Kevin P.Private profile: Upwork shows its earnings only to signed-in members, so we check it every few weeks, not daily. MRR here is a rough estimate (Upwork's six-month earnings ÷ months active). Last read Nov 5, 2026.

As a Senior Field Application Engineer (FAE) and Tier-3 VoIP Architect, I don't just troubleshoot systems—I design, rescue, and optimize enterprise-level communication infrastructures. With a Top Rated, 100% Job Success track record, I specialize in solving complex SIP routing, NAT traversal, and PBX configuration issues that other technicians cannot resolve. My current corporate background allows me to bring industry-leading standards directly to your business. Core Expertise: VoIP/SIP Architecture & Security: Deep packet analysis, secure trunking, and zero-downtime migrations. Ecosystems: Fanvil, Grandstream (UCM Series), 3CX, and FreePBX. Tier-3 Troubleshooting: Identifying root causes in complex cloud or on-premise deployments quickly and efficiently. I partner with businesses that value rapid, permanent solutions over cheap fixes. If you have a critical VoIP environment that needs expert optimization or an urgent system rescue, let's talk.