• Physical Security Operations, Program…

    Stillwater Human Capital (Reston, VA)
    …**Location:** Reston, VA **Travel:** Up to 10% **Clearance Required:** Active TS /SCI with Polygraph **About the Opportunity:** Stillwater is seeking an experienced ... and hands-on Program Manager to lead a complex, multi-million-dollar physical security program. This role requires a dynamic leader with a strong background in… more
    Stillwater Human Capital (08/07/25)
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  • Information Systems Security Manager

    BOOZ, ALLEN & HAMILTON, INC. (Lorton, VA)
    Information Systems Security Manager The Opportunity: Everyone knows security needs to be "baked in" to a system architecture but you know how to bake it in. You ... the most advanced cyber threats. As an information systems security manager ( ISSM ) at Booz Allen, you'll...that provide confidentiality, integrity, availability, authentication, and non-repudiation + Secret clearance + HS diploma or GED + DoD… more
    BOOZ, ALLEN & HAMILTON, INC. (08/04/25)
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  • Associate Industrial Security

    Leidos (Lorton, VA)
    …management and multitasking skills. * Prior experience in Personnel and Industrial Security . * Candidate must possess an active TS /SCI. Preferred Qualifications ... The Digital Modernization Sector at Leidos is seeking an Associate Industrial Security Representative/Assistant Facility Security Officer (AFSO) in Lorton, VA.… more
    Leidos (07/31/25)
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  • Part-time Personnel Security Manager

    Virtual Service Operations (Lorton, VA)
    Part-time Personnel Security Manager Lorton, VA (http://maps.google.com/maps?q=Lorton+VA+USA) Description Are you looking to take the next steps in your career as a ... Part-time Personnel Security Manager? Let's chat and see if we are...20 hours per week + Must possess an active TS SCI clearance + 1-3 years of experience is… more
    Virtual Service Operations (07/15/25)
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  • Senior Information Systems Security Officer…

    Leidos (Odenton, MD)
    …certification. + **Desirable Skills:** Excellent written and oral communication skills + ** Security Clearance:** Active TS /SCI with Polygraph required to be ... new and exciting opportunity for a **Senior Information Systems Security Officer (ISSO)** in our **National Security ...Systems Security Officer (ISSO)** in our **National Security Sector's (NSS) Cyber & Analytics Business Area (CABA)**… more
    Leidos (08/19/25)
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  • Senior Cyber Security Engineer

    ManTech (Herndon, VA)
    ManTech seeks a motivated, career and customer-oriented ** Security Engineer** to join our team in **Herndon, VA.** The ** Security Engineer** will design, ... strong technical foundation in cybersecurity, a deep understanding of federal security frameworks, and a proactive approach to protecting mission-critical systems.… more
    ManTech (08/19/25)
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  • Security Engineer

    ManTech (Herndon, VA)
    …to support security operations **Clearance Requirements:** + Must have active TS /SCI with Full Scope Polygraph **Physical Requirements:** + Must be able to ... ManTech seeks a motivated, career and customer-oriented ** Security Engineer** to join our team in **Herndon,...**Herndon, VA.** We are searching for a highly skilled ** Security Engineer** to design, implement, and maintain secure environments… more
    ManTech (08/08/25)
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  • Security Engineer

    ManTech (Herndon, VA)
    …to support security operations **Clearance Requirements:** + Must have active TS /SCI with Full Scope Polygraph **Physical Requirements:** + Must be able to ... ManTech seeks a motivated, career and customer-oriented ** Security Engineer** to join our team in **Herndon, VA** to design, implement, and maintain secure… more
    ManTech (06/19/25)
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  • Cyber Security Analyst

    ManTech (Herndon, VA)
    ManTech seeks a motivated, career and customer-oriented **Cyber Security Analyst** to join our team in **Herndon, VA.** The **Cyber Security Analyst** will be in ... to cybersecurity events and alerts across enterprise systems. + Conduct security assessments, vulnerability scans, and assist with remediation planning. + Support… more
    ManTech (06/18/25)
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  • Senior Security Operations Center Analyst

    ManTech (Herndon, VA)
    **ManTech** seeks a motivated, career and customer-oriented **Senior Security Operations Center Analyst** to join our team in the **DC, Maryland, and Virginia (DMV) ... reporting to support SOC and NOSC situational awareness. You will actively monitor security threats and risks as well as track investigation results and report on… more
    ManTech (06/05/25)
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