Senior Engineer, Manufacturing Engineering

Posted:
12/22/2025, 4:00:00 PM

Location(s):
Hwaseong-si, Gyeonggi, South Korea ⋅ Gyeonggi, South Korea

Experience Level(s):
Senior

Field(s):
Mechanical Engineering

Job Title:

Senior Engineer, Manufacturing Engineering

Job Description:

The Role

Entegris is currently seeking a Senior Engineer, Manufacturing Engineering(GPS) to join our Manufacturing Engineering team.  
This position will be based in our Jangan facility. 

 

In this role, you will

1) sustain current manufacturing engineering requirements,

2) identify, develop and implement process enhancements to improve quality, cost, cycle time,

3) provide technical assistance to customers and contract manufacturers,

4) support the introduction of new products through the engineering development of key processes.   

 

What You’ll Do 
This individual will work closely with our product development teams in a teach/lead environment to ensure efficient integration of product requirements to process specifications. The ideal candidate is a proven Manufacturing Engineering professional who is energized by fast-paced, high-profile projects and possesses both hands-on skills and process development capabilities. 

  • Prioritize and resolve technical issues within manufacturing, to in include support of our contract manufacturers. 

  • Work closely with internal and external customers, to identify and resolve technical challenges with our services and products. 

  • Work with R&D and Process Engineers to transfer new products into high volume manufacturing as well as provide product sustaining support to existing products. 

  • Ensure that manufacturing (internal operations and contract manufacturing) is ready to launch new products in accordance with Marketing requirements. 

  • Utilize continuous improvement tools and techniques (6sigma, Lean etc.) 

  • Work in cross-functional teams and/or independently to solve technical problems related to manufacturing cycle time, cost, quality, and product yield. 

  • Provide training and coaching at all levels of the organization. 

  • Coordinate ideas and involvement of team members into a cohesive/collaborated project. 

  • Develop key operating performance criteria and SPC controls for manufacturing processes. 

  • Write standard operating procedures, work instructions and safety reviews. 

  • Develop capital justifications for equipment and technology that either improve or aids in the growth of the business. 

What We Seek 

  • Bachelor’s degree in mechanical, Electrical or Chemical Engineering. 

  • 7+ years of experience in the Ultra High Purity industry. 

  • English communication necessary. 

  • Mechanical & Electrical schematic drawing reading necessary. 

  • PID understanding (piping & instrument diagram) necessary. 

  • Experience with ERP(SAP) /ISO environment. 
    - Work Center / BOM / Routing initial setup. 
    - VSM analysis / Utility ramp up project. 

  • 6sigma certification preferred. 

  • UHP Piping engineering career preferred. 

 

Why Work at Entegris 

Lead. Inspire. Innovate. Define Your Future. Not everyone who works for a global company shares the same background, experiences and perspectives. We leverage the differences of our employees to  bring new ideas to the table. Every employee throughout the company is encouraged to share input on projects and initiatives. Our decision-making process is truly a collaborative effort as we realize there are leaders at every level of the organization. We put our values at the core of how we operate as an organization — not just when it’s convenient, but in a lasting and meaningful way. We want the time and energy you spend here to have a positive impact on your life inside and outside of the office. 

 

What We Offer 

Our total rewards package goes above and beyond just a paycheck. Whether you’re looking to build your career, improve your health, or protect your wealth, we offer generous benefits to help you achieve your goals. 

  • Generous Retirement Pension plan 

  • Impressive Flexible benefits, you can use as online cash 

  • Excellent group insurance packages to fit your needs 

  • Flexible work schedule 

  • Paid time off (PTO) policy empowering you to take the time you need to recharge 

  • Education assistance to support your learning journey 

  • Values-driven culture with colleagues that rally around People, Accountability, Creativity and Excellence 

 

At Entegris we are committed to providing equal opportunity to all employees and applicants. Our policy is to recruit, hire, train, and reward employees for their individual abilities, achievements, and experience without regard to race, color, religion, sexual orientation, age, national origin, disability, marital or military status.