Tier 2 IT Infrastructure Support Engineer

Adastra; United States; Hybrid; USD 65,000 - 90,000; Full time

Job summary

Adastra Resource Group is seeking an IT Help Desk Analyst – Level II with a focus on infrastructure to join a hybrid team in Greenville, SC. You will handle escalated desktop, server, and network issues, while supporting AD, virtualization, and database activities across Windows environments.

You will collaborate with cross-functional teams to improve stability, security, and performance, and play a key role in proactive problem resolution and knowledge sharing.

Qualifications

• 3–5+ years of IT support experience (Help Desk / Desktop / Infrastructure).
• Strong troubleshooting skills across servers, networking, and end-user systems.
• Hands-on experience with Windows Server (2016/2019/2022), Active Directory/Group Policy, and virtualization (VMware, Hyper‑V, or Azure).
• Solid networking fundamentals (DNS, DHCP, TCP/IP, VPN).
• Experience with ticketing systems (ServiceNow, Jira, etc.).

Responsibilities

• Act as Tier 2 escalation point for complex desktop, application, and system issues, troubleshooting hardware, software, and OS-related problems across Windows/Mac environments, and supporting Microsoft 365, Active Directory, and user account administration.
• Maintain and troubleshoot Windows Server environments (patching, performance, uptime), support file servers, print services, and domain services, and assist with system monitoring, alerts, and capacity management.
• Administer and support virtual environments (VMware, Hyper-V, or Azure VMs), including provisioning, configuration, monitoring, backups, snapshots, and disaster recovery processes.
• Troubleshoot LAN/WAN, VPN, and connectivity issues, support switches, firewalls, and wireless infrastructure, and work with vendors/ISPs to resolve escalated network incidents.
• Provide basic database administration support (SQL Server or similar), including backups, restores, performance troubleshooting, and supporting application teams with data-related issues, while also enforcing security policies, maintaining documentation, and identifying recurring issues for long-term fixes.

Skills

IT Support

Windows Server

Active Directory

Networking

Ticketing Systems

Tools

ServiceNow

Jira

Job description

Adastra Resource Group is seeking an IT Help Desk Analyst – Level II with a focus on infrastructure to join a hybrid team in Greenville, SC. You will handle escalated desktop, server, and network issues, while supporting AD, virtualization, and database activities across Windows environments.

You will collaborate with cross-functional teams to improve stability, security, and performance, and play a key role in proactive problem resolution and knowledge sharing.