Windows Administrator Jobs

1 - 20 of 1,944 Jobs

Windows AdministratorJob Title - Windows Administrator

Maximus, Inc.Company Name - Maximus, Inc.

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Maryland, USA

Full-time

Description & Requirements Maximus is seeking a Senior Windows Administrator to join our team. As a Senior Windows Administrator, you will be responsible for overseeing the design, implementation, and maintenance of windows-based servers and systems. Your role will involve managing server infrastructure, troubleshooting issues, and ensuring the reliability and security of the Windows environment. This position is an onsite role, 5 days a week and requires a secret clearance. Maximus TCS (Technol

Systems Administrator (Windows / Linux) / Hybrid: Highlands Ranch, COJob Title - Systems Administrator (Windows / Linux) / Hybrid: Highlands Ranch, CO

Lockheed Martin CorporationCompany Name - Lockheed Martin Corporation

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Remote or Highlands Ranch, Colorado, USA

Full-time

Job Description Lockheed Martin's Enterprise Business & Digital Transformation (EBDT) organization employees are the core of everything we do, and they are helping the future arrive. As a leading technology innovation company, our team of over 100,000 people works with partners around the world to bring proven performance to our customers' toughest challenges. Headquartered in Bethesda, MD, Lockheed Martin has employees based in all 50 states and more than 570 facilities that span 70 countries.

Windows AdministratorJob Title - Windows Administrator

Innovative Information Technologies, IncCompany Name - Innovative Information Technologies, Inc

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Jersey City, New Jersey, USA

Contract

Job Summary The Windows Administrator is responsible for the effective provisioning, installation, configuration, operation, and maintenance of Windows-based servers, desktops, laptops, systems, and related infrastructure. This role ensures the stability, integrity, and efficient operation of in-house computer systems, cloud services, and end-user environments that support core organizational functions. The Windows Administrator will play a key role in ensuring system performance, security, and

Linux/Windows Senior Systems AdministratorJob Title - Linux/Windows Senior Systems Administrator

Lockheed Martin CorporationCompany Name - Lockheed Martin Corporation

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San Diego, California, USA

Full-time

Job Description WHO WE ARE Lockheed Martin is a global leader in aerospace, defense, and technology solutions, dedicated to pushing the boundaries of innovation and shaping the future of the industry. With a rich legacy of excellence and a commitment to delivering advanced capabilities to our customers, we are proud to be at the forefront of cutting-edge technology and engineering. WHAT WE'RE DOING At Lockheed Martin, we're revolutionizing the aerospace and defense sector through groundbreakin

Linux/Windows System AdministratorJob Title - Linux/Windows System Administrator

Lockheed Martin CorporationCompany Name - Lockheed Martin Corporation

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Moorestown, New Jersey, USA

Full-time

Job Description WHAT WE'RE DOING The AEGIS O&M program is seeking a Linux/Windows System Administrator in Moorestown NJ. This facility houses both Navy and Lockheed Martin personnel. It primarily serves as a research and development facility for the AEGIS Combat System. AEGIS is a revolutionary naval air defense system capable of guarding against missile threats from land, sea and air. WHO WE ARE Our current team handles everything from: Periodically travelling to different customer sites ar

Windows Systems AdministratorJob Title - Windows Systems Administrator

SAICCompany Name - SAIC

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Adelphi, Maryland, USA

Full-time

Job ID: 2507346 Location: ADELPHI, MD, US Date Posted: 2025-07-08 Category: Information Technology Subcategory: Sys Administrator Schedule: Full-time Shift: Day Job Travel: No Minimum Clearance Required: Top Secret Clearance Level Must Be Able to Obtain: None Potential for Remote Work: No Description SAIC is seeking a proven Windows Systems Administrator to join the Army Research Laboratory (ARL) Information Technology (IT) Modernization program and support the full range of Enterpris

Sr. Windows Administrator/Test Lab Manager TS/SCI Poly SAN DIEGO, CAJob Title - Sr. Windows Administrator/Test Lab Manager TS/SCI Poly SAN DIEGO, CA

LeidosCompany Name - Leidos

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San Diego, California, USA

Full-time

Come join our exciting and fast-growing National Security Group! This position is located in San Diego, CA. *You must have an active TS/SCI Polygraph up front. No exceptions.* We are hiring a Senior Windows Administrator / Test Lab Manager to join a high performing agile team using the Scaled Agile Framework (SAFe) methodology to support a highly complex and fast-paced program. You will be responsible for performing daily system administration and O&M support activities in support of a comple

Windows/Azure Administrator - OnsiteJob Title - Windows/Azure Administrator - Onsite

MSYS Inc.Company Name - MSYS Inc.

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Raleigh, North Carolina, USA

Contract

Title: Windows/Azure Administrator - Onsite Location: Raleigh, NC, United States Length: Long term Restriction: W2 or C2C Description: Interview Type: In Person Only Very long term project; initial PO for 1 year, expect to go for 4+ years Onsite Key Responsibilities Assisting with implementing securitymeasures and monitor access to protect data and ensure compliance with relevantregulations.Set up and maintain cloud servers, applicationsand services, resolving any issues that arise.Monitor and m

Windows Systems AdministratorJob Title - Windows Systems Administrator

LeidosCompany Name - Leidos

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Arlington, Virginia, USA

Full-time

We are currently seeking a Windows Systems Administrator to join the Compartmented Enterprise Services Office (CESO) effort. This program is establishing a modern secure web service (SWS) operation as part of a state-of-the-art, highly automated platform capable of supporting a rapidly expanding customer population. Apply today to become part of the Leidos team that is assisting CESO as they migrate to a high security cloud environment by providing network and communication services, monitoring

Active Directory & Office 365 Administrator / Windows Systems Administrator / AD AdministratorJob Title - Active Directory & Office 365 Administrator / Windows Systems Administrator / AD Administrator

Orpine.comCompany Name - Orpine.com

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Las Vegas, Nevada, USA

Contract, Third Party

Job Title: Windows Systems Administrator Location: Las Vegas, NVType: ContractDuration: 6 Months Job Description:We are seeking a skilled Windows Systems Administrator with strong expertise in Active Directory, DNS, and Office 365. The ideal candidate will have hands-on experience with Exchange Online (including transport rules), Azure AD, and scripting with PowerShell. Familiarity with Windows failover clustering, IIS, and PKI (certificates) is a plus. Key Skills: Windows Active Directory & Dom

Senior Windows System AdministratorJob Title - Senior Windows System Administrator

Motion Recruitment Partners, LLCCompany Name - Motion Recruitment Partners, LLC

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Phoenix, Arizona, USA

Full-time

We are looking for a Senior System Administrator to join this growing team! This is a full-time, remote position; however, we are seeking someone located in the greater Phoenix area who can come into the office occasionally for mission-critical events and team-building activities. Are you looking for a dynamic opportunity with a Phoenix-based company to work as a Senior System Administrator? Look no further-this could be the opportunity for you! As a Senior System Administrator, you will play a

Senior Windows Systems Administrator VMWare SMEJob Title - Senior Windows Systems Administrator VMWare SME

SAICCompany Name - SAIC

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Chantilly, Virginia, USA

Full-time

Job ID: 2506329 Location: CHANTILLY, VA, US Date Posted: 2025-06-03 Category: Information Technology Subcategory: IT Systems Engineer Schedule: Full-time Shift: Day Job Travel: No Minimum Clearance Required: TS/SCI with Poly Clearance Level Must Be Able to Obtain: None Potential for Remote Work: No Description SAIC is looking for an ambitious Senior Level System Administrator/VMWare SME like you! Candidates will join a fast-paced and growing team of System Administrators in supporting

System Administrator (Windows or Linix Admin)Job Title - System Administrator (Windows or Linix Admin)

MindlanceCompany Name - Mindlance

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New Castle, Delaware, USA

Contract

System Administrator (Windows or Linix Admin) Location: New Castle, DE 19720, USA Duration: 12 months (possible extension or conversion) Job Description Must have 5 years of experience in system Administration (windows or Linux server Admin)Should have basic netwrking experience.PKI expereince is an added advantage.Security (network or cyber) is an added advantage.Linux OS expereince is mandatory.Good to Have Certifications (CISSP, CCNA/CCNP, CEH, Redhat, ITIL, MCSE)

Senior Systems Administrator (Linux/Windows)Job Title - Senior Systems Administrator (Linux/Windows)

GovCIOCompany Name - GovCIO

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Remote

Full-time

Overview GovCIO is hiring for a Senior Systems Administrator (Linux and Windows) to provide on-going support for the administration of the core system applications and perform operational tasks such as monitoring system resources and perform routine maintenance tasks in support of 24x7 life cycle applications to include on-call support. Work location is in Washington, DC and will be a hybrid remote with periodic onsite customer work activities. Must be willing to work nights, have an active Sec

Systems/Network Administrator / Windows / Bluffton, SCJob Title - Systems/Network Administrator / Windows / Bluffton, SC

Motion Recruitment Partners, LLCCompany Name - Motion Recruitment Partners, LLC

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Bluffton, South Carolina, USA

Full-time

A growing and extremely stable Managed Service Provider in Bluffton, SC is currently looking to bring on a Systems/Network Administrator with experience working in a professional environment. In this role you'll work with as a somewhat Jack of all trades supporting and troubleshooting Windows Servers, VMWare, Active Directory, etc and some basic networking as well with Cisco. The role is based in Bluffton, SC and needs someone onsite on a hybrid basis (2 to 3 days a week onsite). Required Skills

Windows AdministratorJob Title - Windows Administrator

eQuest SolutionsCompany Name - eQuest Solutions

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Los Angeles, California, USA

Full-time

Please note I have direct access to the Hiring Director on this position. This is an outstanding opportunity for a Sr. Systems Engineer / Windows Administrator to drive the growth and enhancement of the Azure environment from the ground up. We are a leading and growing hospitality company in our niche and are looking for a Sr. Systems Engineer / Windows Administrator. We are a publicly traded company that has been in business for 74+ years, realized $3.6B in revenue in 2024 (15 % increase over p

Senior Windows System AdministratorJob Title - Senior Windows System Administrator

Apex SystemsCompany Name - Apex Systems

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Huntsville, Alabama, USA

Full-time

Job#: 2055724 Job Description: Apex Systems is looking for a Windows Systems Administrator to support one of our largest government clients in Huntsville, AL. This is a permanent, direct-hire opportunity and is supporting a newly awarded, 8 year contract. If interested in this, please send resume and contact information to Tessa Moulds, Professional Recruiter, via Position: Windows Systems Administrator Terms: Permanent, Direct-Hire Location: Huntsville, AL Pay Rate: $130,000 - $150,000 Position

Senior Systems Administrator (Linux/Windows)Job Title - Senior Systems Administrator (Linux/Windows)

Ledgent TechnologyCompany Name - Ledgent Technology

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Fremont, California, USA

Full-time

We are seeking a highly skilled Senior System Administrator to join our client's enterprise IT team, which is onsite in Fremont, CA. We are unable to consider 3rd party candidates. In this role, you will be responsible for maintaining, securing, and optimizing mission-critical systems and infrastructure across a complex, multi-site environment. You will take initiatives to improve performance, reliability, scalability, and security, including cloud services, servers, storage, virtualization, s

ADV000APA - Microsoft Windows System Administrator - JJob Title - ADV000APA - Microsoft Windows System Administrator - J

Aerodyne IndustriesCompany Name - Aerodyne Industries

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Colorado Springs, Colorado, USA

Full-time

Job DescriptionJob DescriptionAerodyne Industries is a dynamic, rapidly growing engineering and information technology services firm headquartered on Florida s exciting Space Coast. With locations throughout the US, we take pride in delivering small business agility with large corporation capabilities. Our list of clients count on us to prepare NASA s Missions to the Moon and Mars and to defend our nation supporting the Missile Defense Agency and Department of Defense. Join the adventure of a l

SCITLS Windows OS AdministratorJob Title - SCITLS Windows OS Administrator

General Dynamics Information TechnologyCompany Name - General Dynamics Information Technology

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Offutt Air Force Base, Nebraska, USA

Full-time

Type of Requisition: Pipeline Clearance Level Must Currently Possess: Top Secret Clearance Level Must Be Able to Obtain: Top Secret/SCI Public Trust/Other Required: None Job Family: Systems Administration Job Qualifications: Skills: Computer Servers, Desktop Computers, Disaster Recovery (DR)Certifications: ITIL v4 Foundations - ITIL 4 Foundation, Security + - CompTIAExperience: 5 + years of related experienceship Required: Yes Job Description: Seize your opportunity to make a personal impa