Job Summary :
We are looking for an experienced Senior MES Technical Developer with in-depth expertise in Siemens Opcenter Execution (formerly Camstar) to lead the design, development, and deployment of MES solutions tailored for high-tech electronics or semiconductor manufacturing.
Key Responsibilities :
- Lead the development and customization of MES workflows, user interfaces, and logic within Siemens Opcenter Execution.
- Implement unit-level traceability for complex manufacturing processes, including die attach, wire bond, SMT, test, and packaging.
- Customize Opcenter modules using C#, .NET, XML, Camstar APIs, LOVs, and BPM tools .
- Drive integration of MES with equipment data collection systems (FDC, RMS, SPC) for smart manufacturing and AI readiness.
- Collaborate with cross-functional teams (IT, QA, Engineering, Production) to gather requirements and ensure MES functionality aligns with business needs.
- Troubleshoot and resolve MES-related issues, optimize performance, and lead root cause analysis for incidents.
- Support MES upgrades, validation, and deployment across multiple factory locations.
- Mentor junior developers and contribute to MES development standards and documentation.
Required Qualifications :
Bachelor’s degree in Computer Science, Electronics, or related engineering discipline.5+ years of hands-on experience with Siemens Opcenter Execution / Camstar in a high-volume manufacturing environment.Proficiency in C#, .NET Framework, SQL (Oracle or SQL Server), XML / Web Services .Strong understanding of semiconductor / electronics assembly and test processes , especially in OSAT / EMS environments.Experience in MES integration with equipment automation and factory systems using SECS / GEM, OPC, or MQTT protocols – preferableDesirable Skills & Tools :
Equipment interface integration using SECS / GEM, OPC UA, MQTT .Knowledge of SPC, FDC, RMS, or AI / ML data pipeline integration with MES.Version control (Git), DevOps tools, Agile / Scrum methodologies.Soft Skills :
Strong problem-solving and troubleshooting skillsExcellent communication and cross-functional collaborationLeadership mindset with ability to mentor junior developersStructured approach to documentation and change controlPreferred Certifications (Optional) :
Siemens Opcenter MES Developer CertificationMicrosoft Certified : Azure Developer / .NET Developer