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Senior Windows Systems Administrator Jobs (NOW HIRING)

MethodHub

Windows Systems Administrator

Tallahassee, FL · On-site

Windows Systems Administrator Location: Tallahassee, FL 32311 (5 days onsite per week) Duration: 12 months * The client is in search of a Systems Administrator to play a key role in assisting the OIT ...

Hireblazer

Windows Systems Administrator

Austin, TX · Remote

$45 - $50/hr

Windows Systems Administrator Duration: 6 months Location: Remote - Texas-based candidates ... Performs highly complex or advanced (senior-level) systems administration work to servers ...

SMS DATA PRODUCTS GROUP, INC

As a (Mid-to-Senior) Windows System Administrator at SMS, you'll work within a DoD Enterprise environment, managing and securing Windows infrastructure to support vital operations. This position ...

B&A

Windows Systems Administrator

Alexandria, VA · On-site

$140K - $200K/yr

Description Windows Systems Administrator At B&A, we foster and embrace a distinct set of values ... Senior Level: 6-8 years of specialized experience * Subject Matter Expert (SME): 8-12 years of ...

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Senior Windows Systems Administrator information

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How much do senior windows systems administrator jobs pay per year?

As of Aug 10, 2026, the average yearly pay for senior windows systems administrator in the United States is $106,633.00, according to ZipRecruiter salary data. Most workers in this role earn between $95,000.00 and $114,500.00 per year, depending on experience, location, and employer.

What are some common challenges senior Windows systems administrators face when managing enterprise-scale environments?

Senior Windows Systems Administrators often encounter challenges such as ensuring system uptime during maintenance, managing complex Active Directory structures, and staying ahead of emerging security threats. Balancing the need for robust security with user accessibility, as well as coordinating updates or patches across multiple servers without disrupting business operations, are also common hurdles. Collaborating effectively with network engineers, security teams, and application owners is essential to address these challenges and ensure seamless IT operations.

What are the key skills and qualifications needed to thrive as a senior Windows systems administrator?

To thrive as a Senior Windows Systems Administrator, you need deep expertise in Windows Server administration, Active Directory, networking, and troubleshooting, often backed by a bachelor’s degree in IT or related field and several years of relevant experience. Familiarity with tools like PowerShell, System Center Configuration Manager (SCCM), virtualization platforms, and certifications such as Microsoft Certified: Windows Server Hybrid Administrator Associate are highly valued. Strong problem-solving abilities, attention to detail, and effective communication skills are essential soft skills for this role. These competencies ensure reliable system performance, effective issue resolution, and seamless collaboration within IT teams and across the organization.

What is a senior Windows systems administrator?

Senior Windows Systems Administrators are experienced IT professionals responsible for managing, maintaining, and optimizing Windows-based server environments within an organization. They handle tasks such as system installation, configuration, troubleshooting, security management, and performance tuning. Senior administrators often lead projects, mentor junior staff, and ensure the reliability and security of Windows infrastructure. Their role is critical in supporting business operations by maintaining uptime and addressing technical issues efficiently.

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

AspectSenior Windows Systems AdministratorWindows Server Engineer
CertificationsMicrosoft Certified: Windows Server, MCSEMicrosoft Certified: Windows Server, MCSE
Work EnvironmentIT departments, enterprise networksData centers, enterprise IT teams
Primary ResponsibilitiesManaging Windows infrastructure, troubleshooting, user supportDesigning, deploying, and optimizing Windows Server environments
Industry UsageCorporate, government, healthcareLarge organizations, cloud services

While both roles require expertise in Windows Server and similar certifications, the Senior Windows Systems Administrator focuses on maintaining and supporting existing infrastructure, whereas the Windows Server Engineer is more involved in designing and implementing new server solutions. The roles often overlap but differ in scope and focus within enterprise IT environments.

What cities are hiring for Senior Windows Systems Administrator jobs? Cities with the most Senior Windows Systems Administrator job openings:
What are the most commonly searched types of Windows Systems Administrator jobs? The most popular types of Windows Systems Administrator jobs are:
Who are the top companies hiring for Senior Windows Systems Administrator jobs? The top employers for Senior Windows Systems Administrator jobs are:
What states have the most Senior Windows Systems Administrator jobs? States with the most job openings for Senior Windows Systems Administrator jobs include:
Infographic showing various Senior Windows Systems Administrator job openings in the United States as of August 2026, with employment types broken down into 95% Full Time, and 5% Contract. Highlights an 90% In-person, 5% Hybrid, and 5% Remote job distribution, with an average salary of $106,633 per year, or $51.3 per hour.

Windows Systems Administrator

Private Label Staff

Tallahassee, FL • On-site

$30 - $35/hr

Contractor

Posted 11 days ago

Job description

Position Summary

The Senior Systems Administrator is responsible for the administration, maintenance, security, and performance of the enterprise server infrastructure. This position provides advanced technical support for Windows and virtual server environments, Active Directory services, enterprise storage, backup and recovery, and cloud-integrated infrastructure. The Senior Systems Administrator serves as a technical lead on infrastructure initiatives, supports critical transportation applications, and ensures high availability, security, and operational excellence across enterprise systems.


Key Responsibilities

  • Administer and maintain enterprise Windows Server environments.
  • Install, configure, monitor, and support physical and virtual server infrastructure.
  • Manage Active Directory, Group Policy, DNS, DHCP, and identity services.
  • Administer VMware vSphere and virtual infrastructure.
  • Support Microsoft Azure and Microsoft 365 cloud services.
  • Perform operating system upgrades, patch management, and security remediation.
  • Monitor system performance, availability, and capacity using enterprise monitoring tools.
  • Troubleshoot complex server, storage, virtualization, and operating system issues.
  • Maintain enterprise backup, disaster recovery, and business continuity solutions.
  • Implement and maintain cybersecurity best practices in accordance with State of Florida and FDOT standards.
  • Develop PowerShell and other automation scripts to streamline administration and operational tasks.
  • Coordinate server builds, migrations, upgrades, and infrastructure refresh projects.
  • Create and maintain technical documentation, architecture diagrams, and standard operating procedures.
  • Collaborate with network engineers, database administrators, cloud engineers, application teams, and cybersecurity personnel.
  • Participate in scheduled maintenance windows and provide after-hours support as required.
  • Mentor junior administrators and provide technical leadership on infrastructure initiatives.


Required Qualifications

  • Bachelor's degree in Computer Science, Information Systems, Engineering, or a related field, or equivalent professional experience.
  • Seven (7) or more years of enterprise systems administration experience.
  • Experience administering Windows Server 2016, 2019, and/or 2022.
  • Experience with Active Directory, Group Policy, DNS, DHCP, and Microsoft identity services.
  • Experience supporting VMware vSphere or similar virtualization platforms.
  • Experience with Microsoft Azure infrastructure and cloud administration.
  • Experience with enterprise backup and disaster recovery solutions.
  • Experience with PowerShell scripting and infrastructure automation.
  • Strong understanding of server security hardening, vulnerability remediation, and patch management.
  • Experience supporting highly available enterprise environments.
  • Excellent analytical, troubleshooting, and communication skills.


Preferred Qualifications

  • Microsoft Certified: Windows Server Hybrid Administrator Associate.
  • Microsoft Certified: Azure Administrator Associate.
  • VMware Certified Professional (VCP).
  • CompTIA Security+ or equivalent security certification.
  • Experience supporting enterprise storage technologies (SAN/NAS).
  • Experience with Microsoft Endpoint Configuration Manager (MECM/SCCM).
  • Experience with Microsoft Intune.
  • Experience administering Microsoft SQL Server environments.
  • Experience with Azure Active Directory (Microsoft Entra ID).
  • Experience supporting hybrid cloud environments.
  • Familiarity with ITIL service management processes.
  • Experience working within state government or large public-sector organizations.


Technical Skills

  • Windows Server Administration
  • Active Directory
  • Group Policy
  • DNS / DHCP
  • VMware vSphere
  • Microsoft Azure
  • Microsoft 365
  • PowerShell
  • Hyper-V
  • Storage Area Networks (SAN)
  • Backup & Recovery
  • Disaster Recovery
  • Microsoft Entra ID
  • SCCM / MECM
  • Intune
  • Windows Failover Clustering
  • Server Monitoring & Performance Tuning
  • Security Hardening
  • Vulnerability Management
  • Enterprise Infrastructure Support


Desired Competencies

  • Advanced problem-solving and troubleshooting
  • Infrastructure architecture knowledge
  • Technical leadership
  • Customer service orientation
  • Strong documentation skills
  • Project coordination
  • Ability to manage multiple priorities
  • Team collaboration
  • Continuous improvement mindset