IT Support Technician - Tier 3

Complete Computing Solutions · United States

Salary: $70,000 - 80,000 per year Requirements:

• Proven experience in complex IT environments focusing on desktop support, network administration, and infrastructure management.
• Strong proficiency with operating systems such as Windows (including Windows Server), Linux, and macOS.
• Practical experience with Microsoft Office Suite, Active Directory, DNS, DHCP, TCP/IP protocols, VPNs, and firewalls (e.g., Meraki).
• Familiarity with networking hardware like routers and switches alongside a solid understanding of LAN/WAN architecture.
• Excellent problem-solving capabilities coupled with the ability to communicate technical issues clearly to non-technical users.
• Competent in analyzing system logs and effectively diagnosing hardware/software issues.
• Preferred certifications including CompTIA Network+, Microsoft Certified Solutions Expert (MCSE), Cisco CCNA, or equivalent.
• A proactive mindset towards learning new technologies and adhering to industry best practices.

• Provide advanced technical assistance for hardware, software, and network challenges across diverse platforms such as Windows, Linux, and macOS.
• Troubleshoot and resolve intricate issues related to software applications, operating systems, and computer hardware.
• Oversee and maintain critical IT infrastructure components including Active Directory, DNS, DHCP, VPNs, firewalls (e.g., Meraki), TCP/IP setup, and LAN/WAN networks.
• Support network administration tasks, including TCP analysis and network security configurations.
• Perform analysis of system logs and performance indicators to proactively identify potential issues for users.
• Offer support for mobile devices ensuring smooth integration with organizational systems.
• Work with cross-functional teams to execute system upgrades and security patches efficiently to minimize downtime.
• Deliver outstanding customer service by effectively communicating with end-users and promptly addressing their technical issues.
• Serve as the final escalation contact for Tier 1 and Tier 2 support matters.
• Mentor and guide junior technicians to enhance their skills and knowledge.

• Active Directory
• Cisco
• Hardware
• Support
• LAN
• Linux
• macOS
• Mobile
• Network
• Security
• TCP/IP
• Windows
• Firewall
• VPN

More:

We are on the lookout for a highly skilled Tier 3 IT Support Technician to enhance our IT support team. This role plays a crucial part in delivering advanced technical assistance, troubleshooting complex problems, and safeguarding the functionality of our IT infrastructure. We offer an engaging workplace where technical skills and excellent customer service are greatly appreciated. This full-time position provides benefits including 401(k) plans with matching, comprehensive health insurance, paid time off, and vision coverage. We look forward to welcoming dynamic talent who are eager to contribute to our high standards of technology service delivery.

last updated 39 week of 2026