Windows Systems Administrator jobs

Pensacola, Florida

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Today

Job ID: 2617504 Location: Pensacola, FL, US Date Posted: 2026-10-01 Category: Information Technology Subcategory: Sys Administrator Schedule: Full-Time Shift: Day Job Travel: No Minimum Clearance Required: TS.SCI Clearance Level Must Be Able to Obtain: None Potential for Remote Work: ORA_ON_SITE Description SAIC is hiring a Windows System Administrator to be located in Pensacola, FL. This position requires the ability to assist with the architectural, engineering, administration of Win

Full-time

Linux/Windows Systems Administrator

Hybrid in Lexington, Massachusetts

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6d ago

Job Title: Linux/Windows Systems Administrator - (Active secret clearance required) Duration: 3+ years Client: Defense Research Lab Location: Lexington, MA 02421 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 an

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Contract

$76 - $96

Senior Windows Systems Administrator / onsite in Bluffton, SC

Bluffton, South Carolina

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Today

A leading organization in the hospitality and resort industry is seeking a Senior IT Systems Administrator to join its infrastructure team in Bluffton, SC. This is a full-time, permanent position requiring 5 days per week onsite. The organization is looking for a versatile infrastructure professional who thrives in smaller IT environments and enjoys owning a broad range of technologies including Windows Server, Azure, Entra ID, Microsoft 365, VMware, Fortinet firewalls, networking, virtualizatio

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Full-time

$100000 - $120000

Senior Windows Systems Administrator

No location provided

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Today

Overview DecisionPoint is seeking an experienced Senior Windows Systems Administrator to serve as a technical SME supporting enterprise Microsoft Windows Server, Active Directory, and IIS environments. The role requires advanced expertise in Windows administration, Active Directory, Group Policy, DNS, IIS, authentication, networking, and system troubleshooting. Responsibilities include maintaining mission-critical systems, resolving complex production issues, supporting virtualized environments,

Full-time

Windows Systems Administrator

Mechanicsburg, Pennsylvania

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Today

Overview AMERICAN SYSTEMS is looking for a qualified Windows Systems Administrator ready to join a Team working for a DoD Agency based in Mechanicsburg, PA. Support includes full responsibility for managing, administering, sustaining, and securing all infrastructure required for development, testing, and production; certifying success of future production enhancements. Included in managing the infrastructure, is the timely notification to customers and end-users of Planned Maintenance and Outag

Full-time

USD 80,000.00 per year

Windows Systems Administrator

Pearl City, Hawaii

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Today

Windows Systems Administrator Location: Pearl Harbor, Hawaii Security Clearance: Active TS/SCI Required Leidos is seeking a Windows Systems Administrator to support mission critical infrastructure for the U.S. Navy Fleet Command in Pearl Harbor, Hawaii. In this role, you will administer and maintain Windows server environments supporting enterprise infrastructure, standardized desktop services, and secure mission operations. The ideal candidate has extensive experience managing Microsoft techn

Full-time

USD 92,300.00 - 166,850.00 per year

Windows Systems Administrator

Lemont, Illinois

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Today

We are seeking a collaborative and knowledgeable IT professional to help support and advance enterprise-wide endpoint management technologies and services across a diverse range of systems and devices. In this role, you will serve as a subject matter expert responsible for the implementation, enhancement, and ongoing maintenance of endpoint management solutions. You will contribute to the development of strategic roadmaps for key services and technologies and help guide those services throughou

Full-time

USD 69,750.00 - 108,810.00 per year

Windows Systems Administrator

District of Columbia

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Today

Overview Empower AI is AI for government. Empower AI gives federal agency leaders the tools to elevate the potential of their workforce with a direct path for meaningful transformation. Headquartered in Reston, Va., Empower AI leverages three decades of experience solving complex challenges in Health, Defense, and Civilian missions. Our proven Empower AI Platform provides a practical, sustainable path for clients to achieve transformation that is true to who they are, what they do, how they wo

Full-time

USD 96,050.00 per year

Windows Systems Administrator II

Phoenix, Arizona

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Today

Overview Now Hiring at AMERICAN SYSTEMS Epsilon, Inc. has joined AMERICAN SYSTEMS! As one organization, we offer expanded resources, streamlined operations, and increased opportunities for growth and development. Join us to be part of a dynamic, collaborative environment dedicated to innovation and customer success. Responsibilities An Average Day:As the Windows System Administrator II you will focus on the administration, maintenance, and support of Windows 10 & 11, and Windows Server 2016/2

Full-time

USD 75,000.00 per year

Windows Systems Administrator - SECRET Clearance

Newport News, Virginia

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Today

Req ID: 393454 NTT DATA strives to hire exceptional, innovative and passionate individuals who want to grow with us. If you want to be part of an inclusive, adaptable, and forward-thinking organization, apply now. We are currently seeking a Windows Systems Administrator - SECRET Clearance to join our team in Newport News, Virginia (US-VA), United States (US). Job Summary: This position is for an Agile team member that provides operations and project support to a long-standing portfolio of proj

Full-time

USD 83,520.00 - 125,280.00 per year

Windows Systems Administrator

Alexandria, Virginia

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Today

Windows Systems Administrator At B&A, we foster and embrace a distinct set of values that we live by and instill in all aspects of our organization: dedication, commitment, partnership, trust, and recognition. We have incorporated these values into successful delivery for our customers since 1988. B&A believes in ensuring its employees feel deeply connected to B&A, recognizing successes and hard work, and providing continuous opportunities to learn and grow. Our people are entrepreneurial think

Full-time

USD 140,000.00 - 200,000.00 per year

Windows Systems Administrator - Information Technologist I

East Lansing, Michigan

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Today

Windows Systems Administrator - Information Technologist I Whatsapp Facebook LinkedIn Email App Job no: 1171544 Work type: Support Staff Pay Grade: 12 Major Administrative Unit / College: Information Technology Services Department: Msu It Libraries 40001436 Sub Area: AP- Professionals Salary: 65000.00 Location: East Lansing Categories: Information Technology, Library/Museums/Archives, Administrative Professionals- AP, Full Time (90-100%), Union Working/Functional Title Windows Systems

Full-time

USD 65,000.00 per year

Linux and Windows Systems Administrator

Beavercreek, Ohio

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Today

Leidos Corporate Information Security Office (CISO), reporting through the Digital sector, is seeking a Linux and Windows System Administrator to support and maintain complex classified environments. The selected candidate will be responsible for administering, securing, troubleshooting, and maintaining Windows and Linux systems across physical and virtual infrastructures. This role supports mission-critical operations by ensuring system availability, compliance with security requirements, and r

Full-time

USD 87,100.00 - 157,450.00 per year

Windows Systems Administrator - TS/SCI w/Polygraph

McLean, Virginia

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Today

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

Sr. Windows Systems Administrator TS/SCI Poly

Annapolis, Maryland

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Today

Senior Windows System Administrator; requires TS/SCI Polygraph up front. Leidos has a new and exciting opportunity for a Senior Windows System Administrator in our Intel Sector's Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off,

Full-time

USD 116,350.00 - 210,325.00 per year

Windows Systems Administrator (2998)

Maryland

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Today

PSI Pax is an Economically Disadvantaged Woman-Owned Small Business (EDWOSB) Headquartered in Patuxent River, MD. We are recognized as key contributors to our DOD Customer's mission specializing in Information Technology, enterprise resource planning, business and financial management, acquisition, and logistics. PSI Pax is at the forefront of innovation in supporting our DOD customer's complex requirements. We help our customers coordinate services across their enterprises nationwide, enhance e

Full-time

MD-Windows Systems Administrator - TS/SCI w/ Polygraph

Annapolis, Maryland

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Today

Location: Annapolis Junction, MD Category: Systems Administrator Travel Required: No Remote Type: No Clearance: TS/SCI w/ Polygraph A Senior Windows System Administrator to join a high-performing Agile team operating within the Scaled Agile Framework ?SAFe? in support of a complex, fast-paced program. In this role, the selected candidate will provide daily systems administration and operations and maintenance support across multiple systems with a broad geographic footprint. Key responsibilities

Full-time

USD 92,300.00 - 166,850.00 per year

Windows Systems Administrator

Houston, Texas

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Today

Position Summary Odyssey has an exciting new opportunity for a Window Systems Administrator supporting the Air National Guard (ANG) Remote Piloted Aircraft (RPA) Special Operations Center (SOC). This position is located in Houston, Texas. Responsibilities Duties include, but are not limited to: Interfacing with fellow contractors and military/government clients, helping to shape their IT, networking, communication, and infrastructure. Provide direct, hands-on network engineering expertise to

Full-time

Windows Systems Administrator

Arlington, Virginia

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Today

Tetrad Digital Integrity (TDI) is a leading-edge cybersecurity firm with a mission to safeguard and protect our customers from increasing threats and vulnerabilities in this digital age. TDI is 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

Full-time

Windows Systems Administrator and Vulnerability Management Coordinator

Kansas City, Missouri

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Today

Job Family: IT Cyber Security Travel Required: None Clearance Required: Ability to Obtain Public Trust What You Will Do: Install, configure, patch, monitor, back up, and maintain Windows Server operating systems across physical, virtual, and cloud-hosted environments. Manage file systems and storage using volume management techniques; monitor and optimize file system performance. Monitor system performance, capacity, and availability while performing operating system tuning and optimization.

Full-time