Staff Mechanical Design Engineer

Flex is the diversified manufacturing partner of choice that helps market-leading brands design, build and deliver innovative products that improve the world.

A career at Flex offers the opportunity to make a difference and invest in your growth in a respectful, inclusive, and collaborative environment. If you are excited about a role but don't meet every bullet point, we encourage you to apply and join us to create the extraordinary.

Job Summary

What a typical day looks like:

• Define mechanical product architecture, system, subsystem and part design(s) with the target to meet the relevant requirements;
• Simulate, analyses and/or calculate design solution performance and verify this by feasibility, characterization and/or verification testing;
• Support the creation of (a) product, system and/or mechanical design requirement document(s);
• Lead and/or execute the mechanical system, subsystem and part design of products starting from requirement specification up to transfer into manufacturing including fabrication, testing, verification and validation of engineering prototypes;
• Work in or lead a team of mechanical engineers, that is part of a project team, in design and development of more and more miniaturized systems that often will contain electro-mechanical and/or electronics components;
• Work within project teams including NPI, tool engineering and advanced sourcing that provides product development services to Flex Customers adopting time and cost-effective solutions;
• Investigate new technologies and trends, assisting in generating production and technology roadmaps that support customer expectations in close relationship with vendors;
• Implement design solutions and improvements that optimize manufacturability and assembly in production using DfX, TSA and design review processes while minimizing cost of goods sold;
• Deliver high quality technical reports and design output supported by simulations analysis and/or lab tests when applicable.

The experience we're looking to add to our team:

• Bachelor's degree in engineering, preferably mechanical
• At least 4~7 years hands on experience in manufacturing or operation environment Design capture using a 3D MCAD tool like PTC Creo and/or SolidWorks, GD&T and TA (RSS/worst case);
• Familiar with Mechanics and Kinematics principles;
• Understanding of plastic & sheet-metal part manufacturing processes and associated tolerances; Material knowledge; Regulatory Standards knowledge appropriate to the specific product being designed; Assembly and measuring tools. Proficient in MS Office.
• Experienced in product risk analysis and FMEA.
• Proficient in engineering analysis and tools: FEA, Worst Case analysis, Monte Carlo simulation.
• Demonstrates creative, analytical and problem-solving skills.
• Requires troubleshooting, RC analysis and diagnostics skills;
• Proven verbal and written communication skills. Proven ability to work well in a team, in particular when under pressure and working with tight deadlines.
• Demonstrates advanced functional and technical skills and basic process skills;

Job Category
Design, Process & Technology Engineering

Required Skills:

Optional Skills:

Flex is an Equal Opportunity Employer and employment selection decisions are based on merit, qualifications, and abilities. We do not discriminate based on: age, race, religion, color, sex, national origin, marital status, sexual orientation, gender identity, veteran status, disability, pregnancy status, or any other status protected by law. We're happy to provide reasonable accommodations to those with a disability for assistance in the application process. Please email accessibility@flex.com and we'll discuss your specific situation and next steps (NOTE: this email does not accept or consider resumes or applications. This is only for disability assistance. To be considered for a position at Flex, you must complete the application process first).

Client-provided location(s): Macau, Macau

Job ID: Flex-WD223142

Employment Type: FULL_TIME

Posted: 2026-06-23T20:48:01