Senior Mechanical Design Engineer (MEP)

Mannik Smith Group; Maumee (OH); On-site; USD 70,000 - 90,000; Full time

Benefits offered by this job

401(k) with company match

Health insurance with HSA option

Flexible schedule

Paid time off

Referral program

Tuition reimbursement

Catalytic Coaching

Job summary

Mannik Smith Group is seeking a Senior Mechanical Design Engineer in Maumee, Ohio. This role involves leading mechanical designs for pump station and facility projects, developing detailed design packages, and ensuring compliance with engineering standards. Candidates should have 7-12+ years of relevant experience, a Bachelor’s degree in mechanical engineering, and proficiency in 3D modeling software. Benefits include health insurance, a flexible schedule, and tuition reimbursement.

Qualifications

• 7–12+ years of mechanical design experience in facilities, water/wastewater, or industrial processes.
• Strong knowledge of pump systems, flow calculations, and mechanical system design.
• Experience designing heat trace systems and freeze-protection components.

Responsibilities

• Lead mechanical design for facility and water/wastewater pump station projects.
• Develop detailed mechanical design packages including plans and specifications.
• Design and specify heat trace systems and evaluate mechanical equipment.

Skills

Mechanical design experience in facilities

Process piping knowledge

3D modeling software proficiency

Understanding of codes and standards

Ability to lead design tasks

Education

Bachelor's degree in mechanical engineering or related discipline

Tools

AutoCAD

Revit

Job description

Senior Mechanical Design Engineer

Department: MEP

Employment Type: Full Time

Location: Maumee, OH

Reporting To: Stacy Yatzek

Description

The Mannik & Smith Group, Inc. (MSG) is a people focused, award-winning, full-service consulting firm that offers a wide array of services including civil and geotechnical engineering, environmental consulting, planning, landscape architecture, agriculture, surveying and construction support. Our talented staff of more than 450+ professionals deliver integrated planning, design, engineering and construction solutions. Due to MSG's continued growth, a new opening is available for a Senior Mechanical Design Engineer to assist with our projects in Maumee OH!

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!

It is the policy of our company to follow equal employment opportunity procedures in compliance with federal, state and local criteria. We will provide all applicants for employment, and all employees, with equal opportunity without regard to race, color, religion, national origin, age, sex, height, weight, marital status, arrest record, disability, pregnancy, sexual orientation, gender identity or expression, genetic information, military or veteran status, and/or any other protected classes covered by any local, state and federal laws.