• Chief Engineer (Active TS / SCI

    Fluor (Warrenton, VA)
    …the Department of Defense and the Intelligence Community. **Job Description** Active TS / SCI with Polygraph Clearance Required This position is responsible for ... visits + Plan shutdowns, read blueprints and technical diagrams. + Assist Operations Manager and Lead Technician by working within the customer CMMS to ensure system… more
    Fluor (07/16/25)
    - Related Jobs
  • Lead, Information System Security

    L3Harris (Sterling, VA)
    …In lieu of a degree, minimum of 13 years of prior related experience. + Active Top Secret // SCI security clearance with CI Polygraph. Preferred Additional ... System Security Officer (ISSO) to support the Information System Security Manager (ISSM) in securing government-authorized systems. The ISSO… more
    L3Harris (08/13/25)
    - Related Jobs
  • Information Systems Security

    SAIC (Chantilly, VA)
    …ensure consistent security policy implementation. + Provide status to Directorate Information System Security Manager (ISSM) regarding certification and ... **Description** SAIC is seeking an experienced Information Systems Security Engineer (ISSE) for...guidance as needed. **Qualifications** **Clearance required to start:** + Top Secret / SCI with Polygraph. **TYPICAL… more
    SAIC (08/07/25)
    - Related Jobs
  • Systems Security Lead

    TekSynap (Reston, VA)
    …and ability to adjust focus. **WORK AUTHORIZATION/ SECURITY CLEARANCE** US Citizenship TS / SCI with Polygraph **OTHER INFORMATION ** Please note this job ... -related change. **REQUIRED QUALIFICATIONS** + A minimum of a TS / SCI with Polygraph + A minimum of...Information Systems Audit and Control Association (ISACA) Certified Information Security Manager (CISM) certification.… more
    TekSynap (07/09/25)
    - Related Jobs
  • Associate Industrial Security

    Leidos (Lorton, VA)
    security and a proven track record of ensuring compliance and protecting sensitive information . * Experience conducting Security incident inquiries. At ... of the Leidos Defense & Intel IT, Business Area Security Manager in the application of Leidos... Security . * Candidate must possess an active TS / SCI . Preferred Qualifications * FSO training certificate… more
    Leidos (08/29/25)
    - Related Jobs
  • Senior Security Operations Center Analyst

    ManTech (Herndon, VA)
    … Systems Security Professional (CISSP), Certified Incident Handler (GCIH), Certified Information Security Manager (CISM), Certified Ethical Hacker (CEH) ... **ManTech** seeks a motivated, career and customer-oriented **Senior Security Operations Center Analyst** to join our team...clearance with the ability to obtain and maintain a TS / SCI . + The ability to obtain and… more
    ManTech (09/03/25)
    - Related Jobs
  • Email Security Expert

    ManTech (Herndon, VA)
    …+ Certified Information Systems Security Professional (CISSP), Certified Information Security Manager (CISM), Certified Ethical Hacker (CEH), or ... , Microsoft Defender for Office 365) + Experience with Security Information and Event Management (SIEM) systems...clearance with the ability to obtain and maintain a TS / SCI . + The ability to obtain and… more
    ManTech (09/01/25)
    - Related Jobs
  • Senior Cyber Security SIEM Specialist

    ManTech (Herndon, VA)
    …as: Certified Information Systems Security Professional (CISSP), Certified Information Security Manager (CISM), Certified Ethical Hacker (CEH) -OR- ... In this role you will be an expert in Security Information and Event Management (SIEM) systems,...clearance with the ability to obtain and maintain a TS / SCI . + The ability to obtain and… more
    ManTech (09/01/25)
    - Related Jobs
  • Information System Security Officer

    ManTech (Chantilly, VA)
    … posture of assigned information systems while collaborating closely with the Information System Security Manager ISSM. Ensure that cyber security ... **MANTECH** seeks a motivated, career and customer-oriented ** Information System Security Officer** **ISSO** to...Clearance Requirements:** + Must have a current / active TS / SCI with Polygraph **Physical requirements:** + Must… more
    ManTech (08/15/25)
    - Related Jobs
  • Program Security Officer - Clearance…

    SAIC (Chantilly, VA)
    …Specs, Committee on National Security Systems (CNSS) Instructions, and TEMPEST. + Active TS / SCI Security clearance with Poly REQNUMBER: 2507076 SAIC is a ... agency, and any special program needs, and perform the duties as the Site Security Manager (SSM). + Coordinate closely with SAIC Corporate Real Estate, SAIC… more
    SAIC (08/07/25)
    - Related Jobs