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Lead, Field Applications

On-site Minato ku, Japan full time

Job Title:

Lead, Field Applications

Job Description:

The Role:  

Entegris Japan is seeking a   Field Application Engineer (FAE)   to support semiconductor manufacturers, semiconductor OEMs, and material suppliers. The role will focus on contamination control through filtration solutions applied in semiconductor wet processes and manufacturing equipment, providing technical support and application   expertise   to customers.  

This position is  located  at the Entegris – Tokyo/ Geino /Remote, Japan.  

In this role you will:  

The primary responsibility of the Field Application Engineer (FAE) is to provide marketing and technical solutions (MTS) to semiconductor chip manufacturers, OEMs, and material suppliers, helping customers improve their productivity, product quality, and manufacturing yield.  

To achieve this, the FAE works closely with customers and collaborates extensively with various organizations and functions within Entegris, fostering effective communication and strong cross-functional partnerships.  

Primary Responsibilities:  

  • Assist   with prototypes or derivative   liquid filtration/purification   products in both established and new applications.  

  • Promote mature products in   fab   applications   for   defect   reduction to improve   customers   yield.  

  • Provide technical mechanisms and solutions to address issues faced by   fabs   and chemical suppliers using the   appropriate Entegris   products.  

  • Participate in regular meetings with customers and internal teams (A ccount   M anagers , Applications ,   Quality Engineering,   BU /PM ) to share feedback, assess progress, drive solutions, and enhance communication   regarding   product evaluations and application challenges.  

  • Engage in   new business development, conduct market share analysis, and implement strategic initiatives .  

  • Gather and share technical lessons learned with FAE technologists in other regions to expand business opportunities.  

  • Demonstrate excellence in planning, execution, discipline, learning, leadership, and teamwork (exemplify Entegris PACE values)    

  • Provide support for various documentation expectations such as business process documents, item tracking, performance  reporting  and continuous  improvement  project management.    

Traits we believe make a strong candidate:  

  • BS or MS in   Engineering   with   experience in Semiconductor Engineering  

  • 5+ years of experience in specialty   WEC, Photo Track,   CMP   or related industry    

  • Excellent communication, planning, organizational, and leadership skills.  

  • Flexibility to adapt to various work environments, workforce dynamics, and customer needs.  

  • Strong knowledge of semiconductor manufacturing processes, including Wet Etch Clean, Photolithography, and CMP-related defect reduction and yield improvement.  

  • Fluent   in English   speaking , capable of effective communication through conversation, oral presentations, and written reports.  

Your success will be measured by:  

  • The successful candidate will collaborate with a cross-functional team to deliver  optimal  technical solutions to customer issues and serve as the voice of the customer,  providing  key insights to guide and  participate  in new product development.   

  • Tenacity to drive projects completion   in a timely manner    

  • Professionalism,   integrity   and high degree of accountability   

  • Ability to collaborate with individuals at all levels and functional groups within the organization   

  • Ability to  leverage  technical knowledge and tools to drive continuous improvement   

Source: the employer's careers page. Last checked 2026-10-05. Posted 2026-09-01.

Applications happen on Entegris's own site. View role and apply

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