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Windows System Administrator Jobs (NOW HIRING)

ManTech

Windows System Administrator

Hanover, MD · On-site

$128K - $214K/yr

MANTECH seeks a motivated, career and customer-oriented Windows System Administrator to join our team in Hanover, MD. You will be part of a dedicated team delivering enterprise infrastructure ...

CloudShape

Windows System Administrator

Washington, DC · On-site

We are currently seeking a talented Mid to Senior level Windows System Administrator Engineer to join our growing team. This person will be responsible for delivering top-quality results and taking ...

Peraton

Windows System Administrator

Fort Huachuca, AZ

$66K - $106K/yr

Responsibilities Peraton is currently seeking Windows System Administrator Responsibilities Include: * Provide enterprise systems support for the Army in a fast paced and demanding environment

Peraton

Windows System Administrator

Fort Huachuca, AZ · On-site

$66K - $106K/yr

Responsibilities Peraton is currently seeking Windows System Administrator Responsibilities Include: * Provide enterprise systems support for the Army in a fast paced and demanding environment

Peraton

Windows System Administrator

Fort Huachuca, AZ · On-site

$66K - $106K/yr

Responsibilities Peraton is currently seeking Windows System Administrator Responsibilities Include: * Provide enterprise systems support for the Army in a fast paced and demanding environment

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How much do windows system administrator jobs pay per year?

As of Jun 7, 2026, the average yearly pay for windows system administrator in the United States is $95,957.00, according to ZipRecruiter salary data. Most workers in this role earn between $79,000.00 and $110,500.00 per year, depending on experience, location, and employer.

What are Windows System Administrators?

Windows System Administrators are IT professionals responsible for managing, configuring, and maintaining computer systems that run on Microsoft Windows operating systems. Their duties include installing software, applying security updates, monitoring system performance, managing user accounts, troubleshooting technical issues, and ensuring system reliability and security. They play a crucial role in supporting business operations by keeping IT infrastructure running smoothly and efficiently.

What are the key skills and qualifications needed to thrive as a Windows System Administrator, and why are they important?

To thrive as a Windows System Administrator, you need expertise in Windows Server operating systems, Active Directory, networking fundamentals, and typically a relevant degree or certifications like Microsoft Certified: Windows Server or CompTIA Server+. Proficiency with system management tools such as PowerShell, Hyper-V, and monitoring software is essential for daily operations. Strong problem-solving abilities, attention to detail, and effective communication set top professionals apart in this role. These skills ensure secure, reliable IT infrastructure and prompt resolution of issues, which are crucial for organizational productivity.

What is the difference between Windows System Administrator vs Network Administrator?

AspectWindows System AdministratorNetwork Administrator
CertificationsMicrosoft Certified: Windows Server, CompTIA Server+Cisco CCNA, CompTIA Network+
Work EnvironmentManaging Windows servers, Active Directory, and system securityConfiguring and maintaining network infrastructure, routers, switches
Employer & Industry UsageIT departments in various industries focusing on Windows environmentsOrganizations with complex network setups, ISPs, telecoms

While both roles involve IT infrastructure, Windows System Administrators focus on managing Windows servers and related systems, whereas Network Administrators handle network hardware and connectivity. Both roles often collaborate but serve distinct functions within IT teams.

What are some typical challenges Windows System Administrators face when managing large enterprise environments?

Windows System Administrators in large enterprise settings often encounter challenges such as maintaining consistent security updates across numerous servers, troubleshooting complex network and user permission issues, and ensuring minimal downtime during system upgrades. They also need to coordinate with other IT teams to manage dependencies between Windows systems and other platforms. Effective communication, proactive monitoring, and strong documentation skills are crucial to successfully handling these challenges and ensuring smooth operations.
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Windows System Administrator jobs near you
Infographic showing various Windows System Administrator job openings in the United States as of May 2026, with employment types broken down into 1% As Needed, 85% Full Time, 13% Part Time, and 1% Contract. Highlights an 93% Physical, 2% Hybrid, and 5% Remote job distribution, with an average salary of $95,957 per year, or $46.1 per hour.
Windows System Administrator

Windows System Administrator

ManTech

Hanover, MD • On-site

$128K - $214K/yr

Other

Medical, Life, Retirement, PTO

Posted 21 days ago

ManTech rating

8.8

Company rating: 8.8 out of 10

Based on 13 frontline employees who took The Breakroom Quiz

31st of 186 rated software companies

Job description

Description & Requirements
Unlock the secrets of intelligence with MANTECH! Join a dynamic team at the forefront of national security, providing advanced solutions to government intelligence agencies. Since 1968, we've been solving the toughest challenges with groundbreaking tech. Explore thrilling projects in Digital Transformation, Cybersecurity, IT, Data Analytics and Software Development. Elevate your career and make a difference. Your adventure begins now-unleash your potential with MANTECH!

MANTECH seeks a motivated, career and customer-oriented Windows System Administrator to join our team in Hanover, MD.  You will be part of a dedicated team delivering enterprise infrastructure capabilities for a global workforce that supports a wide range of national defense missions. This role directly supports the Enterprise Infrastructure Services (EIS) organization-the foundation of all Enterprise Information Technology (EIT) for MPO. 
   

Responsibilities include but are not limited to: 

  • Creating standard Windows load for users
  • Patching Windows server using the WSUS server
  • Creating, modifying and deleting Windows accounts
  • Complete NESSUS scans and mitigate the vulnerabilities
  • PXE Windows workstations using Deployment Services and join workstations to Domain
  • Implementing GPOs for Active Directory, update and fix Active Directory issues
  • Managing Virtual Machines on serval VCenter servers to include adding memory, CPUs, network and disks
  • Installing ESXi hosts on Dell servers
  • Creating new shares from NetApp flier for users
  • Restoring data using NetApp snapshots

Minimum Qualifications:  

  • Bachelor's degree in a technical discipline from an accredited college or university or 5 years of additional related experience may be substituted for a bachelor's degree. 
  • 14+ years of experience as a System Administrator or related experience in programs and contracts of similar scope, type, and complexity.  
  • Must be proficient with troubleshooting in a Windows environment (e.g. motherboards, external cards, memory and riser cards).  
  • Experience with VMWare 
  • IAT I certification (DoD 8140 required within 60 days of starting employment.  Acceptable certifications include A+ CE/CCNA-Security/CND/Network+ CE /CySA+/GICSP/GSEC/Security+ CE/CND/SSCP) 

Preferred Qualifications: 

  • Experience/familiarization with full lifecycle management of Windows systems, to include provisioning, configuration management and patching. 
  • Experience with NetAPP 

Clearance Requirements: 

  • Must have a current/active Top Secret/SCI with Polygraph 

Physical Requirements: 

  • The person in this position must be able to remain in a stationary position 50% of the time. 
  • Occasionally move about inside the office to collaborate with other leaders/teams, use standard office automation equipment, and virtual communication. 

The projected compensation range for this position is $128,000.00-$214,400.00. There are differentiating factors that can impact a final salary/hourly rate, including, but not limited to, Contract Wage Determination, relevant work experience, skills and competencies that align to the specified role, geographic location (For Remote Opportunities), education and certifications as well as Federal Government Contract Labor categories.  In addition, MANTECH invests in its employees beyond just compensation.  MANTECH's benefits offerings include, dependent upon position, Health Insurance, Life Insurance, Paid Time Off, Holiday Pay, short-term and long-term Disability, Retirement and Savings, Learning and Development opportunities, wellness programs as well as other optional benefit elections.

MANTECH considers all qualified applicants for employment without regard to disability or veteran status or any other status protected under any federal, state, or local law or regulation.
If you need a reasonable accommodation to apply for a position with MANTECH, please email us at careers@mantech.com and provide your name and contact information.

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