• Caliber Systems Inc. (Rockville, MD)
    Administrator Professional Scrum Master (PSM) Cisco Certified Network Associate (CCNA) Microsoft Certified Systems Engineer (MCSE) CompTIA A+ #J-18808-Ljbffr ... tools, solution components, and financial management of the project. Provide applications systems analysis and long and short-range plans for application selection, … more
    job goal (01/13/26)
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  • SciTec Incorporated (Boulder, CO)
    …Other duties as assigned 8+ years of industry experience as a Network Engineer or Network Administrator Professional experience in data center network ... Familiarity with application layer network and firewall configuration in Linux and VMware systems Hands on experience...and firewall configuration in Linux and VMware systems Hands on experience with TACACS, Radius, authentication services… more
    job goal (01/13/26)
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  • Peskind Executive Search (Washington, DC)
    …technical portfolio management 4+ years Experience as a solutions architect, systems engineer , and/or systems administrator BS or higher degree in ... Terraform, CloudFormation; AWS, GCP, Azure, etc.) Designing system architecture Linux system administration Understanding of security engineering / firewalls Bonus… more
    job goal (01/12/26)
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  • System Administrator

    Gromelski & Associates, Inc. (Manassas, VA)
    Administrator Job Description:_** + Performs tasks as Red Hat Linux Systems Engineer and Administrator , develops kernels and other advanced solutions ... Administrator Required Tasks:_** + Performs duties as System Administrator on systems using Linux ,...US Citizen. + Must be a Red Hat(R) Certified Engineer (RHCE(R)) and Red Hat Certified System Administrator more
    Gromelski & Associates, Inc. (12/17/25)
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  • System Development Engineer , STRADA…

    Amazon (Jessup, MD)
    …skills to launch a project on a trajectory to success? Amazon is seeking a Linux /Unix Systems Administrator / Engineer with the ability to automate day ... the ground up. A good candidate must have strong Linux /Unix Systems Administration knowledge, including shell scripting,...in a global organization? If you're a customer-focused System/DevOps Engineer who would like to contribute to a critical… more
    Amazon (12/05/25)
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  • Senior Linux Systems

    Leidos (Camp Springs, MD)
    … Security Certified Practitioner (SSCP)). + Training (DISA-US1384 DCWF Linux System Administrator / DISA-US1390 DCWF Windows Systems Administrator ). + 3+ ... The Leidos Digital Modernization Sector is seeking a **_Senior Linux Systems Administrator_** in support of the...and take ownership of our critical Red Hat Enterprise Linux environment. As a Senior System Administrator ,… more
    Leidos (12/20/25)
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  • Lead Administrator Linux

    Burlington (Edgewater Park, NJ)
    …networking, and other critical infrastructure technologies. **A Day In The Life** The Lead Administrator , Linux Systems , plays a role in managing and ... , networking, hardware, scripting languages, and automation. In this role, the Lead Administrator , Linux Systems , will need to perform both engineering… more
    Burlington (12/17/25)
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  • Senior Linux /Unix Administrator

    S4 Inc. (Omaha, NE)
    …of the following certifications is preferred: ITIL 4 Foundations; Red Hat Certified Systems Administrator ; or Linux Professional Institute Certification ... Job Listing Number: NE25002 LCAT: Senior Network and Computer Systems Administrator Overview: S4 is seeking an...or Oracle Certified Professional Oracle Linux System Administrator ; or Red Hat Certified Engineer ; or… more
    S4 Inc. (01/07/26)
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  • Senior Systems Administrator

    ManTech (Fairmont, WV)
    **MANTECH** seeks a motivated and customer-oriented **Senior Systems Administrator - Windows/ Linux Dual-Stack Specialist** to join our team in **Boulder, ... Diagnostics and Mitigation (CDM) practices. **Preferred Qualifications:** + Microsoft Certified Systems Administrator / Engineer (MCSA/MCSE) or equivalent (eg,… more
    ManTech (11/05/25)
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  • Senior Systems Administrator

    Mount Sinai Health System (New York, NY)
    …clinical data warehouse team and a research data services team. The **_Senior Systems Administrator / Engineer ,_** as a member of the Scientific Computing ... data science ecosystem for researchers at Mount Sinai. The Administrator is the principal technology expert for Windows and... is the principal technology expert for Windows and Linux systems , and help support high-performance computing… more
    Mount Sinai Health System (12/22/25)
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