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Sr Windows System Administrator Jobs (NOW HIRING)

CALNET INC

Windows Systems Administrator

Washington, DC · On-site

... talented Senior Windows System Administrator with Secret Clearance to work in Washington DC This ... opportunity is onsite in Washington DC CALNET, Inc. offers a competitive salary and a generous ...

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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 Jun 12, 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 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.

What are Sr Windows System Administrators?

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, and why are they important?

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.
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 June 2026, with employment types broken down into 99% Full Time, and 1% Part Time. Highlights an 85% Physical, 6% Hybrid, and 9% 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 9 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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