Tim O'Brien, based in Flower Mound, TX, US, is currently a Vice President at Gresham Smith, bringing experience from previous roles at Gresham, Smith and Partners, Malcolm Pirnie and CH2M HILL. Tim O'Brien holds a 2008 - 2013 MS in Environmental Engineering @ Southern Methodist University. With a robust skill set that includes Filtration, Environmental Engineering, Sewer, Construction, Pump Stations and more, Tim O'Brien contributes valuable insights to the industry. Tim O'Brien has 5 emails and 1 mobile phone number on RocketReach.