Lead Mechanical Design Engineer: HVAC OEM, 3D CAD & DFM

XNRGY Climate Systems, Inc.; Mesa (AZ); On-site; USD 110,000 - 170,000; Full time

Job summary

XNRGY Climate Systems invites an experienced Lead Mechanical Design Engineer to guide the mechanical design team in developing air handling units, CRAHs, chillers, and related HVAC equipment. You will set design standards, ensure manufacturability, and drive high-quality documentation.

You will lead 3D CAD work, GD&T analysis, and DFMA strategies, coordinating with engineering, production, sourcing, and suppliers to deliver scalable, cost-effective designs that meet industry codes.

Qualifications

• 8+ years of mechanical design experience in an OEM environment.
• 3+ years of experience leading or coordinating a design team.
• Advanced proficiency with 3D CAD software (Inventor preferred; SolidWorks, Creo, CATIA, or similar).
• Strong expertise in GD&T (ASME Y14.5) and tolerance analysis.
• Extensive experience developing production-ready mechanical designs and manufacturing drawings.
• Strong understanding of sheet metal fabrication, welding, machining, and assembly manufacturing processes.
• Experience managing BOM structures, product configurations, and engineering changes.
• Excellent communication skills and ability to work across multiple disciplines.

Responsibilities

• Lead and coordinate the daily activities and priorities of the mechanical design team.
• Assign work to designers and monitor progress to ensure project deadlines and quality expectations are met.
• Develop, review, and approve 3D models, detail drawings, assembly drawings, layouts, and manufacturing documentation.
• Serve as the subject matter expert for GD&T, tolerance stack-ups, fit/function analysis, and drawing interpretation.
• Lead design reviews and ensure compliance with company standards, manufacturability requirements, and applicable industry codes.
• Collaborate closely with Engineering, Production, Sourcing, Quality, and Service teams throughout the product development cycle.
• Support production in resolving manufacturing and assembly issues and implement corrective design actions.
• Work with suppliers to evaluate components, fabrication methods, and manufacturing alternatives.
• Review and approve engineering change requests (ECRs), engineering change orders (ECOs), and product improvements.
• Participate in product development activities from concept through production release.

Skills

Leadership experience

GD&T expertise

Communication skills

Product development

3D CAD modeling

Education

Bachelor's degree in Mechanical Engineering

Tools

Inventor

SolidWorks

Creo

CATIA

Job description

XNRGY Climate Systems invites an experienced Lead Mechanical Design Engineer to guide the mechanical design team in developing air handling units, CRAHs, chillers, and related HVAC equipment. You will set design standards, ensure manufacturability, and drive high-quality documentation.

You will lead 3D CAD work, GD&T analysis, and DFMA strategies, coordinating with engineering, production, sourcing, and suppliers to deliver scalable, cost-effective designs that meet industry codes.