We're a consulting engineering firm offering a full range of services throughout
Montana, Washington, Idaho, North Dakota and Pennsylvania.

Landscape Architecture
Water & Wastewater
Funding Procurement

Services Designed with You in Mind

  • Civil Engineering

    Civil Engineering

    Creative solutions for structural, transportation, geotechnical & construction management Learn More about Civil Engineering
  • Structural


    Fast, accurate, cost-effective solutions for everything from bridges to buildings Learn More about Structural
  • Geotechnical


    You'll find the leading experts in the geotechnical engineering field right here Learn More about Geotechnical
  • Transportation


    Creating safe and efficient transportation designs for roads and bridges since 1965 Learn More about Transportation
  • Recreation


    From meandering bike & pedestrian paths to skate parks & wave riders, talk to our experts Learn More about Recreation
  • Surveying


    Licensed surveyors using the latest technology for commercial and residential survey projects Learn More about Surveying
  • Industrial


    We have been providing quality services to industrial clients since 1965 Learn More about Industrial
  • Construction Administration

    Construction Administration

    We ensure a smooth process from pre-bid conferences to inspection and quality control Learn More about Construction Administration
  • Water System Engineering

    Water System Engineering

    Wastewater collection and treatment solutions that are human & environment-friendly Learn More about Water System Engineering
  • Wastewater Systems

    Wastewater Systems

    We design water distribution, storage and treatment solutions for communities and individuals Learn More about Wastewater Systems

TD&H Engineering Recent Blog Posts

  • Structural CAD Drafter (Great Falls, MT)

    The Great Falls, MT regional office of TD&H Engineering is seeking a full or part-time CAD drafter for our structural engineering department.  Experience in building design drafting and precast concrete drafting is preferred but not required.  The successful candidate should be experienced in CAD drafting, familiar with REVIT drafting and should have a desire to learn or have any experience in building information modeling design.
    Job Duties & Qualifications:

    2-5 years in commercial building drafting
    1-2 years in precast concrete or concrete detailing drafting (preferred but not mandatory)
    Proficient with AutoCAD or Revit
    Experience with Tekla PC for precast concrete detailing (preferred but not mandatory)
    Experience with structural detailing and working with structural engineers & More >

    Read More

  • Civil Engineer (Great Falls, MT)

    The Great Falls, MT regional office of TD&H Engineering has an immediate opening for a licensed Civil Engineer. Job responsibilities will include project management and design work related to general civil engineering, site grading, public water and sewer utilities, and highway and road design. Prior experience working with state transportation departments is beneficial. Registration in the State of Montana is desirable. A minimum 5 years of experience working in a similar capacity is required. Applicants must possess a positive team attitude, strong written and verbal communication skills, and a positive client focus.
    Incorporated in 1965 and having roots as far back as the late 19th century, More >

    Read More

  • Mid Level to Senior Level Civil Engineer

    The Lewiston, ID, office of TD&H Engineering has an immediate job opening for a licensed Professional Engineer with at least 5 years of engineering experience to take a lead role in managing a variety of civil engineering projects. This position has the potential to grow into a high level management position for the right candidate. This could be an opportunity to prove yourself and move up the ladder in a well-respected professional organization.
    Job responsibilities include leading design, coordination with clients, and developing and managing projects, project schedules, and budgets. The role will include technical oversite and mentorship of staff engineers. More >

    Read More

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