Scientific Molding

Scientific Molding Engineer Jobs

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Today

Senior Process Engineer

Milwaukee Electric Tool Corporation Mukwonago, WI

Mukwonago, WI

Today

Full time Senior Automation Design For Manufacturing

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Job Description

Based in Mukwonago, Wisconsin, this on-site role at Milwaukee Electric Tool Corporation centers on leading injection molding process development, optimization, and long-term sustainment. The Senior Process Engineer applies data-driven decision-making, advanced process control, and continuous improvement to elevate manufacturing performance in a demanding plastics environment.

Responsibilities

Develop, optimize, and sustain injection molding processes using scientific molding principles to achieve quality, delivery, and cost targets.
Define and validate robust process windows, control strategies, and safeguards using DOE, Cp/Cpk, and statistical methods.
Support tooling lifecycle activities, including design reviews, build validations (T0/T1/Tn), and continuous process/tooling improvements.
Drive root cause analysis and corrective/preventive actions for molding-related defects, leveraging data to eliminate systemic issues.
Partner cross-functionally with design, tooling, quality, and operations to ensure manufacturability and performance targets are met.
Identify trends through process and quality data to drive continuous improvement and defect reduction initiatives.
Create and maintain standardized process documentation (SOPs, control plans) to ensure repeatability and scalability.
Provide technical leadership, training, and support to manufacturing teams to strengthen process capability and execution.

Requirements

BS in Plastics Engineering Technology or equivalent
5+ years of hands-on thermoplastics processing experience.
RJG Master Molder I/II strongly preferred.
Demonstrated expertise in scientific molding, process validation, and process troubleshooting.
Strong understanding of mold design, tooling principles, material data, molding machines, auxiliaries, and process monitoring tools.
Robotic programming and troubleshooting required.
Strong problem-solving skills (A3 / 5 Why / 8D) and attention to detail are essential.
Preferred proficiency in CAD/CAE
Great to have Six Sigma Yellow or Green belt.

Technologies

CAD/CAE
Robotic programming
RJG Master Molder I/II

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9d ago

SENIOR PROCESS ENGINEER / SCIENTIFIC MOLDING ENGINEER

Moldworx LLC Chandler, AZ

Chandler, AZ

9d ago

$125k - $150k/yr Full time Senior Automation Engineering

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Job Description

Moldworx LLC is seeking a Senior Process Engineer with a strong scientific molding background to lead the development, validation, and troubleshooting of injection molding processes for medical device manufacturing. This on-site role in Chandler, AZ focuses on advancing new product launches, process automation initiatives, and ongoing improvements in process robustness and quality.

Responsibilities

Develop, optimize, and validate injection molding processes
Establish robust processing windows using scientific molding principles
Lead IQ/OQ/PQ and process validation activities
Support new mold sampling from T0 through production launch
Troubleshoot molding, tooling, material, and automation issues
Analyze process capability and implement process improvements
Reduce scrap, downtime, and process variation
Improve OEE and manufacturing efficiency
Support customer audits and technical reviews
Develop process documentation and work instructions
Mentor process technicians and junior engineers
Collaborate with tooling, automation, quality, and production teams

Requirements

Bachelor's degree in Engineering or related technical field preferred; equivalent combination of education, technical training, and directly relevant industry experience will be considered
5+ years of injection molding process engineering experience preferred
Strong scientific molding background
Proven success in developing, optimizing, and troubleshooting injection molding processes
Extensive experience processing engineering-grade resins
Experience with RJG or equivalent process monitoring systems
Solid understanding of mold design, hot runner systems, and tooling concepts
Experience with DOE, process capability studies, and validation protocols
Strong analytical and troubleshooting skills

Technologies

RJG process monitoring systems

Benefits

Competitive salary based on experience
Performance bonus opportunity
Medical, dental, and vision insurance
401(k)
Paid time off and company holidays
401(k) matching
Dental insurance
Health insurance
Health savings account
Life insurance
Vision insurance

What success looks like

Become the technical owner for molding process development
Improve process robustness across key production programs
Reduce process-related scrap and downtime
Support successful launch of new molds and automation systems
Establish best practices for scientific molding and process validation
Help position Moldworx as a center of excellence for medical device injection molding

Key performance metrics

Scrap reduction
OEE improvement
Process capability (Cp/Cpk)
Validation completion and execution
New product launch success
Reduction in downtime and process-related quality issues

Compensation & Benefits

Salary: USD 125,000 - 150,000 per year
Performance bonus opportunity
Medical, dental, and vision insurance
401(k)
Paid time off and company holidays
401(k) matching
Dental insurance
Health insurance
Health savings account
Life insurance
Vision insurance

Work location

Onsite in Chandler, Arizona

Additional information

Moldworx values technical capability, problem-solving ability, and demonstrated results. Candidates who can demonstrate the required skills and experience are encouraged to apply, regardless of whether their background comes from formal education, hands-on industry experience, or a combination of both.

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Scientific Molding Engineer Jobs

Senior Process Engineer

SENIOR PROCESS ENGINEER / SCIENTIFIC MOLDING ENGINEER

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