He received a Bachelor of Architecture with Distinction from California College of Arts and Crafts (now CCA). He went on to work for Kuth / Ranieri, for Baum / Thornley Architects, and had his own practice in Berkeley. Gill is presently a project architect at Mark Horton / Architecture in San Francisco. Recent projects include Modesto Commerce Bank, House of Air SF, House of Air Mammoth Lakes, Computer History Museum, Temple Sinai, numerous custom residential projects and a conceptual proposal for the Contemporary Art Museum at the Presidio. He is designing a community arts center for Shipyard Community Arts, an organization for which Gill also serves as a board member.