Mechanical Engineer - Buildings

This Opportunity

WSP is currently initiating a search for a Mechanical Engineer for our Irvine, CA office. Be involved in projects with our Property & Buildings Team and be a part of a growing organization that meets our clients’ objectives and solves their challenges.

At WSP, we are driven by inspiring the right people to be part of our future-focused business objectives. Our devotion to teamwork has allowed us to build communities and expand our skylines. Here at WSP, anything is within our reach—and yours as a WSP employee. Come join us and help shape the future. 

Your Impact

• Provide technical assistance and guidance for the design, development, and construction of mechanical systems for building and infrastructure projects. 
• Support HVAC system design including air distribution, hydronic systems, controls, and related building systems. 
• Assist with research, concept development, and preparation of construction documents and specifications. 
• Perform mechanical engineering calculations (e.g., load calculations) and support system sizing and selection. 
• Collect, compile, and analyze engineering data from drawings, field observations, and technical reports to support project execution. 
• Conduct site visits and inspections to assess existing conditions and ensure compliance with applicable codes and standards. 
• Coordinate with multidisciplinary teams including electrical, structural, and architectural disciplines.
• Contribute to technical reports and presentations to support project findings and recommendations.
• Ensure work is delivered in alignment with WSP quality, safety, and performance standards. 

Who You Are

Required Qualifications

• Bachelor’s Degree in Mechanical Engineering or closely related discipline. 
• 3–5 years of relevant post-education experience in mechanical engineering design for building systems. 
• Knowledge of HVAC systems, controls, and building mechanical systems design. 
• Experience with engineering design software such as AutoCAD and/or Revit. 
• Familiarity with applicable codes and standards (ASHRAE, IECC, local building codes).
• Strong analytical, technical writing, and communication skills. 
• Ability to manage multiple priorities and work effectively both independently and within a team environment. 

Preferred Qualifications

• Engineer-in-Training (EIT) certification or progress toward PE licensure.
• Experience in healthcare, commercial, higher education, or science & technology projects.
• Exposure to energy-efficient and sustainable building design.
• Experience supporting small to mid-size projects through design and construction phases.

WSP Benefits:  

WSP provides a comprehensive suite of benefits focused on a providing health and financial stability throughout the employee’s career. These benefits include coverage related to medical, dental, vision, disability, and life; retirement savings; paid sick leave; paid vacation (or other personal time); paid parental leave; and paid time off for purposes of bereavement, voting, and/or attendance at naturalization proceedings.  

Compensation: 

Expected Salary: $94,400- $135,000

WSP USA is providing the compensation range that the company in good faith believes it might pay and offer for this position, based on the successful applicant’s education, experience, knowledge, skills, abilities in addition to internal equity and specific geographic location. WSP USA reserves the right to ultimately pay more or less than the posted range and offer additional benefits and other compensation, depending on circumstances not related to an applicant’s sex or other status protected by local, state, and/or federal law. 

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