• Senior System Administrator

    Leidos (Annapolis Junction, MD)
    …maintaining system administration support activities for a large complex network environment with geographically distributed systems . The position entails ... adapt quickly in working with the team to undertake various system administration network -centric tasking. **Responsibilities Include:** The selected individual… more
    Leidos (09/27/25)
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  • NAVAIR Senior Systems Administrator

    JHNA (Patuxent River, MD)
    … (LAN), wide area network (WAN), and Internet systems or a segment of a network system . + Monitor network to ensure network availability to all ... River, MD, USA | Salary | Full Time NAVAIR Senior Systems Administrator Overview: JHNA is currently... System Administration functions on Aircraft or Weapons Systems networks, and maintaining and upgrading network more
    JHNA (09/16/25)
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  • Senior System Administrator

    CACI International (Annapolis Junction, MD)
    Senior System Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: ... maintain, troubleshoot, and optimize a wide variety of IT systems . We are seeking an accomplished System ...Manage the operation and configuration of server, storage, and network systems , including mobile device environments +… more
    CACI International (08/01/25)
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  • Senior Associate, Information Security…

    L3Harris (Melbourne, FL)
    …sea and cyber domains in the interest of national security. Job Title: Senior Associate, Information Security Systems Engineer Job Code: 27593 Job Location: ... Linux (RHEL) and Windows. Join our team of Information Security Systems Engineers (ISSEs) to support Managed Network Infrastructures and Services for… more
    L3Harris (09/18/25)
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  • Systems Engineer, Senior

    BOOZ, ALLEN & HAMILTON, INC. (Fayetteville, NC)
    Systems Engineer, Senior The Opportunity: We are... Linux ( RHEL ) Expert and Ansible Systems Engineer to support a mission-critical DoD network . ... This role involves architecting, configuring, automating, and managing secure Linux systems in a classified environment. You...test, and maintain Ansible playbooks and roles for automating system operations and compliance. + Perform system more
    BOOZ, ALLEN & HAMILTON, INC. (10/03/25)
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  • Senior Systems Engineer, Radar Test…

    RTX Corporation (Woburn, MA)
    …an oscilloscope, spectrum analyzer, and network analyzer. + Experience with MATLAB, Linux Operating Systems ( Linux Red Hat), and Shell scripting for ... analysis, and experience with basic scripting and/or software development (MATLAB, Python, C/C++, Linux (Red Hat Linux ). + Systems engineering experience… more
    RTX Corporation (09/23/25)
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  • Senior Network Engineer

    Entrust (Shakopee, MN)
    …drive our success and help us anticipate the future. **Position Overview:** The Sr. Senior Cloud Engineer role will serve as a key member of the Cloud Infrastructure ... design, build, deployment and support of VMWare virtualized platforms with Windows and Linux guests + Subject matter expert in the design, build, deployment and… more
    Entrust (09/17/25)
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  • Senior Level-Cloud System

    Leidos (Huntsville, AL)
    …we do business. **Your greatest work is ahead!** Leidos' Defense Systems Land Systems is seeking a **Cloud System Administrator** to join our team with the ... your resume with us today!** **Primary Responsibilities** + Manage and maintain Linux -based system and cloud infrastructure across development, test and… more
    Leidos (09/18/25)
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  • Information System Security Officer…

    Amentum (Washington, DC)
    system penetration testing Certifications (at least one is desirable): MCSA/Unix/ Linux , CCNA, CompTIA- Network +, CompTIA-Security +, CISSP Certification * ... As a Top Secret cleared Information Systems Security Officer you will be working in... penetration testing Certifications (at least one is desirable): MCSA/Unix/ Linux , CCNA, CompTIA- Network +, CompTIA-Security +, CISSP… more
    Amentum (09/17/25)
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  • Senior Information Systems Engineer…

    City and County of San Francisco (San Francisco, CA)
    systems together as an enterprise networking backbone or platform. The 1043 Senior Systems Engineer is the advanced journey level in the Engineer series. ... qualifications. Application Deadline: Continuous How to Apply: Applications for Senior Information Systems Engineer - Systems...journey level by the complexity and size of the systems or network supported. It is also… more
    City and County of San Francisco (08/08/25)
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