• Lead design, simulation, tolerancing, and optimization of complex optical systems using tools such as Ansys Optics Studio (Zemax), Code V, LightTools, Lumerical, Quadoa, or equivalent • Perform stray‑light, ray‑trace, wavefront, photon budget, and design for manufacturability (DFM) analyses (e.g., Monte‑Carlo tolerancing) • Translate customer specifications into detailed design requirements; collaborate across mechanical, electrical, firmware/software, and manufacturing teams for system integration and prototyping • Guide validation of designs via lab testing, metrology, and performance measurement (e.g., MTF, distortion, SNR, wavefront) • Mentor and support junior optical engineers and cross‑functional partners, establishing design best practices and documentation • Drive innovation through research into new optical technologies, materials, coatings, and manufacturing techniques, informing future product strategies • Drive critical technical communications / negotiations with customers to ensure optical solutions align with performance, cost, and manufacturability goals.