• Senior Cybersecurity Specialist

    SOS International LLC (Fort Belvoir, VA)
    …a highly qualified **Senior Cybersecurity Specialist ** to join our team in support of our government customer in Fort Belvoir, VA. The Senior Cybersecurity ... Fort Belvoir, VA, USA Full-time FLSA Status: Exempt Clearance Requirement: Top Secret **Company Description** Founded in 1989, SOSi is among the largest private,… more
    SOS International LLC (11/21/25)
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  • Sr. Specialist , Automation…

    L3Harris (Melbourne, FL)
    …experience. + 2+ years of Linux and Windows systems. + Security+ certification. + Top Secret or TS /SCI Clearance. Preferred Additional Skills: + Prior ... in the interest of national security. Job Title: Sr. Specialist , Automation Integration & Test Engineer Job Code: 31917...test procedures, training operators on system usage, and providing support for customer testing. The role will… more
    L3Harris (12/10/25)
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  • Application Support Specialist

    CACI International (College Park, MD)
    Application Support Specialist Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: Top Secret Employee Type: ... is looking for a seasoned software development professional to support FOIA case management and other information access solutions...or an additional six years of experience. + Possess Top Secret clearance and possess or be… more
    CACI International (10/15/25)
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  • Technical Contracts Specialist

    Parsons Corporation (Baltimore, MD)
    …to tackle challenges with a "go-getter" mindset. **Security Clearance Requirement:** An active Top Secret SCI w/Polygraph security clearance is required for this ... what's possible. **Job Description:** Parsons is looking for a talented **Technical Contracts Specialist ** to join our growing team! In this role you will get to… more
    Parsons Corporation (11/01/25)
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  • Sr Specialist , Systems Engineer (Optical…

    L3Harris (Wilmington, MA)
    …a DOD TS /SCI security clearance Preferred Additional Skills: + Holds an active Secret or Top Secret /SCI clearance + Demonstrated experience with space ... in the interest of national security. Job Title: Sr Specialist , Systems Engineer (Optical Space Systems) Job Code: 29925...seeking a systems engineer to join our team and support one of our newer programs. AgileEO specializes in… more
    L3Harris (10/24/25)
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  • Cyber Security Operations Specialist II

    William C Brown Inc (Springfield, VA)
    …field Location Springfield Full-Time/Part-Time Full-Time Exempt/Non-Exempt Exempt Security Clearance Requirements Top Secret / SCI This position is currently ... Cyber Security Operations Specialist II EOE Statement We are an equal...cyber threat intelligence services on an expanded 12x5 service support level during core hours and on-call support more
    William C Brown Inc (11/10/25)
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  • IT Services Support Specialist

    TekSynap (Arlington, VA)
    **Responsibilities & Qualifications** TekSynapis seekinga **IT Service Support Specialist ** toprovideTier 1/2 helpdesk support to JPO end users, resolving ... of IT tools. **RESPONSIBILITIES** + Deliver Tier 1/2 IT support for JPO's 1,500-4,000 users. + Manage tickets, perform...I (A+ CE, Network+ CE, or equivalent). + Active ** Secret clearance** ( Top Secret /SAP preferred).)… more
    TekSynap (12/31/25)
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  • Engineering Project Support , Principal…

    RTX Corporation (Marlborough, MA)
    Top Secret This position is for an Engineering Project Support Principal Specialist to support engineering to achieve day-to-day objectives. ... This will be a new position utilizing onsite support for Strategic Defense Solutions at either our Largo,...ability to obtain and maintain a US government issued Top Secret security clearance is required. US… more
    RTX Corporation (11/21/25)
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  • Network Specialist

    ManTech (Hill Air Force Base, UT)
    MANTECH seeks a motivated, career and customer -oriented **Network Specialist ** to join our Air Force / Space team at **Hill AFB** . The Network Specialist 's ... to implementing and executing system and network administration **Security Clearance:** + Current Top - Secret Clearance + Must be able to obtain and maintain a… more
    ManTech (12/11/25)
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  • Principal Security Specialist - Sterling

    RTX Corporation (Dulles, VA)
    …only US citizens are eligible for a security clearance​ **Security Clearance:** DoD Clearance: Top Secret At Raytheon, the foundation of everything we do is ... secure world You will serve as a Principal Security Specialist ; you will serve as the primary point of...Defense Industrial Security System. + Perform duties as the Top - Secret Control Officer with oversight of all… more
    RTX Corporation (12/03/25)
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