• Senior Systems Administrator

    Leidos (Vienna, VA)
    **Description** The National Security Sector at Leidos is seeking a ** Senior System Administrator ** to join a dynamic team based in **Tysons Corner, VA** . This ... exciting opportunity allows you to apply your expertise in system administration and software programming while supporting a small team responsible for managing a wide range of mission-critical systems. **Key Details** : + Work hours fall within the core shift… more
    Leidos (07/29/25)
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  • Senior Contract Administrator

    Parsons Corporation (Chantilly, VA)
    …what you're looking for. **Job Description:** Parsons is looking for an amazingly talented ** Senior Contract Administrator ** to join our team! In this role you ... will perform contract administration assignments for all phases of the most demanding contractual undertakings. **Target Location: Chantilly, VA or surrounding areas** **What you will be doing:** + Reviews client contracts of all types to identify risks and to… more
    Parsons Corporation (07/19/25)
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  • Senior Construction Administrator

    CMTA, Inc (Richmond, VA)
    …more. **About the Role:** CMTA has an immediate need for an experienced Senior Construction Administrator to join our diverse team of engineering professionals ... in the Richmond, VA office. This position will be responsible for managing project specifications and overseeing contract and construction documents. This is a full-time, in-office position with working hours Monday through Friday, offering opportunities for… more
    CMTA, Inc (06/24/25)
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  • Senior Network Administrator

    ManTech (Herndon, VA)
    ManTech seeks a motivated, career and customer-oriented ** Senior Network Administrator ** to join our team in **Herndon, VA** . **Responsibilities include but are ... not limited to:** + Design, install, maintain, and configure L2 and L3 network equipment (routers, switches, etc.) + Develop strategic plans for network development and expansion. + Coordinate installation of new hardware/software + Monitor network performance… more
    ManTech (06/03/25)
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  • Senior Tenable Nessus Administrator

    CACI International (Chantilly, VA)
    Senior Tenable Nessus Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: Secret Employee Type: Regular ... Continental US * * * **The Opportunity:** CACI is looking for a Senior Tenable Administrator to support our DoD customer to implement an enterprise IT service… more
    CACI International (06/24/25)
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  • Senior System Administrator - SAP…

    Qualtrics (Reston, VA)
    …Join over 5,000 people across the globe who think that's work worth doing. ** Senior People Systems Administrator ** **Why We Have This Role** The People Systems ... and enhancing our people-related processes and experiences through technology. The Senior People Systems Administrator is responsible for expertly configuration,… more
    Qualtrics (07/02/25)
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  • System Administrator - Senior Level

    Nightwing (Sterling, VA)
    …defense, civil, and commercial markets. Nightwing is seeking a highly motivated Systems Administrator to join a mature program in the Sterling VA location. The ... qualified Systems Administrator will support a very dynamic program in a world-class operations facility and must have a broad range of experience supporting mission… more
    Nightwing (06/27/25)
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  • Senior Linux/Unix Systems…

    SMX (Dahlgren, VA)
    Senior Linux/Unix Systems Administrator (4411)at SMX(View all jobs) (https://www.smxtech.com/careers/) Dahlgren, VA SMX is looking for a highly motivated ... Senior Linux/Unix Administrator to join our team...Senior Linux/Unix Administrator to join our team in support of Naval...Warfare Center Dahlgren Division (NSWCDD) in Dahlgren, VA. The Senior Systems Administrator will work as part… more
    SMX (08/08/25)
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  • Senior Cybersecurity Incident Response…

    TekSynap (Radford, VA)
    …field-or equivalent years of experience. **Overview** We are seeking a Senior Cybersecurity Incident Response Administratorto join our team supporting an ITES ... task order. TekSynap is a fast-growing high-tech company that understands both the pace of technology today and the need to have a comprehensive well planned information management environment. "Technology moving at the speed of thought" embodies these… more
    TekSynap (07/26/25)
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  • Network Administrator

    System One (Quantico, VA)
    … Top Secret clearance Quantico, VA $180k 100% onsite in Quantico, VA. Senior Network Administrator supporting a highly capable and diverse team driving ... shall have demonstrated past performance of leading teams of personnel with Network Administrator skills. SNA shall have senior level engineering knowledge in… more
    System One (08/03/25)
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