Windows System Administrator jobs

Hybrid in Chicago, Illinois

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9d ago

Contract Windows System Administrator Rate: open Location: Chicago, IL or Coppell, TX Hybrid: 3 days onsite, 2 days remote Duration: 6 months Qualifications 5+ years of Windows Server installation, operations, administration, and maintenance of physical and virtualized servers in an enterprise environmentIn-depth knowledge of Windows Server 2016/2019/2022 administration and supportExperience with PowerShell commands and scriptsSystem administration experience and knowledge of VMware and administ

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Contract

Depends on Experience

Lead Windows System Administrator

Beverly, New Jersey

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Today

Location: Beverly, NJ Salary: $95,000.00 USD Annually - $125,000.00 USD Annually Description: Lead Windows System Administrator Position Overview We're looking for a highly skilled Lead Windows System Administrator with deep expertise in Microsoft and VMware technologies, Azure cloud services, and Microsoft 365. You'll join a dynamic team responsible for the core infrastructure that powers our business operations. In this role, you'll manage hybrid environments (on-premises and cloud), lea

Contract

USD 95,000.00 - 125,000.00 per year

Windows System Administrator

Atlanta, Georgia

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11d 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

Windows Systems Administrator

Groton, Connecticut

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Today

Job ID: 2600079 Location: GROTON, CT, US Date Posted: 2026-01-13 Category: Information Technology Subcategory: Sys Administrator Schedule: Full-time Shift: Day Job Travel: No Minimum Clearance Required: Interim Secret Clearance Level Must Be Able to Obtain: TS/SCI Potential for Remote Work: No Description SAIC is hiring a Windows System Administrator to be located in Groton, CT. The successful candidate will be the primary technical resource for Windows Systems Administration. This po

Full-time

System Security Admin (Windows/O365 Administrator) - Need Active secret clearance

Remote

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Today

Job Title: System Security Admin (Windows/O365 Administrator) Work Location: REMOTE Contract Long term Active Secret Clearance required Most of the expertise we need (infrastructure engineering, server creation and management, Windows Administration, 0365, Linux, mitigating security vulnerabilities, monitoring, and patching) The system security administrator will be: Responsible for maintaining and securing an organization's IT infrastructure, which includes implementing security controls, mon

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Contract

Depends on Experience

Senior Windows System Administrator

El Segundo, California

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Today

Date Posted: 2026-01-20 Country: United States of America Location: US-CA-EL SEGUNDO-E04 ~ 2006 E El Segundo Blvd ~ BLDG E04 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 Type: DoD Clearance: Secret Security Clearance Status: Active and existing security clearance required on day 1 At Raytheon, the foundation of everything we do is r

Full-time

USD 75,800.00 per year

UNIX/Windows System Administrator (Systems Administrator 3) 26605

Loma Linda, California

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3d ago

Requisition Number: 26605 Required Travel: 0 - 10% Employment Type: Full Time/Salaried/Exempt Anticipated Salary Range: $88,168.00 - $110,000.00 Security Clearance: TS/SCI Level of Experience: Mid HI This opportunity resides with All-Domain Operations (ADO) , a business group within HII's Mission Technologies division. All-Domain Operations comprises multi-domain operations, platforms and logistics, and intelligence operations. HII designs, develops, integrates and manages the sensors, systems a

Full-time

USD 88,168.00 - 110,000.00 per year

NSIPS Windows System Administrator | Secret Clearance

New Orleans, Louisiana

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Today

Type of Requisition: Regular Clearance Level Must Currently Possess: Interim Secret Clearance Level Must Be Able to Obtain: Secret Public Trust/Other Required: None Job Family: IT Infrastructure and Operations Job Qualifications: Skills: Amazon Web Services (AWS), DNS, Windows Active Directory Management Certifications: None Experience: 3 + years of related experience ship Required: Yes Job Description: SYSTEMS ADMINISTRATOR SENIOR MEANINGFUL WORK AND PERSONAL IMPACT As a Systems Admin

Full-time

USD 97,750.00 - 132,250.00 per year

Windows Systems Administrator (On-site)

Tallahassee, Florida

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Today

Join Our Team Do you want to make an impact on the world around you? The work we do at Kyra Solutions directly impacts government entities and the citizens they serve. In Transportation, our solutions are designed to save lives on the roadways and in our Regulatory practice, we are designing solutions to make government digital for your accessibility. Kyra works hard to offer long-term growth potential, competitive wages, and continuous professional development for our employees. If you are inte

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Contract, Third Party

Depends on Experience

Windows/Network Administrator

Evanston, Illinois

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7d ago

Job Description: Our client is seeking an experienced individual with strong analytical and troubleshooting skills to install, configure, and support the corporations local area network (LAN), wide area network (WAN), and internet systems. This individual will be responsible for monitoring daily activities to ensure network availability to all system users and will perform necessary maintenance to support network availability. This person will also monitor and test website performance to ensure

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Contract

45 - 55

Sr Windows Administrator

El Segundo, California

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Today

Date Posted: 2025-12-22 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

Full-time

USD 90,000.00 per year

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

Systems Administrator (Windows) (2906)

La Plata, New Mexico

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23d ago

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 nationwide coordinate services across their enterprises, enhance e

Full-time

Senior Systems Administrator (Windows/Linux) - Top Secret Clearance w/SCI eligibility required

Arlington, Virginia

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Today

Overview At AMERICAN SYSTEMS, your technical expertise directly supports national security and mission-critical systems. As an employee-owned federal government contractor, we deliver trusted solutions in support of the nation's highest priorities. We are seeking a Senior Systems Administrator to support a Special Access Program, operating in highly secure, complex environments where precision and reliability are essential. This role focuses on owning and optimizing enterprise Windows and Linu

Full-time

USD 108,100.00 per year

Systems Administrator-Windows Linux Virtualization Cybersecurity-Onsite

Dedham, Massachusetts

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Yesterday

Absolutely no third parties please ship and an Active Secret Clearance is required for this position !! Our direct client is seeking a Windows/Unix systems Administrator for a long-term consulting engagement. Active DoD Secret clearance is required at time of hire Bachelor-s degree in Computer Science, a related field or equivalent experience is required plus a minimum of 5 years of relevant experience; or Master's degree plus 3 years of relevant experience. Knowledge, Skills & Abilities: Ful

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Contract

52 - 55

Junior Windows VMware Administrator

Washington, District of Columbia

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Today

Job ID: 2600625 Location: WASHINGTON, DC, US Date Posted: 2026-01-22 Category: Information Technology Subcategory: Sys Administrator Schedule: Full-time Shift: Day Job Travel: No Minimum Clearance Required: None Clearance Level Must Be Able to Obtain: Public Trust Potential for Remote Work: Yes Description SAIC is seeking a motivated and detail-oriented Junior Windows VMware Administrator to support and maintain our Windows server environment and virtual infrastructure. This role is i

Full-time

USD 40,001.00 - 80,000.00 per year

Systems Administrator(Windows)

Lorton, Virginia

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Today

Job Title: System Administrator (Windows) Clearance Required: Public Trust Work Location: Onsite; Lorton, VA Alpha Omega is searching for an experienced Windows Systems Administrator to join one of our long-term Federal projects. The Windows Systems Engineer will be responsible for the administration, automation, and security of the organization's Windows server and virtual infrastructure. This role requires advanced expertise in Microsoft Hyper-V and Windows Server environments, with a strong

Full-time

USD 70,000.00 - 135,000.00 per year

Senior Windows Systems Administrator

La Plata, New Mexico

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23d ago

Overview Job specifications are intended to present a descriptive list of the range of duties performed by employees. Specifications are not intended to reflect all duties performed within the job. SUMMARY: The Senior Systems Administrator shall demonstrate experience in systems administration in the following operating systems: UNIX, Linux or Windows. The specialized experience includes Linux system administration of Redhat and security setup and updates (IAVA's); UNIX system administration of

Full-time

USD 52.88 per hour

Senior Windows Systems Administrator

El Segundo, California

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Today

Date Posted: 2026-01-20 Country: United States of America Location: HCA44: 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 Type: DoD Clearance: Secret Security Clearance Status: Active and existing security clearance required on day 1

Full-time

USD 75,800.00 per year

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Windows System Administrator jobs