Signal Integrity Engineer (High-Speed Cables)

MOLEX, a brand under KOCH Industries with its headquarters in LISLE (USA), is one of the world’s leading interconnector manufacturers. Molex creates connections for life by providing technologies that transform the future and improve lives.

Since 2007, Molex Vietnam has operated its first factory in Thang Long I IP. We are now expanding with a new high-tech facility in Thang Long II IP, Hung Yen, backed by a $145 million investment and spanning 100,000 m². This site will manufacture advanced products including high-speed connectors, cables, and optical devices.

About the Role

Join Molex’s cutting-edge Product Development team as a Senior Signal Integrity Engineer, where you’ll play a key role in designing and optimizing high-speed interconnect solutions. You’ll work with global teams and customers to ensure signal performance meets the demands of next-generation data communication systems.

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Key Responsibilities

• Conduct finite element simulations for electro-mechanical interconnects.

• Develop mathematical models for electrical and mechanical parameters.

• Characterize high-speed connectors and systems using digital testing and electromagnetic modeling.

• Create and implement electrical test procedures, specifications, and fixtures.

• Design characterization and verification boards; collaborate with PCB design vendors.

• Perform empirical and analytical testing based on design inputs.

• Prepare evaluation reports and presentations for internal and customer use.

• Provide technical guidance to Sales, Marketing, and customers on signal integrity.

• Stay current with industry trends and share insights with the team.

• Lead R&D initiatives in advanced electrical design technologies.

• Develop mitigation strategies for EMI, heat transfer, fluid dynamics, and CFD in interconnect systems.

Who You’ll Work With

• Cross-functional teams across Molex, including global colleagues.

• Product Design, Sales & Marketing teams.

• External customers and vendors.

Qualifications

Education

• Required: Bachelor’s degree in Electrical Engineering or equivalent.

• Preferred: Master’s in Electrical & Electronics Engineering or Physics.

Experience

• Required: Minimum 5 years of relevant experience.

• Preferred:

o Experience designing high-speed electrical interconnects.

o Proficiency with CAD/CAE tools (e.g., HFSS, CST, Sigrity, ADS, Cadence).

o Skilled in correlating simulation results with lab measurements using oscilloscopes, TDRs, VNAs.

o Ability to script and automate analysis workflows.

Skills

• Required: Strong understanding of electromagnetics.

• Preferred: Experience in EMI, thermal analysis, and fluid mechanics is a plus.