Software Engineer (Semiconductor Equipment)

Job Summary Develop and maintain control software for industrial machines using C#(.NET) & C++, integrating motion control, host communication, and vision systems. Collaborate with cross-functional teams to support machine bring-up, debugging, and multi-language UI. Responsibilities Develop and maintain handler control software in C# & C++, including machine sequences, device control, and operator GUI to ensure efficient machine operation Contribute to a common software platform shared across multiple machines, promoting code reuse and consistency Integrate motion control systems using EtherCAT and TwinCAT protocols for precise equipment movement Implement host communication protocols using SECS/GEM to enable reliable data exchange with host systems Integrate vision applications and other vendor equipment through APIs to enhance machine capabilities Collaborate with mechanical, electrical, vision, and process engineers to support machine bring-up, debugging, and buy-off activities Write clean, documented, and testable code; participate in code reviews and release planning to maintain software quality Support multi-language user interfaces including English and Chinese to accommodate diverse user needs Required competencies and certifications Degree or Diploma in Computer Engineering, Computer Science, Electrical/Electronic Engineering, Mechatronics, or related field At least 2 years of software development experience for industrial machines, automation equipment, or semiconductor equipment (fresh graduates with strong projects may apply for Associate level) Proficient programming skills in C# (.NET) and C++, with a willingness to primarily work in C# Strong understanding of object-oriented design, multithreading, and event-driven system architectures Ability to work hands-on with real machines on the production floor and troubleshoot hardware-software integration issues Preferred competencies and qualifications Experience with semiconductor handlers, test handlers, pick-and-place, or die/wafer handling equipment Experience with EtherCAT, TwinCAT, Beckhoff, or other motion control technologies Experience implementing SECS/GEM communication protocols Familiarity with WPF/WinForms, or modern .NET UI frameworks Experience integrating vision systems, testers, or other third-party equipment Ability to communicate in Mandarin to liaise with customers, vendors, and partners