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Senior Windows Server Administrator Jobs in Reston, VA

MANTECH

Windows Server Administrator

Quantico, VA · On-site

MANTECH seeks a motivated, career and customer-oriented WINDOWS SERVER ADMINISTRATOR to join our team in QUANTICO, VA. Responsibilities include but are not limited to: * Installing, configuring, and ...

MANTECH

Windows Server Administrator

Quantico, VA · On-site

MANTECH seeks a motivated, career and customer-oriented WINDOWS SERVER ADMINISTRATOR to join our team in QUANTICO, VA. Responsibilities include but are not limited to: * Installing, configuring, and ...

TecTammina

Windows Server Administrator

Mclean, VA · On-site

MCSE/MCSA Server Infrastructure certification Excellent hands-on experience in deploying, configuring and managing Windows Servers Excellent hands-on experience of Active Directory including features ...

Stable Growing In-Demand Technology Service Provider to Businesses and Consumers

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Senior Windows/Azure Administrator, Top Secret Clearance with SCI requ

Washington, DC · On-site

$175K - $210K/yr

Administer, maintain, and optimize Windows Server environments (2016/2019/2022) across multiple secure networks. * Manage Active Directory, Entra ID (Azure AD), Group Policy, DNS, DHCP, WINS , and ...

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Senior Windows Server Administrator information

See Reston, VA salary details

$35

$54

$75

How much do senior windows server administrator jobs pay per hour?

As of Aug 10, 2026, the average hourly pay for senior windows server administrator in Reston, VA is $54.38, according to ZipRecruiter salary data. Most workers in this role earn between $44.28 and $66.01 per hour, depending on experience, location, and employer.

What is the difference between Senior Windows Server Administrator vs Windows Systems Engineer?

AspectSenior Windows Server AdministratorWindows Systems Engineer
CertificationsMicrosoft Certified: Windows Server, MCSEMicrosoft Certified: Windows Server, MCSE, or related certifications
Work EnvironmentData centers, enterprise IT teams, server managementDesigning, implementing, and maintaining Windows infrastructure
Employer & IndustryLarge corporations, IT service providers, government agenciesTech firms, enterprise IT departments, consulting firms

Both roles require similar certifications and often work in enterprise environments. The Senior Windows Server Administrator primarily manages existing servers and ensures stability, while the Windows Systems Engineer focuses on designing and deploying Windows infrastructure solutions. The roles are complementary but differ in scope and focus within IT teams.

How does a senior Windows Server Administrator typically collaborate with other IT teams within an organization?

As a Senior Windows Server Administrator, you will frequently collaborate with network engineers, security analysts, and application support teams to ensure seamless operation of the IT infrastructure. This role often involves coordinating during system upgrades, troubleshooting cross-platform issues, and implementing security policies in alignment with organizational standards. Clear communication and effective teamwork are essential, as you'll be responsible for sharing technical insights, documenting processes, and sometimes mentoring junior administrators. Such collaboration ensures that server environments remain robust, secure, and responsive to the organization's evolving needs.

What does a senior Windows Server Administrator do?

A Senior Windows Server Administrator is responsible for managing, configuring, and maintaining Windows-based servers within an organization. Their duties include ensuring server security, troubleshooting technical issues, performing regular backups, and optimizing server performance. They also handle software installations, updates, and patch management, while providing support to other IT staff and end users. Additionally, they may play a key role in planning and implementing IT projects and policies related to server infrastructure.

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

To thrive as a Senior Windows Server Administrator, you need deep expertise in Windows Server management, Active Directory, system troubleshooting, and typically a bachelor's degree in IT or related certifications like Microsoft Certified: Windows Server Hybrid Administrator Associate. Proficiency with tools such as PowerShell, Hyper-V, System Center, and monitoring solutions is essential for automation and efficient system operation. Outstanding problem-solving skills, attention to detail, and strong communication abilities set top administrators apart. These skills are crucial for maintaining secure, reliable, and high-performing IT infrastructures in complex enterprise environments.
What are popular job titles related to Senior Windows Server Administrator jobs in Reston, VA? For Senior Windows Server Administrator jobs in Reston, VA, the most frequently searched job titles are:
What job categories do people searching Senior Windows Server Administrator jobs in Reston, VA look for? The top searched job categories for Senior Windows Server Administrator jobs in Reston, VA are:
Senior Windows Server Administrator jobs near you
Infographic showing various Senior Windows Server Administrator job openings in Reston, VA as of August 2026, with employment types broken down into 77% Full Time, and 23% Contract. Highlights an 100% In-person job distribution, with an average salary of $113,109 per year, or $54.4 per hour.

Windows Server Administrator

MANTECH

Quantico, VA • On-site

Other

Posted 6 days ago

ManTech rating

9.0

Company rating: 9.0 out of 10

Based on 14 frontline employees who took The Breakroom Quiz

33rd of 242 rated software companies

Job description

MANTECH seeks a motivated, career and customer-oriented WINDOWS SERVER ADMINISTRATOR to join our team in QUANTICO, VA. 

Responsibilities include but are not limited to:

  • Installing, configuring, and maintaining Windows Server operating systems (2016, 2019, 2022) while monitoring server performance and optimizing resource utilization.
  • Managing Microsoft Active Directory Domain Services (AD DS), including domain controllers, user/group management, DNS, DHCP, and complex Group Policy Object (GPO) creation and deployment.
  • Administering virtualized server environments utilizing VMware vSphere/ESXi or Microsoft Hyper-V to ensure scalable and resilient infrastructure.
  • Planning and executing automated patching, software updates, and OS deployments using Microsoft Endpoint Configuration Manager (MECM/SCCM) and Windows Server Update Services (WSUS).
  • Hardening Windows servers in strict accordance with Defense Information Systems Agency (DISA) Security Technical Implementation Guides (STIGs) and remediating vulnerabilities identified by ACAS/Nessus scans.
  • Maintaining enterprise backup solutions, ensuring data integrity, and participating in Disaster Recovery (DR) and Continuity of Operations (COOP) planning and testing.

Minimum Qualifications:

  • Bachelor’s degree and at least 2 years in Information Systems Security.  A total of 8 years’ experience required without a degree.
  • Demonstrated experience navigating the Sponsor's accreditation process and ICD 503 standards, including A&A Body of Evidence (BOE) creation.
  • Proven experience meeting security requirements in the Sponsor's environment or similar enterprise environments.
  • Experience collaborating across large teams to drive security initiatives and manage complex, integrated system data flows.
  • Experience with complex network inventorying and network documentation (compliance, configuration management, patching, centralized authentication).
  • Strong capability to create, maintain, and communicate technical, network, and security documentation.

Preferred Qualifications:

  • Certified Information Systems Security Professional (CISSP) certification.
  • Experience with the Sponsor’s primary cyber risk and compliance automation tools.
  • Proactive self-starter with excellent interpersonal skills, capable of working across teams and driving organizational change.

Clearance Requirements:

  • Must have an active current TS/SCI security clearance

Physical Requirements:

  • Must be able and willing to perform occasional manual labor and warehouse duties, with the ability to lift up to 50 pounds.
  • Must be able to remain in a stationary position 50% of the time.

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