• Senior Systems Administrator…

    Leidos (Fort Belvoir, VA)
    **Description** Leidos is seeking a highly skilled ** Senior Systems Administrator** to support mission-critical operations across various laboratory ... and network file systems to address complex mission-specific challenges. The ** Senior Systems Administrator** will work in dynamic lab settings, providing… more
    Leidos (06/11/25)
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  • Senior Systems Engineer…

    M. C. Dean (Vienna, VA)
    …and other components of our cybersecurity infrastructure. As part of the team, the ** Senior Systems Engineer** 's responsibilities will include (but will not be ... characteristics; testing and evaluation of technology components; + **Producing detailed system design** , including network and systems infrastructure,… more
    M. C. Dean (05/27/25)
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  • System Administrator- Senior Level

    Nightwing (Sterling, VA)
    …technical subjects + 5+ years of experience in IT, cybersecurity, and/or network/ systems administration + Proficiency experience with Red Hat Linux (RHEL) ... of IT systems + Coordinate and manage IT projects, including system upgrades, and network improvements ensuring projects are delivered on time + Implement… more
    Nightwing (06/27/25)
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  • Senior Systems Administrator (S)

    SimIS Inc. (Dahlgren, VA)
    …the listed position and is contingent upon award. Job Description: SimIS, Inc. seeks a Senior Systems Engineer to lead systems engineering activities for a ... systems and training environments Experience Required: + Eight (8) years of systems administration experience with three (3) years in leadership roles +… more
    SimIS Inc. (06/23/25)
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  • Senior Systems Administrator

    NVR (Reston, VA)
    Senior Systems Administrator Job Category Information Technology Market Location VA - Northern Virginia Location VA - Reston Apply Now ... (https://phg.tbe.taleo.net/phg01/ats/careers/v2/applyRequisition?org=NVRINC&cws=52&rid=35234) NVR, Inc. is seeking a Senior Systems Administrator to work on-site in… more
    NVR (06/25/25)
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  • Senior ​Storage Engineer​

    Leidos (Fort Belvoir, VA)
    … Sr . Storage Engineer will be responsible for installation, configuration, administration , support and maintenance of systems , including associated hardware. ... **Description** Leidos is seeking a ** Senior Storage Engineer in Fort Belvoir, VA** to...system functional specifications, configuration of physical and virtual systems , backup and recovery of IT infrastructure, updating and… more
    Leidos (06/05/25)
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  • Computer Engineer IV ( Senior…

    General Dynamics Information Technology (Norfolk, VA)
    …the preparation of documentation to include system design, end user training, and systems administration + Work with the PM and other Team Leads to develop ... to Obtain:** Secret **Public Trust/Other Required:** None **Job Family:** Systems Engineering **Skills:** Design,Engineering Management, Systems Design, Systems… more
    General Dynamics Information Technology (05/07/25)
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  • Senior IT HPC Specialist

    Applied Research Associates, Inc. (Alexandria, VA)
    …for ongoing technology improvement initiatives. The successful candidate will: + ** System Administration :** Manage and optimize project-wide IT HPC ... Associates, Inc. has an outstanding opportunity for an exceptional ** Senior IT HPC Specialist** to support on-going research and...related field + 5+ years in HPC roles, including systems administration , network management, or tech support… more
    Applied Research Associates, Inc. (04/29/25)
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  • Senior Network Security Analyst

    Battelle Memorial Institute (Chantilly, VA)
    …as virtualization environments like VMwareESXi/vSphere. + Extensive experience with system administration tasks, eg, patching, user and domain ... individuals to apply. **Job Summary** Battelle is seeking a ** Senior Network Security Analyst** for our Cyber Business Line....and address cyber security issues in computer networks and systems as an expert on commodity network systems… more
    Battelle Memorial Institute (04/01/25)
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  • Senior Windows Engineer

    ManTech (Norfolk, VA)
    …Guides), implementing them across environments to meet security requirements + Perform system administration of Endpoint Security System (ESS) / ... **ManTech** seeks a motivated, career and customer-oriented ** Senior Windows Engineer** to join our team in...related field with 7+ years of experience in Windows system administration and management in an enterprise… more
    ManTech (06/11/25)
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