Senior C++ SECS/GEM Engineer for Semiconductor Automation

Sioux Technologies Asia; Seremban; On-site; MYR 120,000 - 180,000; Full time

Job summary

Sioux Technologies Asia in Seremban, Malaysia, is hiring Software Engineers to build and maintain the software that connects semiconductor back-end equipment to factory host systems. Focus is on SECS/GEM, legacy SOAP integrations, wafer maps and test data in a back-end environment.

You will own the software layer between equipment and MES/host, ensuring data integrity, and you will maintain Ada and C++ code while learning Ada.

Qualifications

• Master’s or Bachelor’s Degree in Computer Science, Software Engineering, Electrical/Electronic Engineering, Mechatronics or related field.
• At least 5 years software development experience, including 3+ years in semiconductor or electronics manufacturing automation.
• Working knowledge of SECS/GEM and practical experience connecting equipment to a host or MES.

Responsibilities

• Design, develop and maintain SECS/GEM interfaces (SEMI E4/SECS-I, E5/SECS-II, E30/GEM, E37/HSMS) between back-end equipment and host/MES systems.
• Integrate new and existing die bonders, wire bonders, moulding systems, testers, handlers and AOI tools, including collection events, alarms, variables, remote commands and recipe management.
• Support equipment qualification, factory acceptance and site acceptance testing for automation software.
• Maintain and extend legacy integrations built on SOAP web services, XML and proprietary protocols.
• Maintain, debug and modernise existing Ada and C++ applications while keeping production lines running.
• Build connectors and adapters between legacy services and newer platforms, including message-bus based integration (e.g. JMS).
• Develop and support software that handles wafer maps (e.g. SEMI E142, SINF/TSK and vendor formats) for die picking and bin tracking.
• Handle test data flows (e.g. STDF, bin summaries, lot/yield data) from testers to data servers and yield systems.
• Ensure data integrity and traceability across lots, wafers, strips and units.
• Provide second- and third-line support for production issues, including root-cause analysis and permanent fixes.
• Maintain Windows-based equipment PCs and servers: services, configuration, scheduled tasks, logs and patches in cooperation with IT.
• Build and maintain simple internal web tools (HTML, JavaScript, CSS) for engineering use.
• Write technical documentation, follow change‑control procedures and participate in code reviews.
• Work with equipment, process, test and IT engineers, and with equipment vendors, to resolve interface issues.
• Mentor junior engineers and share knowledge within the team.

Skills

SECS/GEM

C++

Ada

SOAP

XML

Windows

English

Education

Master’s or Bachelor’s Degree in Computer Science, Software Engineering, Electrical/Electronic Engineering, Mechatronics or related field

Tools

Ada

SOAP

WSDL

HTML

JavaScript

CSS

Job description

Sioux Technologies Asia in Seremban, Malaysia, is hiring Software Engineers to build and maintain the software that connects semiconductor back-end equipment to factory host systems. Focus is on SECS/GEM, legacy SOAP integrations, wafer maps and test data in a back-end environment.

You will own the software layer between equipment and MES/host, ensuring data integrity, and you will maintain Ada and C++ code while learning Ada.