Windows System Administrator jobs

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

Morrisville, North Carolina

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Today

Description & Requirements Maximus is hiring for a Windows System Administrator to join our team and to provide reliable and resilient technology resources for scientific and research teams who solve challenging environmental health and safety concerns. This role is onsite, five days a week, and requires a Public Trust security clearance. Maximus TCS (Technology and Consulting Services) Internal Job Profile Code: TCS220, T4, Band 7 Job-Specific Essential Duties and Responsibilities: - As a le

Full-time

USD 90,000.00 per year

Windows System Administrator

Hybrid in Lexington, Massachusetts

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Today

Description: Maintains operation of multi-user computer systems, including coordination of infrastructure and cloud responsibilities. Develops and designs core operating system builds. Responsible for coding, virtualization, and automation of systems. Sets up administrator and service accounts, maintains an active directory of users and system documentation, tunes system performance, installs system-wide software, and allocates mass storage space. Assesses and resolves user access problems relat

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Contract

60 - 92

Lead Windows System Administrator

Burlington, New Jersey

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Today

Location: Burlington, NJ Salary: $95,000.00 USD Annually - $120,000.00 USD Annually Description: Our client is currently seeking a Lead Windows System Administrator Burlington, NJ Location: Primarily Remote (with occasional on-site presence ~4 days/month) Employment Type: Full-time Schedule: , with on-call rotation About the Role We are seeking a talented Lead Windows System Administrator to join our infrastructure team. You will play a critical role in managing and advancing Clients Mic

Contract

USD 95,000.00 - 120,000.00 per year

Windows System Administrator (Active Top Secret Clearance)

North Charleston, South Carolina

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Today

Support enterprise Windows infrastructure for the Naval Information Warfare Center Atlantic (NIWC Atlantic) Research, Development, Test & Evaluation (RDT&E) network in North Charleston, SC. The Windows Systems Administrator provides on-site administration, sustainment, and Tier support for Microsoft Windows Server environments supporting a U.S. Navy customer. This role focuses on Active Directory, DFS, MECM, and Core Services while ensuring compliance with DoD cybersecurity standards and opera

Full-time

Windows System Administrator

Suitland-Silver Hill, Maryland

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Today

Windows Systems Administrator Location: Suitland, MD Clearance Required: Active TS/SCI Leidos is seeking an experienced Windows Systems Administrator to support critical mission operations at the Office of Naval Intelligence in Suitland, MD. This role is more than just IT-it's about enabling operations that shape national security. If you're ready to work with cutting-edge systems and make a real-world difference, we want you on our team. Primary Responsibilities: Administer and support Windo

Full-time

USD 92,300.00 - 166,850.00 per year

Windows System Administrator

Falls Church, Virginia

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Today

Type of Requisition: Regular Clearance Level Must Currently Possess: Secret Clearance Level Must Be Able to Obtain: Secret Public Trust/Other Required: None Job Family: IT Infrastructure and Operations Job Qualifications: Skills: Disaster Recovery (DR), Microsoft Windows, Monitoring Tools, Problem Resolution, System Administration Certifications: CompTIA Security+ CE | CompTIA - CompTIA, ITIL 4 Foundation | PeopleCert - PeopleCert Experience: 3 + years of related experience ship Required:

Full-time

USD 102,000.00 - 138,000.00 per year

Classified Windows System Administrator

El Segundo, California

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Today

The Aerospace Corporation is the trusted partner to the nation's space programs, solving the hardest problems and providing unmatched technical expertise. As the operator of a federally funded research and development center (FFRDC), we are broadly engaged across all aspects of space- delivering innovative solutions that span satellite, launch, ground, and cyber systems for defense, civil and commercial customers. When you join our team, you'll be part of a special collection of problem solvers,

Full-time

USD 30.80 - 56.16 per hour

Senior Windows System Administrator

Andover, Massachusetts

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Today

Date Posted: 2026-02-26 Country: United States of America Location: US-MA-ANDOVER-AN1 ~ 350 Lowell St ~ AN1 ESSEX BLDG 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: Secret - Current Security Clearance Status: Active and existing security clearance required on day 1 At Raytheon, the foundation of everything we do is rooted in ou

Full-time

USD 68,900.00 per year

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

McKinney, Texas

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Today

Date Posted: 2026-02-16 Country: United States of America Location: US-TX-MCKINNEY-513PW ~ 2501 W University Dr ~ PW BLDG 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: DoD Clearance: Top Secret Security Clearance Status: Active and existing security clearance required on day 1 RTX Corporation is an Aerospace and Defense company

Full-time

USD 68,900.00 per year

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

Windows/Intune System Administrator

Indianapolis, Indiana

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Today

Leidos Civil IT division is focused on innovation and solving complex technical problems spanning infrastructure operations, cybersecurity analytics, and application modernizations. We rely on a team of skilled staff capable of operating across technical domains, embracing challenges, and being adaptable to new technologies and new ideas. What Your Day Will Look Like Be the first point of support for end users - helping them face-to-face, by phone, and through online channels. Investigate and tr

Full-time

USD 59,150.00 - 106,925.00 per year

Windows Systems Administrator / Onsite in Wakefield, MA / VMWare

Wakefield, Massachusetts

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Today

An extremely interesting Geotechnical and Environmental consulting company based in Wakefield MA is hiring for a Senior Windows System Administrator to work on a hybrid basis in the office 3 days per week. This person will be working on a small team supporting both their Windows Servers, Active Directory, O365 and VMWare/VDI environment. The ideal candidate will be a great communicator and be excited about supporting systems and networks that allow their consults to work on things like major riv

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Full-time

$110000 - $125000

Windows Desktop Administrator

Detroit, Michigan

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8d ago

Hi, Hope you are doing good, this is Rajeev from FutureTech Consultants, LLC and I have a job opening with our direct client. Please have a look at the below job description and let me know your interest. Please share me the latest copy of your resume. Role: Windows Desktop Administrator Location: MI, SC & NC (Onsite) Duration: Long Term Contract No of Openings: 30+ openings Work Locations: MI, SC & NC (Detroit, MI , Cleveland, NC , Highpoint, NC , Mount Holly, NC, Gastonia, NC, Gaffney SC , F

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Contract, Third Party

$40 - $50

SENIOR WINDOWS SYSTEM ADMINISTRATOR

Dahlgren, Virginia

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4d ago

Summary This position is part of the Warfare Centers Personnel Demonstration Project. The NT-5 pay band encompasses positions equivalent to GS-13 and GS-14. You will serve as the Senior Windows System Administrator in the Corporate Operations Department, ACIO/Information Technology Division, IT Operations Branch (Code 1041) of the Naval Surface Warfare Center Dahlgren Division. Duties Help You will manage Windows Server and workstation environments, including installation, configuration, pa

Full-time

USD 121,785.00 - 187,093.00 per year

L3 Windows System Admin-Alpharetta, GA or Cincinnati, OH

Hybrid in Alpharetta, Georgia

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Today

Job Title: Windows L3 System Admin Alpharetta, GA or Cincinnati, OH Hybrid Role Only Independent Candidates VMware, Windows L3, Windows Server, Server Migration, Data/Storage Migration Job Description: Technical responsibility of OS & Data migration technology.Anticipate most of the work will be Windows Server/VMWARE based, however knowledge of RedHat would be highly advantageousData/Storage Migrations this may include use of tools like RoboCopy, StorageX, moving data between old and new enviro

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Full-time, Third Party

Depends on Experience

Senior Systems Administrator Windows/Azure/MS365/VMware

Wakefield, Massachusetts

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Today

This is a fulltime opportunity with a company in the Civil and Geological Engineering Consulting space. They are looking to bring on a Senior Systems Administrator to the team to help support the infrastructure and internal users. Their clients are distributed primarily across North America, and you will be supporting Systems and Infrastructure with over 1K Users. This is a hybrid onsite role in Woburn with 3 days in the office. Required Skills & Experience 5+ Years of Experience Required with t

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Full-time

USD 115,000.00 per year

Windows Unix/ Linux Administrator

Remote

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Today

Windows Unix/ Linux Administrator Location: Remote Need Secret or TS clearance Certifications Needed: CISSP, CCNA, CAP, CASP+ CE, CCISO, CND, CSSLP, CYSA+, GSLC, SSCP/ CompTIA Security + (Provide copy of Cert) Technical Skills: Skill Years/Experience needed: Oracle Cloud Infrastructure (OCI)TerraformLinuxRed Hat OS AdministrationAnsible (Software)Role Description: O&S Cloud Engineer designs, builds, maintains, and optimizes an organization's cloud infrastructure (Oracle Cloud Infrastructure ) b

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Contract

Depends on Experience

Windows Systems Administrator

Dayton, Ohio

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Today

If you're interested in being a part of an extraordinary mission, working with our customer who runs the DoD's largest supercomputing centers and operating some of the most powerful supercomputers in the world, we could use your experience and enthusiasm! You will be providing your Windows Systems Administration expertise to ensure DoD scientists have reliable access to these critical resources and in turn, will be directly supporting the warfighter. All work will be performed at our customer's

Full-time

USD 73,450.00 - 132,775.00 per year

Systems Administrator (Linux/Windows/Cisco)

Manassas, Virginia

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22d 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

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Windows System Administrator jobs