administrator Jobs in District of Columbia

101 - 120 of 2,595 Jobs

Mid-Level Infrastructure Administrator (NEI-6)Job Title - Mid-Level Infrastructure Administrator (NEI-6)

CyberData TechnologiesCompany Name - CyberData Technologies

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Bethesda, Maryland, USA

Full-time

Job TitleMid-level Infrastructure Administrator (NEI-6) Location: Bethesda, MD CyberData Technologies is seeking a skilled Infrastructure Administrator to support the high availability IT infrastructure and operations of a clinical environment. This hybrid role involves on-site work and may require evening and weekend availability. The ideal candidate will possess strong expertise in network administration, clinical IT systems, and specific technical skills and problem-solving capabilities. Key

JIRA AdministratorJob Title - JIRA Administrator

LeidosCompany Name - Leidos

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Arlington, Virginia, USA

Full-time

The Digital Modernization sector within Leidos is seeking a JIRA Administrator to support the Compartmented Enterprise Services Office (CESO). To be successful in this role, the candidate should have experience with performing all areas of JIRA administration, including systems administration, application management, change control, risk management and validation and verification for multiple product baselines. With the CESO program, the Defense Information System Agency (DISA) is looking to tr

Senior VMware Administrator | Active TS/SCI clearanceJob Title - Senior VMware Administrator | Active TS/SCI clearance

General Dynamics Information TechnologyCompany Name - General Dynamics Information Technology

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Quantico, Virginia, USA

Full-time

Type of Requisition: Pipeline Clearance Level Must Currently Possess: Top Secret/SCI Clearance Level Must Be Able to Obtain: Top Secret/SCI Public Trust/Other Required: None Job Family: Systems Administration Job Qualifications: Skills: Computer Servers, IT management and operations, Troubleshooting, VMware Administration Certifications: Security + - CompTIA Experience: 8 + years of related experience ship Required: Yes Job Description: Transform technology into opportunity as a Senior V

Sr. System AdministratorJob Title - Sr. System Administrator

LeidosCompany Name - Leidos

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Fort Belvoir, Virginia, USA

Full-time

The Sr. System Administrator will be responsible for the functional and technical design of solutions within the DTRA ITD I3TS portfolio, including leading the technical design of solution components and developing system and technical requirements in support of customer-facing capabilities in a Data-Driven, AI ready, hybrid cloud-based environment in Fort Belvoir, VA. As a I3TS team member, you will work as part of a fast paced, Agile team to create solution designs as well as develop and manag

Senior VMware Administrator | Active TS/SCI clearanceJob Title - Senior VMware Administrator | Active TS/SCI clearance

General Dynamics Information TechnologyCompany Name - General Dynamics Information Technology

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Quantico, Virginia, USA

Full-time

Exchange AdministratorJob Title - Exchange Administrator

BuddoBotCompany Name - BuddoBot

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Quantico, Virginia, USA

Full-time

Position: Exchange Administrator Position Summary: The successful candidate will support an enterprise hybrid environment of Microsoft (MS) Exchange 2016/2019 and O365 environments on both unclassified and classified networks, supporting over 260,000 users across multiple AD domains. The messaging environment consists of MS Exchange mail services (Client Access, Hub Transport, and Mailbox server roles), Intune Mobility Services, NetApp backup and restore solutions, along with UnitySync direct

Systems Administrator - Tier 3 SupportJob Title - Systems Administrator - Tier 3 Support

GovCIOCompany Name - GovCIO

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Fairfax, Virginia, USA

Full-time

Overview GovCIO is currently hiring for a System Administrator - Tier 3 Support with an active Secret clearance in support of our DEA Bluestone program. Responsibilities Build and deploy servers. Troubleshoot issues with the servers, network, or cybersecurity risks Configure, deploy, and maintain Windows Server Update Services (WSUS) Analyze and remediate findings from Splunk; leverage Digital Guardian for data loss prevention Deploy patches, critical updates and service packs using IBM Big

IT Developer - System AdministratorJob Title - IT Developer - System Administrator

ALTA IT ServicesCompany Name - ALTA IT Services

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Vienna, Virginia, USA

Full-time

Job Title: IT Developer - System Administrator Location: Vienna, VA Type: Contract Contractor Work Model: Remote Pay Rate: Open to Both C2C and W2 options Position Type: Multiyear Contract Description: Extensive Java Development Experience: Proven expertise in building scalable and maintainable backend systems using Java. Strong Spring Boot Proficiency: Hands-on experience developing microservices and RESTful APIs with Java and Spring Boot. Cloud Experience with Microsoft Azure: Familiarity

Azure DevOps Server AdministratorJob Title - Azure DevOps Server Administrator

Summit TechnologiesCompany Name - Summit Technologies

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Washington, District of Columbia, USA

Full-time

Summit Technologies Inc. has an opportunity for an Azure DevOps Server Administrator to join our client s team in Washington, DC. The mid-level Azure DevOps Administrator's primary responsibilities will support the configuration, integration, and operation of Azure DevOps Server, with various Developer Tools. This role serves as a critical enabler for engineering teams by maintaining the DevOps infrastructure, integrating toolchains, and improving developer productivity through automation and st

Citrix Systems AdministratorJob Title - Citrix Systems Administrator

LeidosCompany Name - Leidos

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Bethesda, Maryland, USA

Full-time

At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers' success. We empower our teams, contribute to our communities, and operate sustainable practices. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community. Our Mission, Vision, and Values guide the way we do business. Employees enjoy career enrichment opportunities available through mobility and development an

SharePoint Systems AdministratorJob Title - SharePoint Systems Administrator

LeidosCompany Name - Leidos

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Alexandria, Virginia, USA

Full-time

Leidos is seeking a senior SharePoint System Administrator to support a large enterprise IT contract for the DOD. The SharePoint System Administrator will support infrastructure services, operations, and maintenance across multiple enclaves of different classifications with remote administration for server farms located in centralized data centers. The SharePoint Admin shall deploy, operate, and maintain SharePoint services, including load balancing, PKI authentication, and claims-based authenti

System AdministratorJob Title - System Administrator

SAICCompany Name - SAIC

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Fort Meade, Maryland, USA

Full-time

Job ID: 2506155 Location: FORT MEADE, MD, US Date Posted: 2025-06-18 Category: Information Technology Subcategory: Sys Administrator Schedule: Full-time Shift: Day Job Travel: No Minimum Clearance Required: TS/SCI with Poly Clearance Level Must Be Able to Obtain: None Potential for Remote Work: No Description SAIC, a leading provider of systems engineering & integration, systems development & deployment, intelligence analysis and targeting, and training solutions for the Intelligence

Systems Administrator - MidJob Title - Systems Administrator - Mid

AAC IncCompany Name - AAC Inc

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Quantico, Virginia, USA

Full-time

AAC Inc is seeking a highly skilled and motivated Systems Administrator to support efforts at the MCCOG. MCCOG is a specialized unit responsible for overseeing and executing defensive cyber operations, network operations, and cybersecurity for Marine Corps Enterprise Network (MCEN). MCCOG provides centralized management and protection of Marine Corps networks, ensuring the security, integrity, and availability of critical information systems and networks. It supports the overall mission readines

Splunk AdministratorJob Title - Splunk Administrator

LeidosCompany Name - Leidos

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Arlington, Virginia, USA

Full-time

The Digital Modernization team within Leidos' DISA IT is seeking a Splunk Administrator to work within the CESO environment. With the CESO program, the Defense Information System Agency (DISA) is looking to transform the existing Secure Web Services (SWS) environment, which provides secure information sharing to the community, into a more mature service offering to meet the DoD and intelligence communities. As part of this task order, Leidos will manage the commercial cloud migration and disest

NCIS SharePoint Administrator | TS/SCI clearanceJob Title - NCIS SharePoint Administrator | TS/SCI clearance

General Dynamics Information TechnologyCompany Name - General Dynamics Information Technology

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Quantico, Virginia, USA

Full-time

Type of Requisition: Pipeline Clearance Level Must Currently Possess: Top Secret/SCI Clearance Level Must Be Able to Obtain: Top Secret/SCI Public Trust/Other Required: None Job Family: Systems Administration Job Qualifications: Skills: .NET ASP, AvePoint DocAve, Microsoft SharePoint Administration, SnapManager for SQL Certifications: Security+ CE - CompTIA Experience: 7 + years of related experience ship Required: Yes Job Description: Transform technology into opportunity as a SharePoi

SharePoint Systems AdministratorJob Title - SharePoint Systems Administrator

LeidosCompany Name - Leidos

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Bethesda, Maryland, USA

Full-time

System Administrator Level IVJob Title - System Administrator Level IV

General Dynamics Information TechnologyCompany Name - General Dynamics Information Technology

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Maryland, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Systems Administration Job Qualifications: Skills: Computer Servers, Linux, Microsoft Windows, Troubleshooting Certifications: None Experience: 9 + years of related experience ship Required: Yes Job Description: System Administrator Level IV Transform technology into opportunity as

Printer System AdministratorJob Title - Printer System Administrator

SAICCompany Name - SAIC

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Quantico, Virginia, USA

Full-time

Job ID: 2507612 Location: QUANTICO, VA, US Date Posted: 2025-07-16 Category: Information Technology Subcategory: Technical Svcs Schedule: Full-time Shift: Day Job Travel: Yes, 10 % of the Time Minimum Clearance Required: Top Secret Clearance Level Must Be Able to Obtain: TS/SCI Potential for Remote Work: No Description Make a difference for national security by joining a team of dedicated IT professionals who will sustain, modernize and transform the enterprise IT capabilities of the

Storage Area Network (SAN) AdministratorJob Title - Storage Area Network (SAN) Administrator

BuddoBotCompany Name - BuddoBot

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Quantico, Virginia, USA

Full-time

Position: Storage Area Network (SAN) Administrator Position Summary: Our company is looking to hire a SAN Administrator to provide technical leadership and guidance for storage tasks at the customer site. The SAN Administrator will support the client s Enterprise Cloud Infrastructure Services (ECIS) Team. The ECIS team is comprised of multiple subsections/technology areas that support operations and provide management of the Government s Enterprise Network virtual and storage infrastructure se

Systems Administrator - TS/SCI with PolygraphJob Title - Systems Administrator - TS/SCI with Polygraph

General Dynamics Information TechnologyCompany Name - General Dynamics Information Technology

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McLean, Virginia, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Systems Administration Job Qualifications: Skills: Access Control (AC), Active Directory (AD), System Administration, User Account Management Certifications: None Experience: 3 + years of related experience ship Required: Yes Job Description: Transform technology into opportunity a