• Cybersecurity System Administrator - DMV

    M. C. Dean (District Of Columbia, DC)
    …**System Administration Duties** + Install, configure, upgrade, and maintain enterprise systems including: + Windows Server 2019/2022, Windows ... and perform system patching and image deployment. + Integrate and maintain vendor systems and third-party applications within a Windows ecosystem. + Operate and… more
    M. C. Dean (08/27/25)
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  • System Administrator

    TekSynap (Arlington, VA)
    …**WORK AUTHORIZATION/SECURITY CLEARANCE** USCitizenship **Clearance requir** **eme** **nt** :Active ** Secret clearance** ( Top Secret /SAP preferred). **OTHER ... Engineer ** toadminister and sustain JPO's classified and unclassified systems , applying patches,monitoringuptime, and ensuring compliance in cloud-native environments.… more
    TekSynap (10/02/25)
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  • Electronics Technician 3

    M. C. Dean (St. Louis, MO)
    …Performing inspections, evaluations, and inventory Qualifications **Clearance/Citizen Type:** Active Top Secret Clearance Required w/SCI eligibility. **Key ... will join forces with more than 5,800 professionals who engineer and deploy automated, secure and resilient power and...Velocity, Bosch Radionics, Bosch CCTV, Bosch BVMS, AIphone Intercom Systems Airphone, FFT, DIVAR, Windows operating … more
    M. C. Dean (09/07/25)
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  • Systems Administrator 1

    Amentum (Annapolis Junction, MD)
    …involved in the resolution process. + Configures and manages UNIX and Windows operating systems and installs/loads operating system software, troubleshoots, ... & Intel space? If so, look no further. Amentum is seeking a ** Systems Administrator** to join our team of passionate individuals in **Annapolis Junction, MD**… more
    Amentum (10/17/25)
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  • Information Systems Security Manager

    M. C. Dean (Vienna, VA)
    …of key information technology concepts, platforms, and technologies, including Microsoft Windows and/or Linux operating systems , and system virtualization ... life safety, automation and controls, audio visual, and IT systems . MC Dean is headquartered in Tysons, Virginia, and...Tysons, Virginia, and employs more than 5,800 professionals who engineer and deploy automated, secure, and resilient power and… more
    M. C. Dean (09/13/25)
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  • Information System Security Officer, Classified…

    Lockheed Martin (Herndon, VA)
    …with industry standard Information Assurance tools\. \- Technical familiarity with Windows or UNIX\-based operating systems , and their security requirements\. ... **Description:** **This position requires TS /SCI clearance with the ability to obtain a...polygraph\.** This position will perform duties as an Information Systems Security Officer at the Lockheed Martin Space facility… more
    Lockheed Martin (08/08/25)
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  • Senior Information Systems Security Officer…

    Leidos (Fort Meade, MD)
    …**Leidos** has a new and exciting opportunity for a Senior Information Systems Security Officer (ISSO) in our **National Security Sector's (NSS) Cyber & ... Bonus** **Position Summary:** The Information System Security Officer (ISSO)/System Engineer is responsible for ensuring the confidentiality, integrity, and… more
    Leidos (10/16/25)
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  • Foundational Services ACE

    Lockheed Martin (King Of Prussia, PA)
    **Description:** The Associate Chief Engineer \(ACE\) will own the end to end IT infrastructure for the Foxtrot Program, maintaining the legacy Windows Hyper V ... service architecture on Linux VMs hosted by VMWare\. This role blends deep systems engineering expertise with strong leadership, DevSecOps practices, and a focus on… more
    Lockheed Martin (10/10/25)
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  • System Administrator

    CACI International (College Park, MD)
    …Information Technology Time Type: Full time Minimum Clearance Required to Start: TS /SCI with Polygraph Employee Type: Regular Percentage of Travel Required: Up to ... Administrator to join our team. **Responsibilities:** As a Mid-Level Linux Infrastructure Engineer with Networking Experience, you will play a pivotal role in… more
    CACI International (09/10/25)
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  • Database Administrator (Onsite)

    RTX Corporation (Largo, FL)
    …only US citizens are eligible for a security clearance​ **Security Clearance:** TS /SCI - Current Raytheon Company, Managed By Collins Aerospace. Collins Aerospace, ... a rapidly evolving global market. Collins Aerospace is seeking an Onsite SQL Engineer to maintain multiple MSSQL, PostgreSQL and MySQL instances. The ideal candidate… more
    RTX Corporation (09/19/25)
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