**Company:** Gelest Inc. **Job Description:** Mitsubishi Chemical is seeking an Ampoule Design & Process Engineer to lead the design, development, and scale-up of ampoule and cylinder systems. This hands-on role combines customer collaboration, process development, and inventory management to ensure smooth operations from design to shipment. **Key Responsibilities** **Ampoule Design & Development** + Design and develop ampoule packaging solutions that meet product, regulatory, and customer requirements. + Define specifications for ampoule dimensions, materials, tolerances, and sealing requirements. + Support prototype development, testing, and design validation activities. + Evaluate design changes and assess impact on manufacturability, quality, and cost. + Collaborate with customers and vendors to create and refine ampoule designs. + Develop, implement, and train operators on cleaning, filling, inspection, and repair procedures. + Manage ampoule and valve inventory, maintaining ERP and external databases accurately. + Support High Volume Manufacturing scale-up, gathering operator feedback for continuous improvement. + Troubleshoot customer inquiries and optimize processes for efficiency and safety. **Process Engineering & Optimization** + Develop, optimize, and validate ampoule manufacturing processes, including forming, filling, sealing, and inspection. + Lead process characterization, capability studies, and continuous improvement initiatives to improve yield, throughput, and reliability. + Troubleshoot process deviations, defects, and failures using structured problem-solving methodologies. + Establish standard operating procedures (SOPs), control plans, and process documentation. **Manufacturing & Scale-Up Support** + Support technology transfer from development to manufacturing and scale-up of new ampoule designs. + Partner with manufacturing teams to ensure robust process performance and compliance. + Identify and implement automation or equipment improvements where applicable. + Support equipment qualification (IQ/OQ/PQ) and process validation activities. **Cross-Functional Collaboration** + Work closely with R&D, Quality, Supply Chain, Procurement, and external suppliers. + Provide technical input for supplier selection, material qualification, and vendor performance reviews. + Support customer technical discussions as needed. **Qualifications Required** + Bachelor’s degree in Engineering (Mechanical, Chemical, Materials, Manufacturing, or related discipline). + 5+ years’ experience in chemical or manufacturing environments. + Strong knowledge of **material construction, chemical compatibility, and cylinder/valve design** . + Excellent communication skills and ability to collaborate across global teams. + Detail-oriented with ERP/database experience and a passion for **process improvement** . + Strong knowledge of Microelectronics (AI), GLP-1 products, and Hydrogen Fuel Cells **The salary range for this position is $105,000-$145,000. Factors such as scope and responsibilities of the position, candidate's work experience, education/training, job-related skills, internal peer equity, as well as market and business considerations may influence base pay offered. This salary will be subject to a geographic adjustment (according to a specific city and state), if an authorization is granted to work outside of the location listed in this posting.** **Mitsubishi Chemical Group (MCGC) and any of our subsidiaries do not accept unsolicited resumes from individual recruiters or third-party agencies. No fee will be paid to third parties who submit unsolicited candidates directly to our hiring managers or HR team. No placement fees will be paid to any firm unless specifically invited on the search by the MCGC Talent Acquisition team and such candidate was submitted to the MCGC Talent Acquisition Team via our Applicant Tracking System.**