• Systems Engineer

    SAIC (Arlington, VA)
    **Description** Seeking a Senior Systems/ Network Engineer , working with a diverse team of contractors, government personnel and subject matter experts, focused ... + Advance knowledge of networking protocols (TCP/IP) and troubleshooting network issues. Must be fully conversant in the OSI...web. Clearance/Citizenship Requirements: + US Citizenship with an active Top Secret Clearance with ability to obtain… more
    SAIC (09/20/25)
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  • Unified Communications Engineer

    CACI International (Charlottesville, VA)
    Cisco Unified Communications Manager and UC operations + Network administration/engineering experience + IAT II certification (mandatory) + Strong ... Unified Communications Engineer Job Category: Information Technology Time Type: Full...Time Type: Full time Minimum Clearance Required to Start: TS /SCI with Polygraph Employee Type: Regular Percentage of Travel… more
    CACI International (10/08/25)
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  • CCSS Principal Systems Engineer - WHCA…

    RTX Corporation (Springfield, VA)
    …as only US citizens are eligible for a security clearance​ **Security Clearance:** TS /SCI - Current At Raytheon, the foundation of everything we do is rooted ... world. Raytheon Field Engineering is anticipating an opportunity for a Principal Systems Engineer . This role is suited for a motivated individual with an extended… more
    RTX Corporation (11/13/25)
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  • SURTASS Operations & Maintenance (O&M) Technician…

    V2X (Reston, VA)
    …+ An active Department of Defense Secret level clearance is required. Top Secret clearance with SCI access is preferred. Desired Qualifications: + An ... A few of these programs include: + Fleet Systems Engineer Team (FSET) program located in key ports around...8570 IAT Level II certification. + Security+ CE or Cisco Security. + Cisco Certified Network more
    V2X (11/13/25)
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  • Systems Administrator II Generalist Sr (Windows…

    V2X (Springfield, VA)
    …VA . The position is required to be onsite. The position requires an active Top Secret /SCI clearance and the ability to obtain and maintain a Counterintelligence ... shall work closely with the activity's Senior Systems Administrator, Network Engineer as well as the IT...The position requires US Citizenship and an active DoD Top Secret with SCI clearance and the… more
    V2X (11/15/25)
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  • Core/WAN Network Lead

    CACI International (Sterling, VA)
    …the design, implementation, and maintenance of complex, global enterprise networks. The Senior Network Engineer will act as a key technical leader, driving the ... TS /SCI + 10+ years related technical experience in Network and Transport technologies, tools, and techniques + Understanding...Cryptographic devises, VPN and VPN client. + Experience with Network analysis tools ( CISCO Network more
    CACI International (10/24/25)
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  • Lead LAN/WAN Engineer

    CACI International (Reston, VA)
    Lead LAN/WAN Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS /SCI with Polygraph Employee Type: Regular ... Opportunity:** CACI has an excellent opportunity for an experienced Lead LAN/WAN Engineer who will provide expert Design, analysis, research, and operation support… more
    CACI International (11/08/25)
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  • Field Service Engineer (Onsite)

    RTX Corporation (Richmond, VA)
    …clearance is required prior to start date. **Preferred Qualifications:** + Top Secret Collateral preferred. Prior military satellite communications technician ... only US citizens are eligible for a security clearance​ **Security Clearance:** Secret - Current Raytheon Company Managed by Collins Aerospace Collins Aerospace, an… more
    RTX Corporation (10/29/25)
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  • Senior Field Engineer

    Leidos (Chantilly, VA)
    **Description** Leidos is looking for a Sr Field Engineer with a TS /SCI with polygraph to support work on an information technology (IT) contract. The contract ... Engineering and Hosting, Mission Unique Services, and Business Management. The Systems Engineer will analyze internal and external client needs and construct sound,… more
    Leidos (11/06/25)
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  • Jr. Enterprise Systems Engineer

    Amentum (Falls Church, VA)
    …(or, at least 2 years of direct experience working as a network engineer ) + Understanding of basic Cisco switching functions (configuring access and trunk ... The **Jr.** **Enterprise Systems Engineer ** is responsible for maintaining the design and...Schema, scripting, hardware, and other aspects of building a network and maintaining systems. **Duties and Responsibilities** + Design… more
    Amentum (08/29/25)
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