• Systems Administrator

    Leidos (Chantilly, VA)
    …will work in a team environment while demonstrating strong cross functional collaboration across Tier 3 and ISP teams. Individuals in this role may be required ... mission partner maintenance activities + Coordinate communications with End Users, Tier 1, Tier 3 , Management, mission partners, and Government Leadership +… more
    Leidos (12/11/25)
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  • NOC Network Engineer

    Virtual Service Operations (Lorton, VA)
    …Opportunity: VSO is seeking a highly skilled and experienced Senior NOC Network Engineer ( Tier 3 ) to join our team in Lorton, Virginia. This role is ... + Serve as the escalation point for complex network issues from Tier 1 and Tier 2 support. + Lead the diagnosis and resolution of critical network… more
    Virtual Service Operations (10/31/25)
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  • Pr./System Admin - Shift Work (Top Secret)

    Northrop Grumman (Chantilly, VA)
    …+ **Current Security+ or IAT Level 2 certification** _Principal Systems Administrator_ + ** Tier 3 :** Bachelor's degree with 5 years of experience; OR Master's ... part of history, they're making history. We have an opening for a ** Tier 2/ 3 System Administrator** to join our team of qualified, diverse individuals in the… more
    Northrop Grumman (11/25/25)
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  • Physician (Family Practice) GP-0602-14

    Defense Health Agency (Fort Belvoir, VA)
    Tier 1: $121,020 - 300,000 Tier 2: $145,000 - 320,000 Tier 3 : $165,000 - $336,000 **Education** See Qualifications section for education requirements. ... operations in the event of crisis. The $1.03 billion, 1. 3 million-square-foot facility opened in August 2011, replacing Fort...approved. Salary for physician positions is based on a tier scale, determined by the position specialty, grade and… more
    Defense Health Agency (12/05/25)
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  • Senior Cloud Systems Administrator

    BAE Systems (Sterling, VA)
    …+ Work effectively in a group environment + Maintain complex modern cloud architectures + Support Tier 3 and Tier 4 personnel as needed + Create and deliver ... Management (ELM), Riskonnect, Tableau, and digital modeling applications + Tier 1 and Tier 2 Cloud administrator must have significant knowledge and background… more
    BAE Systems (12/09/25)
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  • Sccm/Mecm Systems Administrator

    Leidos (Alexandria, VA)
    …following skills:_** + Experience with Tier 2 system administration and/or Tier 3 engineering of Microsoft Endpoint Configuration Manager (MECM) servers and ... customers to handle service inquiries and problems in a Tier 2 role. Duties include examining complex customer problems...this job requisition will remain open for at least 3 days with an anticipated close date of no… more
    Leidos (12/08/25)
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  • Senior Systems Engineer

    GovCIO (Fairfax, VA)
    …Senior Systems Engineer with an active Secret clearance to provide administration and tier 3 operational support for servers, workstations, and applications in a ... and will be a fully onsite position. **Responsibilities** + Provide administration and tier 3 operational support for servers, workstations, and applications in… more
    GovCIO (12/03/25)
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  • Desktop Image Management - Azure VDI or Citrix DOD…

    Tesla Laboratories. Inc. (Vienna, VA)
    …Top Secret Clearance with SCI eligibility. This role is required to provide exceptional Tier 1- Tier 3 support, managing complex customer issues with a ... security compliance. + Technical Support & Problem Resolution: Deliver outstanding Tier 1 - Tier 3 support, diagnosing and resolving complex issues related… more
    Tesla Laboratories. Inc. (12/10/25)
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  • Cybersecurity Analyst - Evenings

    ManTech (Vienna, VA)
    …supporting Security Detections Development + Experience with security alert tuning, in partnership with TIER 2 and TIER 3 (Engineering) Teams + Experience ... response tickets within case management tooling. + Troubleshoot and coordinate with TIER 2 Analysts for event escalation and follow defined security playbooks for… more
    ManTech (11/15/25)
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  • Senior Associate, Physical Security Engineer,…

    Capital One (Mclean, VA)
    … 2 escalation point, diagnosing system faults, performing root-cause analysis, and coordinating Tier 3 and vendor support when needed.** + **Testing & ... aligned with industry best practices and enterprise standards, while providing Tier 2 technical support. Collaboration with senior engineers and cross-functional… more
    Capital One (11/04/25)
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