Information Technology System Administrator
Job in
Buffalo, Erie County, New York, 14266, USA
Listed on 2026-10-12
Listing for:
SelectOne
Full Time
position Listed on 2026-10-12
Job specializations:
-
IT/Tech
Systems Administrator, Windows Server, IT Support, Network Administrator
Job Description & How to Apply Below
The Systems Administrator will provide advanced technical support while assisting with the administration of the company’s systems and infrastructure. This person will serve as an escalation point for Tier 1 support and troubleshoot more complex issues across Windows, Microsoft 365, Active Directory, networking and endpoint management.
The role will also provide exposure to Windows Server and VMware environments and will help improve IT processes, documentation and overall support for the organization.
Responsibilities- Serve as an escalation point for Tier 1 and resolve more complex hardware, software, connectivity and user access issues
- Support Windows 11 endpoints and Microsoft 365 applications including Outlook, Teams, One Drive and Share Point
- Administer users, groups, permissions and access within Active Directory and Entra
- Deploy and maintain applications, patches, security tools and endpoint policies through RMM/MDM platforms
- Troubleshoot network connectivity including DNS, DHCP, Wi-Fi, VPNs and VLANs
- Assist with Windows Server, VMware, file shares, backups and other infrastructure-related issues
- Use Power Shell for troubleshooting, reporting and basic administrative tasks
- Identify root causes of recurring issues and implement longer-term solutions
- Maintain technical documentation and provide guidance to Tier 1 support
- 2-3+ years of experience in IT support, systems administration or a similar technical role
- Strong experience supporting Windows environments and Microsoft 365
- Hands-on experience with Active Directory and/or Entra
- Working knowledge of networking fundamentals including DNS, DHCP, VPNs and TCP/IP
- Experience with endpoint management, RMM or MDM tools
- Familiarity with Windows Server and virtualization environments
- Preferred Qualifications:
Experience with Power Shell & macOS support. Relevant CompTIA or Microsoft certifications
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