• Systems Administrator - Senior

    Amentum (Warrenton, VA)
    …Security, & Intel space? If so, look no further. Amentum is seeking a System Administrator to join our team of passionate individuals in Warrenton, VA. In this role ... voice, video, and data, global communications network that facilitates collaboration among senior leaders and key staff. The Lone Wolf program boasts a professional… more
    Amentum (08/29/25)
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  • Senior Trellix/Microsoft Defender…

    Leidos (Fort Belvoir, VA)
    **Description** Leidos is seeking a skilled ** Senior Trellix/Microsoft Defender Administrator in Fort Belvoir, VA** to join the I3TS team supporting DTRA. The ... their Endpoint Security with experience in Trellix and Microsoft Defender. Administrator will also be responsible in applying Security Technical Implementation… more
    Leidos (08/30/25)
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  • Systems Administrator - Senior

    NANA Regional Corporation (Fort Belvoir, VA)
    Our successful candidate will perform all Systems Administrator - Senior duties providing direct support to enterprise networked systems and managing Microsoft ... issues. + Basic network troubleshooting in support of the datacenter and workstation/ LAN connectivity. + Collect, review, and store server log files to identify… more
    NANA Regional Corporation (08/22/25)
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  • Network Administrator II

    William C Brown Inc (Springfield, VA)
    Network Administrator II EOE Statement We are an equal employment opportunity employer. All qualified applicants will receive consideration for employment without ... protected by law. Description WCBinc is looking for a Network Administrator to provide support for implementation, troubleshooting and maintenance of IT… more
    William C Brown Inc (09/01/25)
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  • Network Administrator

    Oneida Technical Solutions (Fort Belvoir, VA)
    …( IA) security integrity requirements for the enclave, installation of the LAN , WAN, SONET and related equipment, maintaining critical components of the ICAN ... with the government customer and to accommodate possible interactions with senior government officials. + Customer prefers candidates who demonstrate an in-depth… more
    Oneida Technical Solutions (07/11/25)
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  • Telecommunications Network Engineer Senior

    TekSynap (Richmond, VA)
    …program, and implement. + Experience in analysis and design of voice networks, LAN and WAN data networks, wireless networks, and/or network management systems to ... CCIE + CCSPA + SCNA + Certified Wireless Network Administrator (CWNA) Certification + Clearance: + Must possess a...clearance **Overview** We are seeking a Telecommunications Network Engineer Senior to join our team supporting DLA Local Area… more
    TekSynap (07/19/25)
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  • Senior Maintenance Technician (S)

    SimIS Inc. (Dahlgren, VA)
    …and development and operation of training simulations. SimIS seeks a Senior Maintenance Technician to provide advanced technical maintenance support for complex ... within 6 months of hire) + DoD 8140 System Administrator certification desirable + Preferred: Military electronics training, manufacturer-specific certifications… more
    SimIS Inc. (07/12/25)
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  • Senior IT Specialist

    TekSynap (Springfield, VA)
    …supports the Service Desk [duty hours 9:00am-6:00pm] and reports to the Service desk Administrator . The position can execute all tier 1 and 2 service desk tasks and ... + Proven work experience as an Infrastructure Engineer, Network Administrator , or similar role. + Experience with databases and...or similar role. + Experience with databases and networks ( LAN , WAN). + Knowledge of data backup and recovery.… more
    TekSynap (08/21/25)
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  • Corporate Enterprise Network Engineer…

    TekSynap (Fort Belvoir, VA)
    **Responsibilities & Qualifications** **RESPONSIBILITIES** The Senior Corporate Enterprise Network Engineer performs a variety of network engineering task including ... of network functions related to the interoperability of the LAN , WAN (NIPR & SIPR) and DISN **Overview** We...& SIPR) and DISN **Overview** We are seeking a Senior Corporate Enterprise Network Engineer to join our team… more
    TekSynap (06/06/25)
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  • Principal Network Systems Engineer

    Saliense Consulting (Arlington, VA)
    …get a preview of the full benefits package. Saliense is now hiring a Senior Technical Consultant (Principal Network Systems Engineer) to join our team in support of ... to day operations management of the network, including a broad range of LAN /WAN and desktop issues and providing expert knowledge of SNA implementation principles,… more
    Saliense Consulting (07/07/25)
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