Principal Windows Systems Administrator jobs

Linux/Windows Systems Administrator - Top Secret Clearance

King of Prussia, Pennsylvania

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Today

Job Description What We're Doing: Lockheed Martin's Electronic, Cyber & Information Warfare (ECIW) market segment within the RMS C6ISR line of business is focused on ensuring our customers can dominate the full Electromagnetic Spectrum (EMS), bringing capabilities to bear in the realms of intelligence, surveillance and reconnaissance (ISR), cyber techniques and effects, electronic warfare (EW), information operations (IO), and 5G.MIL; while delivering full-spectrum cyber capabilities and cyber

Full-time

USD 67,000.00 - 117,990.00 per year

Staff Linux/Windows Systems Administrator - Top Secret Clearance

King of Prussia, Pennsylvania

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Today

Full-time

USD 99,700.00 - 175,835.00 per year

Associate Linux and Windows Systems Administrator

Tukwila, Washington

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Today

Associate Linux and Windows Systems Administrator Company: The Boeing Company Boeing's Specialized United States (US) Infrastructure Organization is currently seeking an Associate Linux and Windows Systems Administrator to join the team in Tukwila, WA or Kent, WA. This position will install, operate, secure and maintain dedicated Program Information Technology Infrastructure that is required to deliver products to our customers. This role primarily focuses on supporting multiple program-dedi

Full-time

USD 81,600.00 - 110,400.00 per year

Sr. Linux/Windows Systems Administrator - Top Secret Clearance

King of Prussia, Pennsylvania

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Today

Full-time

USD 81,600.00 - 143,865.00 per year

Linux & Windows Systems Administrator

Long Beach, California

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Today

A large Beverage company in Corona, CA is hiring a System Administrator II -the highest technical support layer for their global IT infrastructure. This role is a direct permanent hire and is a great long term Hybrid Remote opportunity! Job Description: Provide operational support for 600 Windows Servers (Windows Server 2016 and newer) and 120 SUSE Linux servers (SLES 12 and SLES 15), including patching, performance monitoring, and ensuring service availability.Manage and upgrade VMware VCenter

Full-time

USD 110,000.00 - 123,000.00 per year

Sr. Windows Systems Administrator

Hybrid in Oakland, California

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Yesterday

Job Title: Sr. Windows Systems Administrator Job ID: 25-10907 Location: Oakland, CA (Hybrid Local/CA Candidates Only) Duration: 6 Months on W2 Contract Description: Seeking an experienced Windows Administrator with strong PowerShell scripting, SCCM, and Windows Server expertise. The role requires occasional onsite meetings in Oakland or San Ramon. Responsibilities: Support large-scale Windows Server environments (2019 2025).Perform system builds, patching, and maintenance.Write and maintain Powe

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Contract

$72 - $75

Windows Systems Administrator (L3 Support)

Spring, Texas

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14d ago

Windows Systems Administrator (L3 Support)HCL Tech, Spring, Texas, United States (On-site) Job Title: Windows Systems Administrator (L3 Support) Reports To: Infrastructure Manager / Technical Lead Position Summary: We are seeking a highly experienced and self-directed Windows and VMware Systems Administrator (L3) to join our managed services team. This role involves advanced troubleshooting, infrastructure optimization, and technical leadership in a fast-paced, service provider-grade environmen

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Full-time

$55,000 - $103,000

REQT: Direct Client: Windows Systems Administrator @ Jackson, MS Onsite

Jackson, Mississippi

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Today

Windows Systems Administrator Jackson, MS Onsite 2 years project Please do not submit profiles of candidates who are not local to Mississippi (MS). Candidates with prior experience working for State Government clients are preferred. Serve as a member of the Systems team responsible for core infrastructure and services that provide the foundation for many enterprise systems used by the agency Required Skills: Microsoft Windows Server, Microsoft Active Directory Domain Services, Microsoft Azure,

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Third Party, Contract

Lead Systems Administrator (Windows) (Government)

Maryland

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Today

Job Description: This position requires office presence of a minimum of 5 days per week and is only located at customer's site. Work to be performed in Dahlgren, VA. AT&T Global Public Sector is a trusted provider of secure, IP enabled, cloud-based, network solutions and professional services to the Federal Government. We are dedicated to recruiting, developing and empowering a diverse, high-performing workforce that is passionate about what they do, committed to our shared values and dedicated

Full-time

USD 100,000.00 - 170,000.00 per year

Systems Administrator 3 (Unix and Windows) | Oracle Health Federal Operations

No location provided

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Today

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

Full-time

USD 35.24 - 76.06 per hour

Windows System Administrator

Atlanta, Georgia

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21d ago

Location: Onsite in Downtown Atlanta, GA (5 days/week) Employment Type: 6+ Month Contract-to-Hire Compensation: Up to $55/hour W-2 or $62/hour 1099/IC Conversion Salary: conversion salary up to $120k Clearance: Ability to obtain Public Trust (sponsored after start; process ~4 weeks) Benefits (W-2): Medical, dental, vision, LTD/STD, HSA/FSA, term life, supplemental health (e.g., Aflac), and 401(k) On-Call: Part of a light rotation (approx. twice per quarter) Job Summary We are seeking an experien

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Full-time

Up to $120,000

System Administrator-Windows / Infrastructure Support

Swepsonville, North Carolina

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Today

IT'S A W2 CONTRACT ROLE, NO C2C OR 1099 Job Title: Windows System Administrator Location: Swepsonville, NC (Onsite) Contract Duration 12+ Months Rate: $57/hr on W2 Daily Tasks Performed: Scripting knowledge in batch files, VBScript, and PowerShell, Microsoft SQL QueriesInstall, configure, maintain, and address vulnerabilities for Windows server (Strong ability) and some LinuxInstall and configure database servers (such as Microsoft SQL Server, Postgres)Install and configure middleware (such as

Easy Apply

Contract

$57 - $57

Windows and Virtualization Administrator

Wichita, Kansas

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28d ago

Job Description Must Have Technical/Functional Skills. Windows Server administrationVirtualization (VMware or Proxmox)Roles & Responsibilities Windows & Proxmox Experience in Windows 2003/2008/2012/2016/2019/2022 Servers administrationGood experience on CIS benchmarkingDaily health checks on serversDebugging/troubleshooting of OS issuesServer (File/Printer) Migration experiencePerform Security Health Check of Windows serversPerform timely Patch management as per the defined ScheduleExperience wi

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Full-time

$100,000 - $120,000

Windows Administrator

Atlanta, Georgia

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Yesterday

Title: Windows Administrator Location: Atlanta, GA - Onsite Position Overview: We are seeking an experienced Senior System Analyst to provide hands-on technical expertise on a team of systems analysts and systems administrators. This role is pivotal in supporting end-users with their IT needs and ensuring the ongoing maintenance and reliability of the agency s core applications and IT infrastructure. The ideal candidate will have a strong background in IT support, systems administration, and tea

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Contract

Depends on Experience

America Data Center | Infrastructure & Operations Department-Server Management AVP (Windows System Administrator)

New York, New York

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27d ago

Introduction Established in 1912, Bank of China is one of the largest banks in the world, with over $3 trillion in assets and a footprint that spans more than 60 countries and regions. Our long-term outlook, institutional weight and global breadth provide our clients with a stable and reliable financial partner, whether in Corporate or Personal Banking or our Trade Services, Commodities, Financial Institutions and Global Markets lines of business. Overview Responsible for ensuring that the perfo

Full-time

USD 65,000.00 - 150,000.00 per year

Microsoft 365/Windows Systems Admin

Queens, New York

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8d ago

NO H1S OR 3RD PARTIES THIS ROLE WILL BE ONSITE 5 DAYS A WEEK IN NYCFast-paced MSP has a long-term contract opening for a Microsoft 365/Windows Systems Administrator, Job Summary: A Senior Administrator with extensive Microsoft 365 and Windows network experience, who would be responsible for the configuration, maintenance, and support of Microsoft 365/Windows environments, ensuring optimal security, compliance, and operational efficiency. This role requires extensive hands-on experience with Micr

Easy Apply

Contract

60 - 75

System Administrator WINDOWS-TS/SCI Polygraph

Annapolis, Maryland

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Today

System Administrator-Windows Leidos has a new and exciting opportunity for a System Administrator - Windows in our National Security Sector's (NSS) 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, 11 paid Holidays, 401K with a

Full-time

USD 92,300.00 - 166,850.00 per year

W2 - Systems Architect III (Implementation, Windows servers, Windows servers, Omnissa Horizon, vSphere) - Remote in WI

Remote or Madison, Wisconsin

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Today

Description: WISCONSIN ONLY POSTING: POSTING IS FOR WISCONSIN BASED CANDIDATES ONLY (OR THOSE WILLING TO RELOCATE TO WISCONSIN WITHIN 30 DAYS OF THE START DATE). Candidates that are NOT located IN WISCONSIN or NOT willing TO RELOCATE within that timeframe will NOT be considered and should not be submitted. ALL WORK MUST BE DONE IN WISCONSIN The client is looking for ONE (1) Systems Architect Will close to submissions on 1/5/2026 at 4:00PM CST. Top Skills: The technical lead will have experien

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Contract

Windows Systems Architect

Hybrid in Madison, Wisconsin

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Today

IO Datasphere, Inc. has been providing project management, software development and IT staff augmentation services to our clients in the Midwest and throughout the U.S. since 1996. We are an approved vendor on contract to provide software development and IT staff augmentation services for the States of Illinois, Michigan, Minnesota, Iowa, and Wisconsin. We also provide these services to businesses, as well as local and county governments, in the Midwest and nationwide. Our client is looking for

Third Party, Contract

$69 - $75

Windows Systems Engineer

Chicago, Illinois

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28d ago

A top trading firm is seeking a Windows Systems Engineer to join their Chicago based team. The ideal candidate will have strong experience managing Windows Server environments and/or VMware, with a deep understanding of Microsoft services and networking fundamentals. This role requires a proactive individual who can ensure system reliability, security, and performance in a fast-paced, mission-critical environment. Key Responsibilities Administer and maintain Windows Server infrastructure and/or

Full-time

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Principal Windows Systems Administrator jobs