• Build, maintain, and optimize the physical network and compute layer of on‑premises environments. • Ensure reliability, performance, and scalability of networks, firewalls, server hardware, racks, power, cabling, and related physical systems. • Deploy, install, rack, cable, and power physical servers, storage systems, and supporting hardware. • Perform hardware diagnostics, break/fix tasks, component replacement, and lifecycle upgrades. • Manage firmware, BIOS, and device‑level updates. • Maintain accurate inventory of physical compute assets, spares, and components. • Design, deploy, and manage enterprise network infrastructure using Cisco technologies. • Architect and implement AWS networking solutions.