P.E. Mechanical HVAC Engineer

IDOM USA; Minneapolis (MN); On-site; USD 120,000 - 155,000; Full time

Benefits offered by this job

Work-life balance

Flexible hours

Full benefits

Job summary

IDOM USA is seeking a Senior HVAC Engineer to lead design of HVAC systems for controlled environments, including cleanrooms and labs, in the United States and international projects.

You will evaluate and apply standard engineering techniques, collaborate across disciplines, and ensure regulatory compliance from concept through construction support. Travel may be required; a Bachelor of Science in Mechanical Engineering and 10–15 years of experience are expected.

Qualifications

• Bachelor of Science in Engineering with a mechanical emphasis is required.
• Professional Engineering registration is preferred.
• 10 to 15 years of HVAC design experience for industrial applications.
• Experience in Manufacturing, Pharma, Semi-conductors, or batteries sectors.

Responsibilities

• Lead the design and engineering of HVAC systems for controlled environments including cleanrooms and labs.
• Ensure system performance and regulatory compliance across all project phases from concept to IFC package.
• Coordinate with architecture, process, electrical, plumbing, and automation disciplines.
• Perform heat load calculations and AHU selection for ISO-classified spaces.
• Develop PFDs and P&ID drawings for air handling and filtration systems.
• Support construction and site commissioning as needed.

Skills

Analytical skills

ASHRAE standards

Mechanical codes

HVAC software

Spreadsheets

AutoCAD

Revit

Spanish

Education

B.S. in Mechanical Engineering

Tools

AutoCAD

Revit

Job description

This position is related to pharmaceutical and other industrial projects including clean rooms to work in the US and international projects. Experience in this field is required. This position is expected to be at a level where the individual will be able to independently evaluate, select and apply standard engineering techniques and procedures, using judgment when making minor adaptations and modifications. Assistance would be given for unusual problems. Some travel may be required.

Primary Responsibilities

The Senior HVAC Engineer will lead the design and engineering of HVAC systems for controlled environments, including cleanrooms, laboratories, and high-containment facilities. This role is responsible for ensuring system performance, regulatory compliance, and alignment with client and project requirements through all project phases—from conceptual design to IFC package and construction support.

• Lead the design of HVAC systems for ISO-classified cleanrooms, labs, and controlled environments (temperature, humidity, pressure, and particulate control).
• Develop system concepts, PFDs, and P&IDs for air handling units, HEPA filtration, make-up air, chilled water, and exhaust systems.
• Size and select air handling units (AHUs), fans, coils, ductwork, and controls.
• Perform heat load calculations, air balance, and cleanroom classification studies using relevant standards (ISO 14644, ASHRAE, cGMP, FDA, USP, etc.).
• Specify environmental monitoring systems, differential pressure controls, and contamination control strategies.
• Coordinate cleanroom HVAC design with architecture, process, electrical, plumbing, and automation disciplines.

Minimum Academic & Professional Requirements

• Minimum Bachelor of Science Degree in Engineering, with mechanical emphasis.
• Professional Engineering registration is preferred.
• 10 to 15 years of experience in HVAC design for industrial applications.
• Applicable experience sectors may include Manufacturing, Pharma, Semi-conductors, and batteries. Petrochemical, Pulp & Paper, and/or Mining.

Key Skills

• Viable candidate will be a flexible and dynamic team player capable of integrating into an international team.
• Candidates must have excellent analytical skills and proficiency in ASHRAE std and mechanical codes and industry-standard HVAC programs or spreadsheets.
• AutoCAD or Revit experience is a plus.
• Spanish proficiency is a plus.
• $120k to $155k per year, depending on all candidate factors, such as qualifications, experience level, etc
• Work-Life Balance, flexible hours, & full benefits package
• Long term career path, in a multicultural and a multidisciplinary environment

We are an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or veteran status.