Mechanical Project Engineer | Naperville, IL

Principal Responsibilities

• Lead the analysis and design of HVAC, plumbing, and fire protection systems for vertical building projects
• Develop code-compliant designs, specifications, and calculations in accordance with IMEG standards
• Partner with clients to gather requirements, communicate technical information, and maintain strong working relationships
• Lead project planning, budgeting, and scheduling efforts to meet deadlines and objectives
• Document design decisions and client instructions while monitoring design progress (percent complete and fee expended)
• Analyze engineering problems and develop practical, efficient solutions in collaboration with senior engineers and consultants
• Perform in-process design reviews and apply IMEG quality control processes to meet internal, industry, and client requirements
• Prioritize safety by identifying and mitigating potential risks associated with mechanical systems
• Collaborate with multidisciplinary teams (engineers, architects, project managers) to deliver integrated project solutions
• Identify potential project issues and seek guidance from the Project Manager as needed
• Support projects through bidding and construction administration

Required Qualifications And Skills

• Bachelor of Science (BS) Degree in Mechanical Engineering, or equivalent, required
• Professional Engineer (PE) License required
• 5 years of experience minimum required, 6 preferred, in the building design consulting industry
• Proficiency in design techniques, tools, and concepts involved in the production of technical plans and specifications
• Strong technical and analytical skills including proficiency of principles in thermodynamics, psychrometrics, heat transfer and fluid mechanics relating to mechanical design in HVAC, plumbing and fire protection systems
• Strong training and mentoring skills
• Proficiency of industry standard engineering software and tools including HVAC load calculation software
• Proficiency in the use of BIM software
• Proficiency in MS Office Suite including but not limited to Word, Excel, and Outlook
• Excellent communication and interpersonal skills
• Ability to work collaboratively in a team environment
• Attention to detail and problem-solving skills
• Eagerness to adapt to new challenges

Benefits

• Salary Range: $95,000 - $115,000
• Additional benefits include health insurance coverage, an employee wellness program, life and disability insurance, a retirement savings plan, paid holidays, and paid time off (PTO).

About the Role

• Join a team where your ideas are valued, your development is supported, and your work truly matters.
• You’ll help deliver mechanical solutions that support occupant comfort, indoor air quality, and energy performance.
• Mechanical engineers support HVAC and mechanical system design, including central plants, building automation and controls, and energy recovery solutions.
• The mechanical team applies lifecycle analysis, rapid energy modeling, and sustainable design practices to support energy-efficient outcomes.
• Your work supports occupant comfort and indoor air quality alongside reduced energy consumption.
• The team’s work includes advanced HVAC system design and has a track record of recognized innovation, including international ASHRAE Technology Awards.