Field Application Engineer

Yokohama, Japan April 27, 2026 Full Time Workday

Company Overview

KLA is a global leader in diversified electronics for the semiconductor manufacturing ecosystem. Virtually every electronic device in the world is produced using our technologies. No laptop, smartphone, wearable device, voice-controlled gadget, flexible screen, VR device or smart car would have made it into your hands without us. KLA invents systems and solutions for the manufacturing of wafers and reticles, integrated circuits, packaging, printed circuit boards and flat panel displays. The innovative ideas and devices that are advancing humanity all begin with inspiration, research and development. KLA focuses more than average on innovation and we invest 15% of sales back into R&D. Our expert teams of physicists, engineers, data scientists and problem-solvers work together with the world’s leading technology providers to accelerate the delivery of tomorrow’s electronic devices. Life here is exciting and our teams thrive on tackling really hard problems. There is never a dull moment with us.

Group/Division

With over 40 years of semiconductor process control experience, chipmakers around the globe rely on KLA to ensure that their fabs ramp next-generation devices to volume production quickly and cost-effectively. Enabling the movement towards advanced chip design, KLA's Global Products Group (GPG), which is responsible for creating all of KLA’s metrology and inspection products, is looking for the best and the brightest research scientist, software engineers, application development engineers, and senior product technology process engineers. The RAPID division is the world leading provider of reticle inspection solutions for the semiconductor industry. The company provides inspection solutions to both the mask shops and the semiconductor fabs to ensure that lithography yields are consistently high thus enabling cost-effective manufacturing.

Job Description/Preferred Qualifications

Technical Support: Driving acceptance of new tools at customer sites. Create recipes for regular production support. Develop Best Known Methods for customer use cases, driving product adoption and differentiate vs. competition. Train operators & engineers on the equipment. Analyze tool performance and work in team with Service and Tech Support organization on problem solving. Work on complex problems and develop unique solutions to meet customers’ requirements. 


Project management: Identify and manage priorities and milestones. Develop clear project schedule and track progress. Work in synergy with defectivity and metrology Applications Eng., Business Unit management and Division. Develop value proposition and effective project summaries for Executive meetings. 


Communication: Establish regular communication with the customer. Present and highlight the system values for customer use cases and differentiate vs. competition. Communicate results and issues with the Division. Execute plan of actions and collect data. 


Pre - sale support: Assist sales and marketing in potential opportunities and/or competitive situation. Helping with brainstorming strategy for penetration of new customers and adoption. 

Preferable Skills : 

・Knowledge of Advanced Optics technology, Physics, Material Science 

・IC Process background: previous customer/industry experience is a plus 

・Solid understanding of semiconductor process technologies

・Excellent presentation and communication skills 

・Project management experience - Ability to handle multiple projects in parallel 

・Knowledge of photomask fabrication and inspection is a strong plus

Minimum Qualifications

Master's Level Degree and 0 years related work experience; Bachelor's Level Degree and related work experience of 2 years

・Naitive level Japanese skill (N1 above)

・Business level English skill

・The candidate must be willing to travel within Japan more than 50% of the time

We offer a competitive, family friendly total rewards package. We design our programs to reflect our commitment to an inclusive environment, while ensuring we provide benefits that meet the diverse needs of our employees.

KLA is proud to be an equal opportunity employer

Be aware of potentially fraudulent job postings or suspicious recruiting activity by persons that are currently posing as KLA employees.  KLA never asks for any financial compensation to be considered for an interview, to become an employee, or for equipment. Further, KLA does not work with any recruiters or third parties who charge such fees either directly or on behalf of KLA. Please ensure that you have searched KLA’s Careers website for legitimate job postings.  KLA follows a recruiting process that involves multiple interviews in person or on video conferencing with our hiring managers.  If you are concerned that a communication, an interview, an offer of employment, or that an employee is not legitimate, please send an email to [email protected] to confirm the person you are communicating with is an employee. We take your privacy very seriously and confidentially handle your information.

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How to Get Hired at KLA Corporation

  • KLA is a dominant player in semiconductor process control — understanding their products and market position before applying significantly strengthens your candidacy
  • The company uses Workday as its ATS, so optimizing your resume for Workday's parsing and search capabilities is essential for getting past initial screening
How to apply to KLA Corporation

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