Staff Surface Process Engineer / Surface Chemist

Foresite Labs (Stealth Co)•San Diego, CA

4d•$150,000 - $160,000•Onsite

About The Position

We are seeking a Staff Surface Process Engineer / Surface Chemist to develop and scale surface chemistry processes. This role combines deep expertise in precision substrate processing, process equipment engineering and surface chemistry with hands-on laboratory work in a fast-paced, multidisciplinary environment. The successful candidate will drive development of surface chemistry processes including cleaning, coating and surface functionalization and other processes. This role requires experience with equipment used to manufacture and characterize these surfaces.

Requirements

M.S. (+8 years of relevant industrial experience) or Ph.D. (+ 4 years) in Mechanical Engineering, Chemistry, Chemical Engineering, Materials Science, Biomedical Engineering, or a related discipline.
Demonstrated expertise in surface processing and process development.
Extensive experience in one or more of the following: Coating methods including spin coating and dunk coating, Plasma cleaning equipment, Chemical mechanical polishing (CMP), surface planarization, Vapor-phase surface deposition processes and equipment, Wet chemical cleaning and substrate preparation
Strong understanding of process development for glass, silicon, metal oxide, and other semiconductor-related materials.
Experience developing manufacturing-ready surface processes with an emphasis on spatial uniformity, repeatability, process capability, and yield.
Experience selecting, operating, qualifying, and troubleshooting process equipment.
Experience with statistical experimental design (DOE), process optimization, and statistical analysis tools (JMP, Python, R, etc.).
Experience using surface characterization techniques including ellipsometry, contact angle, AFM, profilometry, fluorescence microscopy, SEM, XPS, or related methods.
Strong written and verbal communication skills.
Comfortable working in a fast-moving, highly collaborative environment.
Hands-on willingness to develop and troubleshoot processes in the laboratory.

Nice To Haves

Experience with biotechnological device manufacturing.
Experience integrating surface chemistry with photolithography, nanoimprint lithography, or other advanced fabrication techniques.
Experience transferring laboratory processes into pilot or high-volume manufacturing.
Experience supporting manufacturing equipment qualification and process validation.

Responsibilities

Develop surface processing methods including cleaning, deposition, coating, curing, and QC.
Develop robust vapor-phase deposition processes including silanization and other surface modification techniques, with emphasis on process uniformity, reproducibility, and manufacturability.
Lead development, optimization, qualification, and troubleshooting of plasma cleaning processes.
Specify, develop, optimize, and troubleshoot process equipment including vapor deposition systems, plasma tools, ovens, wet processing tools, and related automation.
Establish process windows, critical process parameters, and statistical process controls for surface treatments.
Design and execute statistically rigorous experiments (DOE) to understand process interactions and optimize surface performance.
Characterize processed surfaces using techniques such as ellipsometry, contact angle, AFM, optical microscopy, fluorescence imaging, profilometry, XPS, SEM, and related analytical methods.
Translate laboratory processes into scalable manufacturing methods with high yield and reproducibility.
Drive equipment selection, installation, qualification, and process transfer to manufacturing.
Mentor junior scientists and engineers while fostering rigorous experimental design, scientific curiosity, and rapid technical iteration.