• Specialist, Cyber Intelligence

    L3Harris (Ashburn, VA)
    …of national security. Job Title: Specialist, Cyber Intelligence - Information Technology Systems Administrator Job Code: 29731 Job Location: Ashburn, VA Job ... Description: L3Harris Technologies is seeking an experienced Information Technology Systems Administrator to join our diverse, energetic, and highly… more
    L3Harris (10/09/25)
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  • Linux Engineer

    Arena Technical Resources, LLC (Chantilly, VA)
    …required The Systems Engineering team is seeking a driven Senior Linux/UNIX Systems Administrator that is highly technical and mission focused. This ideal ... of multipleRHEL servers, attachedstorage, and the networks they utilize - Provide Tier 3 problem identification, diagnosis and resolution - Implement,… more
    Arena Technical Resources, LLC (10/25/25)
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  • Junior Helpdesk Support Services Specialist

    Chenega Corporation (Fort Belvoir, VA)
    …or laptops that have authorized access to the network. + Escalate the issue/problem to proper Tier 2 or 3 Support team members when the restoration is beyond the ... DoD 8570.01-M and BBP 05-PR-M-0002. + Microsoft 365 Certified: Modern Desktop Administrator Associate Certification required. + Secret clearance Tier 5… more
    Chenega Corporation (09/01/25)
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  • Remote Support Technician

    ManTech (Mclean, VA)
    …software, and network issues, performing remote desktop repairs and minimizing escalations to Tier 3 support. + Provide user support and basic training for ... work experience in a technical help desk position. + Special non-commercial systems administrator experience (access management/file transfer). + Experience with… more
    ManTech (10/08/25)
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  • Senior Network and Next Generation Firewall…

    Lumen (Richmond, VA)
    …committed to teamwork, trust and transparency. People power progress. We're looking for top- tier talent and offer the flexibility you need to thrive and deliver ... role working towards the development of new solutions, processes, tools, systems that have company-wide and possibly industry-wide impacts. + Frequent contact… more
    Lumen (10/23/25)
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  • Tech Specialist 4

    M. C. Dean (Chantilly, VA)
    …complex system issues for physical security systems and networks + Provide Tier 3 support to the system administration team + Programming and integrating ... telecommunications, life safety, automation and controls, audiovisual, and IT systems . Headquarters in Tysons, Virginia, MC Dean delivers resilient, secure,… more
    M. C. Dean (08/27/25)
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  • Senior UNIX System Engineer

    TekSynap (Radford, VA)
    …via SOPs. **REQUIRED QUALIFICATIONS** **Experience** + Five (5) years as a UNIX Systems Administrator or IT Engineer, including task automation. + Three ( ... post-start. **Clearance** + Secret - IT-II Non-Critical Sensitive clearance or Tier 3 (T3) investigation **DESIRED QUALIFICATIONS** **Education** + Bachelor's… more
    TekSynap (10/25/25)
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  • Azure Engineer L3

    Virtual Service Operations (Lorton, VA)
    …via the Admin Portal. + Perform monitoring, patching, upgrades, incident response, and Tier 3 troubleshooting. + Automate deployment, scaling, and monitoring of ... and sustainment support for Azure Stack Hub (ASH) and associated systems . You will be responsible for deployment, configuration, monitoring, patching,… more
    Virtual Service Operations (10/04/25)
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  • Fleet Support Rep-Ship Rider III

    V2X (Virginia Beach, VA)
    …or Military service in an IT-related rating/MOS. + Experience: + At least three ( 3 ) years' of experience with DOD C4ISR systems which includes 24/7/365 help ... unique software applications as approved by PMA-281Create, maintain, and manage system administrator and user accounts for all applicable NavMPS assets + Provide… more
    V2X (09/10/25)
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  • Senior Network Technician

    Leidos (Fort Belvoir, VA)
    …a **Senior NOSC (Network Operations and Security Center) Technician/Network Administrator ** to support monitoring large-scale operations on a high-profile DOD ... range of support services required to manage the day-to-day operations and systems administration of the DTRA IT computing environment, ensuring reliable, secure,… more
    Leidos (10/09/25)
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