Sr. Mechanical Engineer, PE

Job Description

Sr. Licensed Mechanical Engineer – Oak Brook, IL. Relocation assistance available for highly qualified candidates.

Join BW Design Group’s Architecture/Engineering Process Practice as a Senior Mechanical Engineer, working directly with clients on complex manufacturing facility design projects across food & beverage, life sciences, industrial, and advanced technology industries.

• Lead the design and engineering of mechanical systems within manufacturing facilities, adhering to industry standards and regulations.
• Develop conceptual and detailed designs for HVAC, plumbing, piping, and specialized systems such as compressed air, steam, and industrial gas distribution.
• Determine appropriate equipment sizes and conduct equipment sizing for efficient operation.
• Design HVAC systems (air handling units, chemical and laminar fume hoods, unit heaters/coolers, etc.) to maintain optimal environmental conditions.
• Engineer fluid systems for water, chilled water, wastewater, cooling towers/condensers, boiler/steam or hot water, hydronic systems, compressed gases (air, O2, N2, CO2), waste/drain, and other plumbing systems.
• Ensure all mechanical designs meet local, state, and federal regulations and codes.
• Utilize REVIT, AutoCAD MEP, and Navisworks for modeling, simulation, and design.
• Collaborate with clients to understand requirements and provide technical insights.
• Follow quality control processes to maintain high standards of design.
• Collaborate with multidisciplinary teams of engineers, architects, and contractors.
• Oversee mechanical engineering aspects of projects to meet deadlines and budgets.

• Professional Engineering (PE) license required.
• Minimum 10 years of hands‑on experience designing mechanical systems for manufacturing facilities.
• Experience with complex multi‑discipline architecture & engineering design projects, preferably for Food, Beverage, CPG, or Life Science manufacturing clients.
• Proficiency in equipment sizing, HVAC systems, and mechanical system design specific to manufacturing plants.
• In‑depth knowledge of water, chilled water, wastewater, cooling towers/condensers, boiler/steam or hot water systems, hydronic systems, compressed gases, waste/drain, and plumbing systems.
• Proficiency with REVIT, AutoCAD MEP, and Navisworks.
• Strong communication and interpersonal skills for client and team collaboration.
• Willingness to travel for project requirements including installation, start‑up, client meetings, and industry events.
• Bachelor of Science in Mechanical Engineering from an ABET‑accredited school.
• Relocation preferred; assistance available for qualified applicants outside the local area.

Approximate pay range: $120K - $160K. Final compensation may vary based on background, skills, and geographic location.

Barry-Wehmiller is an equal opportunity employer. M/F/D/V. This organization uses E-Verify.

Please let us know if you require reasonable accommodations during the interview process.