visits within the Defense Industrial Security System . + Perform duties as the Top-Secret Control Officer with ... Assurance/Cyber, Special Programs, security management, military, or government information security programs + Experience implementing 32 CFR Part 117… more
    RTX Corporation (12/03/25)
    - Related Jobs
  • Cyber Security Analyst

    ManTech (Herndon, VA)
    …RMF (Risk Management Framework) NIST 800-53, NISPOM, and ICDs for cybersecurity and information security protocols to drive tasking and ensure compliance + ISSE/ ... ISSO tasking in support of documenting and navigating the...security , Cloud principles and engineering + Expert in System Accreditation process and protocols within the Intelligence Community… more
    ManTech (11/22/25)
    - Related Jobs
  • SIPRNet Administrator

    CACI International (Reston, VA)
    SIPRNet Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: Secret Employee Type: Regular Percentage of ... environment at CACI where your contributions directly influence national security . + Engage in challenging and impactful work that...C2C. + Complete STIG checklists for network and operating system hosts. + Patch network devices and operating … more
    CACI International (11/07/25)
    - Related Jobs
  • ​​Assessment & Authorization (A&A) Analyst​

    Leidos (Ashburn, VA)
    …2, Risk Management Framework for Information Systems and Organizations: A System Life Cycle Approach for Security and Privacy, DHS 4300A Policy and ... + Minimum of 1-3 years of experience as an ISSO supporting major federal information systems...Handbook, CBP Information Systems Security Policies and… more
    Leidos (12/17/25)
    - Related Jobs