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Senior Windows Systems Administrator Jobs (NOW HIRING)

Halvik

Sr. Windows Systems Administrator

Greenbelt, MD · On-site

Position Overview We are seeking a highly motivated Senior Windows System Administrator to ensure the stability, reliability, and performance of our enterprise Windows environment. This role requires ...

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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Senior Windows Systems Administrator information

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$58.5K

$106.6K

$138K

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.

Sr. Windows Systems Administrator

Hirekeyz Inc

Bronx, NY • On-site

Contractor

Posted 17 days ago

Job description

Role: Sr. Windows Systems Administrator

Location: (Bronx, NY), Hybrid

Job Type: Contract

Job Description:

We are seeking a skilled and experienced Windows System Administrator to join our contract IT team. The ideal candidate will have 5 7 years of hands-on experience managing Windows environments and a strong understanding of SQL databases. The selected candidate will be responsible for maintaining, securing, and optimizing our Windows-based infrastructure and supporting SQL systems that are critical to business operations.


Key Responsibilities:

  • Administer, maintain, and optimize Windows Server environments (2016/2019/2022).
  • Manage Active Directory, Group Policy, DNS, DHCP, and Windows patching.
  • Monitor system performance and troubleshoot hardware, software, and network issues.
  • Implement, support and maintain backup/recovery solutions and disaster recovery plans.
  • Install, configure, and maintain SQL Server environments.
  • Write and optimize SQL queries and scripts for system automation and reporting.
  • Collaborate with development and application teams to ensure system compatibility and performance.
  • Collaborate with customers, adjacent technical teams and all level of management to address systems issues.
  • Maintain security best practices, including system hardening and vulnerability management.
  • Produce documentation for system configurations, procedures, and change controls.


Qualifications:

  • 5 7 years of experience in Windows system administration in mid to large-scale environments.
  • Strong experience with Microsoft SQL Server (installation, maintenance, scripting, performance tuning).
  • Proficiency in PowerShell scripting for automation.
  • Higher level of familiarity with virtualization technologies (VMware, Hyper-V and Nutanix).
  • Understanding of network fundamentals (TCP/IP, firewalls, VPNs).
  • Knowledge of ITIL practices and change management processes is a plus.
  • Excellent troubleshooting and analytical skills.
  • Strong communication and collaboration abilities.
  • Detail Oriented
  • Customer Outcome Focused


Preferred Certifications

  • Microsoft Certified: Windows Hybrid Server Administrator
  • Microsoft Certified: Administrator Associate
  • CompTIA Security+ or equivalent


Preferred Education

  • Master's degree