Principal Epi R&D Engineer

Posted: Wednesday, 15 October 2025
Valid Thru: Friday, 14 November 2025
Index Requested on: 10/16/2025 02:04:27
Indexed on: 10/16/2025 02:04:27

Location: Easton, PA, 18040, US

Industry: Advertising and Public Relations
Occupational Category: 13-0000.00 - Business and Financial Operations
Type of Employment: FULL_TIME

Coherent Corp. is hiring!

Description:

Primary Duties & Responsibilities
  • Lead development and optimization of SiC epitaxial growth processes, including
    • Thickness and doping uniformity
    • Defect reduction through process tuning
  • Drive continuous improvement initiatives across epitaxy platforms
  • Lead R& D projects, internal qualification efforts and facilitate seamless process transfer from R& D to production.
  • Collaborate with substrate and epitaxy teams to establish correlations and enhance Epi quality.
  • Interface with external vendors to identify and implement solutions aligned with product timelines and performance goals.
  • Prepare technical reports and presentation, external publications and participate in conferences

Education & Experience
  • PhD degree in Materials Science, Electrical Engineering, Physics, or related field.
  • 3+ years of hands-on experience in SiC epitaxy, preferably in a semiconductor manufacturing or R& D environment.
  • Deep understanding of crystal defects and strategies for control in SiC epitaxy
  • Experience with Epi reactor design and considerations
  • Strong understanding of CVD reactor operations and epitaxial growth mechanisms.
  • Familiarity with process modeling and simulation tools
  • Experience with statistical data analysis and design of experiment
  • Knowledge of scientific principles and practice of characterization techniques such as C-V, optical characterization, x-ray characterization, thickness, doping, roughness etc.
  • Due to ITAR compliance, this position requires candidates to be a U.S. Citizen, Permanent Resident Alien, or Protected Individual per 8 U.S.C. 1324b(a)(3).

Skills
  • Proven interpersonal and communication skills
  • Excellent problem-solving, analytical, and communication skills.
  • Ability to excel in a cross-organizational, cross-cultural, global team environment
  • Ability to handle multiple and complex issues involving external and internal priorities
  • Ability to work with employees and customers in a multi-cultural, global team environment
  • Handle special assignments promptly and professionally
  • Set a high standard of ethics, professionalism, leadership, and competency
  • Demonstrates and promotes the Coherent Worldwide values:
    • Customer First
    • Honesty and Integrity
    • Open Communications
    • Teamwork
    • Continuous Improvement and Learning
    • Manage by the "Facts"
    • A Safe, Clean and Orderly Workplace

Working Conditions
  • On-site in Easton, PA
  • Cleanroom

Physical Requirements

Ability to work in cleanroom and production environment

Safety Requirements

All employees are required to follow the site EHS procedures and Coherent Corp. Corporate EHS standards.

Quality and Environmental Responsibilities

Depending on location, this position may be responsible for the execution and maintenance of the ISO 9000, 9001, 14001 and/or other applicable standards that may apply to the relevant roles and responsibilities within the Quality Management System and Environmental Management System.

Culture Commitment

Ensure adherence to company's values (ICARE) in all aspects of your position at Coherent Corp.:

Integrity - Create an Environment of Trust

Collaboration - Innovate Through the Sharing of Ideas

Accountability - Own the Process and the Outcome

Respect - Recognize the Value in Everyone

Enthusiasm - Find a Sense of Purpose in Work

Coherent Corp. is an equal opportunity/affirmative action employer. All qualified applicants will receive consideration for employment without regard to sex, gender identity, sexual orientation, race, color, religion, national origin, disability, protected Veteran status, age, or any other characteristic protected by law.

If you need assistance or an accommodation due to a disability, you may contact us at talentacquisition@coherent.com .Coherent is a global leader in lasers, engineered materials and networking components. We are a vertically integrated manufacturing company that develops innovative products for diversified applications in the industrial, optical communications, military, life sciences, semiconductor equipment, and consumer markets. Coherent provides a comprehensive career development platform within an environment that challenges employees to perform at their best, while rewarding excellence and hard-work through a competitive compensation program. It's an exciting opportunity to work for a company that offers stability, longevity and growth. Come Join Us!

Note to recruiters and employment agencies: We will not pay for unsolicited resumes from recruiters and employment agencies unless we have a signed agreement and have required assistance, in writing, for a specific opening.Join Coherent's SiC R& D team, where you will play a pivotal role in advancing SiC epitaxial growth technologies. This position leverages deep technical expertise in SiC epitaxy and growth platforms to drive innovation, improve process performance, and support product and process development across diverse applications.

Responsibilities:

Please review the job description.

Educational requirements:

  • high school

Desired Skills:

Please see the job description for required or recommended skills.

Benefits:

Please see the job description for benefits.

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