Thomas Dean & Hoskins, Inc.

Great Falls, MT

TD&H’s corporate headquarters in Great Falls, Montana supports a local staff of 45, offering a truly comprehensive menu of engineering and related services to local and regional clients.  With this variety of technical and administrative assistance available, our customers include a unique blend of individuals, international corporations, rural utility districts; large municipalities, County, State and Federal agencies, including the Montana Air National Guard and Malmstrom Air Force Base.  Established in 1965 and engineering local improvements ever since, you would be hard pressed to travel a city block in Great Falls without crossing a facility we have not touched.

 

NEWS & UPDATES

Entry-Level Engineer

TD&H is seeking motivated Entry-Level Engineers across multiple disciplines including: Civil Engineering Structural Engineering Environmental Engineering Geotechnical Engineering Mechanical, Electrical, and Plumbing (MEP) Transportation Engineering Industrial Hygiene Surveying With 9 offices in Montana, Idaho, Washington, North Dakota, and Pennsylvania, TD&H offers an exciting opportunity to gain hands-on experience in a professional, collaborative environment. Established in…

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RECENT NEWS & Updates

Entry-Level Engineer

December 11, 2025

TD&H is seeking motivated Entry-Level Engineers across multiple disciplines including: Civil Engineering Structural Engineering Environmental Engineering Geotechnical Engineering Mechanical, Electrical,…

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Entry-Level Surveyor

December 1, 2025

TD&H is seeking a full-time Entry-Level Surveyor to join our team in Great Falls, MT. This is an excellent opportunity…

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Summer Internship

September 24, 2025

Kickstart your engineering career with TD&H Engineering! TD&H is seeking motivated Summer Interns across multiple disciplines including: Civil Engineering Structural…

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Featured Projects

Missouri River Forcemain Crossing Feasibility Study Building

Missouri River Forcemain Crossing Feasibility Study

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Great Falls Water Main Crossings

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Great Falls High School & Memorial Stadium

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Sun River Connector Trail

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