Thorlabs is seeking a Manufacturing Engineer II specializing in optical coating processes. This role is crucial for implementing and maintaining optical thin film manufacturing processes at their Newton, NJ facility. The position combines hands-on technical expertise with leadership responsibilities, requiring 4+ years of experience in optical thin film coating in a manufacturing setting. The ideal candidate will provide technical knowledge, manage processes, lead engineering projects, and mentor junior team members. The role offers comprehensive benefits including medical, dental, vision insurance, 401(k), and tuition reimbursement. This position presents an excellent opportunity for experienced engineers looking to work with advanced photonics technology while contributing to manufacturing excellence.