Senior Thin Film Process Engineer JR11353

About STMicroelectronics

At ST, we are 48,000 creators and makers of semiconductor technologies mastering the semiconductor supply chain with state-of-the-art manufacturing facilities. An integrated device manufacturer, we work with more than 200,000 customers and thousands of partners to design and build products,solutions, and ecosystems that address their challenges and opportunities, and the need to support a more sustainable world. Our technologies enable smarter mobility, more efficient power and energy management, and the wide-scale deployment of cloud-connected autonomous things. We are on track to be carbon neutral in all direct and indirect emissions (scopes 1 and 2), product transportation, business travel, and employee commuting emissions (our scope 3focus), and to achieve our 100% renewable electricity sourcing goal by the end of 2027.

Further information can be found at www.st.com

YOUR ROLE

As a Senior Process Engineer, you will be the technical owner for tungsten deposition and etch‑back processes, with a primary focus on W deposition on the Novellus Altus platform. You will work closely with equipment engineers to characterize hardware, resolve complex issues, and continuously improve process stability, capability, and yield.

Responsibilities

• Develop, sustain, and optimize CVD tungsten, WALD, and tungsten etch-back processes, focusing on Pulsed Nucleation Layer (PNL) tungsten on Novellus Altus
• Drive hardware and recipe characterization on Altus systems to improve film uniformity, reduce defects, and enhance tool productivity
• Perform structured troubleshooting and root-cause analysis to resolve process excursions and chronic issues
• Correlate process conditions with film properties and device performance using structural, electrical, and reliability data
• Collaborate with integration, device, yield, equipment teams, and vendors to support technology transfers and new node ramp-up

Job Requirements

• Degree in Electrical & Electronics, Microelectronics, Material Science, Applied Physics, Chemical, or Mechanical Engineering
• Minimum 5 years of experience in Thin Film Tungsten process on Novellus Altus system
• Strong fundamentals in thin-film deposition, especially CVD W / WALD, nucleation, and etch-back mechanisms
• Effective collaboration and communication skills