HVAC Mechanical/Process Engineer

Location: Irwindale, CA

Looking for a new challenge? Therma is in search of a Mechanical/Process Engineer who can leverage their unique talent and point of view to redefine what’s possible through the power of teamwork and collaboration.

As a Mechanical/Process Engineer, you will be working under the direction of the Engineering Manager. This position will be primarily responsible for the oversight of successful HVAC projects.


Why Therma?

Our Culture – Our culture is open, innovative, collaborative, and fun – all reflected in recognition of Therma as a #1 Best Place to Work on multiple occasions.

Paying it ForwardWe contribute thousands of hours of volunteer service in our communities each year, and our company acts as a conduit to help people get connected to the services opportunities that mean the most to them.  

Teaching and Learning We create a culture of teaching and learning through cross-mentoring that spans generations, disciplines, interests, and talents. We strive to give each person exposure to the widest array of experiences possible to help them grow further and faster than they could anywhere else.  

Mixing Business with Pleasure We care passionately about our clients and each other, and we do our best to spark a spirit of excitement and discovery in everyone around us.

Our Benefits – We offer a competitive benefits package, including 401k, Life Insurance, Medical, Vision, and Dental


About the Role

Therma’s design-build engineering team is looking for a highly motivated senior mechanical engineer. Must have BSME with a minimum of 3 years design-build (or 5 years consulting) experience in a variety of commercial projects (like biotech, semiconductor, educational, etc..). Experience in conceptual and detailed design for new-construction and TI projects is required. Knowledge of a variety of mechanical systems, specifications, and controls is required. Must have strong verbal & written communication skills. Expertise in Excel, AutoCAD/ Bluebeam is essential. LEED certification and/or Revit experience will be a plus


  • Calculate heat loss/heat gain requirements for buildings
  • Layout of mechanical systems using AutoCAD and/or REVIT software
  • Field verify site conditions as required
  • Coordinate system design with other trades
  • Attend jobsite meetings as needed
  • Identify and resolve issues/conflicts as they arise
  • Maintain and develop customer relationships

Required Knowledge/Skills, Education, and Experience

  • Knowledge of HVAC systems
  • Ability to manage multiple projects simultaneously
  • Strong leadership and communication skills
  • Bachelor’s degree in mechanical engineering from an ABET accredited institution
  • Knowledge of Microsoft Office products
  • AutoCAD and REVIT software experience

Desired Qualifications

  • Navisworks and/or Sysque software experience
  • Piping and/or sheet metal fabrication experience
  • Plumbing systems design experience
  • E. or E.I.T
  • Cost estimation experience
  • Trane Trace experience

Therma is an Equal Opportunity Employer. As such, all qualified applicants will be considered for employment without regard to race, religion, color, national origin, age, ancestry, physical or mental disability, sexual orientation or sex.

To all recruitment agencies: Therma does not accept agency resumes. Please do not forward resumes to our careers alias or other Therma employees. Therma is not responsible for any fees related to unsolicited resumes.

Health and Welfare Benefits:

  • Medical
  • Dental
  • Vision
  • Prescription drug
  • Employee assistance program

Personal Benefits:

  • Paid vacation
  • Company-paid holidays
  • Sick leave
  • Bereavement leave
  • Jury duty

Financial Benefits:

  • 401(k) retirement savings plan
  • Company-paid long-term disability insurance
  • AD&D insurance
  • Life insurance