System administration jobs in District of Columbia

L&I IT System Administration - Senior/Specialist

Remote or Tumwater, Washington

•

Today

Salary : $94,620.00 - $127,248.00 Annually Location : Thurston County - Tumwater, WA Job Type: Full Time - Permanent Remote Employment: Remote Optional Job Number: 2026-08211 Department: Dept. of Labor & Industries Division: Information Technology - Enterprise Computing & Support Services Opening Date: 10/08/2026 Closing Date: 10/22/2026 11:59 PM Pacific Salary Information: The high end of the salary range, Step M is typically a longevity step Description Our Mission: Keep Washington Safe and Wo

Full-time

USD 94,620.00 - 127,248.00 per year

System Administrator (Network Management, Windows and Linux Network Administration)-(TS/SCI with FS-Full Scope Polygraph)

Annapolis, Maryland

•

16d ago

Title: System Administrator 2 Location: Annapolis Junction, MD (Onsite) Duration: Long-Term Clearance required: (TS/SCI with FS-Full Scope Polygraph) Rate part: Open The 10+ years of experience must be in system administration or an extremely related discipline. Their degree must be in a technical discipline. Requirements: 10+ years of IT experience, including Windows and Linux Network Administration experience + a BS (or 15+ years of experience without a degree) SAS requires a CITE Facility A

Easy Apply

Full-time, Third Party

Depends on Experience

Business Intel Analyst

Hybrid in Merrifield, Virginia

•

12d ago

Job Title: Business Intel Analyst Location: Vienna, VA Work Model: Hybrid onsite and remote Responsibilities li>Support Quality Control Risk Management by delivering accurate, timely, and actionable reporting and analytics for QCRM leaders, Real Estate Lending business partners, and audit or exam stakeholders. Maintain recurring reports and dashboards, validate reporting outputs, analyze trends and risks, support system administration activities, and translate business needs into clear reporti

Easy Apply

Contract

Depends on Experience

ServiceNow Platform Ops Engineer

Merrifield, Virginia

•

26d ago

Title: ServiceNow Platform Ops Engineer Location: Merrifield, VA Employment Type: Contract Compensation: Pay Range;$68.00-$78.00 Per Hr Description This position involves administering and maintaining both production and non-production environments of a widely-used IT service management platform. The role is remote and contract-based, focusing on ensuring platform health, performance, and compliance with security standards. The successful candidate will handle operational support, incident ma

Easy Apply

Contract, Third Party

$68 - $78

Systems Administrator II (TS/SCI w/ POLYGRAPH)

Laurel, Maryland

•

Today

COMSO, Inc. is a powerhouse when it comes to empowering federal government stakeholders to fulfill their mission with confidence and efficiency. Our staff brings knowledgeable IT systems expertise, software development proficiency, innovative learning solutions for workforce development, and exceptional operations and production support. We were founded in 1988, and remain a recognized woman owned small business, operating in several states including Maryland, Georgia, Hawaii, Texas, and Alaska.

Full-time

USD 130,000.00 - 140,000.00 per year

Computer Systems Engineer / Architect - Pipeline

Fort Meade, Maryland

•

Today

TS/SCI FS poly required. *This is a pipeline position for an anticipated new contract, with staffing expected to begin in November 2026. Employment opportunities are contingent upon final staffing requirements. Applications are being accepted in advance to identify qualified candidates for potential openings.* Description Design and develop solutions to complex applications problems, system administration issues, or network concerns. Perform systems management and integration functions. Requi

Full-time

Network Analyst

Falls Church, Virginia

•

Today

Summary Serves as a member of a team of network analysts required for performing complex divisionwide support for functional networks and applications systems to include network configuration, installation, problem determination, and documentation. Qualifications Required Any combination of education and experience equivalent to a bachelor's degree in computer science or a related field.Four (4) years of experience in network configuation, installation, troubleshooting, documentation, and sof

Full-time

USD 96,099.00 - 166,800.00 per year

System Administrator/Engineer

Washington, District of Columbia

•

22d ago

Position Summary: Title: IT Analyst Standard II Duration: Long Term Location: Washington, DC 20433(100% onsite) Duties and Accountabilities: Proven experience with Windows 11 and Microsoft Intune administration, together with working knowledge of Microsoft 365 applications and services, is required to help maintain a stable and effective desktop platform.Experience with Windows debugging and PowerShell scripting is required; experience with C# development is desirable.Broad understanding of Op

Easy Apply

Contract

Depends on Experience

System Administrator

Arlington, Virginia

•

Today

The System Administrator is responsible for the daily operation, maintenance, and security of the War Data Platform (WDP) infrastructure. This person will perform hands-on system administration tasks, including managing user accounts, permissions, and system configurations in accordance with established operational policies. This person will implement and maintain system monitoring tools, configure and manage backup and recovery systems, and automate routine administrative tasks using scripting

Full-time

USD 107,000.00 - 220,000.00 per year

Data Scientist--JIATF

Alexandria, Virginia

•

Today

Job Title: Data Scientist--JIATF Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: Secret Employee Type: Regular Percentage of Travel Required: Up to 25% Type of Travel: Continental US * * * The Opportunity: The person in this role will Perform as a Data Scientist for a Joint Interagency Task Force that reports to the Deputy Secretary of Defense, to better align authorities and resources to rapidly deliver Joint C-sUAS capabilities to America

Full-time

USD 86,600.00 - 181,800.00 per year

Senior Windows Systems Engineer

Hybrid in Washington, District of Columbia

•

16d ago

<>OverviewWe are seeking a Senior Windows Systems Engineer to support the design, implementation, administration, and modernization of enterprise Windows infrastructure and cloud-based services. This is a hands-on engineering role responsible for maintaining highly available, secure, and scalable environments while serving as a technical lead and escalation point for complex issues. The position also provides mentorship to system administrators and contributes to infrastructure standards, automa

Easy Apply

Contract

70 - 75

(Cyber) Incident Management Analyst - 1st Shift

Arlington, Virginia

•

Today

Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers' most demanding challenges. Our capabilities include cyber space operations, cyber defense and resiliency, vulnerability research, ubiquitous technical surveillance, data intelligence, lifecycle mission enablement, and software modernization. Nightwing brings disruptive technologies, agility, and competitive offerings to customers in th

Full-time

USD 77,000.00 - 163,000.00 per year

Tier 2 / Systems Administrator - ONSITE - Active Top Secret required

Washington, District of Columbia

•

Today

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret Clearance Level Must Be Able to Obtain: Top Secret/SCI Public Trust/Other Required: None Job Family: IT Infrastructure and Operations Job Qualifications: Skills: IT System Administration, System Administration, Windows System Administration Certifications: None Experience: 3 + years of related experience ship Required: Yes Job Description: Tier 2 System Administrator Advance how our customers operate while yo

Full-time

USD 93,662.00 per year

Systems Administrator- Jr/Mid-level

Springfield, Virginia

•

Today

Systems Administrator - Jr/Mid-level Location: Springfield, VA Required Clearance: TS/SCI FSP Employment Type: Full-Time Regular Shift: Day Travel: No Relocation Assistance: YesPrimary Responsibilities: Systems Administrator performing system security administration functions; managing customer accounts via Active Directory; troubleshooting and diagnosing and correction of problems; plans, tests, installs, and integrate new and upgraded versions of the relevant operating systems, third party so

Full-time

USD 75,000.00 - 130,000.00 per year

Systems Administrator

Fort Meade, Maryland

•

Today

Overview VTG is seeking an experienced Systems Administrator to support the implementation, operation, troubleshooting, and maintenance of mission-critical IT systems. This position requires a strong Linux background and hands-on experience supporting servers, networks, virtualized environments, and infrastructure in challenging operational environments. Eligible candidates may receive a sign-on bonus of up to $10,000, making this an exceptional opportunity to join a mission-critical team supp

Full-time

USD 100,000.00 - 135,000.00 per year

System Engineer/ Enterprise Architect

Quantico, Virginia

•

2d ago

Job Title: Senior Enterprise Architect/ System Admin Location: Quantico, VA (Onsite) Status: Full-time Clearance: Active Top Secret clearance Yakshna Solutions, Inc., (YSI) is a CMMI Level 3 assessed, ISO 9001, 20000:1, 27001 certified, woman-owned small business enterprises, headquartered in Herndon, VA, USA. YSI provides professional IT solutions and services to business corporations and government organizations. YSI is committed to serving business communities as a leading IT vendor providin

Easy Apply

Full-time

$118,000 - $120,000

System Administrator/Architect

Quantico, Virginia

•

2d ago

Easy Apply

Full-time

$118,000 - $120,000

System Administrator/Architect

Quantico, Virginia

•

2d ago

Easy Apply

Full-time

$118,000 - $120,000

System Administrator

Washington, District of Columbia

•

Today

Business Technology Integrators (BTI) is a Service-Disabled Veteran-Owned Small Business (SDVOSB) with more than 25 years of experience delivering innovative and reliable IT and engineering solutions to the Federal Government. BTI supports mission-critical programs across defense and civilian agencies, with core expertise in cybersecurity, program management, enterprise IT, and technical oversight services. Position Overview: The Systems Administrator will provide enterprise system administrat

Full-time

Systems Administrator, Senior- Red Hat Linux & Windows (Top Secret w/SCI eligibility)

Washington, District of Columbia

•

Today

Overview AMERICAN SYSTEMS, a 100% employee-owned federal contracting company, is seeking a Senior Systems Administrator with strong Red Hat Linux CLI and Windows administration experience to support a Special Access Program in Washington, DC. This role focuses on owning and optimizing enterprise Linux & Windows infrastructure across multiple datacenters, partnering with cybersecurity and engineering teams, and providing Tier support for systems that cannot fail. Role includes a $5,000 sign-o

Full-time

USD 150,000.00 per year

System administration jobs in Washington, DC, USA