• Systems Administrator / Information Systems…

    Guidehouse (Arlington, VA)
    …+ Administers, maintains, patches, and sustains enterprise systems + Supports Windows , Oracle, Citrix environments + Performs system maintenance and upgrades + ... **What You Will Need** **:** + An ACTIVE and MAINTAINED "SECRET" Federal or DoD security clearance. + Highschool Diploma/ GED. + THREE (3) or more years of systems… more
    Guidehouse (01/08/26)
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  • System Administrator - Night Shift (7pm - 645am…

    GovCIO (Kearneysville, WV)
    …(ITOC), a 24/7 facility dedicated to ensuring seamless operation and robust security of critical IT systems. This role involves managing, maintaining, and optimizing ... mission-critical activities. + Manage, maintain, and optimize servers, operating systems ( Windows and Linux), and enterprise applications within a demanding 24/7… more
    GovCIO (01/07/26)
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  • Systems Administrator

    CACI International (Norfolk, VA)
    …in support of military medicine. Understands the implementation of Endpoint Security Solution (ESS). **Responsibilities:** Responsible for analyzing and resolving IT ... hardware and software infrastructure (virtual servers, network, security , etc.) issues using systems analysis techniques and procedures to ensure appropriate… more
    CACI International (01/07/26)
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  • DevSecOps Engineer

    Lockheed Martin (Littleton, CO)
    …and secure, we need a DevSecOps Engineer who can embed automation, security , and continuous‑delivery practices within our software development life‑cycle\. Who You ... dependency checking, and compliance reporting in line with industry‑standard cyber‑ security frameworks\. * Support Multi‑Team DevSecOps Needs - Partner with… more
    Lockheed Martin (01/07/26)
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  • Senior Systems Engineer - Information Technology

    Lockheed Martin (Orlando, FL)
    …Product Team is responsible for the infrastructure, third party software, and security policies across all our PTD products\. **We create unparalleled readiness ... selected candidate to have or obtain an Interim Secret level U\.S\. government security clearance before starting with Lockheed Martin, as well as obtain a Special… more
    Lockheed Martin (01/07/26)
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  • Senior Adversarial Emulation - Red Team Operator

    Centene Corporation (Olympia, WA)
    …you'll collaborate with talented professionals to test and enhance our security processes, procedures, and controls, ensuring our enterprise is protected against ... systems + Lead the development of advanced malware solutions for offensive security operations, ensuring robust functionality and adaptability to evolving threats +… more
    Centene Corporation (01/06/26)
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  • Junior Network Administrator

    Axxum Technologies (Chicago, IL)
    …routers, switches, wireless access points) + Desktop support person in a Windows environment with some network + Assist in implementing and maintaining network ... and security policies, procedures, and configurations + Support incident response... (internships acceptable) + Desktop support person in a Windows environment with some network + Basic understanding of… more
    Axxum Technologies (01/05/26)
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  • System Administrator - MC2

    SMX (Patuxent River, MD)
    …by resolving or escalating problems that arise + Apply monthly maintenance on Windows OS devices to mitigate vulnerabilities + Ensure monitoring tools are on-line ... providing necessary alerting to provide notification of events/incidents/problems + Physical security monitoring for access control + Installation and cabling of… more
    SMX (01/03/26)
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  • Embedded Reverse Engineer: All Levels - Future…

    Cipher Tech Solutions (Tampa, FL)
    …(No exceptions!) + Must be willing and eligible to obtain a US government security clearance + Must hold a Bachelor's Degree or higher in Computer Science, Electric ... systems as well as Real Time Operating Systems (eg, Windows , *nix, VxWorks, QNX, FreeRTOS, Embedded Linux, Windows...by federal, state, and local law requirements . Important Security Clearance Information: Be aware that you are applying… more
    Cipher Tech Solutions (01/02/26)
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  • Senior Network Engineer

    ManTech (San Antonio, TX)
    …high network availability with minimum downtime. + Enhance and maintain network security by managing the LAN/WLAN - WAN barrier systems to prevent unauthorized ... access. + Configure and manage critical security infrastructure, including network firewalls, VPN devices, and Intrusion...such items as current supported versions of Microsoft OS, Windows Active Directory, UNIX and OpenVMS and employ routers,… more
    ManTech (12/30/25)
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