Principal Machine Learning Engineer – Wafer Fabrication

Primary Duties & Responsibilities

* Develop and validate models for yield improvement, screening accuracy, and

process optimization through application of model selection and

hyperparameter tuning.

* Collaborate with Photonics designers and process, reliability and

manufacturing engineers to align ML approaches with product objectives and to

quantify cost-benefit analysis.

* Deploy AI/ML within manufacturing systems through a combination of Edge AI,

API serving, Containerization, and Cloud-based training and inference

* Partner with industrial and MES software engineers to integrate AI/ML

pipelines within existing production workflows

* Develop reusable data pipelines, analytical tools, dashboards, and

model-monitoring methods.

* Support design of experiments, process characterization, and continuous

improvement activities.

* Help establish best practices for ML, and share the practices across the site

and other sites.

Skills

The Candidate will have competency in the following areas:

* Expertise in deep learning frameworks such as Pytorch, TensorFlow

* Expertise deep learning architectures such as CNNs, RNNs, GANs

* Expertise in ML methods such as Random Forests and Gradient Boosting

* Experience with clustering, feature engineering, and dimensionality reduction

methods

* Proficiency in ML model deployment through RESTful APIs, containerization,

and container orchestration

* Experience with SQL and modern data-processing or data-platform technologies.

* Familiarity with statistical methods, experimental design, regression,

classification, clustering, anomaly detection, and model evaluation

* Programming skills in Python and experience with common data-science and

machine-learning libraries is a plus

* Familiarity with high-performance ML inference (CUDA, Libtorch, ONNX Runtime,

C++ programming and data structures) is a strong plus

* Experience with cloud-based ML training and inference using AWS, GCP, Azure,

or Databrix is a plus

* Familiarity with machine vision such as defect detection and OCR is a plus

* Familiarity with big data frameworks such as Hadoop and Spark is a plus

* Exposure to manufacturing, wafer fabrication, photonics, telecommunications

is a plus

* Demonstrated ability to take an analysis from problem definition through

deployment, validation, and communication of results.

Education & Experience

* The Candidate will have minimum 5 years of experience with AI, preferably

including ML, preferably with experience in statistical analytic techniques,

and 3 years experience in a production environment.

* A Bachelor’s degree in Electrical Engineering, Computer Science, Physics, or

related field with specialization in Data Science, AI/ML, or Statistics; a

Master’s degree is preferred.

Working Conditions

The job is on-site for the first three months, with the possibility to convert

to hybrid afterwards. The job requires weekly morning hours and occasional

evening and weekend hours. Travel to other Coherent sites in the Bay Area and

the US may be possible to share knowledge with other experts.

Physical Requirements

* Sitting or standing for several hours per day, with the option of having a

sit-stand desk.

* Extensive keyboard and mouse work.

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 [email protected] [[email protected]].

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.