**Summary:** Develop future technologies for Meta's fully immersive AR glasses. Specifically, engage with tool vendors in developing and qualifying etch tools and processes to be deployed at Meta’s manufacturing sites. Work closely with Meta’s manufacturing sites to create a manufacturable process flow with the deployed tools and processes. The candidate is expected to collaborate with the design, metrology, integration and process engineering teams to develop etch technologies for advanced waveguide fabrication. **Required Skills:** Etch Process Development Engineer Responsibilities: 1. Engage with tool vendors in developing and qualifying etch tools and processes to be deployed at Meta’s manufacturing sites 2. Engage with Meta’s manufacturing sites to create a manufacturable process flow with the deployed tools and processes 3. Collaborate with the design, metrology, integration, and process engineering teams to develop advanced waveguide technologies for AR and smart glass displays 4. Develop and manage external partnerships with key partners 5. Plan, execute, and evaluate complex assignments where results and decisions impact multiple functions 6. Continuous process improvement and monitoring stability of deployed tools and processes **Minimum Qualifications:** Minimum Qualifications: 7. Masters or equivalent experience in electrical engineering, chemical engineering, or materials science 8. At least 6 years experience in semiconductor etching 9. At least 3 years experience in ion beam etching 10. At least 5 years experience developing partnerships with external vendors and manufacturing partners 11. At least 5 years experience developing novel integration process flows 12. Competency in statistical process control **Preferred Qualifications:** Preferred Qualifications: 13. PhD or equivalent experience in electrical engineering, chemical engineering, or materials science 14. 5+ years experience in wide band gap applications 15. 5+ years experience in ion beam etching 16. 2+ years experience in diffractive optics 17. 2+ years experience in augmented reality **Public Compensation:** $139,000/year to $200,000/year + bonus + equity + benefits **Industry:** Internet **Equal Opportunity:** Meta is proud to be an Equal Employment Opportunity and Affirmative Action employer. We do not discriminate based upon race, religion, color, national origin, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender, gender identity, gender expression, transgender status, sexual stereotypes, age, status as a protected veteran, status as an individual with a disability, or other applicable legally protected characteristics. We also consider qualified applicants with criminal histories, consistent with applicable federal, state and local law. Meta participates in the E-Verify program in certain locations, as required by law. Please note that Meta may leverage artificial intelligence and machine learning technologies in connection with applications for employment. Meta is committed to providing reasonable accommodations for candidates with disabilities in our recruiting process. If you need any assistance or accommodations due to a disability, please let us know at accommodations-ext@fb.com.