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

Washington, DC · On-site

$175K - $210K/yr

Senior Windows Systems Administrator (TS/SCI Required) Location: On‐Site (U.S. Government Facility) Clearance: Active Top Secret Clearance with SCI (TS/SCI) -- Mandatory Employment Type:

CGI Inc.

Sr. Windows Administrator

Radford, VA · On-site

This position is for a Senior Systems Administrator supporting the ALTESS Windows team. This is currently a mixed and growing environment of Windows 2019 and Windows 2022. This position will work ...

Corpay

Windows Systems Administrator

Louisville, KY · On-site

How We Work As a Windows Systems Administrator you will be expected to work out of our Louisville office location. Corpay will set you up for success by providing: * Company-issued equipment

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

As of Jun 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, and why are they important?

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 are Senior Windows Systems Administrators?

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 June 2026, with employment types broken down into 9% As Needed, 50% Full Time, 36% Part Time, 3% Temporary, 1% Contract, and 1% Nights. Highlights an 87% Physical, 5% Hybrid, and 8% Remote job distribution, with an average salary of $106,633 per year, or $51.3 per hour.
Senior Windows System Administrator

Senior Windows System Administrator

GCyber

Arlington, VA • On-site

Full-time

Medical, Dental, Vision, Retirement, PTO

Posted 8 days ago

Job description

GCyber is seeking a Senior Windows System Administrator, to help support our government customer in Arlington, VA. The role focuses on ownership of our Windows environment while supporting a mixed-OS infrastructure.
As the Senior Windows System Administrator, you will:
  • Serve as the senior lead and primary Subject Matter Expert (SME) for all Windows Server environments, driving technical strategy, architecture decisions, and operational excellence.
  • Design, architect, implement, and sustain enterprise Windows infrastructure.
  • Own the health, performance, and availability of Windows systems; proactively monitor, analyze trends, and implement improvements to prevent issues before they impact operations.
  • Lead complex troubleshooting and incident resolution efforts, conducting deep root cause analysis and implementing permanent corrective actions across systems and services.
  • Establish and enforce enterprise standards, baselines, and hardening guidelines in alignment with security frameworks and compliance requirements.
  • Provide technical leadership and mentorship to system administrators and engineers; guide best practices and elevate team capabilities across Windows technologies.
  • Lead planning and execution of system lifecycle activities, including patching, upgrades, migrations, and modernization initiatives.
  • Provide cross-platform support by performing basic Linux system administration and coordinating with Linux SMEs for complex issues.
Minimum Qualifications and Experience:
  • Active Top Secret/SCI clearance
  • Bachelor's degree in a related discipline with 8+years of relevant experience
  • IAT II Certification (i.e., Security+, CCNA-Security, CySA+, CND, GICSP, GSEC, SSCP)
  • Strong experience administering Windows Server environments
  • Deep understanding of core Windows services and system management
  • Working knowledge of Linux systems.

Our Benefits
GCyber is committed to the well-being and development of every employee. Our benefits are designed to support your personal and professional goals, from health and wellness programs to retirement savings and career development opportunities. Highlights include:
  • 26 Days of Paid Leave + Annual PTO Increase
  • An extra day of paid leave for every year of employment with GCyber
  • Paid Parental Leave
  • Additional Leave Allowances for Military Duty, Jury Duty, and Bereavement Leave
  • 401(k) Matching
  • 100% Company-funded Disability Insurance
  • 90% Company-Funded Health, Dental, and Vision Insurance, with contributions to insurance benefits for spouses, children, and family members
  • Training and Professional Development Plans
  • Commuter Benefits Plan
  • Parking and Transportation Allowance

Equal Opportunity Employer
GCyber is an Equal Opportunity Employer. This means you don't have to worry about whether your application process will be fair. We consider all applicants without regard to race, color, religion, age, ancestry, ethnicity, gender, gender identity, gender expression, sexual orientation, veteran status, or disability.
Stay in Touch
For future job notifications please follow GCyber on LinkedIn. https://linkedin.com/company/gcyber

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