windows systems administrator Jobs

1 - 20 of 152 Jobs

Windows Systems AdministratorJob Title - Windows Systems Administrator

LeidosCompany Name - Leidos

•

Arlington, Virginia, USA

Full-time

Description 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,

Windows Systems AdministratorJob Title - Windows Systems Administrator

SAICCompany Name - SAIC

•

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

Windows Systems AdministratorJob Title - Windows Systems Administrator

LeidosCompany Name - Leidos

•

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

Windows Systems Administrator (Local to FL)Job Title - Windows Systems Administrator (Local to FL)

RedSalsa Technologies, Inc.Company Name - RedSalsa Technologies, Inc.

•

Tallahassee, Florida, USA

Contract, Third Party

Title : Systems Administrator C.- R157345 Location : Tallahassee, FL Duration : 12 + Months Description: Systems Administrator to play a key role in assisting the OIT in the oversight, management, troubleshooting, and execution of cloud services and platforms to support infrastructure, applications, data, and other business needs . The duties of this position can be broad and may include such tasks as adding and removing individuals from the list of authorized users, archiving files, overseein

Windows Systems Administrator - Active ClearanceJob Title - Windows Systems Administrator - Active Clearance

Aduril IndustriesCompany Name - Aduril Industries

•

Washington, District of Columbia, USA

Full-time

Anduril Industries is a defense technology company with a mission to transform U.S. and allied military capabilities with advanced technology. By bringing the expertise, technology, and business model of the 21st century's most innovative companies to the defense industry, Anduril is changing how military systems are designed, built and sold. Anduril's family of systems is powered by Lattice OS, an AI-powered operating system that turns thousands of data streams into a realtime, 3D command and c

Linux and Windows Systems Administrator | REMOTE (ship required)Job Title - Linux and Windows Systems Administrator | REMOTE (ship required)

Oracle CorporationCompany Name - Oracle Corporation

•

Remote

Full-time

Job Description Building off our Cloud momentum, Oracle has formed a new organization - Oracle Health & Analytics. This team will focus on product development, operations and product strategy for Oracle Health, while building out a complete platform supporting modernized, automated healthcare. This is a net new line of business, constructed with an entrepreneurial spirit that promotes an energetic and creative environment. We are unencumbered and will need your contribution to make it a world c

Sr Windows Systems AdministratorJob Title - Sr Windows Systems Administrator

RTX CorporationCompany Name - RTX Corporation

•

McKinney, Texas, USA

Full-time

Date Posted: 2025-07-02 Country: United States of America Location: TX190: 2501 West University, McKinney 2501 West University , McKinney, TX, 75070 USA 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: DoD Clearance: Secret At Raytheon, the foundation of everything we do is rooted in our values and a higher calling - to help our nation

Sr Windows Systems AdministratorJob Title - Sr Windows Systems Administrator

RTX CorporationCompany Name - RTX Corporation

•

El Segundo, California, USA

Full-time

Date Posted: 2025-07-02 Country: United States of America Location: CA222: 2006 E El Segundo Blvd BldgE04 2006 East El Segundo Boulevard Building E04, El Segundo, CA, 90245 USA 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: DoD Clearance: Secret At Raytheon, the foundation of everything we do is rooted in our values and a higher calli

Windows Linux Systems Administrator - TS/SCI with PolygraphJob Title - Windows Linux Systems Administrator - TS/SCI with Polygraph

General Dynamics Information TechnologyCompany Name - General Dynamics Information Technology

•

Fort Belvoir, Virginia, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Systems Administration Job Qualifications: Skills: Linux, System Administration, Windows Applications Certifications: None Experience: 3 + years of related experience ship Required: Yes Job Description: General Dynamics Information Technology (GDIT) is looking for a skilled IT Syst

Windows Linux Systems Administrator - TS/SCI with PolygraphJob Title - Windows Linux Systems Administrator - TS/SCI with Polygraph

General Dynamics Information TechnologyCompany Name - General Dynamics Information Technology

•

Fort Belvoir, Virginia, USA

Full-time

Windows Linux Systems Administrator - TS/SCI with PolygraphJob Title - Windows Linux Systems Administrator - TS/SCI with Polygraph

General DynamicsCompany Name - General Dynamics

•

Fort Belvoir, Virginia, USA

Full-time

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

Lockheed Martin CorporationCompany Name - Lockheed Martin Corporation

•

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

Windows / Linux Systems Administrator - REMOTE (ship required)Job Title - Windows / Linux Systems Administrator - REMOTE (ship required)

Oracle CorporationCompany Name - Oracle Corporation

•

Remote

Full-time

Job Description Building off our Cloud momentum, Oracle has formed a new organization - Oracle Health Applications & Infrastructure. This team will focus on product development and product strategy for Oracle Health, while building out a complete platform supporting modernized, automated healthcare. This is a net new line of business, constructed with an entrepreneurial spirit that promotes an energetic and creative environment. We are unencumbered and will need your contribution to make it a w

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

Govcio LLCCompany Name - Govcio LLC

•

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 Se

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

American Systems CorporationCompany Name - American Systems Corporation

•

Washington, District of Columbia, USA

Full-time

Overview AMERICAN SYSTEMS is an employee-owned federal government contractor supporting national priority programs through our strategic solutions in the areas of Information Technology, Test & Evaluation, Program Mission Support, Engineering & Analysis, and Training. THIS POSITION INCLUDES A $5,000 SIGN-ON BONUS! Responsibilities As a Senior Systems Administrator, you will: Support on-premises Windows and Linux infrastructure and applications.Provide Tier II support for production and devel

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

GovCIOCompany Name - GovCIO

•

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

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

Govcio LLCCompany Name - Govcio LLC

•

Full-time

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

Lockheed Martin CorporationCompany Name - Lockheed Martin Corporation

•

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 System AdministratorJob Title - Windows System Administrator

Randstad DigitalCompany Name - Randstad Digital

•

San Antonio, Texas, USA

Contract

job summary: We are looking for a Windows Systems Administrator for a 12+ month contract opportunity for a client of ours in San Antonio, TX. The ideal candidate must have experience with the following skill sets: Author PowerShell scripts and automation workflows to streamline imaging, patching and application deploymentMECM/SCCM/Intune, experience with developing and maintaining software/app packages, OS images and dynamic task sequences.Windows 11 upgrade experience, migration experience wi

Windows System AdministratorJob Title - Windows System Administrator

Randstad DigitalCompany Name - Randstad Digital

•

San Antonio, Texas, USA

Contract

job summary: We are looking for a Windows Systems Administrator for a 12+ month contract opportunity for a client of ours in San Antonio, TX. The ideal candidate must have experience with the following skill sets: Familiarity with analyzing compliance reports to track patch status by device group, OS version and risk severity.Knowledge of pain points in the patch cycle and how to drive initiatives to reduce effort and accelerate time to compliance.Must be able to manage end to end patching wor