Our services include Construction Services, Energy, Environmental, Geographic Information Systems, Intelligent Transportation Systems, Land and Site Development, Planning and Landscape Architecture, MEP Engineering, Public Works, Right of Way, Structural Engineering, Subsurface Utility Engineering/Utility Coordination, Surveying, Transportation, Water Resources and Water/Wastewater. Project Manager - Public Infrastructure - Houston, TX Halff has an immediate opening in our Houston office for a Project Manager with 5 to 10 years of experience in municipal roadway, drainage, and pedestrian facility design.