• Program Security

    Oracle (Annapolis, MD)
    **Job Description** Your job as a Program Security Administrator will entail working to assist individuals with all onboarding activities and answering any ... adjudication of a Public Trust Background Investigation or alternate US Government security clearance card applicable for your position Due to client contractual… more
    Oracle (12/20/25)
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  • Mainframe Security Administrator

    Cayuse Holdings (Annapolis, MD)
    **Overview** **_JOB TITLE:_** Mainframe Security Administrator **_CAYUSE COMPANY:_** Cayuse Civil Services, LLC **_LOCATION_** Remote **_SALARY:_** $117,270.40- ... USD $117,270.40 - USD $167,523.20 /Yr. Submit a Referral (https://careers-cayuseholdings.icims.com/jobs/3162/mainframe- security - administrator /job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834356743) **Can't find the right opportunity?** Join… more
    Cayuse Holdings (01/15/26)
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  • Principal Contract Administrator /Senior…

    Northrop Grumman (Baltimore, MD)
    …to Do:** The Advanced Radar Systems Operating Unit is seeking a Principal Contract Administrator to support the Vesuvius program . The selected candidate will be ... is a trusted provider of mission-enabling solutions for global security . We have a wide portfolio of secure, affordable,...you to join our team as a **Principal Contract Administrator / Senior Principal Contract Administrator ** based out… more
    Northrop Grumman (11/04/25)
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  • SAP Ns2 Hana Database Administrator -TS/SCI…

    SAP (Columbia, MD)
    …a team that wants you to grow and succeed. **SAP NS2 HANA Database Administrator ** NS2 COMPANY DESCRIPTION SAP is the global market leader for business software and ... related services. SAP National Security Services Inc.(R) (SAP NS2(R)) is an independent US...a highly skilled and detail-oriented **Mid-Level SAP HANA Database Administrator ** to join our dynamic IT team. The ideal… more
    SAP (10/22/25)
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  • System Administrator

    CACI International (Hanover, MD)
    System Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular ... Travel: None * * * **Exciting Opportunity: Join Our Team as a System Administrator for Cutting-Edge ICAM Projects!** Are you a tech-savvy professional with a passion… more
    CACI International (12/05/25)
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  • Systems Administrator

    BOOZ, ALLEN & HAMILTON, INC. (Annapolis Junction, MD)
    Systems Administrator The Opportunity: In this role, you'll design, operate, and evolve the systems that power national- security missions. From enterprise ... + Enforce DoD STIGs and enterprise baselines for configuration compliance and security posture. + Automate patching and configuration tasks with PowerShell, Bash, or… more
    BOOZ, ALLEN & HAMILTON, INC. (12/23/25)
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  • Network and Computer Systems Administrator

    ManTech (Belcamp, MD)
    **MANTECH** seeks a motivated, career and customer-oriented **Network and Computer Systems Administrator ** to join our team in **Belcamp, MD** . This is an onsite ... position. The Network and Computer Systems Administrator will work in support of the Army for...the Network Modernization & Mission Network Technical Service Support program (NetMod). NetMod sets forth the work efforts required… more
    ManTech (12/10/25)
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  • Cloud System Administrator

    ManTech (Hanover, MD)
    MANTECH seeks a motivated, career- and customer-oriented **Cloud System Administrator ** to join the team in **Hanover, MD** . Our team delivers enterprise ... IAM, and other core services + Monitor system performance, availability, and security , responding to incidents and performing root cause analysis + Administer and… more
    ManTech (12/24/25)
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  • Senior Cloud System Administrator

    ManTech (Annapolis Junction, MD)
    …seeks a motivated, career and customer-oriented **Senior** **Cloud System Administrator ** in Hanover, MD. The team delivers enterprise infrastructure capabilities ... workspaces, and other core services + Monitor system performance, availability, and security , responding to incidents and performing root cause analysis + Track and… more
    ManTech (12/24/25)
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  • Senior Linux System Administrator

    Belay Technologies (Annapolis Junction, MD)
    …finalist in 2021! Belay Technologies is seeking a Senior Linux System Administrator (SA). The SA provides support for implementation, troubleshooting and maintenance ... for users and systems in Information Technology and/or information security environments. + At least 2 years of experience...on an on-call basis. + The Level 3 System Administrator shall possess the following capabilities: + Provide support… more
    Belay Technologies (01/04/26)
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  • Principal Windows Systems Administrator

    Northrop Grumman (Baltimore, MD)
    …Possible is our commitment to missions. In rapidly changing global security environments, Northrop Grumman brings informed insights and secure technological ... career. Northrop Grumman Mission Systems is seeking a well-qualified **Windows Systems Administrator ** to join its Classified Solutions team in Linthicum, MD. Please… more
    Northrop Grumman (01/08/26)
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  • Principal Linux Systems Administrator

    Northrop Grumman (Linthicum Heights, MD)
    …Possible is our commitment to missions. In rapidly changing global security environments, Northrop Grumman brings informed insights and secure technological ... Northrop Grumman Classified Solutions is seeking a well-qualified Linux Systems Administrator to join its dynamic team of technical professionals in Linthicum,… more
    Northrop Grumman (01/06/26)
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  • 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 (01/06/26)
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  • System Administrator I

    DCCA (Fort Meade, MD)
    System Administrator I Location Fort Meade, MD Job Code 2123 # of Openings 1 Apply Now ... and benefits package. Visit our website at: www.dcca.com System Administrator I Candidate must have an active TS/SCI w/...existing scripts - bash, perl, shell, python, etc. + Security + or equivalent IAT Level II certification + Experience… more
    DCCA (11/21/25)
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  • Principal Linux Systems Administrator

    Northrop Grumman (Linthicum Heights, MD)
    …Possible is our commitment to missions. In rapidly changing global security environments, Northrop Grumman brings informed insights and secure technological ... Northrop Grumman Classified Solutions is seeking a well-qualified **Linux Systems Administrator ** to join its dynamic team of technical professionals in **Linthicum,… more
    Northrop Grumman (11/19/25)
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  • Senior Database Administrator / Engineer…

    GliaCell Technologies (Annapolis Junction, MD)
    Are you a Senior Database Administrator / Engineer who is ready for a new challenge that will launch your career to the next level? + Tired of being treated like a ... We will develop and support your own personalized training program to continue your individual growth. + We will...on Software & System Engineering in Enterprise and Cyber Security solution spaces. We excel at delivering stable and… more
    GliaCell Technologies (11/06/25)
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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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  • Network and Computer Systems Administrator

    Deloitte (Baltimore, MD)
    …innovation. Work You'll Do Join Deloitte as a Network & Server Administrator , where you'll install, configure, and maintain our organization's local area network ... application software, maintain software licenses, and manage baseline system security . + Assist in network emulation/virtualization, modeling, analysis, planning,… more
    Deloitte (01/10/26)
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  • Cloud System Administrator II

    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 ... Salt, BASH, Python, and Ansible to streamline operations. + Support and maintain security posture by addressing IAVAs and ensuring compliance with security more
    ManTech (12/23/25)
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  • Senior Systems Administrator 10k sign…

    Leidos (Annapolis Junction, MD)
    …Parental Paid Leave, and much more. **Join us and make a difference in National** ** Security !** As a Senior Systems Administrator you will play a vital role in ... organization's technological capabilities. **Responsibilities Include:** + Providing System Administration and SSP/ Security support for the program in both Linux… more
    Leidos (11/15/25)
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