About Us At HDR, we specialize in engineering, architecture, environmental and construction services. While we are most well known for adding beauty and structure to communities through high performance buildings and smart infrastructure, we provide much more than that. We create an unshakable foundation for progress because our multidisciplinary teams also include scient

HDR is seeking a highly motivated senior hydrogeologist to support our growing practice in Montana. Depending on the individual, responsibilities could include Analysis of geologic, hydrologic, and water quality data Water supply planning and permitting Well and pump system design Groundwater or surface water modeling Water quality investigations Expert witness services R

Prepare or assist other PMs with writing proposals. Collaborate as a PM or in support of other PMs with the resourcing of staff and scheduling work. Coordination of planning, survey, municipal, transportation, traffic and other civil departments and disciplines. Responsible for directing staff in the design of on site and/or public water and sewer systems per the local re

In the role of Senior Traffic Engineer, we'll count on you to Provide design oversight along with detailed analysis and design for the production of roadway, lighting, signing, pavement marking, traffic signals and traffic management system design plans; intersection design; capacity and signal warrant analyses; and all aspects of an Intelligent Traffic Sub system Assist

In the role of Traffic Engineer, we'll count on you to Perform traffic operations and engineering projects of varying complexities, exercise sound engineering judgment, preparation of traffic signal plans, traffic impact analysis reports and PS&E documents Make decisions on design and engineering procedures as needed Function as technical specialist or project manager on