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Arlington, Virginia

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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

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Full-time

USD 65.00 - 75.00 per hour

Windows Systems Administrator

Arlington, Virginia

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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

Windows Application Administrator

Hybrid in Washington, District of Columbia

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21d ago

Windows Systems Administrator / Windows Applications SupportTier 5 (Top Secret) Clearance Required Position OverviewWe are seeking an experienced Windows Systems Administrator with strong Windows application support experience to support a federal government program requiring a Tier 5 (T5) background investigation for Top Secret clearance eligibility. This role will focus on maintaining and supporting enterprise Windows operating systems and mission-critical Windows-based applications in a secur

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Contract

50 - 55

Windows System Administrator

Chantilly, Virginia

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Today

Job Number: R0236063 Windows System Administrator The Opportunity: Are you looking for an opportunity to combine your technical skills with big picture thinking to make an impact in Booz Allen? 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. Booz Allen is seeking a skilled Windows System Admin

Full-time

USD 86,800.00 - 198,000.00 per year

Windows System Administrator with an active Secret clearance

Dulles, Virginia

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3d 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

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Contract

Depends on Experience

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

Dulles, Virginia

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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

Systems Administrator (Windows)

Sterling, Virginia

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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

Systems Administrator (Linux/Windows/Cisco)

Manassas, Virginia

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28d ago

Systems Administrator (Linux/Windows/Cisco)Our client, a leading federal defense contractor has an immediate opening for an IT Systems Administrator with an active Secret clearance to work onsite at their office in Manassas, VA. As a Systems Administration Specialist, you-ll serve as a front-line interface to users with technical issues by conducting systems analysis and development to keep systems current with changing technologies. Responsibilities may include: - Day-to-day support of serve

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Contract

55 - 59

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

Arlington, Virginia

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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

Applications Administrator for Windows

Remote

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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

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Today

Full-time

USD 95,000.00 - 116,000.00 per year

Systems Engineer - Linux / Windows

Hybrid in Merrifield, Virginia

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14d 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

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Full-time

$125000

IT Administrator / On Site Arlington, VA

Arlington, Virginia

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Today

Job Description Are you looking for your next big challenge? An AI-company in the defense space is looking to hire an IT Administrator. They built technology that utilizes AI to equip advanced sensing systems to provide maritime domain awareness and solutions. They build vessel-mounted video and geolocation systems. Ideal candidates have experience with IT administration for internal users and security experience, including SSO and MFA. This role is on-site in Arlington, VA. Required Skills &

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Full-time

$120000 - $140000

Systems Analyst

Arlington, Virginia

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Today

Overview GovCIO is currently hiring for a Systems Analyst with an active Secret clearance to manage large-scale Windows-based environments, commercial off-the-shelf applications, and government-developed enterprise applications. This position will be located in Arlington, VA, and will be a hybrid position. Responsibilities Works with large-scale Windows-based environments, commercial off-the-shelf applications, and government-developed enterprise applications Provides F5 LTM administration an

Full-time

USD 115,000.00 - 135,000.00 per year

Field Technician

Hyattsville, Maryland

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11d ago

Job Title:Field Technician Location:Hyattsville, MD (On-Site) Duration: Long Term Description: Make meaningful contributions that fuel critical outcomes for some of the most complex government, defense, and intelligence projects. Join client as a Field Technician I for a career where your growth is just as important as the mission you support. Seize your opportunity to make a personal impact as a Field Technician I supporting the CDC personnel. Client is your place to make meaningful contribut

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Contract, Third Party

Depends on Experience

IT Manager

Hybrid in Tysons, Virginia

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27d ago

ITCON Services is seeking to hire a motivated and knowledgeable IT Manager to lead our team of IT specialists and engineers. The IT Manager will oversee a team responsible for supporting Azure and Office 365 infrastructure, managing new server buildouts and deployments, collaborating with the specialists to implement new features and tools, and providing day-to-day IT support. The incumbent will direct the team to work with various stakeholders to ensure servers meet technical requirements, whil

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Full-time

$100,000 - $120,000

CNE Developer (Windows)

Arlington, 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 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 Systems Admin (Microsoft Endpoint Management)

Washington, District of Columbia

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Today

Job Family: Systems Engineering Travel Required: Up to 10% Clearance Required: Active Top Secret (TS) We are seeking an experienced Senior Systems Administrator - Microsoft Endpoint Management to lead the administration, optimization, and security of enterprise endpoint environments within secure federal programs. This role will manage Microsoft Intune/Endpoint Manager, configuration baselines, device compliance, and application deployment for mission-critical federal user communities. The i

Full-time

USD 130,000.00 - 216,000.00 per year

Windows Systems Engineer

Herndon, Virginia

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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

Senior Windows System Engineer

Washington, District of Columbia

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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

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