Department Manager – Mechanical

Who You’ll Work With

You will join one of our 45 offices in the US, be part of a committed team of over 1500 professionals, and work in teams and directly with our clients doing work that is shaping the world around us. You will be welcomed into a rapidly growing business and team and empowered to make an impact. You will be valued, cared for, and challenged on your path to becoming a world‑class professional consultant and surrounded by leaders who are committed to creating an environment that enables you to realize your own success and fulfillment.

When you join Design Group as a Department Manager – Mechanical, you are joining a team that will challenge you and position you for growth. In this role, you will work with a team of industry experts to help the world’s leading companies solve their most difficult problems. You will join our Architecture/Engineering Process Practice and partner with seasoned leaders, technical specialists, and subject matter experts to deliver the highest quality solutions to our clients with consistency and accuracy.

You’ll work individually and in teams to support capital projects and implement solutions for our clients. Together, you will help our clients make critical changes to improve their performance and realize their most important goals.

• Serve as Mechanical Engineer of Record, maintaining responsible charge and sealing construction documents in compliance with applicable codes, industry standards, and regulatory requirements for food and pharmaceutical facilities.
• Lead the design and delivery of mechanical and utility systems supporting regulated manufacturing environments, including HVAC, plumbing, steam, process and clean utility systems, compressed air, chilled and hot water, wastewater, and process support utilities.
• Execute mechanical engineering across the full project lifecycle, from conceptual planning and feasibility through detailed design, construction documentation, and construction phase support for GMP regulated facilities and other mission‑critical facilities.
• Oversee engineering calculations, system analysis, and BIM coordination, leveraging Revit, AutoCAD, and mechanical analysis tools to ensure performance, reliability, operational resilience, constructability, and cross disciplinary integration across multiple projects and teams.
• Coordinate with equipment vendors, process partners, and controls teams to support equipment selection, utility coordination, refrigeration systems, and control strategies that meet operational and regulatory needs.
• Collaborate in support of validation ready design practices, ensuring mechanical systems, documentation, and design decisions are developed with commissioning, qualification, and operational readiness in mind.
• Design and oversee mechanical systems for controlled and hygienic environments, including temperature, humidity, pressurization, filtration, and contamination control strategies aligned with GMP, quality, and regulated documentation expectations.
• Provide construction phase engineering support, including site visits, field observations, and collaboration with contractors through RFIs, submittals, and issue resolution in regulated and mission critical environments.

• Active Professional Engineer (PE) license in at least one U.S. state, with the ability and willingness to obtain licensure in additional states as required.
• 15+ years of mechanical engineering experience delivering food, beverage, pharmaceutical, biotechnology, or other regulated manufacturing facilities, including HVAC, plumbing, steam, process and clean utility systems, compressed air, chilled and hot water, wastewater, and utility systems.
• Demonstrated experience supporting process and hygienic environments, including exposure to industrial refrigeration (ammonia, CO₂, or freon), dehumidification, temperature and humidity control, and contamination‑sensitive facility design.
• Strong technical proficiency in mechanical systems design and engineering analysis, with the ability to evaluate system performance, reliability, and constructability within regulated or mission‑critical environments.
• Proficiency in…