• Sr. Principal MS Exchange Administrator

    Northrop Grumman (Linthicum Heights, MD)
    …Northrop Grumman Mission Systems is seeking an experienced MS Exchange Systems Administrator to join its Classified Solutions team. This position will ... Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations… more
    Northrop Grumman (06/14/25)
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  • Senior Linux System Administrator

    ManTech (Fort Meade, MD)
    Mantech seeks a motivated, career and customer-oriented **Senior Linux System Administrator ** to join our team in **Ft. Meade, MD** . In this role, you will support ... the implementation, troubleshooting, and maintenance of IT systems , as well as manage IT system infrastructure and associated processes. **Responsibilities include,… more
    ManTech (07/26/25)
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  • Linux System Administrator

    ManTech (Laurel, MD)
    …any processes related to these systems . + Provide support to IT systems including day-to-day operations , monitoring and problem resolution for all the ... **Mantech** seeks a motivated, career and customer-oriented **Linux** **System Administrator ** to join our team in **Laurel, MD.** You will be part of a dedicated… more
    ManTech (07/23/25)
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  • System Administrator Level IV

    General Dynamics Information Technology (Laurel, MD)
    …**Level** **IV** **Description** **:** + Manages the daily activities of configuration and operations of business systems that may be mainframe, mini, or ... Secret SCI + Polygraph **Public Trust/Other Required:** None **Job Family:** Systems Administration **Skills:** Active Directory (AD),Operating Systems (OS),OS… more
    General Dynamics Information Technology (06/12/25)
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  • System Administrator 2

    Synergy ECP (Columbia, MD)
    …compliance with applicable system security controls. + Provide support to IT systems including day-to-day operations , monitoring and problem resolution for all ... System Administrator 2 Columbia, MD (http://maps.google.com/maps?q=Columbia+MD+USA+21046) Description Synergy ECP, a platform company with Falfurrias Capital… more
    Synergy ECP (06/03/25)
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  • System Administrator

    ManTech (Fort Meade, MD)
    …substituted. + A minimum of twenty (20) years of related experience in systems administration or IT operations . + Experience with Linux, including installation, ... ManTech seeks a **System Administrator ** to join our team in **Ft. Meade,...provide support for implementation, troubleshooting, and maintenance of IT systems , as well as manage IT system infrastructure and… more
    ManTech (07/15/25)
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  • Asset Management Discipline Manager…

    Maryland Department of Transportation (Baltimore County, MD)
     Asset Management Discipline Manager ( Administrator VI) Salary $91,761.00 - $142,914.00 Annually Location Baltimore County Job Type Full Time Remote Employment ... (0-10 years) and long-term (10-25+ years) resource needs planning systems and studies to develop estimates of capital and...MDTA assets as part of inspection, maintenance, or construction operations ; and + Perform site visits for staff training,… more
    Maryland Department of Transportation (05/17/25)
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  • System Administrator - Active Secret…

    ENS Solutions (MD)
    …upon Contract Award The System Administrator supports secure and resilient operations of PKI infrastructure and associated systems for an agency leveraging ... for DoD PKI inspections. Key Responsibilities: + Maintain and monitor systems supporting PKI services, including Certificate Authorities (CAs), OCSP responders, Key… more
    ENS Solutions (08/01/25)
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  • Database Administrator

    Leidos (Edgewood, MD)
    **Description** The Leidos AIE team has an opening for a Database Administrator with a SECRET clearance on our Enterprise Data Center Software Applications Team. ... Home base is in Edgewood MD which houses the program team, warehouse operations , system integration lab, 24x7 Help Desk operation, engineering center and full-scale… more
    Leidos (08/01/25)
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  • Firewall Administrator & InfoSec Engineer…

    Lockheed Martin (Bethesda, MD)
    …and accreditation planning and testing and liaison activities * Supporting secure systems operations and maintenance **Who You Are:** Ideally, you have ... Security \(CIS\) organization at Lockheed Martin \(LM\) protects company assets and systems from cyber threats by developing and implementing a robust security… more
    Lockheed Martin (07/16/25)
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