windows systems administrator jobs in 20002

Arlington, Virginia

•

Today

Job Title: Windows Systems Administrator Work Location: Hybrid; onsite 2-5 times a week in Arlington, VA (applicant must be based within a commutable distance (1-2 hours) within the DMV) Alpha Omega is seeking a qualified Systems Administrator to maintain and troubleshoot Windows and digital management systems for the organization. The Administrator will also be responsible for the management and logistics of systems tracking equipment deployment for federal law enforcement personnel. Key Resp

Full-time

USD 70,000.00 - 130,000.00 per year

Linux/Windows Systems Administrator

Manassas, Virginia

•

Today

Job Description WHAT WE'RE DOING At Lockheed Martin Rotary and Mission Systems, we are inspired by innovation and integrity. We believe that by applying the highest standards of business ethics and creative thinking, everything is within our reach - and yours as a Lockheed Martin employee. Lockheed Martin values your skills, training and education. Come and experience your future! THE WORK The Manassas Systems Administrator team is seeking to hire a full time Sr. Linux/Windows Systems Administr

Full-time

USD 81,600.00 - 143,865.00 per year

Senior Systems Administrator (Linux/Windows) - Top Secret Clearance w/SCI eligibility required

Arlington, Virginia

•

Today

Overview At AMERICAN SYSTEMS, your technical expertise directly supports national security and mission-critical systems. As an employee-owned federal government contractor, we deliver trusted solutions in support of the nation's highest priorities. We are seeking a Senior Systems Administrator to support a Special Access Program, operating in highly secure, complex environments where precision and reliability are essential. This role focuses on owning and optimizing enterprise Windows and Linu

Full-time

USD 108,100.00 per year

Systems Administrator (Windows)

Sterling, 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

Windows Administrator

Arlington, Virginia

•

Today

Job#: 3028204 Job Description: Windows Administrator Location: Arlington, Virginia (Remote) Employment Type: Contract Role Overview We are seeking an experienced Windows Administrator to support and maintain Windows-based infrastructure that enables enterprise Identity, Credential, and Access Management (ICAM) services. This role focuses on secure Windows Server operations, Active Directory, automation, and compliance to support authentication, authorization, and identity services across th

Easy Apply

Full-time

USD 65.00 - 75.00 per hour

Windows Administrator (Secret Clearance)

Fort Belvoir, Virginia

•

2d ago

WINDOWS ADMINISTRATOR (SECRET CLEARANCE REQUIRED) Location: Fort Belvoir, VA Work model:Preferred onsite in Fort Belvoir, VA (for mission support), but open to hybrid or fully remote for the right candidate. Employment Type: Direct Hire Compensation: $165-175,000/year OVERVIEW Were hiring a Windows Administrator to support and secure a Windows-based infrastructure that underpins enterprise Identity & Access Management (ICAM) servicesauthentication, authorization, and access. This role focuses o

Easy Apply

Full-time

$175000

Systems Engineer - Linux / Windows

Hybrid in Merrifield, Virginia

•

18d ago

Senior System Engineer, Linux/Windows Direct Hire First 6 months on-site, Fairfax, VA then hybrid 4 days a week on-site thereafter Salary: $120,000 to $125,000 annually, plus benefits Federal End-Client: US Citizenship required, eligible for Public Trust clearance System One IT is staffing a direct hire opening for a Linux/Windows Systems Engineer with a respected systems integrator, supporting a federal end customer in Fairfax, VA. This is an on-site position for the first 6 months, with 4 da

Easy Apply

Full-time

$125000

Windows System Administrator with an active Secret clearance

Dulles, Virginia

•

7d ago

Epic Systems is supporting a U.S. Government customer on a large mission critical development and sustainment program to design, build, deliver, and operate a network operations environment, including introducing new cyber capabilities to address emerging threats. As part of CISA IT s broader consolidation and modernization strategy, this role directly contributes to the establishment of a centralized patching core team a strategic initiative to standardize, streamline, and fortify patch managem

Easy Apply

Contract

Depends on Experience

Windows Systems Engineer

Laurel, Maryland

•

Today

Description Are you a Windows Systems Engineer who enjoys tackling real issues in a complex enterprise environment? Are you interested in a role that blends hands-on operational work with opportunities to improve and modernize infrastructure over time? If so, we?d like to talk to you. We are seeking a professional specializing in Windows systems to help build, operate, and support the physical and virtual Windows Server infrastructure. This infrastructure powers a wide range of internal ente

Full-time

Windows Systems Engineer

Laurel, Maryland

•

Today

Full-time

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

Dulles, Virginia

•

Today

Date Posted: 2026-02-13 Country: United States of America Location: US-VA-DULLES-770 ~ 22270 Pacific Blvd ~ BLDG 70 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 Type: TS/SCI with Polygraph Security Clearance Status: Active and existing security clearance required on day 1 RTX Corporation is an Aerospace and Defense company that prov

Full-time

USD 75,800.00 per year

Windows Systems Engineer

Laurel, Maryland

•

Today

Description Are you a Windows Systems Engineer who enjoys tackling real issues in a complex enterprise environment? Are you interested in a role that blends hands-on operational work with opportunities to improve and modernize infrastructure over time? If so, we'd like to talk to you. We are seeking a professional specializing in Windows systems to help build, operate, and support the physical and virtual Windows Server infrastructure. This infrastructure powers a wide range of internal ente

Full-time

USD 100,000.00 per year

Windows Systems Engineer

Herndon, Virginia

•

Today

Overview SilverEdge is a premier provider of innovative cyber, software, and intelligence solutions, addressing mission-critical challenges for the Department of Defense (DoD), Intelligence Community (IC), and beyond. We are dedicated to delivering impactful results to meet mission goals through cutting-edge technology and expertise. We are seeking a Windows Systems Engineer to join our dynamic team. This individual will play a pivotal role in developing innovative and effective solutions for o

Full-time

Sr Windows/SCCM Systems Engineer

Washington, District of Columbia

•

15d ago

DescriptionAs a senior member of the team, you will work within the team, interacting with peer teams and partner groups, scaling and deploying improvement, consolidation, migration and break/fix efforts within the enterprise.This role requires an in-depth knowledge of Microsoft Server Architecture, PowerShell Scripting, Active Directory, and Workstation Management. The right candidate will have the ability to adapt to changing technology and apply it to customer needs. Great communication, pers

Easy Apply

Contract

Depends on Experience

Systems Administrator 3

Hybrid in Linthicum Heights, Maryland

•

Today

Job Description Northrop Grumman Mission Systems is seeking a Windows Systems Administrator to join its Classified Solutions team in Linthicum, MD. Please note that the selected candidate will be required to work on-site, full-time at our Linthicum, MD campus - this is not a remote work opportunity. Clearance Type: Secret Work Shift: 1st Shift (9/80A) Responsibilities will include but not be limited to the following: Perform as a Windows/VMware systems administrator. Experience operating unde

Easy Apply

Full-time, Contract

Applications Administrator for Windows

Remote

•

Today

Overview Mano Lani LLC is looking for an enthusiastic, well-qualified individual to fill the Windows Applications Administrator position. This role offers the opportunity to work with a diverse and talented group of individuals committed to driving success. Mano Lani is an exceptional industry partner to the Department of Defense (DoD) and a leader in physical and cyber security, IT management, logistics, supply chain management, process improvement and development. The Applications Administrat

Full-time

USD 95,000.00 - 116,000.00 per year

Applications Administrator for Windows

Remote

•

Today

Full-time

USD 95,000.00 - 116,000.00 per year

Support the Army Research Laboratory (ARL) Information Technology (IT) Modernization Program

Adelphi, Maryland

•

Today

Job ID: T2506061-OTHLOC-758 Location: Adelphi, MD, US Date Posted: 2026-03-05 Category: Subcategory: Schedule: Full-Time Shift: Day Job Travel: Yes - 10% of the time Minimum Clearance Required: Secret Clearance Level Must Be Able to Obtain: Top Secret Potential for Remote Work: ORA_ON_SITE Description ? SAIC is seeking incumbents and external talent to join the Army Research Laboratory (ARL) Information Technology (IT) Modernization program and support the full range of Enterprise IT se

Full-time

USD 80,001.00 - 120,000.00 per year

CNE Developer (Windows)

Arlington, Virginia

•

Today

M9 Solutions is dedicated to providing IT services and solutions to the Federal Government by mobilizing the right people, skills, clearance levels, and technologies to help organizations who desire improved performance and modern, sustainable change. M9 has provided quality IT services and support to more than 30 Federal Agencies and multiple commercial customers nationwide. Our capabilities include digital transformation, software development, cloud migration, applications & infrastructure, cy

Full-time

USD 60,000.00 per year

Senior Windows System Engineer

Washington, District of Columbia

•

Today

Job ID: T2601074 Location: Washington, DC, US Date Posted: 2026-03-05 Category: Information Technology Subcategory: IT Systems Engineer Schedule: Full-Time Shift: Day Job Travel: No Minimum Clearance Required: None Clearance Level Must Be Able to Obtain: Public Trust Potential for Remote Work: ORA_HYBRID Description ? SAIC is seeking a well-seasoned Senior Windows System Engineer with experience in Microsoft Cloud Technologies to support Pension Benefit Guaranty Corporation (PBGC) in

Full-time

USD 120,001.00 - 160,000.00 per year

Filter Results

Job post features

Posted date

Work settings

Employment type

Distance

Employer type

Work authorization

windows systems administrator jobs in Washington, DC 20002, USA