Technical Support Specialist Tier III
Listed on 2026-01-07
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IT/Tech
IT Support, Systems Administrator, Technical Support, Network Administrator
Job Description Job Summary
The Tier 3 IT Support Specialist serves as the escalation point for complex technical issues that cannot be resolved by Tier 1 or Tier 2 support. This senior-level position bridges the gap between frontline support and systems administration, providing expertise across desktops, servers, networks, and business-critical applications. The Tier 3 Specialist also assists with IT infrastructure projects, security initiatives, and technology rollouts.
The ideal candidate is a resourceful problem-solver with a strong technical foundation in both end-user support and enterprise IT systems. Success in this role requires the ability to work independently, mentor junior team members, and deliver excellent, timely service to employees and patients in a fast-paced healthcare environment.
Essential Duties & Responsibilities- Respond to incoming help desk calls and emails from users and provide real-time senior-level support.
- Troubleshoot and resolve advanced problems with Windows client OS (Windows 10 / 11), Microsoft 365, Genesys CCASS, and business applications.
- Provide support for Windows Server environments (2016, 2019, and beyond), including Active Directory, DNS, DHCP, and Group Policy.
- Assist with network administration tasks, including switch, firewall, and wireless troubleshooting.
- Configure, maintain, and support network-connected devices such as printers, scanners, and medical imaging systems.
- Support and administer the organization’s VoIP / telephony / telehealth systems.
- Perform, monitor, and validate backups / restores for critical servers, databases, and endpoints.
- Create, update, and deploy desktop and laptop images using Windows Deployment Services (WDS), SCCM, or similar tools.
- Administer user accounts, permissions, email distribution groups, and security groups within Active Directory and Microsoft 365.
- Provide remote troubleshooting using RMM tools, ensuring timely support for distributed staff.
- Document issues, resolutions, and processes in the ticketing system with accuracy and completeness.
- Partner with Tier 1 / Tier 2 technicians to mentor and share knowledge, improving the team’s overall capability.
- Collaborate with Systems Administrators / IT Leadership on infrastructure projects such as upgrades, migrations, and system rollouts.
- Education : Bachelor’s Degree in Information Technology, Computer Science, or related field preferred (equivalent experience strongly considered).
- Certifications : CompTIA Network+ or CCNA strongly preferred;
Microsoft MCSA / MCSE or equivalent experience with Microsoft technologies. - Additional certifications (e.g., Azure, VMware, security-focused) are a plus.
- Experience : Minimum 3–5 years in IT support, with at least 1–2 years at the Tier 3 or senior support level; strong background in troubleshooting Windows OS, Active Directory, networking, and enterprise applications.
- Experience in healthcare IT, HIPAA compliance, or environments handling sensitive data is highly desirable.
- Skills : Excellent troubleshooting, documentation, and communication skills; ability to handle multiple priorities and escale issues appropriately.
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