• Software Engineer - Air Traffic Control…

    Noblis (Annapolis, MD)
    …variety of technologies including Windows Operating Systems, Windows OS, Red Hat Linux and VDI (Virtual Desktop Interface). + Apply systems engineering principles to ... identify and mitigate cybersecurity vulnerabilities. + Ensure systems are patched and compliant with Windows security best practices. + Troubleshoot complex issues independently and collaboratively in a fast-paced, dynamic environment. + Demonstrate… more
    Noblis (08/08/25)
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  • Software Quality Assurance Testers

    Guidehouse (New Carrollton, MD)
    …activities. + This role typically reports to a supervisor or senior engineer and works under close guidance while building proficiency in enterprise testing ... JMeter, and databases like Oracle and DB2, across platforms including Windows, Linux , and mainframe environments. **What you will need:** + US Citizenship is… more
    Guidehouse (09/28/25)
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  • Cloud Engineeer

    ManTech (Hanover, MD)
    ManTech seeks a motivated, career- and customer-oriented **Cloud Engineer ** to join our team in Hanover, MD. Our team delivers enterprise infrastructure capabilities ... environment (on-premises and AWS cloud). + Administer and troubleshoot Linux (Amazon Linux 2023, RHEL 8/9) and...years of experience as a Systems Administrator or Cloud Engineer supporting programs of similar scope and complexity. +… more
    ManTech (09/13/25)
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  • Senior Cloud System Administrator

    ManTech (Hanover, MD)
    …incidents and performing root cause analysis + Administer and troubleshoot various Linux distributions (eg, Ubuntu, CentOS, RHEL) within both cloud and on-premise ... years of experience as a Systems Administrator or Cloud Engineer supporting programs and contracts of similar scope and...program start to obtain it + Proficiency in administering Linux operating systems. + Experience with Windows Server 2022… more
    ManTech (09/10/25)
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  • Systems Administrator, Senior

    BOOZ, ALLEN & HAMILTON, INC. (Fort Meade, MD)
    …direction, and mentor and supervise team members. You'll support Windows and Linux systems engineering efforts in system design and evaluation, solution engineering, ... You Have: + 5+ years of experience designing, implementing, and maintaining Linux environments + 2+ years of experience building and maintaining virtual environments… more
    BOOZ, ALLEN & HAMILTON, INC. (10/08/25)
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  • Sr. Principal NetApp Storage Administrator

    Northrop Grumman (Linthicum Heights, MD)
    …operational activities of the entire IT infrastructure including Servers (Windows & Linux ), Workstations (Windows & Linux ), Networking equipment, and NetApp ... vulnerability scanning tools and remediation. + Experience deploying and managing Linux systems (preferably Red Hat) in both a domain-joined and non-domain-joined… more
    Northrop Grumman (07/18/25)
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  • Dedicated Operations Technical Account Manager…

    Red Hat (Annapolis, MD)
    …development, engineering, or quality assurance organization + Excellent understanding of Linux and related technologies like, but not limited to, networking and ... and concisely + Willingness to pursue certifications like Red Hat Certified Engineer (RHCE) + Good collaboration skills; experience working with internal as well… more
    Red Hat (10/09/25)
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  • Dedicated Operations Technical Account Manager…

    Red Hat (Annapolis, MD)
    The Red Hat Public Sector Services team is looking for an enterprise-level engineer with a background in Red Hat OpenShift Virtualization (Virt) to join us as a ... support, engineering, operations, or quality assurance roles. + Strong understanding of Linux , and supporting areas such as networking, storage, and security. +… more
    Red Hat (10/02/25)
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  • Software, CNO, Systems Administration…

    Belay Technologies (Annapolis Junction, MD)
    …vulnerability assessment, reverse engineering. Experience Level: Entry-level to Senior CNO Reverse Engineer (Levels 1 to 3) Overview: The CNO Reverse Engineer ... reverse engineering techniques. Experience Level: Junior to Senior Database Engineer Overview: Database Engineers will be responsible for designing, implementing,… more
    Belay Technologies (08/14/25)
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  • Account Solution Architect for Public Health…

    Red Hat (Annapolis, MD)
    …Success. **What You Will Bring:** + 5 years of experience as a sales engineer , consultant, solutions architect, or a relevant role; experience in presales + Ability ... workshops, etc. for customers + Knowledge of UNIX or Linux systems, preferably in Red Hat platform like Red...preferably in Red Hat platform like Red Hat Enterprise Linux (RHEL), Red Hat Network Satellite, orother related technologies… more
    Red Hat (10/04/25)
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