MDS Engineering provided full electrical design services for the airfield lighting improvements to Runway 4-22 at Easton Airport (ESN), enhancing safety and FAA compliance as part of the airport’s phased development program. The project included new HIRL systems, REILs, PAPIs, illuminated signage, and airfield electrical vault upgrades—carefully coordinated to avoid infrastructure conflicts and ensure long-term reliability. With FAA-compliant design, phasing strategies to minimize disruptions, and detailed power and photometric analysis, MDS delivered a resilient lighting system that supports modern aviation operations and continued growth at ESN.