Wireless & Infra • Practical experience with Wi‑Fi 802.11 a/b/g/n/ac/ax/be • Exposure to Bluetooth Classic/LE • Strong understanding of wireless roaming, handoff, and throughput validation • Hands‑on experience configuring hostapd, AP/router test setups Networking • Good understanding of L2/L3 fundamentals • Ability to validate network transitions, NAT types, DHCP, DNS • Build and troubleshoot real‑world network conditions (congestion, packet loss, asymmetric routing) Tools & Debugging • Ability to analyze logs: Wireshark, pcap, AP/router logs • Strong troubleshooting and triaging skills