Designs, implements, supports, and optimizes Windows-based server and network infrastructures for clients. Leads server, application, data, and network migrations, configures switches, firewalls, and routers, and resolves complex technical issues autonomously. Provides technology design, project planning, escalation support, root-cause analysis, client interaction, training, and mentorship. The role involves primarily server and network projects, with on-site client visits and responsibility for managing schedules and project delivery.