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Senior Microsoft System Administrator Jobs (NOW HIRING)

Agelix Consulting

System Administrator

Washington, DC · On-site

Minimum 5 years' experience with mid-level and senior level as a System Administrator with experience with Microsoft 365 platform, cloud infrastructure systems, cloud servers, Windows Server Active ...

Conch Technologies Inc

SR. System Administrator

Houston, TX · On-site

$82K - $111K/yr

Job Title: SR. System Administrator Location: Houston, TX (Hybrid) Work Location: 601 Travis Street ... Experience with AWS, Microsoft Azure, or Google Cloud Platform (GCP). * Strong knowledge of Active ...

Astrion

$125K - $135K/yr

Overview Senior System Administrator WORK LOCATION : Hanscom AFB, MA (Bedford, MA) Salary Range ... Microsoft Project Server * ASP/.NET/SQL Server legacy systems * JavaScript and related web ...

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How much do senior microsoft system administrator jobs pay per year?

As of Aug 12, 2026, the average yearly pay for senior microsoft system administrator in the United States is $102,229.00, according to ZipRecruiter salary data. Most workers in this role earn between $86,000.00 and $116,500.00 per year, depending on experience, location, and employer.

How much does a senior Microsoft System Administrator make?

A senior Microsoft System Administrator typically earns between $80,000 and $120,000 annually, depending on experience, certifications, and location. They often work with tools like PowerShell and Active Directory and may require advanced knowledge of Windows Server environments.

What is a senior Microsoft system administrator?

Senior Microsoft System Administrators are IT professionals responsible for managing, configuring, and maintaining Microsoft-based servers and systems within an organization. They oversee the deployment, security, and troubleshooting of Windows Server environments, Active Directory, Exchange, and other Microsoft technologies. These administrators often lead projects, mentor junior staff, and ensure the organization's IT infrastructure is secure, efficient, and up to date. Their role is critical for ensuring business continuity and supporting end users' technical needs.

What are some common challenges faced by senior Microsoft system administrators when managing hybrid cloud environments?

Senior Microsoft System Administrators often navigate the complexities of integrating on-premises infrastructure with cloud services like Azure. Key challenges include ensuring seamless authentication and access control, maintaining consistent system security, and managing updates across both environments. Effective communication with networking, security, and development teams is crucial for troubleshooting and optimizing performance. Staying current with evolving Microsoft technologies and best practices is also essential for success in this dynamic role.

What are the key skills and qualifications needed to thrive as a senior Microsoft system administrator?

To thrive as a Senior Microsoft System Administrator, you need advanced knowledge of Windows Server environments, Active Directory, and strong problem-solving abilities, usually backed by a relevant degree and several years of experience. Proficiency in tools such as PowerShell, Microsoft 365, Azure, and certifications like Microsoft Certified: Windows Server Hybrid Administrator Associate are highly valued. Exceptional organizational skills, attention to detail, and effective communication set top professionals apart in this role. These skills ensure secure, efficient, and reliable IT infrastructure management critical to business operations.

What is the difference between Senior Microsoft System Administrator vs Microsoft Systems Engineer?

AspectSenior Microsoft System AdministratorMicrosoft Systems Engineer
CertificationsMicrosoft Certified: Windows Server, MCSEMicrosoft Certified: Azure Solutions Architect, MCSE
Work EnvironmentOn-premises data centers, enterprise networksCloud environments, hybrid infrastructures
Primary FocusSystem maintenance, troubleshooting, user supportDesigning, implementing, and managing solutions

The Senior Microsoft System Administrator typically manages on-premises systems and ensures smooth operation of enterprise networks. In contrast, the Microsoft Systems Engineer focuses more on designing and deploying cloud or hybrid solutions. Both roles require similar certifications but differ in their primary responsibilities and work environments.

Do senior Microsoft System Administrators make good money?

Senior Microsoft System Administrators typically earn competitive salaries that reflect their experience, certifications, and technical skills with tools like PowerShell and Active Directory. Their compensation often includes benefits and can vary based on location, industry, and company size.
What cities are hiring for Senior Microsoft System Administrator jobs? Cities with the most Senior Microsoft System Administrator job openings:
What are the most commonly searched types of Microsoft System Administrator jobs? The most popular types of Microsoft System Administrator jobs are:
What states have the most Senior Microsoft System Administrator jobs? States with the most job openings for Senior Microsoft System Administrator jobs include:
Senior Microsoft System Administrator jobs near you

Microsoft System Administrator- Senior / Junior(Top Secret with agreement to obtain CI Poly)

North Point Technology

Fort Belvoir, VA • On-site

Full-time

Re-posted 23 hours ago

Job description

This job requires active TS/SCI clearance with a CI Polygraph. Please apply only if you have an active TS/SCI clearance with a CI Polygraph.
Microsoft System Administrator (Senior / Junior)
Position / LCAT: Microsoft System Administrator Level: Senior and Junior Lead Designation: N/A Location: Fort Belvoir, VA
Role Summary
Supports the identification and resolution of automation and information technology hardware and software issues to maintain at least a 99% system availability rate. Senior administrators perform administration and maintenance of Windows-based servers, apply DISA STIGs, deploy applications, and conduct system upgrades across multiple supported networks. Junior administrators perform installation, configuration, administration, and monitoring of end-user IT automation equipment including baseline imaging, performance optimization, patching, and updating.
Responsibilities
Senior Level:
  • Perform administration and maintenance of Windows-based servers, including daily system checks; record 100% of findings and statuses
  • Ensure all Microsoft Windows Server and installed features/applications have the latest DISA STIGs applied within 30 calendar days of release
  • Apply vendor security updates and hotfixes to address ACAS findings and organizational security mandates within 14 calendar days
  • Provide detailed system matrices of supported systems and applications including utilization, uptime, storage availability, and performance
  • Deploy in-house developed, COTS, and GOTS applications to production, integration, and staging servers within 2 business days
  • Conduct system upgrades; planning phase within 15 business days of upgrade request
  • Ensure availability and accessibility of approximately 20 Microsoft IIS websites hosted across five networks
  • Provide Continuity of Operations (COOP) planning, evaluation, and execution bi-annually
  • Notify Government of unscheduled outages within 30 minutes; record to operations log within 4 hours
  • Provide after-hours on-site support with 2-hour response time
  • Monitor and manage trouble tickets assigned to the Systems Administration branch

Junior Level:
  • Perform installation, configuration, administration, and monitoring of end-user IT automation equipment, including baseline imaging, performance optimization, patching, and updating
  • Perform maintenance and functionality checks of conference rooms to ensure computer, video-teleconference, and voice IT equipment are operational
  • Identify, prioritize, track, and resolve end-user automation hardware and software issues to maintain 99% system availability
  • Provide comprehensive inventory and automation capability matrices monthly or as requested
  • Analyze technical support requests and provide solutions within 10 business days of receipt
  • Coordinate with Property Book Office to manage equipment issue and turn-in process for end-user IT equipment
  • Perform daily printer management duties including paper and toner supply maintenance
  • Provide after-hours on-site support with 2-hour response time
Required Qualifications
Senior Level:
  • Eight years of progressively responsible experience in server administration, including supporting and managing servers in a production environment
  • Five years of experience identifying and analyzing server requirements; planning the design and deployment of new technologies and upgrades
  • Five years of experience applying industry best practices on Windows Server 2016 and later operating systems
  • Eight years of experience on server administration in Microsoft Windows environments, including configuration, performance monitoring, and tuning
  • Four years of management experience
  • Microsoft Active Directory, DNS, DHCP experience
  • Three years of experience serving as a team leader
  • Five years of experience mentoring junior personnel
  • Five years of experience applying systems patches and STIGs on Microsoft Windows Server 2016 and later
  • Four years of experience using PowerShell and other scripting languages to automate common and repeat tasks
  • Microsoft Certified Solutions Associate (MCSA) or Windows Server 2012/Windows Server 2016 Certification
  • DoD 8140.03 IAT Level II / Intermediate certification
  • TS/SCI clearance with SBI and ability to attain SI, TK, G, HCS, and NATO Secret clearance

Junior Level:
  • Three years of progressively responsible experience in desktop support and administration, including supporting, troubleshooting, and managing workstations, monitors, VTC, and printers
  • Three years of experience with installing software, patching software, and troubleshooting software configuration
  • Two years of experience with printer support and maintenance
  • Three years of experience with equipment inventory management and turn-in process
  • DoD 8140.03 IAT Level II / Intermediate certification
  • TS/SCI clearance with SBI and ability to attain SI, TK, G, HCS, and NATO Secret clearance
Preferred Qualifications
  • Experience with PowerShell scripting and automation
  • Experience with DISA STIG compliance and ACAS

North Point Technology is THE BEST place to work for curious-minded engineers motivated to support our country's most crucial missions! We focus on long term projects, leveraging the latest technology in support of innovative solutions to solve our customer's most difficult problems.
At North Point Technology, EMPLOYEES come first! We value our employees by providing excellent compensation, benefits, and a flexible work-life balance. We strive for a close-knit and open atmosphere where the owners are always directly available to our team members.
Come join us! Apply with North Point Technology today!
For positions requiring a federal security clearance, your clearance level must be clearly identified on your resume.

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