• Systems Administrator / Top Secret…

    Lockheed Martin (Arlington, VA)
    …heterogeneous computing environments\. The selected candidate will serve as a system and network administrator for multiple program and internal R&D systems that ... Martin's Advanced Technology Laboratories \(ATL\) is seeking an IT Systems Engineer /Systems Administrator with a demonstrated ability to independently develop… more
    Lockheed Martin (07/12/25)
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  • Mid System Administrator

    Parsons Corporation (Quantico, VA)
    …for. **Job Description:** Parsons is looking for an amazingly talented **Mid System Administrator ** to join our team! **What You'll Be Doing:** + Maintains smooth ... operation of multi-user computer systems, including coordination with network engineers. + Monitors and manages system resources, including CPU usage, disk usage,… more
    Parsons Corporation (08/16/25)
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  • ACAS Systems Administrator / Information…

    CACI International (Norfolk, VA)
    …US * * * **The Opportunity** We're seeking an experienced Information Systems Security Engineer & ACAS System Administrator to join our NTCSS Systems Team at ... ACAS Systems Administrator / Information Systems Security Officer (ISSE) Job Category:...clearance) + DoD 8570 IAT Level 2+ certification (Security+, Network +, CISSP) + 5+ years' experience solving technical problems… more
    CACI International (09/25/25)
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  • Database Administrator with Databricks…

    CACI International (Ashburn, VA)
    …automation and operational tasks. . 5+ years of experience as an Oracle Database Administrator in a Linux environment . Databricks experience . Strong software ... Database Administrator with Databricks and Oracle Job Category: Information...a collaborative team environment with other operational (OS, DBA, network , security, etc.) team members to troubleshoot and optimize… more
    CACI International (09/23/25)
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  • Senior Systems Administrator (S)

    SimIS Inc. (Dahlgren, VA)
    …distributed teams across multiple geographic locations + Experience managing Windows and Linux server environments + Knowledge of network security, firewalls, ... is contingent upon award. Job Description: SimIS, Inc. seeks a Senior Systems Engineer to lead systems engineering activities for a US Navy Training Command. This… more
    SimIS Inc. (09/22/25)
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  • Mid-Senior Network Engineer

    Infinity Systems Engineering (Alexandria, VA)
    …now, come be more with us! Job Summary: We are seeking a skilled Systems Administrator / Network Engineer to join our mission-driven team. This position offers ... a broad scope of responsibilities, including network infrastructure management (switch deployment & configuration) and system administration in a classified… more
    Infinity Systems Engineering (09/30/25)
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  • Network Systems Engineer - TS/SCI…

    Parsons Corporation (Mclean, VA)
    …like Microsoft Certified: Azure Administrator or Red Hat Certified Engineer . + Experience with enterprise-level network and system management tools ... **Job Description:** Parsons is looking for an amazingly talented ** Network Systems Engineer ** to join our team!...routing and switching, as well as system administration (Windows, Linux , or similar). + Hands-on experience with network… more
    Parsons Corporation (09/09/25)
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  • Senior Network and Next Generation Firewall…

    Lumen (Richmond, VA)
    …Incident and Event Manager) application is desired - ArcSight or Splunk administrator experience/exposure is a plus. Ability to develop and implement use cases ... create reports and dashboard deliverables based on event correlation is desired. Administrator expertise desired for the SIEM platform (FortiAnalyser and Splunk). +… more
    Lumen (10/01/25)
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  • Embedded Machine Learning Engineer

    BOOZ, ALLEN & HAMILTON, INC. (Lorton, VA)
    …a system administrator to provide our customers insight into their network through monitoring and performance management. Your system administrator expertise ... Embedded Machine Learning Engineer The Opportunity: Your combination of people skills...The Opportunity: Your combination of people skills and system administrator expertise makes you the team hero, solving one… more
    BOOZ, ALLEN & HAMILTON, INC. (09/02/25)
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  • Platform/Infrastructure Engineer

    Nightwing (Sterling, VA)
    …Linux Certifications: Linux Professional Institute (LPI), Certified Linux System Administrator (CLSA). + Infrastructure-as-Code Certifications: Terraform ... community, defense, civil, and commercial markets. Job Title: Platform/Infrastructure Engineer Location: Sterling, VA Clearance: TS/SCI Poly **This position is… more
    Nightwing (09/26/25)
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