Cullen O’Brien, PE, is a project engineer with expertise in field investigation-related logistics and data collection. He has supported a variety of project works including hydrodynamic and sediment transport model development; remedial investigations; and unique municipal and industrial client requirements. He works closely with specialized subcontractors and provides oversight during field activities. Cullen also has expertise deploying and maintaining environmental monitoring instrumentation and equipment for both short- and long-term projects. Cullen has a BS in Environmental Engineering and Biological Science from Michigan Technological University. He works at LimnoTech’s Corporate Headquarters in Ann Arbor, Michigan.