-Design and execution of optical sensors, including building simulations / models; model verification; sensor prototyping including interface of optical sensors with mixed signal electronic circuits; test and metrology strategies for manufacturing optical sensors; and associated system integration.-Hands-on design and bring-up of characterization setups. Establish design verification goals and instrumentation requirements, develop and execute detailed characterization plans, and prioritize activities and next steps. Support verification of production test via electrical / optical design reviews and lab correlation measurements.-Simulation/analysis using a variety of software tools to support design verification and characterization (e.g. Python, Matlab, Zemax, LightTools, JMP, etc.). Develop detailed models to determine SNR link budgets, and electrical and optical system integration requirements.-Collaborate with cross-functional teams to deliver state-of-the-art sensing solutions. Drive technical activities and discussions with external vendors.-Lead hypothesis-driven failure analysis, root-cause diagnosis, and system-level problem solving to provide design feedback. Analyze data to draw conclusions and enhance product design/manufacturability. -Travel to support design/production/supplier teams as necessary. Business travel to support product development (10%).