Sr. Process Engineer (Elastomers) in Phoenix

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Job DescriptionJob Description

Summary:

The Sr. Process Engineer is responsible for developing, optimizing, and supporting Liquid Silicone Molding (LIM/LSR), High Consistency Silicone Rubber Molding, Organic Rubber manufacturing processes to ensure high-quality, cost-effective, and efficient production. This role partners closely with tooling, quality, maintenance, and product development teams to drive process stability, continuous improvement, and new product introductions.

Essential Duties and Responsibilities:

• Develop, validate, and optimize all elastomeric molding processes for new and existing products
• Define process parameters, bill of materials, material selection, project timelines
• Lead mold trials, T1, DOE studies, IQ, OQ & PQ process capability as defined by Cinova and our customer’s needs
• Troubleshoot molding defects such as flash, short shots, air entrapment, knit lines, and cure issues
• Collaborate with tooling engineers and mold makers on mold design, modifications, and maintenance strategies
• Support new product introductions (NPI) from prototype through full-scale production
• Create and maintain process documentation including work instructions, process windows, and control plans
• Partner with Quality to support validation activities (IQ/OQ/PQ), root cause analysis, and corrective actions
• Drive continuous improvement initiatives focused on yield, cycle time, scrap reduction, and cost savings
• Train operators and technicians on LIM processes, equipment, and best practices
• Ensure compliance with safety, quality, and regulatory standards (cGMP, ISO 13485-2016 and FDA compliance, as applicable)
  

Qualifications:

• Strong understanding of polymer behavior, curing kinetics, and rheology
• Ability to read and interpret mold designs, part drawings, and technical specifications
• Strong problem-solving skills and a data-driven mindset
• Excellent communication and cross-functional collaboration skills
• Experience with process validation, DOE, and statistical process control (SPC)
• High working knowledge with automation, robotics, and secondary operations as it relates to elastomeric and thermoplastic manufacturing
• Must have hands on process experience with LSR molding, compression molding, transfer molding, over-molding.
• Team player with a customer mindset and get it done attitude

Qualifications:

• Experience within the medical device industry as a custom contract component molder, sub-assembly
• Knowledge of quality systems such as ISO 13485, &/ or FDA regulations
• Experience with SolidWorks, process simulation or molding software
• Additional thermoplastics processing knowledge, in-mold pressure sensing (RJG), Mold Flow Analysis & tool fabrication and repair methods
• Bi-lingual in Spanish

Education/Experience:

• BS Degree in Mechanical Engineering, Plastics Engineering, Manufacturing Engineering, or a related field OR
• 5+ years of hands-on experience with Liquid Injection Molding (LSR) or silicone molding processes

Ability:

Ability to read, write, understand and follow instructions in the English .

Effective oral and written communication in the English .

Certificates and Licenses:

None

Supervisory Responsibilities:

As the business grows, there may be opportunities for advancement and management

Work Environment:

• Hands on, manufacturing and production floor environment & desk
• Occasional travel to trade shows, offsite training, suppliers and customers may be required

Physical Demands:

May require extended periods of standing and occasional lifting

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