Pearce provides technical maintenance, repair, operations, and engineering services for uninterruptible power supply (UPS) systems, backup power generators, battery energy storage systems (BESS), critical cooling systems, and other electrical and mechanical infrastructure across end markets such as renewable energy, telecom, and data centers. Core Responsibilities: Oversee and seal commercial, industrial, and utility-scale solar PV and ESS designs, including interconnection designs, single-line diagrams, bid sets, construction sets, and as-built drawings.