• Design, deploy, and support servers, storage, and virtualization platforms (VMware/Hyper‑V) for multiple clients in an MSP setting. • Implement and support Microsoft technologies including Windows Server, Active Directory, Group Policy, Microsoft 365/Office 365, and Exchange (on‑prem and cloud). • Plan and execute migrations (e.g., Microsoft 365, Azure, on‑prem to cloud, server upgrades, domain consolidations) with minimal downtime. • Manage and troubleshoot client networks including WAN/LAN, VPNs, switching, wireless, and firewalls (e.g., Cisco, Meraki, Palo Alto, SonicWall). • Act as a tier‑3 escalation point for complex systems, network, and cloud issues, resolving incidents that exceed service desk capabilities. • Monitor and maintain client environments using RMM and other MSP toolsets, ensuring patching, backups, and security baselines are in place. • Implement and maintain security controls such as MFA, conditional access, endpoint protection, and email security (e.g., Mimecast, Proofpoint). • Document client environments, architectures, standards, and procedures; maintain accurate records in PSA and knowledge base systems (e.g., ConnectWise). • Lead or contribute to infrastructure and cloud projects, including network refreshes, server replacements, and modernization initiatives. • Provide high‑quality client communication, act as a trusted technical advisor, and help manage expectations around scope, timelines, and risk. • Mentor junior engineers/technicians and contribute to improving internal processes, standards, and automation.