About the Role We're looking for a hands-on Siemens PLC engineer to support on-site operation, maintenance and commissioning at a customer facility in the United States. Several of the customer's team leaders are Chinese speakers, so you'll need to speak Chinese well enough to work closely with them every day. You'll serve as a key technical resource for keeping automated conveyor and material-handling systems running reliably. Key Responsibilities Provide on-site operations and maintenance support for PLC-controlled automation systems Program, modify, troubleshoot and optimize Siemens PLC logic using TIA Portal Diagnose and fix faults in PLCs, field devices, sensors, drives and communication networks Perform integration testing, joint commissioning and debugging between conveyor lines, AGV systems and other subsystems, ideally in storage or warehousing settings Work with the customer's Chinese-speaking team leaders and local US staff, communicating clearly in Chinese and English Keep records of changes, fault logs and maintenance work, and write handover reports Train customer operators and maintenance staff when needed Support system upgrades, performance tuning and acceptance testing Required Qualifications Chinese (Mandarin): fluent spoken Chinese for daily technical communication on-site
Siemens PLC:
proven, hands-on project experience with Siemens PLCs (e.g.
S7-1200 / S7-1500
)
TIA Portal:
practical experience programming, debugging and going online with live systems
Availability:
able to stay in the US for more than 3 months for this assignment Good troubleshooting skills in a live production environment Working English for talking with local staff and vendors Preferred Qualifications Experience in the storage, warehousing or logistics automation industry Hands-on integration testing and joint commissioning of AGV systems with conveyor lines Familiarity with industrial networks (PROFINET, PROFIBUS) and HMI/WinCC Experience with drives and motion control (SINAMICS, VFDs) Previous overseas or international on-site commissioning experience Degree in Electrical Engineering, Automation, Mechatronics or a related field What We Offer Competitive compensation plus applicable travel/per diem support Work on advanced logistics automation projects