Senior Engineer NaOH Etching

4 weeks ago

Chennai, India Motherson Electronic Components Private Full time

We are looking for an experienced Senior Engineer NaOH Etching & IOX with expertise in wet and dry etching processes for semiconductor, MEMS, or microfabrication environments. The ideal candidate will have hands-on experience in process optimization, tool handling, and cross-functional collaboration to drive continuous improvement and high-yield production.

Roles & Responsibilities

  • Develop, optimize, and maintain high-yield etching processes for crystalline silicon and dielectric materials (SiO, AlO, etc.).
  • Expertise in anisotropic etching of monocrystalline silicon using NaOH-based aqueous solutions and dielectric layer etching (SiO, AlO, TaO, HfO, TiO).
  • Operate and maintain wet etching equipment (Quartz/Teflon tanks, temperature-controlled baths, DI rinsing, IPA drying) and dry etch tools (RIE/ICP systems).
  • Conduct process capability studies (Cp, Cpk), DOE, SPC, and yield improvement initiatives.
  • Collaborate with Quality, Production, and Cross-functional teams to implement engineering changes (Kaizen, Poka Yoke, cost savings, manpower optimization).
  • Prepare and maintain Process Flow Diagrams (PFDs), PFMEAs, Control Plans, and SOPs.
  • Support internal and external audits ensuring documentation, calibration, and compliance.
  • Monitor and report key performance metrics: OEE, OPP, FTQ, CPC, scrap cost, consumable usage.
  • Drive continuous improvement and lean manufacturing principles to optimize workflow and productivity.

Preferred Candidate Profile

  • Education: B.E./B.Tech in Chemical, Mechanical, Production, or Manufacturing Engineering.
  • Experience: 510 years in semiconductor, MEMS, photonics, or microfabrication industries.
  • Strong knowledge of NaOH/KOH silicon etching, dry and wet oxide etching, RIE/ICP tools.
  • Familiarity with 100/150/200 mm wafer processes and ISO 9001/14001/45001 standards.
  • Excellent interpersonal, analytical, and communication skills.
  • Ability to work in cross-functional and global teams.

Role Details

  • Role: Engineering Other
  • Industry Type: Electronics Manufacturing (EMS)
  • Department: Production, Manufacturing & Engineering
  • Employment Type: Full Time, Permanent
  • Role Category: Engineering

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