Today, they've hired a coach to replace their former offensive line coach. Joe Brady is one of the few coaches who will be retained by the Bills for the next season. The first to announce their departure, though, was offensive line coach Aaron Kromer. The Bills are hiring former Pittsburgh Steelers' line coach Pat MeyerToday, the Bills took their first step to start filling in those vacancies by hiring respected offensive line coach Pat Meyer from Pittsburgh. Last season, the Steelers had a top-10 offensive line under Meyer.