David Bierl, PE

Protection & Controls Engineering Manager

David Bierl is the manager of GAI’s Rely Setting & Technical Services team and specializes in design engineering and project management. David currently leads a team of drafters, designers, and engineers in completing full substation design projects from conception to construction, ranging from simple replacement to complex multi-year projects. David is experienced in the wiring, programming, and troubleshooting of both electrical and mechanical systems. He is proficient in reverse engineering and root cause analysis.