• ADC Engineer I, Non-Relational Database Services

    Amazon (Jessup, MD)
    …or A+ or CND (Certified Network Defender) or Network+ or Security- 1+ years Linux systems administration experience - 1+ years technical troubleshooting / ... Experience with service-oriented architecture and web services - Experience with systems administration on either Linux /UNIX or Windows operating systems more
    Amazon (10/10/25)
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  • Principal Systems Engineer

    Leidos (Columbia, MD)
    …FORNSAT systems , and various GOTS products, ensuring seamless virtualization, Linux environments, and systems of systems integration. ... **Description** **Leidos** has a new and exciting opportunity for a **Principal Systems Engineer** in our **National Security Sector's (NSS) Cyber & Analytics… more
    Leidos (11/13/25)
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  • Principal Windows Systems Administrator

    Northrop Grumman (Linthicum Heights, MD)
    …and/or certification. + Windows AD, LDAP, VMWare, and knowledge of SAN storage systems . + Linux Operating System experience and/or certification for current ... 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 (11/13/25)
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  • Systems Engineer (Active TS/SCI…

    General Dynamics Information Technology (Annapolis Junction, MD)
    …Required:** None **Job Family:** IT Infrastructure and Operations **Skills:** Linux ,Software Development, Systems Engineering **Experience:** 3 + years of ... talent that makes a true impact by performing System Administration on cutting-edge mission-critical applications that help the end...can offer is one-of-a-kind. Our work depends on a ** Systems Engineer** joining our team to support a GDIT… more
    General Dynamics Information Technology (10/14/25)
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  • Principal/Sr. Principal HPC System Administrator

    Northrop Grumman (Annapolis Junction, MD)
    …with PhD. Will consider 4 years additional experience in lieu of degree. + Linux systems administration proficiency + Basic knowledge and experience with ... PhD. Will consider 4 years additional experience in lieu of degree. + Linux systems administration proficiency + Basic knowledge and experience with file … more
    Northrop Grumman (11/07/25)
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  • Network Engineer

    Leidos (Laurel, MD)
    …expertise and understanding of the system. + Build and maintain complex Linux systems hardened to meet operational standards. Provide installation, upgrade, ... tools, network configurations, and operational tools + Knowledge of operating systems , including Windows and Linux , application behaviors, and network… more
    Leidos (11/05/25)
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  • 339 - Senior Network Engineer

    ARSIEM (Laurel, MD)
    …matte expertise and understanding of the system; + Build and maintain complex Linux systems hardened to meet operational standards; + Provide installation, ... tools, network configurations, and operational tools + Knowledge of operating systems , including Windows and Linux , application behaviors, and network… more
    ARSIEM (11/04/25)
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  • System Administrator (TS-SCI w/Poly)

    Parsons Corporation (Columbia, MD)
    …gathering business and product functional and performance requirements + Responsible for the administration of Linux systems , and Windows servers inclusive ... years of experience as a System Administrator + Experience with administration of VMware, Linux systems , and Windows servers inclusive of applications,… more
    Parsons Corporation (09/04/25)
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  • Senior Cloud Systems Engineer (Identity…

    St. George Tanaq Corporation (Suitland, MD)
    …Cloud Platform (GCP), Oracle Cloud Infrastructure (OCI) Operating Systems : Linux /Unix (Ubuntu, CentOS, Red Hat) Windows Server administration Infrastructure ... Senior Cloud Systems Engineer (Identity Management Domain Services) WFH Flexible*Suitland,...**About the Role** We are seeking a **Senior Cloud Systems Engineer** (Identity Management Domain Services) to support our… more
    St. George Tanaq Corporation (11/18/25)
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  • Northrop Grumman (DoD Conversion) - Sr. Principal…

    Northrop Grumman (Annapolis Junction, 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 (11/18/25)
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