• Cyberstar Department of the Interior Indian…

    Chenega Corporation (Washington, DC)
    …(https://chenegamios.catsone.com/careers/81049-Chenega-MIOS-Portal/jobs/16595234-Service-Center-Technician-II/) Service Center Technician III Linux System ... V (https://chenegamios.catsone.com/careers/81049-Chenega-MIOS-Portal/jobs/16594644-Application-Specialist-V/) Application Specialist VI System Administrator III… more
    Chenega Corporation (07/23/25)
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  • HPC Systems Engineer (Advanced Research…

    Johns Hopkins University (Baltimore, MD)
    …servers, with direct experience managing HPC clusters. + Experience as a high-level Linux system administrator . + Experience managing mission critical ... motivated **_HPC Systems Engineer_** to join the systems team. This system (ROCKFISH), with over...performance parallel storage and methodologies. + Expert knowledge of Unix/ Linux systems administration, including all aspects of… more
    Johns Hopkins University (08/21/25)
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  • Senior Information Systems Security…

    COLSA Corporation (Huntsville, AL)
    …cyber security, or a related field. + 10 + years working as an ISSE and/or Linux system administrator + Ability to clearly present and communicate technical ... Responsible for the design, test, operation and implementation of secure operating systems , networks, and database products. This role is 100% on-site Principal… more
    COLSA Corporation (10/04/25)
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  • Sr . Principal HPC System

    Northrop Grumman (Linthicum Heights, MD)
    …our mission! Northrop Grumman Mission Systems (NGMS) is seeking a **Principal or Sr . Principal HPC System Administrator ** . This position is located at ... req and can be filled as a Principal or Sr . Principal HPC System Administrator **...4 years additional experience in lieu of degree. + Linux systems administration proficiency + Basic knowledge… more
    Northrop Grumman (10/02/25)
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  • Sr . Systems Administrator

    Arena Technical Resources, LLC (Dayton, OH)
    Sr . Systems Administrator Location:...clearance Job Description: Our client is seeking an experienced Senior Systems Administrator to support ... US Job ID: ATR 17602 Job Description Job Title: Sr . Systems Administrator Location: Dayton,...IT infrastructure with a focus on virtualization, automation, and Linux systems . This position requires advanced experience… more
    Arena Technical Resources, LLC (08/07/25)
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  • SkillBridge: Sr . System

    RTX Corporation (Andover, MA)
    …team solves tough, meaningful problems that create a safer, more secure world. ** Senior System Administrator ** in Information Workplace Services will ... are eligible for a security clearance​ **Security Clearance:** DoD Clearance: Secret **Skillbridge Sr . System Administrator Intern -Andover, MA, will sponsor… more
    RTX Corporation (08/13/25)
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  • Sr . Specialist, Systems

    L3Harris (Palm Bay, FL)
    …air, land, sea and cyber domains in the interest of national security. Job Title: Sr . Specialist, Systems Administrator Job Code: 29595 Job Location: Palm ... Friday off Job Description: We are seeking a dedicated System /Network Administrator to join our IT team....maintaining the integrity and security of both Windows and Linux system infrastructures. This role involves a… more
    L3Harris (10/05/25)
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  • Junior System Administrator

    Gama-1 Technologies (Norfolk, VA)
    …or system administration. + Foundational knowledge of Windows Server, Linux systems , and networking fundamentals. + Basic understanding of federal ... Certified Cloud Practitioner, Linux Essentials or Red Hat Certified System Administrator (RHCSA). + Experience working with virtualization (VMware, Hyper-V)… more
    Gama-1 Technologies (10/11/25)
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  • Mid/ Sr System Administrator

    Leidos (Annapolis Junction, MD)
    **Description** **Mid/ Sr System Administrator ** **Leidos** has a new and exciting opportunity for a ** System Administrator ** in our **National ... for a large complex network environment with geographically distributed systems . The position entails supporting solutions for system...for a degree. + Must have ​experience as a systems administrator providing direct support to end… more
    Leidos (09/27/25)
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  • Sr . Principal Cloud Systems

    Northrop Grumman (Huntsville, AL)
    …- Launch and Missile Defense Systems has an exciting career opportunity for a Sr . Principal Cloud Systems Administrator to join our team of qualified, ... be located in Huntsville, AL. **Position Overview:** The selected Sr . Principal Systems Administrator will...HP or Dell servers + 3+ Years' experience with Linux Operating System Administration (ie, RHEL8, etc.)… more
    Northrop Grumman (09/17/25)
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