Senior windows administrator jobs

Lebanon, New Hampshire

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Today

Overview Provides complex infrastructure support and technical direction and assistance throughout the institution by developing, managing and maintaining the Information Systems (IS) Windows server, desktop, laptop and thin client environments while assisting application teams and their customers. Provides 2nd and 3rd tier technical support to other IS teams where appropriate, explores and makes strategic infrastructure recommendation and manages complex technical projects. Responsibilities Re

Full-time

USD 83,782.40 per year

Senior Windows Administrator

Radford, Virginia

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Today

Overview The Senior Windows Administrator is responsible for the performance and oversight of the mixed and growing environment of Windows 2019 and Windows 2022 requirements for the U.S. Army Product Lead Acquisition, Logistics, and Technology Enterprise Systems and Services (PL ALTESS). This position will plan, execute, and implement new system HW and SW and create and maintain team technical instructions, operating procedures and policies as needed. Responsibilities Work with the existing Wi

Full-time

Senior Windows Administrator (Duty Location is Radford, VA)

Remote or Radford, Virginia

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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 87,320.00 per year

ME00696-Senior Windows System Administrator

Annapolis, Maryland

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Today

Momentum Engineering, Inc. fosters an employee-centric culture. Our strength lies in our people. With a high percentage of employees holding advanced degrees in engineering, computer science, and related disciplines, we bring deep technical expertise to every mission. Our team includes professionals with security clearances and full-scope polygraphs, ensuring trusted, secure support for the most sensitive national security initiatives. Additionally, our workforce is equipped with industry-leadin

Full-time

USD 155,000.00 - 215,000.00 per year

Senior AWS Windows Systems Administrator

Springfield, Virginia

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Today

Overview We are seeking a highly skilled and motivated Senior Windows Systems Administrator to join our project team delivering and supporting a COTS platform for our government customer in Springfield, VA. This pivotal role focuses on the end-to-end installation, management, and optimization of the Windows-based servers hosting this platform within a secure Amazon Web Services (AWS) cloud environment. The ideal candidate will ensure the platform's stability and performance through expert admin

Full-time

Senior Systems Administrator (Windows & Linux) (5801)

Maryland

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Today

SMX is seeking an experienced Senior, Systems Administrator to support enterprise infrastructure, systems engineering, and development operations within a mission-focused Department of Defense (DoD) environment at Naval Air Station Patuxent River, MD. This position supports a technical environment that brings together traditional systems administration, virtualization, containerized applications, infrastructure automation, and cybersecurity compliance. The selected candidate will be responsible

Full-time

USD 130,000.00 - 185,000.00 per year

Senior Windows System Administrator

Annapolis, Maryland

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Today

Belay Technologies has been voted Baltimore Business Journal's (BBJ) Best Places to Work 2026! Belay Technologies is seeking 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 includ

Full-time

USD 164,000.00 - 200,000.00 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. Lucky you! This comes with a $15k SIGN ON BONUS. 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 of

Full-time

USD 116,350.00 - 210,325.00 per year

Windows System Administrator, Sr.

Annapolis, Maryland

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Today

Unisity, LLC is a Service-Disabled Veteran Owned Small Business providing expert services in the Information Technology fields. We pride ourselves on delivering what is promised, as some would say we "just do". We are highly-qualified, self-driven professionals who work towards a common goal as a team, leading when appropriate and following when needed. Job Summary: A Senior Windows System Administrator to join a high-performing Agile team operating within the Scaled Agile Framework (SAFe) in s

Full-time

Lead Windows System Administrator

Remote

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11d ago

Lead Windows System AdministratorAs a Lead Windows System Administrator, you will play a critical role in maintaining and enhancing our organization's IT infrastructure. You will be responsible for overseeing the installation, configuration, maintenance, and upgrading of Windows infrastructure services, Active Directory, and cloud services. Your expertise will ensure the availability, security, and optimal performance of our IT systems, enabling our staff to carry out their duties effectively. R

Easy Apply

Contract, Third Party

70 - 80

Senior IT Systems Administrator (Azure Windows Admin)

El Segundo, California

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Today

CHAOS Industries is redefining modern defense with a multi-product portfolio that gives the ultimate advantage-domain dominance. The company's products are powered by Coherent Distributed Networks (CDN ), empowering warfighters, commercial air operators, and border protection teams to act faster, adapt rapidly, and stay ahead of evolving threats. CHAOS Industries was founded in 2022 and has raised a total of $1 billion in funding from leading investors, including 8VC, Accel, and Valor Equity Par

Full-time

USD 140,000.00 - 200,000.00 per year

Senior IT Systems Administrator (Azure Windows Admin)

Washington, District of Columbia

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Today

Full-time

USD 140,000.00 - 200,000.00 per year

Systems Administrator, Senior- Red Hat Linux & Windows (Top Secret w/SCI eligibility)

Washington, District of Columbia

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Today

Overview AMERICAN SYSTEMS, a 100% employee-owned federal contracting company, is seeking a Senior Systems Administrator with strong Red Hat Linux CLI and Windows administration experience to support a Special Access Program in Washington, DC. This role focuses on owning and optimizing enterprise Linux & Windows infrastructure across multiple datacenters, partnering with cybersecurity and engineering teams, and providing Tier support for systems that cannot fail. Role includes a $5,000 sign-o

Full-time

USD 150,000.00 per year

Senior Windows System Engineer

Raleigh, North Carolina

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13d ago

Senior Windows Systems EngineerLocation: Raleigh, NC (Onsite) Employment Type: Full-Time Level: Senior OverviewWe are seeking a Senior Windows Systems Engineer to join a team responsible for the design, implementation, administration, and support of enterprise infrastructure technologies across a complex IT environment. This role is ideal for an experienced infrastructure professional with strong systems engineering and troubleshooting expertise who enjoys designing scalable solutions, supportin

Easy Apply

Full-time

Depends on Experience

Windows Desktop Administrator - Senior Systems Administrator

Arizona

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Today

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret Clearance Level Must Be Able to Obtain: Top Secret/SCI Public Trust/Other Required: None Job Family: IT Infrastructure and Operations Job Qualifications: Skills: Help Desk Support, Microsoft Office, System Administration Certifications: None Experience: 3 + years of related experience ship Required: Yes Job Description: Command is responsible for strategic deterrence, nuclear operations, and enterprise IT ser

Full-time

USD 85,093.00 - 88,550.00 per year

Windows System Administrator and Team Lead

Lexington Park, Maryland

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Today

Perrygo is a small, rapidly growing company; we are passionate about our employees as well as supporting our customers and their mission. We are excited for the opportunity to bring aboard highly motivated and energetic individuals to join our teams. Currently, we are seeking a Windows System Administrator and Team Lead. This role supports our Navy customer in Lexington Park, MD. Job Description and Responsibilities: Lead a team of 9 Systems Administrators on-site full-time at Patuxent River NA

Full-time

USD 140,000.00 - 165,000.00 per year

Windows VDI Administrator

Greenville, South Carolina

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12d ago

Application Engineer II Windows VDI Administrator Location : Greenville, SC 29615 Contract Onsite job Job Summary Seeking an experienced Windows VDI Administrator to manage enterprise virtual desktops, application delivery, performance, and troubleshooting for engineering users. Key Responsibilities Manage Windows VDI platforms, images, and applications.Troubleshoot desktop and application issues.Handle patching, user onboarding, and data migration.Monitor performance, capacity, and security c

Easy Apply

Contract

55 - 59

Flight Test Lab Computing Support - Windows System Administrator (Associate or Experienced)

Seattle, Washington

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Today

Flight Test Lab Computing Support - Windows System Administrator (Associate or Experienced) Company: The Boeing Company The Northwest Flight Test Data Systems Team is looking for a Flight Test Lab Computing Support - Windows System Administrator to join our team in Seattle, WA. The Lab Computing Support (LCS) Team designs, develops, builds, integrates, and supports computing tools, systems, and networks used by engineers and technicians to support flight test airplanes. The Team interfaces wit

Full-time

USD 83,300.00 - 112,700.00 per year

System Administrator III (Windows/Linux/VMWare)

West Point, Georgia

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Today

System Administrator (Windows/Linux/VMWare) Location: West Point, GA (5 days on-site) Company Overview: Hyundai AutoEver America (HAEA) is the dynamic IT powerhouse behind Hyundai Motor Corporation, a Fortune 500 global leader in the automotive industry. As a key affiliate, we provide cutting-edge IT services and support to top brands including Kia, Genesis, Hyundai Translead, Hyundai Mobis, Hyundai Capital, and Glovis. HAEA offers a truly global and collaborative environment. Here, you'll dr

Full-time

USD 79,000.00 - 112,000.00 per year

20117 - System Administrator III (Windows/Linux/VMWare)

West Point, Georgia

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Today

20117 - System Administrator II (Windows/Linux/VMWare) Location: West Point, GA (5 days on-site) Company Overview: Hyundai AutoEver America (HAEA) is the dynamic IT powerhouse behind Hyundai Motor Corporation, a Fortune 500 global leader in the automotive industry. As a key affiliate, we provide cutting-edge IT services and support to top brands including Kia, Genesis, Hyundai Translead, Hyundai Mobis, Hyundai Capital, and Glovis. HAEA offers a truly global and collaborative environment. Here,

Full-time

Compensation information provided in the description