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Washington, District of Columbia

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Today

Job#: 3037715 Job Description: We're looking for a Windows Systems Administrator - Team Lead to support and engineer mission-critical systems within a classified DoD environment. This role combines hands-on technical work with team leadership, providing advanced (Tier 2/3) support while guiding daily operations across enterprise Windows infrastructure. You'll play a key role in maintaining secure, high-availability systems and driving improvements across server, network, and virtualization envi

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Full-time

Windows System Administrator

Indian Head, Maryland

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Today

Job Number: R0241372 Windows System Administrator The Opportunity: Are you looking for an opportunity to combine your technical skills with big picture thinking to make an impact? You understand your customer's environment and how to develop the right systems for their mission. Your ability to translate real-world needs into technical specifications makes you an integral part of delivering a customer-focused engineering solution. We are seeking a skilled Windows System Administrator to join ou

Full-time

USD 62,000.00 - 141,000.00 per year

Windows System Administrator

Laurel, Maryland

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3d ago

MANTECH seeks a motivated, career and customer-oriented Windows System Administrator to join our team in Laurel, MD. Responsibilities:Include but are not limited to: Design, deploy, and administer virtualized Windows platforms using VMware.Work with security teams to support systems security compliance (certification and accreditation).Automate account provisioning, disabling and archiving using PowerShell, Bash and Python scriptingConduct Nessus scanning and execute targeted remediation strate

Full-time

Windows System Administrator

McLean, Virginia

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3d ago

Responsibilities: Sustain and improve the organization's Windows infrastructure as part of a collaborative systems team. Your focus will span operations, security, and integration of hardware and software.Research and resolve operating system problems efficiently and accurately in adherence to organizational standardsTroubleshoot operating system issues and collaborate with cross-functional teams including application development and networkingBuild and harden Windows servers, establish and man

Full-time

Windows System Administrator (TS/SCI)

Fort Belvoir, Virginia

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3d ago

Koniag IT Solutions, a Koniag Government Services company, is seeking an experienced Windows Systems Administrator with an active TS/SCI Clearance to support and maintain secure, mission-critical IT environments for our government client. This position is for a Future New Business Opportunity. We offer competitive compensation and an extraordinary benefits package including health, dental, and vision insurance, 401K with company matching, flexible spending accounts, paid holidays, three weeks p

Full-time

Windows & Mac System Administrator - Virginia (VA), Washington, DC, Maryland (DMV Area) Onsite

Washington, District of Columbia

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Yesterday

Job Title: Windows & Mac System Administrator Location: Virginia (VA), Washington, DC, Maryland (DMV Area) Onsite Key ResponsibilitiesAdminister and support Windows Server, Windows 10/11, and macOS environments.Manage Active Directory, Group Policy, Azure AD, and user account administration.Deploy, configure, and maintain Windows and Mac devices across the organization.Manage endpoint management tools such as Microsoft Intune, Jamf, SCCM/MECM, or similar platforms.Monitor system performance, tro

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Third Party, Contract

Depends on Experience

SCCM/Windows Systems Administrator

Bethesda, Maryland

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3d ago

Leidos Digital Modernization is seeking a skilled SCCM/Windows Systems Administrator to support the Defense Intelligence Agency (DIA) National Digital Exploitation & OSINT Center (NDOC) IT Operations and Maintenance (O&M) program. This is a mission-critical role providing engineering and operational support to Windows server environments across connected and disconnected networks. The Windows Engineer will design, maintain, and secure Windows platforms while ensuring patch deployment and lifecyc

Full-time

USD 73,450.00 - 132,775.00 per year

Systems Administrator, Senior (Linux/Windows)

Arlington, Virginia

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3d ago

Overview AMERICAN SYSTEMS, a 100% employee-owned federal contracting company, is seeking a Senior Systems Administrator with Linux and Windows administration experience 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 Linux & Windows infrastructure across multiple datacenters, partnering with cybersecurity and engineering teams, and providing Tier support fo

Full-time

USD 140,000.00 per year

Windows Systems Administrator

Chantilly, Virginia

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3d ago

MANTECH seeks a skilled and motivated Windows Systems Administrator to join our team of top Information Technology and Analytic professionals in Chantilly, VA. You will play a vital role in maintaining and enhancing the Sponsor?s Windows environment, contributing to national security through technical excellence. This dynamic role is embedded in an innovative Big Data ecosystem where collaboration and growth are encouraged. Responsibilities include but are not limited to: You will help sustain

Full-time

Windows Desktop Administrator (TS/SCI)

Fort Belvoir, Virginia

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3d ago

Koniag IT Solutions, a Koniag Government Services company, is seeking an experienced Senior Windows Desktop Administrator with an active TS/SCI clearance to provide advanced technical support, troubleshooting, and systems administration across enterprise Windows environments. This position is for a Future New Business Opportunity. We offer competitive compensation and an extraordinary benefits package including health, dental, and vision insurance, 401K with company matching, flexible spending a

Full-time

Senior Windows Administrator

Laurel, Maryland

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3d ago

Description Do you thrive in a fast-paced, dynamic classified environment? Do you want to be empowered to take ownership of enterprise active directory domain infrastructure and have a direct impact on the reliability, performance, and security of critically important systems? Are you interested in working with a wide range of technologies, building supervising solutions from the ground up, and helping drive operational excellence across complex infrastructure environments? If so, we're look

Full-time

USD 100,000.00 per year

Windows Systems Administrator

Remote

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Today

Job ID: 2613793 Location: Remote Work, TX, US Date Posted: 2026-06-17 Category: Information Technology Subcategory: Sys Administrator 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_REMOTE Description Seeking a seasoned System Administrator with strong knowledge of creating plans to assure effective management, operations, and maintenance of system and application. We are

Full-time

USD 80,001.00 - 120,000.00 per year

Windows CNO Developer

Herndon, Virginia

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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 that 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 IT Talent Solutions, Data Delivery & Analytics, Cyber Security, Cloud Migration, Applications a

Full-time

USD 180,000.00 - 250,000.00 per year

Windows Systems Engineer - TS/SCI w/Polygraph

Chantilly, Virginia

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3d ago

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain: None Public Trust/Other Required: None Job Family: IT Infrastructure and Operations Job Qualifications: Skills: Microsoft SQL Database, VMware Clusters, Windows Engineering, Windows System Administration Certifications: None Experience: 15 + years of related experience ship Required: Yes Job Description: At GDIT, people are our differentiator. As a Windo

Full-time

USD 199,750.00 - 270,250.00 per year

Senior Software Engineer, Windows/Desktop Applications - Washington, DC, USA

Washington, District of Columbia

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3d ago

Mission The mission of Speechify is to make sure that reading is never a barrier to learning. Over 50 million people use Speechify's text-to-speech products to turn whatever they're reading - PDFs, books, Google Docs, news articles, websites - into audio, so they can read faster, read more, and remember more. Speechify's text-to-speech reading products include its iOS app, Android App, Mac App, Chrome Extension, and Web App. Google recently named Speechify the Chrome Extension of the Year and

Full-time

USD 140,000.00 - 200,000.00 per year

Senior Software Engineer, Windows/Desktop Applications - Reston, VA, USA

Reston, Virginia

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3d ago

Full-time

USD 140,000.00 - 200,000.00 per year

Senior Software Engineer, Windows/Desktop Applications - Silver Spring, MD, USA

Silver Spring, Maryland

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3d ago

Full-time

USD 140,000.00 - 200,000.00 per year

Windows Engineer

Quantico, Virginia

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Today

Job ID: 2613752 Location: Quantico, VA, US Date Posted: 2026-06-16 Category: Information Technology Subcategory: Sys Administrator Schedule: Full-Time Shift: Day Job Travel: Yes - 10% of the time Minimum Clearance Required: TS.SCI Clearance Level Must Be Able to Obtain: None Potential for Remote Work: ORA_ON_SITE Description Introduction Make a difference for national security by joining a team of dedicated IT professionals who will sustain, modernize and transform the enterprise IT ca

Full-time

Senior Server Windows Engineer

Washington, District of Columbia

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Today

Job ID: 2613807 Location: Washington, DC, US Date Posted: 2026-06-17 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_ON_SITE Description The Senior Server Windows Engineer will provide systems administration and migration support for over 2000 windows operating on-premises and cloud tenants/environments with

Full-time

USD 80,001.00 - 120,000.00 per year

Windows Systems Engineer

Herndon, Virginia

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3d ago

Overview We are seeking an experienced Windows Systems Engineer to support a mission-focused enterprise environment, responsible for designing, implementing, and maintaining Windows-based infrastructure and enterprise cybersecurity platforms, including Trellix security solutions. The ideal candidate will support endpoint security operations, threat detection and response capabilities, and ensure system availability, performance, and compliance across complex enterprise environments. What will

Full-time

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