Mechanical Design Engineer

Bay City Mechanical, Inc., founded in 1991 in Richmond, California, is recognized as one of the San Francisco Bay Area’s most innovative HVAC contractors. The company’s growth has been driven by quality workmanship, strong engineering capabilities, and successful delivery of large and complex mechanical projects. Bay City Mechanical offers comprehensive mechanical services, including HVAC, architectural sheet metal, pipe fitting, temperature controls, service, field installation, design review, construction management, and design engineering.

The organization works closely with contractors and engineers across the Bay Area and uses advanced construction techniques, value engineering, and disciplined project management to complete projects on time and within budget. Team members join a financially strong, technically focused company committed to reliable, high-quality mechanical solutions.

The Mechanical Design Engineer is a full-time, on-site role based in Richmond, CA. This position is responsible for developing mechanical and HVAC system designs, preparing detailed engineering drawings and specifications, and supporting design reviews for commercial and industrial projects. Day-to-day activities include working with Computer-Aided Design (CAD) tools, performing mechanical and system calculations, coordinating with project managers, field installation teams, and other engineers to ensure constructible, cost-effective designs.

The role also involves reviewing project requirements, participating in value engineering, supporting construction management with design clarifications, and ensuring that designs meet safety codes, standards, and client expectations.

• Strong foundation in Mechanical Engineering, with practical experience applying core engineering principles to building and mechanical systems.
• Strong understanding of hydronic systems, air distribution, ventilation, plumbing, and piping design.
• 3–5 years of experience designing HVAC and plumbing systems for commercial, multifamily, mixed-use, and high-rise residential buildings.
• Proficiency in Design Engineering and Machine Design, including creating robust, efficient, and safe mechanical solutions for HVAC and related systems.
• Experience in Product Design and mechanical system layout, with the ability to translate project requirements into functional designs and documentation.
• Advanced skills in Computer-Aided Design (CAD) tools for 2D and 3D modeling, drawing creation, and revision control.
• Bachelor’s degree in Mechanical Engineering or a closely related field (or equivalent combination of education and experience).
• Knowledge of HVAC systems, building codes, and industry standards; prior experience with commercial or industrial mechanical projects is beneficial.
• Ability to collaborate effectively with project managers, field teams, contractors, and other engineers, and to communicate technical information clearly.
• Strong problem-solving skills, attention to detail, and the ability to manage multiple design tasks and deadlines in a fast-paced environment.

• Engineer-in-Training (EIT) certification or progress toward Professional Engineer (PE) licensure.
• Familiarity with Bluebeam, Microsoft Office Suite, and load calculation software such as Energy Pro, Trace 3D Plus, or HAP.

• Competitive salary based on experience
• Health, dental, and vision insurance
• 401(k) with company match
• Paid time off and holidays
• Professional development and continuing education opportunities
• Support for EIT/PE licensure
• Collaborative team environment with opportunities for career growth