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Location
In office (Hsinchu)
Seniority
Staff · 3+ years exp
Visa
Sponsors visas in United States; no register of this country names it
Employment
Full-Time

Confirmed on the employer's own hiring board on Nov 13, 2026. First seen by Alion on Nov 13, 2026. Entegris scores B on the Alion truth index.

Overview
Company
Impact
Profile match
Entegris is a specialty materials and process solutions company headquartered in Billerica, Massachusetts, supplying the semiconductor industry with specialty chemicals, CMP slurries and cleaning solutions, deposition precursors, filtration, fluid handling and wafer carriers. Listed on Nasdaq and enlarged by its 2022 acquisition of CMC Materials, it runs manufacturing and technology sites across the United States, Taiwan, South Korea, Japan, Malaysia, Singapore and France. It hires manufacturing and process technicians, chemical and machine operators, manufacturing, reliability and product development engineers, lab technicians, scientists and supply chain staff.

Job Title:

Lead Scientist, Formulation

Job Description:

The Role:

Entegris is seeking an experienced Research Scientist in selective etch product and Post Etch Residue Remove cleaning product development for the semiconductor industry. The core purpose will be to develop, optimize, and drive product through to manufacturing process a chemical solution for Selective etch and Post Etch Residue Removal applications. This role is in Hsinchu, Taiwan.

In this role you will:

  • On time delivery of the formulation solutions to selective etch and wet clean projects to enable Entegris to win process of record at customers.
  • Development and optimization for efficient workflows and/or metrics to meet project requirements.
  • Meet internal and external customer deliverables for projects.
  • Understanding of the mechanism of developed products.
  • Material characterization using analytical instruments.

Traits we believe make a strong candidate:

  • A Ph.D. in Chemistry, or other science backgrounds
  • Knowledge and industry experience in organic and/or inorganic chemistry formulation development for cleans or selective etches.
  • 3+ years’ work experience in a chemical R&D or Semiconductor manufacturing environment.
  • Solution Chemistry experience working on solvent selection, metal corrosion prevention, metal complexation (Ligand design and selection), oxidation/reduction reactions, acid-base interactions, etc....
  • Experience with FTIR, XPS, SEM or TEM, or other characterization techniques a plus
  • Experience with applicable quality tools such as design of experiments, FMEA’s, cause and effect diagrams, SPC, etc. is a plus
  • Strong Expertise in chemical analysis related to blended cleans and advanced deposition materials
  • Strong English communication skills and familiarity with developing communication plans
  • Ability to operate in a global environment, team player
  • Knowledge of proper safe handling/disposal of chemicals and ability to maintain a clean and safe workspace
  • Ability to travel 15% of the time, some international.

Your success will be measured by:

Success for the role is not defined solely by the outcome of a project but rather by combination of the results and how these results were achieved. Describe the PACE value competencies that are required.

  • Accountability, Trust, Integrity
  • People and Teamwork
  • Dedication to Excellence
  • Innovation
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