• Systems Administrator

    KBR (Lexington Park, MD)
    …+ Security & Compliance - Implement Technical Implementation Guides (STIGs) for network and operating systems security . Support IATT and ATO package ... expertise to the next level? KBR is seeking a Network Systems Administrator with an active Secret...Utilize tools like Wireshark to identify, analyze, and resolve network issues. Apply engineering expertise to maintain system more
    KBR (08/08/25)
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  • Senior Operating System Specialist…

    GovCIO (Annapolis, MD)
    **Overview** GovCIO is currently hiring for MULTIPLE **Senior Operating Systems Specialist(s)** to support our customer, USPS' Network and Compute Technology ... systems management and software distribution tools chosen by USPS Management + Uses security management systems and facilities in backups and restores of data… more
    GovCIO (08/02/25)
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  • System Engineer IV

    Gama-1 Technologies (Greenbelt, MD)
    …and ensure that the system is built and functions in accordance with system specifications + Ensure systems are kept in the required configuration profile, ... Summary GAMA-1 Technologies is seeking a remote Systems Engineer IV responsible for implementing Program command, control, and communications and data processing… more
    Gama-1 Technologies (08/01/25)
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  • System Administrator I

    DCCA (Fort Meade, MD)
    …Linux, UNIX and Windows operating systems and install/load operating system software, troubleshooting, maintain integrity and configure network components ... is looking for TS/SCI w/Polygraph cleared Junior to Mid-Level Systems Administrators with Linux and Windows experience! We have...related experience; or 10 years of experience as a System Administrator without a degree. The proposed salary more
    DCCA (05/23/25)
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  • System Admin Engineer - Level 4

    Lockheed Martin (St. Mary's County, MD)
    system functionality\. Actively contribute in the team developing several systems including System Integration Labs, Deployable Shelters, and Fixed ... as they arise\. Actively contribute as part the Hardware Engineering team, developing systems including System Integration Labs \(SILs\), Deployable Systems ,… more
    Lockheed Martin (07/12/25)
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  • Systems Administrator

    CACI International (Fort Meade, MD)
    …of additional SA experience may be substituted for a bachelor's degree. + A+, Network +, or System Security Certified Practitioner (SSCP). **A "TS/SCI with ... Windows and some UNIX operating systems and installs/loads operating system software, troubleshoots, maintains integrity and configures network components… more
    CACI International (07/02/25)
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  • Senior AWS Cloud Security Engineer

    CACI International (Linthicum, MD)
    …+ Outstanding communication, problem-solving, and troubleshooting skills + In-depth knowledge of network architecture and security principles + Understanding of ... Senior AWS Cloud Security Engineer Job Category: Information Technology Time Type:...your experience and leadership skills to migrate user support systems to the AWS cloud environment. This role offers… more
    CACI International (06/05/25)
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  • Senior Blockchain Security Engineer,…

    Coinbase (Annapolis, MD)
    …source security research, CVE analysis. * Expertise in one or more of: Application Security , Network Security , Cloud Security . * 1+ years of Software ... when necessary to drive impact and innovation. The Protocol Security team ensures the security of all...Team experience, with a track record of breaking complex systems using novel techniques. * A track record of… more
    Coinbase (08/09/25)
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  • Senior Lead Cloud Infrastructure Security

    Lumen (Annapolis, MD)
    …solutions and their configuration for application protection. + Strong understanding of security principles, encryption techniques, network security , and ... GCP, and Oracle. Your expertisewill play a critical role in ensuring the security , confidentiality, and integrity of our systems , data, and serviceshosted on… more
    Lumen (08/08/25)
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  • Splunk Systems Engineer - TS/SCI w/Poly

    General Dynamics Information Technology (Annapolis Junction, MD)
    …documentation, and work instructions used by the Splunk, server, desktop and Information System Security teams, and Tier 2/3 Help Desk technicians. WHAT YOU'LL ... Apps within Splunk is highly preferred. * Preferred Skills: Experience reviewing network , host and firewall security logs, experience with using scripting… more
    General Dynamics Information Technology (08/08/25)
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