Hands-on Mechanical Engineer to develop/refine high-precision assembly processes for optical/mechanical components. Responsibilities: develop/optimize precision opto-mechanical assembly, lead automation and tooling (pick-and-place, dispensing, alignment), design/validate jigs/fixtures/tools, support cleanroom assembly/equipment, work with epoxies/optical adhesives, investigate/solve assembly issues to improve yield, transition prototype to production, collaborate with R&D/NPI/manufacturing. Requirements: B.Sc. in Mechanical Engineering or related, 5+ years in mechanical assembly/automation/process engineering, hands-on precision assembly equipment, strong problem-solving and practical mindset, ability to create repeatable/scalable processes, strong English communication/documentation. Pluses: opto-mechanical/photonics assembly, fiber-optic assemblies/micro-alignment, cleanroom experience, ISO9001/ISO10110, automation scale-up/high-precision systems.