• Systems Administrators (Nite)

    Huntington Ingalls Industries (Virginia Beach, VA)
    …We Are HII Mission Technologies is seeking a highly skilled and motivated Systems Administrator to support the Navy Integrated Training Environment (NITE) ... its fleet. With a holistic approach to life-cycle maritime defense systems -from small watercraft to submarines, surface combatants and aircraft carriers-HII ensures… more
    Huntington Ingalls Industries (10/01/25)
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  • Network Engineer 3 - Washington

    M. C. Dean (District Of Columbia, DC)
    …in electrical, engineering, and cybersecurity industries. We are seeking a **Network Engineer 3 ** to join our **Security and Electronic Systems (SES)** business ... Wireshark, Putty, CLI, etc) + ITIL 4 Foundation + Microsoft Certified: Windows Server Hybrid Administrator Associate + Microsoft Certified: Azure Database… more
    M. C. Dean (08/27/25)
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  • Sr Engineer, Computer Systems - IT…

    Guthrie (Sayre, PA)
    …five to seven (5 to 7) years of experience in implementing and managing Windows and Open Systems server infrastructure hybrid cloud solutions in an enterprise ... Strong technical knowledge of VMWare ESX and Microsoft Hyper-V. + Expertise in Microsoft Windows , Linux and AIX operating systems and management. + Familiar with… more
    Guthrie (09/22/25)
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  • Systems Administration Design Engineer

    CACI International (Colorado Springs, CO)
    …Posting End: 12/31/2025 **The Opportunity:** CACI is looking for a ** Systems Administration Design Engineer** to perform System Administrator development ... for design. + Functional understanding of network Layer 2 / 3 switching and routing protocols. + Inform management in...and later, Microsoft Server 2012 and later, NetApp Storage Systems , Linux + Working knowledge of Microsoft Windows more
    CACI International (10/14/25)
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  • Senior PKI Engineer

    SAIC (Washington, DC)
    …Active Directory, and Entra ID. The candidate will provide support for Windows -based systems across the enterprise, including directory and identity management ... Experience: PowerShell and VBScript, and/or other scripting experience [senior level]. + Windows Server Operating Systems (Server 2016 to 2022) [expert-level]. +… more
    SAIC (10/11/25)
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  • Principal Systems Admin, Storage & Data…

    RTX Corporation (Woburn, MA)
    …. + Experience with Linux Operating System. (RHEL preferred) + Experience with Windows operating systems **Qualifications We Prefer** : + Experince with RAID ... to solve complex DT infrastructure problems. As a **Principal level System Administrator ,** this role will require a seasoned professional contributor who can handle… more
    RTX Corporation (09/26/25)
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  • Mult Fnc Info Sys Anlst (Level 3 ):Security…

    Lockheed Martin (Westfield, MA)
    …controls, security incidents, or security vulnerabilities * Experience with auditing of Windows Information Systems * Familiarity with log aggregating tools, ... plan ahead, to maintain, to plan and sustain its systems over the life of the air vehicle\. ALIS...limited access to medical care\. As an ALIS Security Administrator , you will play a key role in providing… more
    Lockheed Martin (10/22/25)
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  • Principal Cyber Systems Engineer

    Northrop Grumman (Melbourne, FL)
    …DoD 8570 Level 2 Certification (ie Security+ CE or equivalent) + Demonstrated systems administration experience, to include Windows or Linux or similar ... Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations… more
    Northrop Grumman (08/31/25)
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  • Systems Engineer L3

    NTT America, Inc. (Salt Lake City, UT)
    …**REQUIRED EXPERIENCE** + Minimum 5-7 years of experience as a Linux or Windows Systems Administrator /Engineer in an Enterprise Data Center environment. ... and inspire junior team members. + Advanced knowledge of Windows and/or Linux operating systems , virtualization, and...optimize and transform for long-term success. We invest over $ 3 .6 billion each year in R&D to help organizations… more
    NTT America, Inc. (09/27/25)
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  • Infrastructure Systems Engineer

    Fiserv (Chandler, AZ)
    …+ 6+ years of experience in infrastructure engineering or systems administration. + 3 + years of experience with Linux and Windows server environments + 3 ... key management + CompTIA Security+, Network+, or Linux+ AWS Certified SysOps Administrator or equivalent + Certified Information Systems Security Professional… more
    Fiserv (10/17/25)
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