Process Engineer – Optical Testing

Molex

📍 Hưng Yên, Hung Yen, Vietnam

Full-time Engineers Posted February 17, 2026

Job Description

Position: Process Engineer – Optical Testing

Location: Thang Long II IP, Hung Yen (Daily Bus from Hanoi and Hai Duong)

Who We Are

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 include high-speed connectors, cables, and optical devices.

About the Role

We are seeking a Process Engineer – Optical Testing to support opto-electronic testing in the manufacturing of optical fiber cables and device assemblies. This role involves integrating custom-designe...