The Tier II Service Desk Technician provides advanced technical support to Virtumarc clients and serves as the primary escalation point for Tier I issues. This role resolves complex desktop, server, and network-related problems, performs proactive maintenance, and supports the stability of client environments. The Tier II technician operates with minimal supervision and mentors Tier I technicians.
· Advanced support for Microsoft business applications and operating systems
· Resolution of escalated Tier I issues
· Root cause analysis of recurring incidents
· Support and validation of disaster recovery solutions
· Administration and troubleshooting of WAN, LAN, routers, firewalls, switches, and wireless networks
· Support of DHCP, DNS, VLANs, subnets, and routing
· Implementation and support of VPN, RDP/Terminal Services, and Citrix
· Administration of Microsoft Active Directory and Microsoft 365
· User, security group, and distribution list management
· Email delivery, spam filtering, and client-side troubleshooting
· Endpoint, printer, and mobile device support
· Malware remediation and security incident response
· Backup monitoring and file/system restores
· RMM alert response and ownership
· Documentation maintenance in IT Glue
· Client communication regarding incidents and changes
· Accurate time and ticket entry in Halo PSA
· Mentorship of Tier I technicians
· Escalation to engineering or project teams as required
The following requirements are representative of the knowledge, skill, and ability required to perform this role successfully.
· Minimum two years of relevant experience in managed services or internal IT support
· Associate degree or equivalent professional experience preferred
· CompTIA A+ or equivalent foundational certification preferred
· Microsoft desktop or Microsoft 365 certification preferred
· Cisco CCNA or equivalent networking certification is a plus
· Strong interpersonal, communication, and customer service skills
· Advanced troubleshooting and diagnostic skills
· Ability to manage multiple tasks in a fast-paced environment
· Strong understanding of IT service delivery principles
· Intermediate networking knowledge including TCP/IP, DNS, DHCP, VLANs, routing, and switching
· Understanding of CAT5/CAT6 wiring standards
· Wireless security and client configuration knowledge
· Active Directory user and group administration
· Firewall and security fundamentals
· Backup software monitoring and restore operations
· Server maintenance tasks including event log review and hardware monitoring
· Endpoint security and antivirus experience
· Desktop and hardware diagnostics including RAID fundamentals
· Mobile device configuration and support
· Ability to follow and execute detailed technical documentation
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