Engineering Supervisor (Stainless-Steel Valves)

Location: Ningbo, China; onsite

Company

hirify.global develops and manufactures water and fluid management products, including valve solutions for sanitary, HVAC, water treatment, and liquid-cooling applications.

What you will do

• Lead technical management of stainless-steel sanitary butterfly, ball, balancing, control, and liquid-cooling valve products.
• Supervise and mentor valve design engineers, assign work, review designs, and improve team capabilities.
• Drive new product development and introduction from design inputs and reviews through prototype builds, DVP validation, reliability analysis, and mass-production readiness.
• Oversee structural analysis, strength checks, flow resistance, torque calculations, sealing design, and material compatibility for key valve components.
• Maintain BOMs, engineering drawings, specifications, ECNs, inspection standards, and process requirements.
• Lead VAVE and cost-optimization projects, support supplier development and audits, and resolve production quality and customer technical issues with cross-functional teams.

Requirements

• Bachelor’s degree or higher in Mechanical Engineering, Fluid Machinery, Process Equipment, or a related field.
• At least 5 years of valve design experience, including at least 2 years in team leadership or technical lead roles.
• Strong knowledge of stainless-steel valve design and manufacturing processes, including casting, forging, precision machining, welding, and polishing.
• Experience with butterfly, ball, and balancing valve structures and sealing technologies for liquid cooling, sanitary systems, HVAC, and water treatment.
• Proficiency in Inventor or similar 3D CAD tools; capability in structural analysis, torque calculation, sealing design, material selection, and DVP validation. Familiarity with FEA/CFD is advantageous.
• Knowledge of GB, ASME, API, ISO, DIN, and related industry standards; English reading proficiency required.

Nice to have

• Experience working with multinational teams.
• Experience with FEA/CFD analysis.

Culture & Benefits

• One dedicated engineer reports to this role.
• The role reports directly to the R&D Manager.
• Cross-functional collaboration with production, suppliers, pre-sales, after-sales, and quality teams.