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Windows Server Administrator Jobs in Washington (NOW HIRING)

Astrion

Sr. Windows Systems Administrator

Columbia, MD · On-site

$145K - $165K/yr

Windows Server administration (2016 through 2022): installation, patching, performance tuning ... Administer, patch, and sustain Windows Server (2016 through 2022) and Windows 11 workstations ...

Leidos

Windows Systems Administrator

Suitland, MD · On-site

$92K - $166K/yr

In this role, you will administer and maintain Windows server environments supporting enterprise infrastructure, standardized desktop services, and secure mission operations. The ideal candidate has ...

Astrion

Sr. Windows Systems Administrator

Columbia, MD · On-site

$145K - $165K/yr

Windows Server administration (2016 through 2022): installation, patching, performance tuning ... Administer, patch, and sustain Windows Server (2016 through 2022) and Windows 11 workstations ...

Leidos

Windows Systems Administrator

Suitland, MD · On-site

$92K - $166K/yr

In this role, you will administer and maintain Windows server environments supporting enterprise infrastructure, standardized desktop services, and secure mission operations. The ideal candidate has ...

Leidos

Windows Systems Administrator

Suitland, MD · On-site

$92K - $166K/yr

In this role, you will administer and maintain Windows server environments supporting enterprise infrastructure, standardized desktop services, and secure mission operations. The ideal candidate has ...

SAIC

Windows Server Lead

Washington, DC

The Windows Server Team is responsible for Windows servers, Active Directory, remote desktop services, OS vulnerability remediation, Windows Server and workstation patching, hypervisor (VMware ...

TEKsystems

Windows System Administrator

Arlington, VA · On-site

$50 - $65/hr

This role is ideal for a systems administrator with strong Windows Server experience who enjoys working in a mission-focused environment and supporting enterprise-level operations. The selected ...

TEKsystems

Windows System Administrator

Arlington, VA

$50 - $65/hr

This role is ideal for a systems administrator with strong Windows Server experience who enjoys working in a mission-focused environment and supporting enterprise-level operations. The selected ...

Via Logic LLC

Windows Systems Administrator

Suitland, MD · On-site

$73 - $133/hr

In this role, you will administer and maintain Windows server environments supporting enterprise infrastructure, standardized desktop services, and secure mission operations. The ideal candidate has ...

CACI

Windows System Administrator

Washington, DC · On-site

This position requires building, hardening, patching, and maintaining Windows servers to ensure they stay updated through consistent patching. The Windows System Administrator will manage user ...

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How much do windows server administrator jobs pay per hour?

As of Sep 4, 2026, the average hourly pay for windows server administrator in Washington is $48.11, according to ZipRecruiter salary data. Most workers in this role earn between $38.37 and $56.92 per hour, depending on experience, location, and employer.

What is a Windows Server Administrator?

Windows Server Administrators are IT professionals responsible for managing, maintaining, and troubleshooting Microsoft Windows Server operating systems within an organization. Their duties include installing, configuring, and updating server software, setting up user accounts and permissions, ensuring server security, performing regular backups, and monitoring system performance. They play a crucial role in ensuring the reliability and security of an organization's IT infrastructure.

What does a Windows Server Administrator do?

A Windows Server administrator is responsible for installing software, updates, and security patches to a Microsoft Windows Server. Additional responsibilities of the Windows Server administrator are to maintain the computer servers on the back end, monitor server performance, and perform system backups on a regular basis, pending the needs of the business. You may also be expected to maintain, update, and upgrade the hardware and software of the computer systems. You are also responsible for providing technical support to other administrators, technical staff, and customers.

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

To thrive as a Windows Server Administrator, you need a solid understanding of Windows Server operating systems, Active Directory, networking fundamentals, and typically a degree in information technology or a related field. Familiarity with tools like PowerShell, Hyper-V, and certifications such as Microsoft Certified: Windows Server Hybrid Administrator Associate are highly valued. Strong problem-solving abilities, attention to detail, and effective communication set exceptional administrators apart. These skills and qualities are critical for ensuring secure, efficient, and reliable server environments that support organizational operations.

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

Windows Server Administrators regularly work alongside network engineers, cybersecurity specialists, and support desk teams to ensure seamless IT operations. They coordinate on tasks such as deploying updates, troubleshooting server issues, managing user access, and implementing security protocols. Effective communication and teamwork are crucial, as administrators often participate in cross-functional meetings to plan infrastructure upgrades or respond to incidents. This collaborative environment not only enhances problem-solving but also provides valuable opportunities for professional growth and knowledge sharing.

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

AspectWindows Server AdministratorNetwork Administrator
CertificationsMicrosoft Certified: Windows Server Fundamentals, MCSACompTIA Network+, Cisco CCNA
Work EnvironmentManaging Windows Server environments, Active Directory, server securityManaging network infrastructure, routers, switches, network security
Employer & IndustryIT departments in various industries, data centersIT/network teams across industries, telecom, enterprise
Common Search/ComparisonFocus on server management skillsFocus on network infrastructure skills

The main difference between a Windows Server Administrator and a Network Administrator lies in their focus areas. Windows Server Administrators primarily manage Windows server environments, Active Directory, and server security, while Network Administrators oversee network infrastructure, including routers, switches, and network security. Both roles require relevant certifications and are essential in IT departments, but they specialize in different aspects of IT infrastructure.

More about Windows Server Administrator jobs

What are the most commonly searched types of Windows Server Administrator jobs in Washington?

The most popular types of Windows Server Administrator jobs in Washington are:

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For Windows Server Administrator jobs in Washington, the most frequently searched job titles are:

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The top searched job categories for Windows Server Administrator jobs in Washington are:

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For Windows Server Administrator jobs in WA, the most frequently searched job titles are:

Windows Server Administrator jobs near you
Infographic showing various Windows Server Administrator job openings in Washington as of August 2026, with employment types broken down into 100% Full Time. Highlights an 100% In-person job distribution, with an average salary of $100,064 per year, or $48.1 per hour.

Sr. Windows Systems Administrator

Astrion

Columbia, MD • On-site

$145K - $165K/yr

Full-time

Re-posted yesterday

Job description

Overview
Senior Windows Systems Administrator
LOCATION: Columbia, MD (Onsite)
JOB STATUS: Full-time
CLEARANCE: Active Top Secret / TS/SCI (Required)
TRAVEL: Less than 10%
SALARY RANGE: $145k - $165k
Astrion has an exciting opportunity for a highly experienced Senior Windows Administrator to build, secure, and sustain the Windows Server estate, the Windows 11 workstation fleet, and the Active Directory and Windows network services that run across three or more isolated classified networks supporting Department of Defense/Department of War (DoD/DoW) environments in Columbia, MD. The ideal candidate brings deep Windows Server and Active Directory expertise, extensive experience operating inside closed and air-gapped classified enclaves, and a proven record of building and maintaining systems in compliance with Risk Management Framework (RMF), DoD STIG, and Comply-to-Connect (C2C) requirements. This position requires Monday through Friday on-site work at our facility in Columbia, MD.
REQUIRED QUALIFICATIONS / SKILLS
  • Active TS/SCI security clearance (required)
  • Bachelor's degree in Computer Science, Information Technology, or related field (or equivalent experience)
  • 8+ years of Windows systems and network administration experience within DoD/DoW or classified environments
  • Deep expertise in:
    • Windows Server administration (2016 through 2022): installation, patching, performance tuning, roles and features, storage, and networking
    • Active Directory Domain Services: Group Policy, DNS, DHCP, DFS, ADCS, sites and replication, and trusts
    • Scripting and automation (PowerShell and desired-state configuration)
    • Windows endpoint management (Microsoft Endpoint Configuration Manager, imaging, Group Policy)
    • End-user support on Classified Windows 11 and Windows Server supporting Operating System, supported applications, and hardware issues
  • Demonstrated experience implementing and maintaining DoD STIG compliance on Windows Server and workstations
  • Experience with offline and air-gapped patching (WSUS or MECM in an isolated enclave)
  • Strong understanding of:
    • RMF (Risk Management Framework)
    • DISA security requirements and accreditation processes
    • DCSA accreditation standards
  • Active DoD 8140 (formerly DoD 8570) compliant baseline certification (e.g., Security+ CE, CISSP)
  • Active DoD 8140 compliant computing environment certification (e.g., minimum Microsoft certification such as Windows Server Hybrid Administrator Associate or MCSA/MCSE equivalent)
  • Experience with:
    • ACAS or Nessus and SCAP scanning
    • SIEM integration and Windows event and log analysis
    • Continuous monitoring under RMF

KEY COMPETENCIES
  • Advanced Windows Server and Active Directory administration and troubleshooting
  • Security hardening and compliance enforcement
  • Automation and scripting (PowerShell)
  • Strong troubleshooting skills used in end-user support
  • Strong analytical and problem-solving abilities
  • Excellent communication and documentation skills
  • Ability to operate in high-security, mission-critical environments

PREFERRED QUALIFICATIONS / SKILLS
  • On-Premise deployment and administration of Microsoft SharePoint environments
  • Microsoft certifications such as Windows Server Hybrid Administrator Associate, Azure Administrator (AZ-104), or Identity and Access Administrator
  • Hyper-V and Windows Failover Clustering, and storage experience (NetApp or SAN)
  • PKI and Active Directory Certificate Services design and administration
  • PowerShell automation at scale (desired-state configuration, Git-based configuration management)
  • Zero Trust architectures and application allowlisting (AppLocker or WDAC) in classified environments
  • Prior experience supporting Cross Domain Solutions (CDS) programs
  • Experience with cloud-based DoD environments (e.g., Azure Government, Azure Secret)
  • Project management experience and experience briefing executive leadership

RESPONSIBILITIES
  • Administer, patch, and sustain Windows Server (2016 through 2022) and Windows 11 workstations across three or more isolated classified networks, each operated as its own authorization boundary
  • Provide end-user support for classified Windows Server and Windows 11 workstations to include troubleshooting supported applications, hardware, and operating system issues.
  • Administer Active Directory Domain Services across a separate forest per enclave: Group Policy, DNS, DHCP, DFS, Active Directory Certificate Services, sites and replication, and trust health
  • Build, harden, and baseline Windows systems to DoD Security Technical Implementation Guides (STIGs); remediate findings and control configuration drift
  • Manage the Windows workstation fleet with Microsoft Endpoint Configuration Manager (MECM), image build and deployment (MDT/WDS), application packaging, and Group Policy on closed networks
  • Perform patching and updates on air-gapped networks through approved offline processes (WSUS in an isolated enclave, MECM, or trusted media transfer), with a defined cadence and an emergency-patch path
  • Administer Windows network services: DNS, DHCP, name resolution, time synchronization, PKI and certificate services, and Windows Firewall with IPsec policy
  • Administer virtualization and clustering where present (Hyper-V, Windows Failover Clustering), including capacity planning and recovery testing
  • Automate provisioning, configuration, and remediation with PowerShell and desired-state configuration, including on disconnected systems
  • Administer host-based endpoint protection (Microsoft Defender for Endpoint or approved ESS) and integrate with the security tool stack
  • Implement and maintain C2C and 802.1x posture for Windows endpoints
  • Perform vulnerability remediation and continuous monitoring in accordance with RMF controls; run and interpret ACAS and SCAP scans and review Windows event and audit logs
  • Support the Authority to Operate (ATO) process, including STIG checklists, POA&Ms, and risk assessments
  • Maintain backup and recovery for Windows systems and Active Directory, including system state and authoritative and non-authoritative restore
  • Develop and maintain system documentation, diagrams, SOPs, and security artifacts
  • Troubleshoot complex issues across multi-network, multi-vendor environments
  • Collaborate with cybersecurity, network engineering, systems engineering, and mission stakeholders to ensure secure, reliable operations
  • Support audits, inspections, and compliance validation activities

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