Overview. We are hiring for a full-time Estimating Assistant to work on site in our Benicia, CA office. American Civil Constructors West Coast(ACCW), established in 1987, is a Heavy Civil Construction company. We are qualified to bid and perform work for State DOT's and City & County Public Works agencies all over the United States. This is a non-union, staff level position and is part of the Estimating Department. Company Overview. American Civi...