Senior Mechanical Engineer

At EXP, we’re driven to provide innovative solutions for the world’s built and natural environments. As a team of engineers, architects, designers, scientists, creators and a community of professionals, we bring diverse and talented people together to solve the world’s most complex challenges. Here, you join a team that leverages differences, harnesses their entrepreneurial spirit in an employee-owned company, that believes diversity is what gives us strength, seeks sustainable results and shares ambitions for each other, our clients and the communities we are part of and serve. To be a part of EXP means to have your own experience, while staying connected to a global network of professionals, who believe we are a part of something bigger. Together, we are EXP.

Be our next SeniorMechanical Engineer

Your work environment at EXP

In this role, you will be a part of the Mission Critical & Data Center team, of the, based in Chicago.

What a day at EXP has in store for you

• CAD proficient with working CAD drawings.
• Prepare/Review calculations for loads.
• Thorough knowledge of codes.
• Edit specifications to reflect the project requirements.
• Develop equipment room sizes during SD and DD phases.
• Select and schedule equipment.
• Meet with vendors to determine specification requirements for application.
• Coordinates with other disciplines (MEP/FP, Arch, Struct, etc.).
• Respond to RFI’s for the project and accurately review submittals.
• Apply risk management procedures daily to minimize exp’s and client’s exposure to problems.
• Understand work planning and manage design process to the available hours in work plan.
• Understand proper scope of SD, DD, CD level documents – and deliver appropriate documentation.
• Work with PC, PM, and Clients to meet scheduled project milestones of multiple projects.
• Manage and deliver revisions (ASI’s, etc.) and sketches according to proper numbering convention
• Edit and develop scope of work narratives (SD narrative, basis of design, etc.).
• Market Sector – Understands specific engineering requirements for applications within a market sector.
• Understand and properly provide existing exp details relevant to projects.
• Be able to direct and mentor Designer level staff on all of their responsibilities on a daily basis.
• Perform at a ‘responsible charge’ level of meeting exp’s design and quality levels.
• QA/QC reviews of all calculations by Designers, and provide guidance and mentoring.
• Determine content of drawings and specs for Designers in order to meet the scope of work.
• Develop and monitor work plans in conjunction with other PM's.
• Review code related items with Designers and ensure compliance
• Manage work plans and deliverables on multiple projects within budgeted hours.
• Write studies and reports for systems on projects.
• Write sequences of operations for AHU’s, CHW and HW systems.
• Understands and applies concepts of CHW, HW, WSHP, variable & constant flow systems.
• Hydronic Systems – hot, chilled condenser, steam.
• Thorough understanding of psychometrics and be able to apply to every project.
• Advanced equipment selection and analysis – chillers, boilers, air terminals, cooling towers, air valves, heap filters, DX equipment and water source heat pumps.
• Thorough understanding of humid climate design risks.
• Thorough understanding of total energy concepts.

What your experience looks like

• 15+ years in project management/ mechanical design experience.
• PE License
• Must be a degreed engineerand hold a professional engineering license.
• Must have strong leadership skills and good communication capabilities.
• Preferred experience includes data center, mission critical and or telecom industry.
• Building design experience is a must

The pay range for this role is $150,000 to $170,000. Actual compensation packages are based on several factors that are unique to each candidate, including but not limited to skill set, depth of experience, certifications, and specific work location. This may be different in other locations due to differences in the cost of labor.

About Us

Our story With a mission to understand, innovate, partner and deliver, EXP provides engineering, architecture, design and consulting services to the world’s built and natural environments.

Our heritage dates back to 1906, when the earliest of EXP’s predecessor companies started its engineering infrastructure practice. Today, thousands of creative professionals across EXP work together to deliver extraordinary experiences year after year.

What makes us different

The passion, enthusiasm, diversity and industry-leading capabilities of our employees make us who we are. We’re committed to providing a challenging work environment that cultivates career growth, encourages creativity and rewards excellence.

Find out more about life at EXP by visiting .

About the Team

EXP is proud to be an Equal Opportunity Employer who fully and actively supports equal access for all people regardless of Race, Color, Sex, Religion, Gender, Age, National Origin, Veteran Status, Disability, Genetic Information or Testing, Family and Medical Leave, Sexual Orientation and Gender Identity or Expression.

Should you need any special accommodations, please feel free to contact us at View email address on click.appcast.io and we will arrange for the most suitable accommodations based on your needs.

Job Info

• Job Identification 112266
• Posting Date 04/08/2026, 06:34 PM
• Degree Level Bachelor's Degree
• Job Schedule Full time
• Locations 205 North Michigan Avenue, Chicago, IL, 60601, US