Senior Mechanical Design Engineer

Key Responsibilities

• Lead mechanical design for facility and water/wastewater pump station projects, including process piping, HVAC, and equipment layouts.
• Develop detailed mechanical design packages, including plans, sections, details, P&IDs, and specifications.
• Perform pump and pipe flow calculations, system curve analyses, and equipment sizing for various process applications.
• Design and specify heat trace systems, insulation, and freeze-protection components for facility and outdoor installations.
• Evaluate and select mechanical equipment such as pumps, valves, piping, heat exchangers, and mechanical supports.
• Participate in design reviews and quality checks to ensure accuracy, constructability, and compliance with project requirements.

Skills, Knowledge and Expertise

• Bachelor’s degree in mechanical engineering or related discipline.
• 7–12+ years of mechanical design experience in facilities, water/wastewater, pump stations, or industrial process environments.
• Strong knowledge of process piping, pump systems, flow calculations, and mechanical system design.
• Proficiency in 3D modeling and mechanical design software (e.g., AutoCAD, Revit, or similar).
• Experience designing heat trace systems and freeze-protection components.
• Understanding of relevant codes and standards (ASME, NFPA, IPC, AWWA, etc.).
• Ability to lead design tasks, coordinate across disciplines, and deliver high-quality construction documents.

Benefits

• 401(k) w/ company match
• Health insurance w/ HSA option, Vision, Dental, Life
• Flexible schedule
• Paid time off
• Referral program
• Tuition reimbursement
• Catalytic Coaching - Employees draft a development plan aimed at improving contributions in their current job and increasing the potential for other opportunities. MSG is all about bringing out the best in people at work!