• Senior Systems Administrator

    Leidos (Laurel, MD)
    …solutions + **Technical Proficiency** : Demonstrated experience with Windows systems administration , Linux systems administration . Systems ... **Leidos** has a new and exciting opportunity for a ** Senior Systems Administrator** in our **National Security...Support the Cyber Range and Lab environments by providing systems administration and automation in support of… more
    Leidos (06/03/25)
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  • 306 - Senior Systems Administrator

    ARSIEM (Laurel, MD)
    …and suggest solutions. Minimum Qualifications + Windows Systems Administration + Linux Systems Administration + Systems Integration + Experience ... you work with. ARSIEM is looking for a Senior Systems Administrator to provide Systems Administration support for mission operations in support of… more
    ARSIEM (06/06/25)
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  • Northrop Grumman (DoD SkillBridge) - Sr…

    Northrop Grumman (Linthicum Heights, MD)
    …with PhD. Will consider 4 years additional experience in lieu of degree. + Linux systems administration proficiency + Basic knowledge and experience with ... polygraph security clearance + IAT Level II certification + Red Hat Linux systems administration experience + Knowledge and experience with concepts of… more
    Northrop Grumman (05/28/25)
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  • Sr . Staff HPC System Engineer

    Northrop Grumman (Linthicum Heights, MD)
    …lifecycle + Demonstrated experience analyzing and responding to customer requirements + Strong Linux systems administration proficiency (RHEL nice to have) + ... compute cluster hardware + Experience directing technical work of a small team of Linux Systems Administrators + Strong written and verbal communication skills +… more
    Northrop Grumman (06/06/25)
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  • Network & Computer Systems Administrator…

    SMX (Patuxent River, MD)
    … systems hosting virtualized workstations and/or servers + Support Windows and/or Linux based systems + Support Windows Active Directory + Support routing, ... discipline + 3+ years of related IT experience required + Experience with Windows and Linux based Operating Systems + DoD 8570 compliant (IAT Level 2) (Examples… more
    SMX (05/10/25)
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  • Cloud Network & Computer Systems…

    SMX (Patuxent River, MD)
    … systems hosting virtualized workstations and/or servers + Support Windows and/or Linux based systems + Support Windows Active Directory + Support routing, ... discipline + 7+ years of related IT experience required. + Experience with Windows and Linux based Operating Systems + DoD 8570 compliant (IAT Level 2) (Examples… more
    SMX (05/09/25)
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  • SR Cybersecurity Engineer

    UIC Government Services and the Bowhead Family of Companies (Aberdeen, MD)
    …(10) years of experience preferred, in TCP/IP, Information Security/Authorization profiles, and security administration of Windows and Linux systems . + Have ... **Overview** SR Cybersecurity Engineer: Bowhead is seeking a ...in Aberdeen, MD. The Cybersecurity Engineer will provide a system-of- systems approach to advancing and synchronizing security architecture associated… more
    UIC Government Services and the Bowhead Family of Companies (07/01/25)
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  • Senior ADC Engineer, Region Services…

    Amazon (Jessup, MD)
    …Essentials) or SSCP ( Systems Security Certified Practitioner) - 5+ years of Linux systems administration experience - 5+ years of experience working ... shape the future of national security computing as a Senior Cloud Engineer at AWS. The AWS Cross Domain...TS/SCI with Polygraph Preferred Qualifications - 10+ years of Linux systems administration experience with… more
    Amazon (06/05/25)
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  • Sr . Software Engineer-Automated Test…

    Leidos (Annapolis Junction, MD)
    …and configuration management tools. + Must have experience working in Windows and/or Linux operating systems and experience working in a virtualized environment ... tracking issues; managing VMs; and using CI/CD tools and basic system admin experience. You will actively participate in daily stand-ups, Sprint Planning, Program… more
    Leidos (05/08/25)
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  • Sr . Unix/ Linux Engineer - TS/SCI…

    Optiv (Columbia, MD)
    …degrees and/or equivalent experience and 8 years of work experience with UNIX/ LINUX administration . + Experience with Privileged Access Management (PAM) ... A Senior Engineer is an individual who operates independently...system. + Support Delinea (Centrify) requests utilizing existing ticketing systems and queues. + Ensure compliance with all customer… more
    Optiv (06/07/25)
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