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Process Engineer - Semiconductor Materials

Company:
5N Plus
Location:
St. George, UT, 84790
Posted:
November 07, 2025
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Description:

Job Description

Process Engineer - Semiconductor Materials

Location: St. George, Utah

Type: Full-time, Salaried

About 5N Plus

Overview

5N Plus is a global leader in the production of engineered materials and specialty chemicals with facilities in North America, Europe and Asia, delivering critical components for advanced technologies in industries such as aerospace, medical imaging, infrared sensing, and renewable energy. At our state-of-the-art facility in St. George, Utah, we manufacture high-purity semiconductor materials used in some of the world's most demanding environments, including satellites, provide high-definition medical imaging and infrared vision.

We're seeking an experienced Process Engineer to join our dynamic team, specializing in semiconductor wafer polishing. This role offers the opportunity to work with cutting-edge technology while contributing to products that make a real difference in space exploration, medical advancement, and defense applications.

Why work for 5N Plus

Work with cutting-edge technologies in a global company

Excellent benefits and a 401(k) match

Supportive team culture with a commitment to safety, quality, and innovation

Opportunities for growth, learning, and development

5N Plus Semiconductors is an equal-opportunity employer. We are committed to building a diverse and inclusive workplace. All qualified applicants will receive consideration without regard to race, color, religion, gender, gender identity, sexual orientation, national origin, disability, or veteran status.

Key Responsibilities

Lead process optimization initiatives for semiconductor wafer polishing operations

Develop and implement innovative solutions to reduce manufacturing variation and costs

Design and validate new manufacturing processes and equipment configurations

Monitor and analyze critical process parameters (temperature, pressure, gas flow, etc.)

Spearhead continuous improvement projects and failure mode analysis

Conduct root-cause analysis to reduce manufacturing defect rates

Manage process documentation and maintain detailed technical records

Lead ingot/wafer fabrication processing initiatives

Control product quality through inspections and analysis verification

Drive manufacturing yield improvements and cost reduction initiatives

Ensure compliance with occupational health and safety procedures

Provide technical leadership and mentoring to team members

Required Qualifications

Bachelor's degree in Chemical Engineering, Materials Science, Mechanical Engineering, Electrical Engineering, or related field

5+ years of experience in semiconductor processing, with specific expertise in wafer polishing

Demonstrated success in process optimization and variation reduction

Strong understanding of statistical process control and data analysis

Experience with failure mode and effects analysis (FMEA)

Excellent problem-solving and analytical skills

Strong communication and team leadership abilities

Proficiency in Microsoft Office Suite

Ability to work in a cleanroom environment

Capability to lift and handle up to 25 pounds regularly, occasionally up to 50 pounds

Preferred Qualifications

Master's degree in relevant field

Experience with CMP (Chemical Mechanical Planarization)

Six Sigma certification

Programming experience with statistical analysis tools

Project management experience

Experience in mathematical modeling and process design

Work Environment & Physical Requirements

Cleanroom environment requiring proper gowning (cleanroom suit, hood, and booties)

Use of appropriate PPE when working with specialized materials

Regular standing, reaching, and precise hand movements

Occasional requirement to stoop, kneel, crouch, or climb ladders

May occasionally require respirator use

Requires meticulous attention to detail and careful product handling

Company Values

We expect all team members to demonstrate:

Proactive approach to Environmental, Health & Safety

Ownership, commitment, integrity, and urgency

Spirit of camaraderie, professionalism, and collaboration

Open and honest communication

Commitment to celebrating team successes

Schedule & Availability

Monday through Friday, 40+ hours per week

On-call rotation for production support (24/7)

Flexibility for overtime during high-volume periods

Benefits & Perks

Comprehensive medical coverage (90% employer-paid premium)

Dental and vision insurance

Life insurance

401(k) plan with company match

Performance bonus opportunities

Paid time off and holidays

Professional development opportunities

Dynamic work environment with cutting-edge technology

5N Plus values flexibility and teamwork. While this job description outlines primary duties, qualifications, and job scope, we expect each associate to offer their services wherever and whenever necessary to ensure the success of our endeavors.

Join our team of innovators and help shape the future of semiconductor technology!

Job Posted by ApplicantPro

Full-time

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