Senior Manufacturing Engineer - Plastics Shop

Job Title: Senior Manufacturing Engineer / Manufacturing Engineering Manager - Plastics Shop (Molded A-Class Exterior Body Panels) 

Location: California

Level: Senior / Manager 

Client Facing: Yes

About PAC Group:

At The PAC Group (PAC), we specialize in engineering consulting, program management, and operational excellence—delivering high-impact solutions in more than 20 countries. We’re proud to partner with the world’s leading companies in automotive, aerospace, industrial, and technology sectors, providing strategic guidance and hands-on execution that drive innovation and efficiency. Whether we’re launching advanced manufacturing systems, deploying digital simulation tools, or scaling global operations, PAC thrives at the intersection of technology, engineering, and problem-solving.

Joining PAC means joining a dynamic, fast-paced, and global team that values curiosity, collaboration, and continuous improvement.

Role Purpose:

Lead the development and industrialization of plastics manufacturing processes for molded A-Class exterior body panels, ensuring cosmetic quality, dimensional stability, and production robustness for a new vehicle program and greenfield manufacturing facility.

Key Responsibilities:

• Define plastics manufacturing process architecture, including molding, finishing, handling, and material flow strategies.


• Develop and maintain Process FMEA (PFMEA) and Control Plans with a strong focus on cosmetic appearance and dimensional quality.


• Support digital manufacturing validation, including mold flow analysis, process simulations, and early risk identification.


• Prepare early manufacturing readiness documentation to support tooling strategy, supplier readiness, and facility layout decisions.


• Ensure alignment between product design/styling intent, surface quality expectations, and manufacturing capability.


• Support supplier technical reviews, tool tryouts, pilot builds, and launch execution.


• Support structured cross-functional change-management and escalation for product, tooling, or process changes.


• Collaborate with Product Design, Quality, Supply Chain, and Construction teams.

Required Qualifications:

• Bachelor’s degree in Engineering.


• Experience in plastic injection molding manufacturing engineering.


• Solid understanding of PFMEA, Control Plans, and manufacturing quality systems.

Preferred Qualifications:

• Experience with A-Class exterior surface components and appearance-quality requirements.


• Familiarity with mold flow, digital validation tools, and supplier launch activities.