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Sr Windows System Administrator Jobs (NOW HIRING)

Quantum Sky

Sr Windows System Administrator

Oakton, VA · On-site

$180K - $190K/yr

Description Ready Support Services LLC, a Quantum Sky company, is searching for an experienced and skilled Senior Windows System Administrator to join our IT team. As a key member of our ...

Quantum Sky

Sr Windows System Administrator

Oakton, VA · On-site

$180K - $190K/yr

Description Ready Support Services LLC, a Quantum Sky company, is searching for an experienced and skilled Senior Windows System Administrator to join our IT team. As a key member of our ...

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Sr Windows System Administrator information

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$58.5K

$106.6K

$138K

How much do sr windows system administrator jobs pay per year?

As of Aug 23, 2026, the average yearly pay for sr windows system 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 is a Sr Windows System Administrator?

Sr Windows System Administrators are experienced IT professionals who manage, configure, and maintain Windows-based servers and systems within an organization. Their responsibilities include ensuring system security, optimizing performance, performing regular updates and backups, and troubleshooting technical issues. They often lead projects, mentor junior administrators, and play a key role in planning and implementing IT infrastructure improvements. Their expertise ensures that business-critical applications and services remain reliable, secure, and efficient.

What are the key skills and qualifications needed to thrive as a Sr Windows System Administrator?

To thrive as a Sr Windows System Administrator, you need deep expertise in Windows server administration, Active Directory, virtualization, and networking, typically supported by a bachelor’s degree in IT or related experience. Advanced knowledge of tools like PowerShell, VMware, SCCM, and certifications such as Microsoft Certified: Windows Server or CompTIA Server+ are commonly required. Strong problem-solving abilities, attention to detail, and effective communication skills distinguish top performers in this role. Mastering these skills ensures secure, reliable, and efficient IT infrastructure essential for business operations.

What are some common challenges faced by Sr Windows System Administrators, and how can they be addressed?

Sr Windows System Administrators often encounter challenges such as managing complex Active Directory environments, ensuring system security while minimizing downtime, and efficiently handling large-scale patch management. Staying up-to-date with the latest Windows Server updates and best practices is essential to address these issues. Additionally, effective communication with cross-functional teams helps in proactively identifying and resolving potential problems, ensuring smooth system operations and compliance with organizational policies.

What is the difference between Sr Windows System Administrator vs Windows Systems Engineer?

AspectSr Windows System AdministratorWindows Systems Engineer
CertificationsMCSE, MCSA, CompTIA Server+MCSE, MCSA, Cisco certifications often preferred
Work EnvironmentData centers, enterprise IT teams, support rolesDesign, implementation, and optimization of Windows infrastructure
ResponsibilitiesManaging Windows servers, troubleshooting, maintenanceArchitecting solutions, deploying new systems, performance tuning

While both roles require strong Windows server knowledge and certifications, the Sr Windows System Administrator primarily focuses on managing and maintaining existing systems, whereas the Windows Systems Engineer is more involved in designing and deploying new solutions. The roles often overlap but differ in scope and focus within enterprise IT environments.

More about Sr Windows System Administrator jobs

What states have the most Sr Windows System Administrator jobs?

States with the most job openings for Sr Windows System Administrator jobs include:

What job categories do people searching Sr Windows System Administrator jobs look for?

The top searched job categories for Sr Windows System Administrator jobs are:

Sr Windows System Administrator jobs near you
Infographic showing various Sr Windows System Administrator job openings in the United States as of August 2026, with employment types broken down into 1% As Needed, 84% Full Time, 12% Part Time, and 3% Contract. Highlights an 92% Physical, 2% Hybrid, and 6% Remote job distribution, with an average salary of $106,633 per year, or $51.3 per hour.

Senior Windows System Administrator

TISTA Science and Technology Corporation

Austin, TX • On-site

$90 - $120/hr

Other

Medical, Life, Retirement, PTO

Posted 5 days ago

Job description

Overview

TISTA Science and Technology is seeking a Senior Windows System Administrator to join our growing team.

At TISTA, you’ll do meaningful, mission‑driven work that improves lives alongside teammates you trust and leaders who are transparent and supportive. We invest in your learning and internal mobility so you can build a career that keeps advancing. We’re proud to serve and hire Veterans, and we put people first in everything we do.

TISTA associates enjoy above Industry Healthcare Benefits, Remote Working Options, Paid Time Off, Training/Certification opportunities, Healthcare Savings Account & Flexible Savings Account, Paid Life Insurance, Short-term & Long-term Disability, 401K Match, Professional development reimbursement, Employee Assistance Program, Paid Holidays, Military Leave, and much more!

Responsibilities

Senior Windows System Administrator to design, implement, and support enterprise infrastructure environments. This role requires expertise in Windows Server administration along with hands‑on experience in container platforms such as OpenShift and Kubernetes, and virtualization technologies. The ideal candidate will play a key role in maintaining system reliability, performance, and security across hybrid environments.

  • Administer, maintain, and support Windows Server environments (2016/2019/2022).
  • Manage Active Directory, Group Policy, DNS, DHCP, and IIS.
  • Design and support virtualized environments (VMware, Hyper‑V).
  • Deploy, manage, and troubleshoot containerized applications using Kubernetes and OpenShift.
  • Monitor system performance and ensure high availability and disaster recovery readiness.
  • Automate system administration tasks using PowerShell and scripting tools.
  • Collaborate with DevOps and application teams to support CI/CD pipelines.
  • Implement and enforce security best practices, patch management, and compliance standards.
  • Troubleshoot complex system, network, and application issues.
  • Maintain system documentation, procedures, and configurations.
  • Provide mentorship and guidance to junior administrators.
Qualifications
  • 5–10+ years of experience in Windows system administration.
  • Strong expertise in:
    • Windows Server administration.
    • Active Directory & Group Policy.
    • PowerShell scripting.
  • Hands‑on experience with:
    • Kubernetes
    • Red Hat OpenShift
    • Virtualization platforms (VMware vSphere and/or Hyper‑V)
  • Experience with system monitoring tools and backup solutions.
  • Knowledge of networking fundamentals (TCP/IP, firewalls, load balancing).
Preferred Qualifications
  • Familiarity with Infrastructure as Code (Terraform, Ansible).
  • Red Hat or Kubernetes certifications (e.g., CKA, OpenShift Administrator).
Education
  • Bachelor’s degree in computer science, electronics engineering or related technical discipline and 5+ years’ work experience.
  • Eight (8) years of additional relevant experience may be substituted for education (13 years total).
Clearance
  • The ability to pass a Tier 2/Moderate Background Investigation.
Location
  • Department of Veteran's Affairs (100% On-site)
  • Monday - Friday (8:00 AM - 4:30 PM CST Time)
  • Austin Information Technology Center (AITC)

1615 Woodward Street, Austin, TX 78741

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