System administration jobs in District of Columbia

IT System Administration - Senior/Specialist

Remote or Lacey, Washington

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Today

Salary : $94,620.00 - $127,248.00 Annually Location : Thurston County - Lacey, WA Job Type: Full Time - Permanent Remote Employment: Flexible/Hybrid Job Number: 2026-ITSO1193-07303 Department: Dept. of Ecology Division: Information Technology Services Opening Date: 09/02/2026 Closing Date: Continuous Salary Information: The high end of the salary range, Step M is typically a longevity step Description Keeping Washington Clean and Evergreen The Department of Ecology is hiring an IT System Adminis

Full-time

USD 94,620.00 - 127,248.00 per year

IT System Management Analyst (Linux system administration)

Remote

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30+d ago

Project description Join the Core Service Operations Server Support team responsible for 24x7x365 production and non-production support of a large-scale Unix/Linux environment with 25,000+ virtual and physical servers. The environment includes RHEL, AIX, CentOS, and Solaris platforms and requires strong operational support, security/compliance awareness, and incident resolution capabilities. Shift: Wednesday-Saturday, 4:30 PM-3:00 AM CST, 10 hours/day, 4 days/week. Responsibilities Provide pro

Full-time

ServiceNow Platform Ops Engineer

Merrifield, Virginia

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5d 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

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Third Party, Contract

$68 - $78

Azure Cloud Engineer

Washington, District of Columbia

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8d ago

Job Title: Azure Cloud Engineer Location: Washington, DC (onsite) Type: Contract Compensation: $59.47/HR on W2 Responsibilities Manage, configure, and maintain Windows and Linux operating systems across a variety of environments (on-premises and cloud). Install, configure, and troubleshoot server hardware, operating systems, and software applications. Perform routine system maintenance, updates, and patch management for both Windows and Linux systems. Monitor system performance and ensure avai

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Contract

$59.47

System Administrator

Fort Meade, Maryland

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Today

Que Technology Group, Inc., is seeking a motivated System Administrator toprovide Linux systems administration and operational support for mission-critical environments. Job responsibilities include, but are not limited to: Command-line system administration and application, data, and messaging flow management. Operations Coverage: Standard business-day coverage is 6:00 AM-6:00 PM, with team members coordinating schedules to collectively provide full coverage. Provide 24x7 after-hours on-call

Full-time

Systems Administrator II (TS/SCI w/ POLYGRAPH)

Laurel, Maryland

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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

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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

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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

Systems Administrator

Suitland-Silver Hill, Maryland

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Today

Job ID: 2617121 Location: Suitland, MD, US Date Posted: 2026-09-22 Category: Information Technology Subcategory: Sys Administrator Schedule: Full-Time Shift: Day Job Travel: No Minimum Clearance Required: TS.SCI_wPoly Clearance Level Must Be Able to Obtain: None Potential for Remote Work: ORA_ON_SITE Description ?Varen, an SAIC company is seeking an experienced Systems Administrator to join out team. This position in located in Suitland, MD and requires an active TS/SCI with polygraph

Full-time

USD 160,001.00 - 200,000.00 per year

Systems Administrator

Suitland-Silver Hill, Maryland

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Today

Job ID: 2615766 Location: Suitland, MD, US Date Posted: 2026-08-17 Category: Information Technology Subcategory: Sys Administrator Schedule: Full-Time Shift: Day Job Travel: No Minimum Clearance Required: TS.SCI_wPoly Clearance Level Must Be Able to Obtain: None Potential for Remote Work: ORA_ON_SITE Description ?Varen, an SAIC company is seeking an experienced Systems Administrator to join out team. This position in located in Suitland, MD and requires an active TS/SCI with polygraph

Full-time

USD 160,001.00 - 200,000.00 per year

DevOps Engineer

Washington, District of Columbia

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4d ago

Job Title: DevOps Engineer Location: Washington, DC (On-Site 5 days per week) Clearance Required: Active Top Secret Clearance Required to Start Job Type: Contract W2 Top Skills Kubernetes AWS Linux DevOps Engineer to support the program. This is a 100% onsite opportunity in Washington, DC. Candidates must possess an active Top Secret clearance to be considered. The ideal candidate will have strong experience with Kubernetes, AWS, Linux administration, CI/CD pipelines, and infrastructure aut

Contract

SAP Basis Admin Consultant

Washington, District of Columbia

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Today

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 within global Accenture. Recognized as a Glassdoor Top 100 Best Place to

Full-time

USD 86,400.00 - 176,200.00 per year

Senior Network Security Engineer

Hybrid in Washington, District of Columbia

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Today

About This Role The DC Office of the Chief Financial Officer (OCFO) is seeking a Senior Network Security Engineer to support the ongoing design, implementation, operation, and security of the OCFO network and its supporting security infrastructure. You will configure and secure network appliances, monitor and defend the perimeter, resolve complex technical issues, and provide network design services in compliance with OCFO security standards. This is a hybrid role in Washington, DC for candidate

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Full-time

40 - 48

System Administrator/Engineer

Washington, District of Columbia

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Today

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

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Contract

Depends on Experience

Network Engineer - Hybrid - Long term contract - Washington, DC

Hybrid in Washington, District of Columbia

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Today

Our direct client is looking for a Network Engineer for a Hybrid Long term contract in Washington, DC. Note: - Candidates local to the DMV area only J0B DESCRIPTION: - Senior Network Security Engineer II supports the ongoing design, implementation, operation and security of the OCFO network and the supporting security infrastructure. Duties & Responsibilities: - Ability to monitor and analyze data traffic patterns within the OCFO network infrastructure - Identify network problems and recommen

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Contract, Third Party

Depends on Experience

System Administrator

Arlington, Virginia

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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

ServiceNow Platform Administrator (Hybrid)

Vienna, Virginia

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Today

Overview BRMi is seeking an experienced ServiceNow Platform Administrator to support the administration, operation, maintenance, and ongoing health of the ServiceNow platform. This role is responsible for maintaining stable and secure production and non-production environments while supporting platform configurations, upgrades, integrations, plugins, and operational activities. The position works closely with ServiceNow support teams, engineering teams, vendors, and internal stakeholders to re

Full-time

USD 110,000.00 - 134,000.00 per year

Systems Administrator- Jr/Mid-level

Springfield, Virginia

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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

Senior Oracle DBA SME

Washington, District of Columbia

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2d ago

About the Company Mansai is a technology services and consulting organization focused on delivering IT solutions, database administration services, and enterprise technology support to its customers. Mansai provides skilled technical talent across areas such as database management, systems administration, and software engineering, supporting clients with contract and project-based staffing needs. The company emphasizes technical expertise, reliable service delivery, and strong collaboration with

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Contract

DOE

Cyber Incident Manager Level II

Arlington, Virginia

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Today

Cyber Incident Manager II Location: Arlington, VA (On-Site) Citizenship: US only Clearance: Active TS/SCI (DHS EOD Suitability required) Company: Argo Cyber Systems, LLC - Service-Disabled Veteran-Owned Small Business (SDVOSB) About Argo Cyber Systems Argo Cyber Systems provides mission-critical cybersecurity support to U.S. Government agencies and critical infrastructure owners nationwide. Our teams deliver rapid incident response, advanced forensics, and coordinated recovery operations t

Full-time

USD 90,000.00 - 110,000.00 per year

System administration jobs in Washington, DC, USA