Senior Molding Process Engineer — Drive Lean Innovation

Emerson Electric Co; Mexicali; Hybrid; MXN 360,000 - 480,000; Full time

Job summary

Emerson is seeking a Manufacturing Process Engineer to develop and optimize molding processes, lead root cause investigations, and support new product introductions. You will work with cross-functional teams across Engineering, Quality, Maintenance, Tooling, and Operations to drive continuous improvement and ensure process capability.

Strong English and Spanish communication is required. The role emphasizes Lean manufacturing, problem solving, and documentation of standards and procedures to

Qualifications

• Experience leading molding process development and optimization in manufacturing.
• Experience applying structured problem-solving techniques including root cause analysis.
• Proficiency in English and Spanish for cross-functional collaboration.

Responsibilities

• Develop, implement, and optimize thermoplastic injection molding and thermoset transfer molding processes to meet safety, quality, delivery, and cost objectives.
• Analyze process performance and identify opportunities to improve efficiency, productivity, and product quality.
• Lead root cause investigations using structured problem-solving methodologies and implement sustainable corrective actions.
• Support new product introductions by developing robust molding processes and validating production readiness.
• Utilize DOE and data-driven methodologies to improve process capability and reduce variation.
• Collaborate with Engineering, Quality, Maintenance, Tooling, and Operations teams to resolve manufacturing challenges and drive continuous improvement.
• Generate and maintain documentation, work instructions, and engineering standards.
• Support equipment qualifications, process validations, and engineering change activities.
• Provide technical guidance and coaching to manufacturing personnel to strengthen process knowledge and operational performance.
• Promote Lean Manufacturing principles and continuous improvement initiatives throughout the operation

Skills

Molding process development

Lean Six Sigma

Data-driven decision making

Cross-functional collaboration

Problem solving

English & Spanish communication

Tools

2D CAD

3D CAD

DOE tools

Engineering software

Job description

In This Role, Your Responsibilities Will Be:

• Develop, implement, and optimize thermoplastic injection molding and thermoset transfer molding processes to achieve safety, quality, delivery, and cost objectives.
• Analyze process performance and identify opportunities to improve efficiency, productivity, and product quality.
• Lead root cause investigations using structured problem-solving methodologies and implement sustainable corrective actions.
• Support new product introductions by developing robust molding processes and validating production readiness.
• Utilize Design of Experiments (DOE) and data-driven methodologies to improve process capability and reduce variation.
• Collaborate with Engineering, Quality, Maintenance, Tooling, and Operations teams to resolve manufacturing challenges and drive continuous improvement.
• Generate and maintain documentation, work instructions, and engineering standards.
• Support equipment qualifications, process validations, and engineering change activities.
• Provide technical guidance and coaching to manufacturing personnel to strengthen process knowledge and operational performance.

Promote Lean Manufacturing principles and continuous improvement initiatives throughout the operation

Who You Are:

• You anticipate and identify complex technical challenges and develop practical, effective solutions. You build partnerships and work collaboratively with others to meet shared objectives. You adapt your approach to changing priorities and business needs while maintaining focus on results. You consistently apply analytical thinking and sound judgment to make decisions that improve performance, quality, and customer outcomes.

For This Role, You Will Need:

• Demonstrated experience supporting or leading molding process development and optimization in a manufacturing environment.
• Knowledge of thermoplastic injection molding and/or thermoset transfer molding processes.
• Experience applying structured problem-solving techniques, including root cause analysis and continuous improvement methodologies
• Ability to analyze manufacturing data and use insights to drive process improvements.
• Experience utilizing engineering software and technical tools to support process development.
• Effective communication skills with the ability to collaborate across multiple functions.
• Ability to manage multiple priorities and perform effectively in a fast-paced manufacturing environment.
• Professional proficiency in English and Spanish.

Preferred Qualifications That Set You Apart:

• Experience conducting Design of Experiments (DOE) and statistical process analysis.
• Knowledge of 2D and 3D CAD software applications.
• Training in scientific injection molding methodologies such as RJG or similar programs.
• Experience leading Lean Manufacturing, Six Sigma, or operational excellence initiatives.
• Certification in Lean, Six Sigma, or related continuous improvement disciplines.
• Experience supporting highly regulated, high-volume, or complex manufacturing operations.

Our Culture & Commitment to You:

• At Emerson, we prioritize a workplace where every employee is valued, respected, and empowered to grow. We foster an environment that encourages innovation, collaboration, and diverse perspectives—because we know that great ideas come from great teams. Our commitment to ongoing career development and growing an inclusive culture ensures you have the support to thrive. Whether through mentorship, training, or leadership opportunities, we invest in your success so you can make a lasting impact. We believe diverse teams working together are key to driving growth and delivering business results.