• Lead Senior Systems Administrator

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, mission-oriented **Senior Systems Administrator ** to join our team in **Chantilly, VA.** As the Lead Senior Systems ... as leading, mentoring, and coordinating with a team of System Administrators. You will play a key role in...or high school diploma/GED and 13 years of relevant systems administration experience with 3 + years in a… more
    ManTech (12/19/25)
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  • Administrator - Practice

    Mayo Clinic (Rochester, MN)
    …package to secure your future. **Responsibilities** **Available positions:** + ** Administrator , Department of Food Services** + ** Administrator , Department ... of Clinical Biochemistry & Immunology and Division of Microbiology** + ** Administrator , Hospital Operations** + ** Administrator , Division of Endocrinology** +… more
    Mayo Clinic (12/14/25)
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  • Principal Server Administrator

    BAE Systems (Washington, DC)
    …**Join a Team that's Shaping the Future of IT Support** At BAE Systems , we're passionate about delivering innovative IT solutions that enable our customers to ... achieve their missions. As a **Principal Server Administrator ** , you'll play a critical role in providing exceptional IT support to the customer. You'll be part of… more
    BAE Systems (10/30/25)
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  • Senior Linux System Administrator

    RTX Corporation (Marlborough, MA)
    …the Receiver Exciter and Processing Architecture (REPA) Department as a specialized Linux System Administrator . The team's primary goal is to design, architect, ... COTS and semi-custom hardware platforms, for next generation radar systems deployed on land and sea. This position is...This position is intended to split time between Linux system administration of these platforms and supporting testing of… more
    RTX Corporation (11/22/25)
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  • Systems Administrator I

    Foxhole Technology, Inc (Pensacola, FL)
    **Overview** **Job Title: Systems Administrator I** **Job Location: Pensacola, FL (Hybrid)** **Position Type: Full-time** **Clearance Level: Secret** Foxhole ... around the world **.** Foxhole Technology is seeking a Systems Administrator I who is eager to...IT operations and a strong interest in cybersecurity and system maintenance.This role is responsible for supporting, implementing, securing,… more
    Foxhole Technology, Inc (12/30/25)
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  • Senior Systems Administrator

    Chenega Corporation (Arlington, VA)
    **Req ID:** 38512 **Summary** **Senior Systems Administrator ** **Arlington, VA** Are you ready to enhance your skills and build your career in a rapidly evolving ... security and economic interests of our nation. SecuriGence is seeking a talented **Senior Systems Administrator ** to help contribute to our success. Come help us… more
    Chenega Corporation (12/10/25)
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  • Senior Windows Systems Administrator

    Black Bear Technology Solutions, LLC (Adelphi, MD)
    …or Secret Clearance Locations: Adelphi, MD Position Overview: The Senior Windows Systems Administrator leads complex system administration and endpoint ... Senior Windows Systems Administrator Clearance Required: Top Secret...aligning technology with organizational goals. Key Responsibilities: + Lead system administration activities across ARLEN and CARLEN networks. +… more
    Black Bear Technology Solutions, LLC (11/21/25)
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  • Senior Linux/Unix Administrator

    S4 Inc. (Omaha, NE)
    …with experience Job Listing Number: NE25002 LCAT: Senior Network and Computer Systems Administrator Overview: S4 is seeking an experienced Senior Unix/Linux ... the following certifications is preferred: ITIL 4 Foundations; Red Hat Certified Systems Administrator ; or Linux Professional Institute Certification Linux … more
    S4 Inc. (10/08/25)
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  • Cloud System Administrator

    CACI International (San Antonio, TX)
    Cloud System Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular ... with powerful tools like Terraform, CloudFormation, or Ansible. + Ensure all systems meet the highest security, compliance, and performance standards. + Solve… more
    CACI International (01/01/26)
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  • Linux System Administrator

    ManTech (Fort Meade, MD)
    **MANTECH** seeks an experienced and passionate, career and customer-oriented ** System Administrator ** to join our team located in the Fort Meade, MD area. ... internal servers adding scalability while circumventing manual process for new operating system rollout. + Configure host-based intrusion detection systems . +… more
    ManTech (12/30/25)
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