system administrator Jobs in district of columbia

1 - 20 of 410 Jobs

System AdministratorJob Title - System Administrator

General DynamicsCompany Name - General Dynamics

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Falls Church, Virginia, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Secret Clearance Level Must Be Able to Obtain: Secret Public Trust/Other Required: None Job Family: Systems Administration Job Qualifications: Skills: Certifications: None Experience: ship Required: Yes Job Description: Systems Administrator Transform technology into opportunity as a Systems Administrator with GDIT. A career in enterprise IT means connecting and enhancing the systems that matter most. At GDIT you'll

Windows System AdministratorJob Title - Windows System Administrator

General DynamicsCompany Name - General Dynamics

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Arlington, Virginia, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Secret Clearance Level Must Be Able to Obtain: Secret Public Trust/Other Required: None Job Family: Systems Administration Job Qualifications: Skills: Active Directory (AD), Backup and Recovery (Software), DISA STIG, Microsoft Windows Server, VMware Certifications: None Experience: 1 + years of related experience ship Required: Yes Job Description: How the Windows Systems Administrator will make an impact: Support, mana

Mobile Device System AdministratorJob Title - Mobile Device System Administrator

NuAxis LLCCompany Name - NuAxis LLC

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Washington, District of Columbia, USA

Full-time

We are a federal IT company on a mission to make customer experience (CX) the center of every government solution. Technology is our Passion. People are our Purpose. We know tech, but we love people. NuAxis is home to thinkers and feelers, engineers and artists. We work hard and support each other along the way. Teamwork is more than just a buzzword for us; it's a state of mind. We believe happy employees do amazing work, so join our team NOW! We are currently seeking a talented and motivated M

Cloud System Administrator and EngineerJob Title - Cloud System Administrator and Engineer

Booz Allen HamiltonCompany Name - Booz Allen Hamilton

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Bethesda, Maryland, USA

Full-time

Job Number: R0223484 Cloud System Administrator and Engineer The Opportunity: Your combination of people skills and system administrator knowledge makes you the team hero, solving one problem after another. What if you could use those skills to improve the technology supporting mission-critical infrastructure? We're looking for a system administrator who can understand and design networks and systems to help us maintain and upgrade mission hardware and sof tware applications. As a system admini

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

System Administrator (Q Clearance)Job Title - System Administrator (Q Clearance)

ShorePoint, IncCompany Name - ShorePoint, Inc

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Washington, District of Columbia, USA

Full-time

Who we are: ShorePoint is a fast-growing, industry recognized and award-winning cybersecurity services firm with a focus on high-profile, high-threat, private and public-sector customers who demand experience and proven security models to protect their data. ShorePoint subscribes to a work hard, play hard mentality and celebrates individual and company successes. We are passionate about our mission and going above and beyond to deliver for our customers. We are equally passionate about an enviro

System Administrator (Sr) - Cleared (STE-A)Job Title - System Administrator (Sr) - Cleared (STE-A)

KentroCompany Name - Kentro

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Washington, District of Columbia, USA

Full-time

Description Thank you for considering IT Concepts dba Kentro, where innovation drives opportunity and collaboration leads to success. Our dynamic community of experts is fully committed to advancing our customers' missions, fostering professional growth, and making a positive impact on our communities. Our transition to Kentro in 2025 reflects a rich legacy built upon the foundation of IT Concepts. Rather than leaving ITC behind, we confidently embrace a future centered around the Core of More

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

Senior System AdministratorJob Title - Senior System Administrator

Booz Allen HamiltonCompany Name - Booz Allen Hamilton

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Fort Belvoir, Virginia, USA

Full-time

Job Number: R0222797 System Administrator, Senior The Opportunity: Your combination of people skills and technical expertise makes you the team hero, solving one problem after another. What if you could use those skills to improve the technology supporting the Department of Defense ( DoD ) ? We're looking for a systems administrator who spe cia lizes in working within classified environments, supporting agencies with a solid background in Windows operating systems, to help us build and deploy t

Senior System AdministratorJob Title - Senior System Administrator

Booz Allen HamiltonCompany Name - Booz Allen Hamilton

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Fort Belvoir, Virginia, USA

Full-time

Job Number: R0222806 System Administrator, Senior The Opportunity: Your combination of people skills and technical expertise makes you the team hero, solving one problem after another. What if you could use those skills to improve the technology supporting the Department of Defense ( DoD ) ? We're looking for a systems administrator who spe cia lizes in working within classified environments supporting agencies with a solid background in windows operating systems to help us build and deploy tech

Senior System AdministratorJob Title - Senior System Administrator

Booz Allen HamiltonCompany Name - Booz Allen Hamilton

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Washington, District of Columbia, USA

Full-time

Job Number: R0221564 System Administrator, Senior The Opportunity: Your combination of people skills and te chn ical expertise makes you the team hero, solving one problem after another. What if you could use those skills to improve the te chn ology supporting the Department of Defense ( DoD ) ? We're looking for a systems administrator who spe cia lizes in working within classified environments supporting agencies with a solid background in windows operating systems to help us build and deploy

Junior Cyber Intrusion Detection System Administrator - TS/SCI with PolygraphJob Title - Junior Cyber Intrusion Detection System Administrator - TS/SCI with Polygraph

General DynamicsCompany Name - General Dynamics

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Washington, District of Columbia, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret/SCI Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Cyber Security Job Qualifications: Skills: Cybersecurity, Firewalls, Signature-Based Detection Certifications: None Experience: 2 + years of related experience ship Required: Yes Job Description: Own your career as a Cyber Intrusion Detection System Administrator at GDIT. Here, you'll have the

Windows System Administrator (Onsite - TS/SCI Clearance Required)Job Title - Windows System Administrator (Onsite - TS/SCI Clearance Required)

RTX CorporationCompany Name - RTX Corporation

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Arlington, Virginia, USA

Full-time

Date Posted: 2025-07-03 Country: United States of America Location: VA111: 1300 N 17th Street, Arlington 1300 North 17th Street Suite 400, Arlington, VA, 22209 USA Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date.Security Clearance: TS/SCI with Polygraph RTX Corporation is an Aerospace and Defense company that provides advanced systems and services for com

Archer System Administrator and Data Management Specialist - NNSA RMFJob Title - Archer System Administrator and Data Management Specialist - NNSA RMF

Accenture LLPCompany Name - Accenture LLP

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Washington, District of Columbia, USA

Full-time

At Accenture Federal Services, nothing matters more than helping the US federal government make the nation stronger and safer and life better for people. Our 13,000+ people are united in a shared purpose to pursue the limitless potential of technology and ingenuity for clients across defense, national security, public safety, civilian, and military health organizations. Join Accenture Federal Services, a technology company and part of global Accenture, to do work that matters in a collaborative

Sr. System AdministratorJob Title - Sr. System Administrator

LeidosCompany Name - Leidos

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Odenton, Maryland, USA

Full-time

The Defense group at Leidos has a career opening for a System Administration Site Lead on a DISA contract. This role is primarily on the customer site at Ft. Meade, MD. The site lead will manage a team of 4-5 personnel providing support for assigned systems supporting Joint Worldwide Intelligence Communications System (JWICS). PRIMARY RESPONSIBILITIES: Directly report to Tier II/ Program Management on all technical and personnel concernsUtilize senior Linux sys admin experience to maintain and

Sr. System AdministratorJob Title - Sr. System Administrator

LeidosCompany Name - Leidos

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Odenton, Maryland, USA

Full-time

Description The Defense group at Leidos has a career opening for a System Administration Site Lead on a DISA contract. This role is primarily on the customer site at Ft. Meade, MD. The site lead will manage a team of 4-5 personnel providing support for assigned systems supporting Joint Worldwide Intelligence Communications System (JWICS). PRIMARY RESPONSIBILITIES:Directly report to Tier II/ Program Management on all technical and personnel concerns Utilize senior Linux sys admin experience to m

System Administrator Level 3Job Title - System Administrator Level 3

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: Linux, ServiceNow Platform, Unix Certifications: None Experience: 15 + years of related experience ship Required: Yes Job Description: Provides support for implementation, troubleshooting and maintenance of information Technology (

System Administrator Level 3Job Title - System Administrator Level 3

General Dynamics Information TechnologyCompany Name - General Dynamics Information Technology

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Maryland, USA

Full-time

System Administrator IJob Title - System Administrator I

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: Information Technology (IT), Information Technology (IT) Systems, Operating Systems (OS), Problem Resolution, Troubleshooting Certifications: None Experience: 4 + years of related experience ship Required: Yes Job Description: Syste

Restore System Administrator - TS/SCI w/PolyJob Title - Restore System Administrator - TS/SCI w/Poly

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: Backup and Recovery (Software), Disaster Recovery (DR), Information Technology (IT) Systems Certifications: None Experience: 5 + years of related experience ship Required: Yes Job Description: Restore System Administrator Transfor