Principal Volume Production Engineer

Key ResponsibilitiesLead the transfer and scale-up of the current Optical Fiber manufacturing process into a stable, repeatable high-volume manufacturing line. Define manufacturing flows, equipment and tooling needs, critical process parameters, controls, and acceptance criteria. Commission, debug, and qualify production equipment, tooling, fixtures, and processes through pilot and ramp builds. Improve yield, throughput, cycle time, process capability, scrap, and manufacturing cost using data-driven methods. Lead root-cause investigations and implement sustainable corrective and preventive actions. Partner with R&D, Product Engineering, Quality, and Operations on manufacturability, process qualification, and product readiness. Develop SOPs, control plans, work instructions, troubleshooting guides, and training for production personnel. Manage scale-up schedules, technical risks, suppliers, performance metrics, and communication with site leadership. Experience and QualificationsBachelor’s degree in Materials Science, Mechanical, Chemical, Ceramic, Manufacturing Engineering, or a related field; an advanced degree is preferred. 10+ years of product, process, or manufacturing engineering experience in a complex production environment. Proven experience with manufacturing-line start-up, process transfer, equipment commissioning, qualification, and high-volume ramp. Experience in fiber optics, coating, jacketing, precision materials processing, or similar manufacturing; direct fiber-draw experience is preferred. Strong capability in DOE, SPC, process capability, root-cause analysis, Lean/Six Sigma, and measurable yield, capacity, quality, or cost improvement. Coherent is a global leader in lasers, engineered materials and networking components. We are a vertically integrated manufacturing company that develops innovative products for diversified applications in the industrial, optical communications, military, life sciences, semiconductor equipment, and consumer markets. Coherent provides a comprehensive career development platform within an environment that challenges employees to perform at their best, while rewarding excellence and hard-work through a competitive compensation program. It's an exciting opportunity to work for a company that offers stability, longevity and growth. Come Join Us! Note to recruiters and employment agencies: We will not pay for unsolicited resumes from recruiters and employment agencies unless we have a signed agreement and have required assistance, in writing, for a specific opening. A Bachelor's degree in Engineering or a related field is required, with a Master's degree preferred. Minimum 8 years of experience in a similar role, with a proven track record of successful scale-up projects. In-depth knowledge of Fiber production processes and equipment, along with a strong understanding of industry standards. Excellent leadership and communication skills, with the ability to mentor and motivate a diverse team. Strong problem-solving and analytical skills, with a proactive approach to identifying and resolving issues. Proficiency in using relevant software and tools for process optimization and data analysis. Ability to work independently and manage multiple projects simultaneously, ensuring timely delivery. Willingness to adapt and learn new technologies, staying updated with industry trends. Excellent organizational skills and attention to detail, with a focus on accuracy and quality. A collaborative mindset, with a track record of successful cross-functional teamwork. Support the scale-up of Fiber production processes, ensuring smooth transition from R&D to full-scale manufacturing. Collaborate with cross-functional teams to optimize equipment performance and enhance overall productivity. Provide technical guidance and training to personnel at all levels, fostering a culture of continuous improvement. Identify and implement process improvements to enhance efficiency, quality, and cost-effectiveness. Conduct thorough root cause analysis for any production issues, implementing effective solutions. Ensure compliance with relevant industry standards and regulations, maintaining a safe and secure work environment. Stay updated with the latest advancements in Fiber production technology, driving innovation within the department. Lead and mentor a team of engineers, fostering a collaborative and inclusive work culture. Prepare comprehensive reports and documentation, providing transparent updates on scale-up progress.Full timePosting Date: 2026-07-20