• Infrastructure Engineer

    CACI International (Mclean, VA)
    Infrastructure Engineer / Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph ... **The Opportunity:** CACI is seeking a highly motivated Linux System Engineer and Administrator with hands on experience with the full lifecycle development and… more
    CACI International (09/26/25)
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  • Linux System Engineer

    CACI International (Laurel, MD)
    …for clusters. **Qualifications:** _Required:_ + 14+ years of experience as an Infrastructure Engineer and System Administrator in Linux environments. ... Linux System Engineer Job Category: Information Technology Time Type: Full...will be responsible for managing and optimizing our IT infrastructure , including servers, networks, and security systems. This role… more
    CACI International (09/05/25)
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  • Senior Database Engineer /System…

    GliaCell Technologies (Annapolis Junction, MD)
    Are you a Senior Database Engineer /System Administrator who is ready for a new challenge that will launch your career to the next level? + Tired of being treated ... some amazingly talented people Job Description: GliaCell is seeking a Senior Database Engineer /System Administrator on one of our subcontracts. This is a… more
    GliaCell Technologies (11/25/25)
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  • Endpoint Security as a Service (ESS)…

    Leidos (Washington, DC)
    …**Leidos is seeking a skilled and driven Endpoint Security as a Service (ESS) Engineer and Administrator to join our team at the Washington Navy Yard ... - where innovation meets mission.** **What You'll Do** As an ESS Engineer and Administrator , you won't just maintain systems - you'll _elevate_ them. You'll be… more
    Leidos (10/03/25)
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  • M365 Administrator Engineer

    CACI International (Arlington, VA)
    M365 Administrator Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: None Employee Type: Regular Percentage ... **The Opportunity:** CACI is seeking an experienced Microsoft 365 Engineer to be part of a dynamic and high...Lead or participate in troubleshooting complex incidents with other infrastructure teams. * Assist in developing and maintaining standard… more
    CACI International (10/04/25)
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  • Security Engineer (Wiz and TVM…

    Leidos (Arlington, VA)
    **Description** Leidos has an immediate need for a Security Engineer for a customer on a highly visible and strategic Cybersecurity Task Order. The Security ... Engineer will need to be a self-starter with excellent...and Azure. + Coordinate remediation activities with DevOps and Infrastructure teams. + Develop Wiz dashboards and compliance posture… more
    Leidos (11/25/25)
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  • Cloud System Administrator

    ManTech (Hanover, MD)
    …contexts **Minimum Qualifications:** + Ten (10) years of experience as a Systems Administrator or Cloud Engineer supporting programs and contracts of similar ... team in **Hanover, MD** . Our team delivers enterprise infrastructure capabilities for a global workforce performing a wide...Directory and networking + Proven experience as a System Administrator or Cloud Engineer with practical knowledge… more
    ManTech (09/10/25)
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  • Senior Systems Administrator

    General Dynamics Information Technology (Washington, DC)
    Administrator + ITIL 4 Foundation Certification + Microsoft Certified: Azure Administrator Associate + Red Hat Certified Engineer (RHCE) + VMware Certified ... Obtain:** None **Public Trust/Other Required:** None **Job Family:** IT Infrastructure and Operations **Skills:** Linux,Microsoft Windows,System Administration **Experience:** 5… more
    General Dynamics Information Technology (09/16/25)
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  • Sr. Principal NetApp Storage Administrator

    Northrop Grumman (Linthicum Heights, MD)
    …& Digital Office (CIDO) organization is seeking a senior NetApp Storage Administrator with expertise in NetApp storage management to join its Classified Solutions ... but not be limited to the following: + Serve as a systems administrator with shared responsibility for the effective maintenance and operational activities of the… more
    Northrop Grumman (10/16/25)
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  • Principal Server Administrator

    BAE Systems (Washington, DC)
    …Experience, & Skills** + Certifications such as RHCE (Red Hat Certified Engineer ), MCSA/MCSE (Microsoft), or AWS Certified SysOps Administrator - Associate ... that enable our customers to achieve their missions. As a **Principal Server Administrator ** , you'll play a critical role in providing exceptional IT support to… more
    BAE Systems (10/30/25)
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  • Fidelis Administrator - Active TS/SCI…

    ENS Solutions (College Park, MD)
    …Experience automating deployments and configuration management. + Experience as a network administrator or systems engineer . + Experience in using Active ... administration. Requirements + 3+ years of experience as a system administrator + Experience with installing or configuring devices, applications, and security… more
    ENS Solutions (09/27/25)
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  • Senior Database Administrator

    Koniag Government Services (Washington, DC)
    …LLC,** a Koniag Government Services company, is seeking a Senior Database Administrator / Engineer with a Top-Secret security clearance with SCI eligibility to ... paid time off, and more. **Position Description:** The Senior Database Administrator / Engineer will be responsible for designing, implementing, and maintaining… more
    Koniag Government Services (09/10/25)
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  • Cybersecurity Incident Response…

    GovCIO (Washington, DC)
    …be a remote position. **Responsibilities** The Senior Cybersecurity Incident Response Administrator (Information Assurance Engineer - Senior) will be responsible ... **Overview** GovCIO is currently hiring for Cybersecurity Incident Respose Administrator to be responsible forSecurity Information and Event Management (SIEM)… more
    GovCIO (09/24/25)
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  • System Administrator

    BAE Systems (Washington, DC)
    **Job Description** BAE Systems is seeking an on-site System Administrator at Washington Navy Yard supporting our work as a prime contractor on a high-profile US ... successful candidate to possess and demonstrate. As a System Administrator you will work with a Team to install,...100,000 people in more than 40 countries. We develop, engineer , manufacture, and support products and systems to protect… more
    BAE Systems (11/15/25)
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  • Linux Systems Administrator

    CACI International (Fort Meade, MD)
    Linux Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: ... being assembled by CACI, Inc! We have an opening for a **Linux Systems Administrator ** with an active TS/SCI w/Polygraph clearance. If you thrive in a fast-paced and… more
    CACI International (10/29/25)
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  • Network Administrator

    Nightwing (Sterling, VA)
    …intelligence community, defense, civil, and commercial markets. Job Title: Network Administrator Location: Sterling, VA Clearance: TS/SCI Poly **This position is ... CONTINGENT upon contract award** The Network Administrator (NA) collaboratively works closely with the leadership, CPM/CPO, FE SRE and Product Team (Platform) to… more
    Nightwing (09/26/25)
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  • Expert Database Administrator - PostgreSQL

    Ensono (Washington, DC)
    Expert Database Administrator - PostgreSQLRemote - United StatesJR012575 At Ensono, our Purpose is to be a relentless ally, disrupting the status quo and unleashing ... PASSION **Role Summary** We are seeking an Expert-Level PostgreSQL Database Administrator (DBA) to lead large-scale database modernization and migration initiatives… more
    Ensono (11/22/25)
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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 Windows ... every configuration meets the mission's uptime demands. When the infrastructure is resilient, the mission never stops - and...be the reason why. What You'll Work On: + Engineer and maintain enterprise Windows Server and Linux environments… more
    BOOZ, ALLEN & HAMILTON, INC. (11/24/25)
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  • Cybersecurity Network Defense Administrator

    GovCIO (Washington, DC)
    …be a remote position. **Responsibilities** The Senior Cybersecurity Network Defense Administrator (Information Assurance Engineer - Senior) will be responsible ... guidelines and best practices. The role includes managing ACAS infrastructure , configuration, scanning, reporting, and analysis activities in accordance with… more
    GovCIO (09/25/25)
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  • System Administrator 2

    M. C. Dean (Annapolis Junction, MD)
    …powering, automating, integrating, and securing the world's most critical infrastructure and facilities. This translates into fulfilling opportunities for employees ... will join forces with more than 5,800 professionals who engineer and deploy automated, secure and resilient power and...world for the better. We are seeking a **System Administrator 2** to join our **Security and Electronic Systems… more
    M. C. Dean (11/05/25)
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