• Network Administrator Senior

    GovCIO (Alexandria, VA)
    **Overview** GovCIO is currently hiring a ** Senior Network Administrator ** to manage secure network operations in support of the US Coast Guard. This ... USD $126,000.00 /Yr. Submit a referral to this job (https://careers-govcio.icims.com/jobs/7300/ network - administrator - senior /job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834385473) **Location** _US-VA-Alexandria_ **ID** _2025-7300_… more
    GovCIO (12/24/25)
    - Save Job - Related Jobs - Block Source
  • Senior Principal Network

    BAE Systems (Rockville, MD)
    …with data and computing modernization experience, to join our team as a Senior Principal Network Administrator providing support to the United ... deployments, and implementing software according to engineering plans. The Senior Principal Network Administrator will...according to engineering plans. The Senior Principal Network Administrator will be involved with installation,… more
    BAE Systems (01/10/26)
    - Save Job - Related Jobs - Block Source
  • Senior System Administrator

    St. George Tanaq Corporation (Suitland, MD)
    Senior System Administrator - Network Operation Center WFH Flexible*Suitland, MD (http://maps.google.com/maps?q=Suitland+MD+USA) Job Type Full-time ... visit https://tanaq.com/tanaq-technical-services. **About the Role** We are seeking a ** Senior System Administrator - Network ...Role** We are seeking a ** Senior System Administrator - Network Operation Center** to support… more
    St. George Tanaq Corporation (11/14/25)
    - Save Job - Related Jobs - Block Source
  • Senior System Administrator

    St. George Tanaq Corporation (Suitland, MD)
    Senior System Administrator - Network Security WFH Flexible*Suitland, MD (http://maps.google.com/maps?q=Suitland+MD+USA) Job Type Full-time Description ... visit https://tanaq.com/tanaq-technical-services. **About the Role** We are seeking a ** Senior System Administrator - Network ...Role** We are seeking a ** Senior System Administrator - Network Security** to support our… more
    St. George Tanaq Corporation (11/18/25)
    - Save Job - Related Jobs - Block Source
  • Mid System/ Network Administrator

    Belay Technologies (Laurel, MD)
    …runner up in 2020 and a finalist in 2021! Belay Technologies is seeking a Senior System/ Network Administrator . The Systems Administrator (SA) provides ... operating systems enhancements to improve reliability and performance. The Systems/ Network Administrator shall possess the following qualifications: +… more
    Belay Technologies (12/08/25)
    - Save Job - Related Jobs - Block Source
  • Tier 3 Network Administrator

    Koniag Government Services (Washington, DC)
    …accounts, paid holidays, three weeks paid time off, and more. We are seeking a senior Tier 3 Network Administrator to provide elite-level support and serve ... Solutions,** a Koniag Government Services company, is seeking a Tier 3 Network Administrator to support **ATS** and our government customer in Washington, DC.… more
    Koniag Government Services (12/15/25)
    - Save Job - Related Jobs - Block Source
  • Senior Systems Administrator

    General Dynamics Information Technology (Washington, DC)
    …5 + years of related experience **US Citizenship Required:** Yes **Job Description:** Senior Systems Administrator Own your opportunity to join our team, ... our best becomes better. GDIT has an immediate opening for a Systems Administrator to fill a Core Services position supporting the NNSA (National Nuclear Security… more
    General Dynamics Information Technology (01/05/26)
    - Save Job - Related Jobs - Block Source
  • Senior Systems Administrator

    CACI International (Fort Meade, MD)
    Senior Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: ... of Travel: Local * * * **The Opportunity:** CACI is seeking a Senior Systems Administrator to provide support for implementation, troubleshooting and maintenance… more
    CACI International (12/02/25)
    - Save Job - Related Jobs - Block Source
  • Senior Linux System Administrator

    Belay Technologies (Annapolis Junction, MD)
    …up in 2020 and a finalist in 2021! Belay Technologies is seeking a Senior Linux System Administrator (SA). The SA provides support for implementation, ... day-to-day operations, monitoring and problem resolution for all of the client/server/storage/ network devices, mobile devices, etc. The SA provides Tier 1 (Help… more
    Belay Technologies (01/04/26)
    - Save Job - Related Jobs - Block Source
  • Senior Linux Systems Administrator

    Leidos (Annapolis Junction, MD)
    **Description** **Leidos** has a new and exciting opportunity for a ** Senior Linux Systems Administrator ** in our **National Security Sector's (NSS) Cyber & ... talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence… more
    Leidos (01/08/26)
    - Save Job - Related Jobs - Block Source
  • Linux Administrator , Senior

    Amentum (Hanover, MD)
    …& Intel space? If so, look no further. Amentum is seeking a **Linux Administrator , Senior ** to join our team of passionate individuals in **Hanover, MD** ... continuously trying to stay ahead of the next challenge. **Responsibilities:** This Senior Linux administrator position will provide candidates with a chance… more
    Amentum (11/21/25)
    - Save Job - Related Jobs - Block Source
  • Senior Systems Administrator 10k…

    Leidos (Annapolis Junction, MD)
    **Description** **Leidos** has a new and exciting opportunity for a Senior Systems Administrator in our **Intelligence Sector's (NSS) Cyber & Analytics Business ... team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling,...and make a difference in National** **Security!** As a Senior Systems Administrator you will play a… more
    Leidos (11/15/25)
    - Save Job - Related Jobs - Block Source
  • Senior Windows Systems Administrator

    Leidos (Arlington, VA)
    …of experience will be accepted in lieu of a degree. + 6+ years of Senior level experience in Windows server (Server OS 2019, 2022) and Windows 10/11 administration. ... Certified Practitioner (SSCP) ) Training (DISA-US1390 DCWF Windows Systems Administrator ). + Expert knowledge of Windows Active Directory infrastructure (GPOs,… more
    Leidos (01/07/26)
    - Save Job - Related Jobs - Block Source
  • Windows System Administrator

    Link Solutions Inc (Adelphi, MD)
    …for CMMI ML3 for Services and Development. Link Solutions is seeking a Windows System Administrator ( Senior -Level) to join our team at Adelphi, MD. + Must be a ... Secret Clearance + Non-remote (relocation incentive available) The Windows System Administrator ( Senior -Level) will be responsible for the installation,… more
    Link Solutions Inc (01/06/26)
    - Save Job - Related Jobs - Block Source
  • Senior ServiceNow Systems…

    SAIC (Annapolis Junction, MD)
    **Description** SAIC has an immediate opening for a ServiceNow Administrator in Annapolis Junction, on a very exciting program! In this role you will do many ... systems including day-to-day operations, monitoring and problem resolution for all client/server/storage/ network devices, mobile devices, etc + Provide Tier 1 (Help… more
    SAIC (11/06/25)
    - Save Job - Related Jobs - Block Source
  • Senior ServiceNow Platform…

    GovCIO (Washington, DC)
    **Overview** GovCIO is currently hiring for a ** Senior ** **ServiceNow Platform Administrator ** to support our USSS Network Operations and Security Center ... $135,000.00 /Yr. Submit a referral to this job (https://careers-govcio.icims.com/jobs/6168/ senior -servicenow-platform- administrator /job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834385473) **Location** _US-DC-_ **ID** _2025-6168_ **Category**… more
    GovCIO (12/07/25)
    - Save Job - Related Jobs - Block Source
  • Senior ServiceNow Administrator

    GovCIO (Washington, DC)
    **Overview** GovCIO is currently hiring a Senior ServiceNow Administrator /Developer to support our USSS Network Operations and Security Center (NOSC) ... $140,000.00 /Yr. Submit a referral to this job (https://careers-govcio.icims.com/jobs/6167/ senior -servicenow- administrator -developer/job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834385473) **Location** _US-DC-_ **ID** _2025-6167_ **Category**… more
    GovCIO (10/22/25)
    - Save Job - Related Jobs - Block Source
  • Senior Systems Administrator

    ManTech (Washington, DC)
    **MANTECH** seeks a motivated, career and customer-oriented ** Senior Systems Administrator ** to join our team in **Washington** **, DC** . **Responsibilities ... for providing support to end-user community on difficult hardware, software and network related problems, questions, and use. + Provides resolutions to out of… more
    ManTech (12/31/25)
    - Save Job - Related Jobs - Block Source
  • Senior Linux System Administrator

    ManTech (Laurel, MD)
    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 team ... Installs/loads operating system software, troubleshoots maintains integrity and configures network components along with implementing operating systems enhancements to… more
    ManTech (12/25/25)
    - Save Job - Related Jobs - Block Source
  • Mid/ Senior System Administrator

    Belay Technologies (Annapolis Junction, MD)
    …in 2020 and a finalist in 2021! Belay Technologies is seeking a System Administrator (SA) to join our intel team. The SA provides support for implementation, ... day-to-day operations, monitoring and problem resolution for all of the client/server/storage/ network devices, mobile devices, etc. The SA provides Tier 1 (Help… more
    Belay Technologies (11/19/25)
    - Save Job - Related Jobs - Block Source