MES Technical Developer

4 weeks ago

Kolar Karnataka India, Karnataka Tata Electronics Full time

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 – preferable


Desirable 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 skills
  • Excellent communication and cross-functional collaboration
  • Leadership mindset with ability to mentor junior developers
  • Structured approach to documentation and change control


Preferred Certifications (Optional):

  • Siemens Opcenter MES Developer Certification
  • Microsoft Certified: Azure Developer / .NET Developer

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