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Mechanical Engineer / HVAC Design

Powder River Heating and Air Conditioning
Gillette, WY Full Time
POSTED ON 4/17/2026
AVAILABLE BEFORE 6/17/2026

Mechanical Engineer / HVAC Design | $70,000 - $100,000 salary, depending on experience

Work Hours: Monday through Friday | 8:00am to 5:00pm

Job Overview:

  • Work with Architects and other design professionals to design and evaluate mechanical and plumbing systems for Commercial, Industrial and Residential projects.
  • Prepare detailed engineered drawings and plans for HVAC, mechanical piping, and domestic plumbing systems using the latest BIM software
  • Heating/cooling load calculations & analysis
  • Load calculations, system designs, specification writing, and cost estimating for mechanical and plumbing systems
  • Equipment selection for air handlers, packaged units, boilers, chillers, pumps, coils, etc.
  • Develop sequence of operation and control schematics
  • Build specifications, review submittals and RFI's for construction
  • Cost estimating for proposals
  • Stay up to date with building codes, new technologies, and energy efficiency practices.

Powder River Heating and Air Conditioning | Wyoming

Mechanical Design Works (a wholly owned subsidiary of Powder River Heating and A/C) is the only locally owned, licensed, bonded, and insured mechanical engineering firm in Gillette, WY. The firm is licensed in Wyoming, Montana, North Dakota, South Dakota, and Colorado. The firm was started in 1990 and specializes in HVAC and plumbing design, construction supervision, and energy audits for buildings such as schools (K-12 and higher education), office buildings, churches, medical facilities, commercial, industrial, and mining facilities.

We have received a reputation for its excellence in design, attention to detail, and innovation in the industry. Quality in design and energy conservation are our fundamental principles.

Benefits:

  • Medical insurance 50% paid by employer
  • Dental & Vision insurance options
  • 6 paid holidays
  • 401k with company match
  • Paid Training and Continuing Education
  • Licensing assistance
  • Professional Association assistance
  • Relocation Assistance Available for Qualified Applicants

Qualifications:

  • Bachelor's degree in mechanical engineering from an accredited college or university
  • 3 years' experience in Revit, HVAC Design, Mechanical Engineering and Load Analysis
  • EIT or PE license preferred (or willingness to obtain), Wyoming license is a plus
  • Must have working knowledge of AutoCAD and/or other drafting/BIM software
  • Strong computer skills (i.e., Microsoft Word, Excel)
  • Ability to work well with other design team members, coordinate with multiple

Candidates will be required to pass a background check and drug test upon being given a conditional offer of employment.

Salary : $70,000 - $100,000

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