Process Engineer

Company DescriptionPhaseshift develops groundbreaking optical metasurfaces, a revolutionary ultra-thin material that enables advancements in quantum computing, advanced sensing, and other technology-driven fields. By scaling down large, room-sized equipment into compact, chip-based solutions, our technology provides precise control over light for the creation of efficient, high-performance devices. These innovations have transformative applications, including powerful lasers and self-driving vehicles. Based on cutting-edge research, our mission is to redefine what is technologically possible for a more efficient future.Role DescriptionThis is a full-time, on-site role for a Process Engineer located in College Park, MD. The Process Engineer will be responsible for developing, optimizing, and scaling cleanroom fabrication processes for metasurface optical components. You will work hands-on with state-of-the-art nano-fabrication tools and play a central role in translating device designs into reliable, high-yield manufacturing workflows.Key ResponsibilitiesDevelop and optimize electron beam lithography (EBL) processes for high-resolution nanophotonic patterning, including resist processing, dose optimization, and proximity effect correction.Design and execute dry etching recipes (RIE, ICP-RIE) for precise pattern transfer into dielectric and semiconductor thin films.Develop and maintain thin-film deposition processes using atomic layer deposition (ALD) and physical vapor deposition (PVD) tools for optical coatings and functional layers.Characterize fabricated devices and thin films using ellipsometry, scanning electron microscopy (SEM), and focused ion beam (FIB) techniques.Collaborate with the design and simulation team to establish process–design feedback loops that improve device performance and fabrication yield.Document all process recipes, standard operating procedures, and experimental results to build a robust internal process knowledge base.Troubleshoot process issues, perform root-cause analysis, and implement corrective actions to maintain fabrication quality and throughput.Support the development of scalable manufacturing processes as the company transitions from R&D to production volumes.Required QualificationsPh.D. in Electrical Engineering, Physics, Materials Science, or a closely related field.2–5 years of hands-on cleanroom fabrication experience (inclusive of graduate research experience).Demonstrated expertise in electron beam lithography, including resist processing and pattern optimization.Proficiency with dry etching tools and techniques (RIE, ICP-RIE) for dielectric and semiconductor materials.Experience with atomic layer deposition (ALD) and physical vapor deposition (PVD) for thin-film processing.Strong understanding of nanofabrication process flows for photonic or semiconductor devices.Excellent documentation, communication, and problem-solving skills.Desired QualificationsExperience with metrology tools including spectroscopic ellipsometry, scanning electron microscopy (SEM), and focused ion beam (FIB) milling and imaging.Knowledge of optics, electromagnetics, or photonic device physics.Familiarity with metasurface design principles or diffractive optics fabrication.Experience working in a fast-paced startup or small-team environment.Track record of published research or patents in nanophotonics, metamaterials, or related fields.EligibiltyU.S. Citizenship or Permanent Residency is desired but not required.What we offerThe opportunity to work at the intersection of nanophotonics and quantum technology with direct impact on cutting-edge hardware.Access to world-class cleanroom facilities and fabrication tools.A collaborative, technically driven team culture with close ties to leading research institutions.Competitive salary and equity package.A meaningful role in a growing company where your contributions shape the product and the organization.How to ApplyInterested candidates should submit via Easy Apply here and/or send the following materials to [info@phaseshift.tech]A current CV or resume.A brief cover letter describing your relevant fabrication experience and interest in the role.Contact information for 2–3 professional references.