• System Administrator -Linux

    Leidos (Annapolis Junction, MD)
    … - Linux** **Leidos** has a new and exciting opportunity for a **System Administrator - Linux** in our **National Security Sector's (NSS) Cyber & Analytics ... Area (CABA)** . Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling,… more
    Leidos (11/19/25)
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  • System Administrator (TS-SCI w/Poly)

    Parsons Corporation (Columbia, MD)
    …and redefine what's possible. **Job Description:** Parsons is seeking a versatile System Administrator to tackle new challenges across the full stack as we continue ... to push security forward. Parsons' extensive experience in the cleared space,...+ Responsible for the administration of Linux systems, and Windows servers inclusive of applications, processes the system supports… more
    Parsons Corporation (12/04/25)
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  • System Administrator 2

    M. C. Dean (Annapolis Junction, MD)
    …lives, and changing the world for the better. We are seeking a **System Administrator 2** to join our ** Security and Electronic Systems (SES)** business Unit. ... patching to ensure compliance with Information Assurance (IA) standards. + Apply Security Technical Implementation Guides (STIGs) to Windows based operating… more
    M. C. Dean (11/05/25)
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  • Sr. System Administrator II (Temp)

    RTX Corporation (Annapolis Junction, MD)
    …Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is ... required, as only US citizens are eligible for a security clearance​ ** Security Clearance:** DoD Clearance: TS/SCI...Raytheon currently has an opening for a temporary System Administrator to perform onsite in our Annapolis Junction, Maryland… more
    RTX Corporation (11/19/25)
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  • Senior Database Administrator - Hosting

    Leidos (Camp Springs, MD)
    **Description** Leidos Digital Modernization sector is seeking an **Senior Database Administrator ** - Hosting to support **USCIS Enterprise Automation & Unified Task ... unified communications for 30 000+ end‑users. The Senior Database Administrator will be a key member of the Hosting...This role is crucial for ensuring the high availability, security , and integrity of data residing on various hosting… more
    Leidos (12/06/25)
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  • Cloud System Administrator

    ManTech (Annapolis Junction, MD)
    MANTECH seeks a motivated, career- and customer-oriented **Cloud System Administrator ** to join our team in Hanover, MD. Our team delivers enterprise infrastructure ... cloud). + Administer and troubleshoot Linux (Amazon Linux 2023, RHEL 8/9) and Windows Server (2016/2022) systems. + Configure and manage core services such as Active… more
    ManTech (12/24/25)
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  • System Administrator 1

    M. C. Dean (Annapolis Junction, MD)
    …lives, and changing the world for the better. We are seeking a **System Administrator 1** to join our ** Security and Electronic Systems (SES)** business Unit. ... ensure compliance with Information Assurance (IA) standards. + Support application of Security Technical Implementation Guides (STIGs) to Windows based operating… more
    M. C. Dean (11/05/25)
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  • Cloud System Administrator - TS/SCI w/Poly

    General Dynamics Information Technology (Annapolis Junction, MD)
    …None **Job Family:** Software Engineering **Skills:** Cloud Solutions,Technical Knowledge, Windows Azure Cloud **Certifications:** CompTIA Security + CE ... of related experience **US Citizenship Required:** Yes **Job Description:** Cloud System Administrator Own the opportunity as a Cloud System Administrator and… more
    General Dynamics Information Technology (10/09/25)
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  • Database Administrator

    Imagine One Technology & Management (Lexington Park, MD)
    Imagine One Technology & Management is currently seeking a **Database Administrator ** "contingent" on award of the associated work to the Imagine One Team. This ... supports the US Navy in Lexington Park, Maryland. The ** Database Administrator ** will administer, test, and implement computer databases, applying knowledge of… more
    Imagine One Technology & Management (12/01/25)
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  • Senior Systems Administrator (VMware)

    SMX (Patuxent River, MD)
    Senior Systems Administrator (VMware) (4601)at SMX(View all jobs) (https://www.smxtech.com/careers/) Patuxent River, MD SMX is looking for a highly motivated ... **Systems Administrator ** with demonstrated experience to maintain the various systems...applications to current DoD guidance + Maintain configuration and security posture of information systems through continuous monitoring and… more
    SMX (11/14/25)
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