Senior Mechanical Design Manager – Headphones & Electronics

ETERNITY CONSULTANTS (HK) Ltd; Hong Kong; On-site; HKD 550,000 - 900,000; Full time

Job summary

ETERNITY CONSULTANTS (HK) Ltd is seeking a senior Mechanical Engineer to oversee end‑to‑end design and development processes for innovative products. You will lead concept, prototype, and manufacturing stages, ensuring reliability and producibility across headphone, audio, wireless, or lighting domains.

The role requires strong 3D CAD expertise (Pro/E/SolidWorks), and fluency in English and Chinese to coordinate with overseas clients and internal teams.

Qualifications

• Bachelor’s or Master’s degree in Mechanical Engineering is required.
• Strong background in mechanical design across product development stages.
• Experience with plastic materials, injection molding, and small electronics is essential.
• Fluent English and Chinese communication for stakeholder collaboration.
• Proficient in 3D CAD tools, especially Pro/E/SolidWorks.

Responsibilities

• Oversee mechanical engineering processes across the product development cycle (ID analysis, design, prototyping, manufacturing).
• Design reliable, maintainable mechanical components and assemblies.
• Prepare, modify, and release CAD drawings for fit, form, and function verification.
• Manage OEM/ODM projects with overseas customers and ensure timely milestones.
• Collaborate with stakeholders to align requirements and drive project outcomes.
• Perform engineering calculations to size and strength of components and verify designs.
• Interface with suppliers and SMEs to identify and address technical risks.

Skills

Mechanical design

Design for reliability

Cross-functional communication

Engineering calculations

Vendor coordination

Education

Bachelor’s or Master’s Degree in Mechanical Engineering

Tools

Pro/E/SolidWorks

Job description

ETERNITY CONSULTANTS (HK) Ltd is seeking a senior Mechanical Engineer to oversee end‑to‑end design and development processes for innovative products. You will lead concept, prototype, and manufacturing stages, ensuring reliability and producibility across headphone, audio, wireless, or lighting domains.

The role requires strong 3D CAD expertise (Pro/E/SolidWorks), and fluency in English and Chinese to coordinate with overseas clients and internal teams.