Manufacturing Process Engineer

Your Job

Molex is seeking a highly motivated Senior Process Engineer to join our team at the Temp-Flex facility in South Grafton, Massachusetts. This role will serve as a technical leader in manufacturing process development, equipment innovation, existing and new product introduction (NPI) activities supporting next-generation RF, microwave, medical, and specialty cable products.

The successful candidate will leverage deep manufacturing and process engineering expertise to develop robust production processes, optimize existing operations, and support advanced cable technologies from concept through full-scale production. This position requires close collaboration with Product Development Engineering, Manufacturing Engineering, Operations, Quality, and Equipment Development teams to drive innovation, improve capability, and ensure successful product launches.

Our Team

You will be part of the Process Engineering team supporting the RF & Microwave Solutions organization within Molex's Copper Solutions Business Unit. This group drives process innovation, equipment development, manufacturing excellence, and technical problem-solving across a broad range of advanced wire and cable technologies.

What You Will Do

Technical Leadership & Process Development

• Lead process development activities for new product designs and emerging cable technologies.

• Develop, qualify, and optimize manufacturing processes to support prototype builds, product validation, and production launches.

• Establish process windows and critical operating parameters using scientific and data-driven approaches.

• Utilize Design of Experiments (DOE), statistical analysis, and root cause methodologies to improve process capability and product performance.

• Provide technical leadership during ramp up from prototype to production.
Manufacturing & Continuous Improvement

• Identify and implement process improvements that enhance product quality, throughput, yield, and overall equipment effectiveness (OEE).

• Troubleshoot complex manufacturing issues and lead cross-functional problem-solving efforts.

• Support and improve manufacturing processes involving fine wire processing; cable extrusion and jacketing; tubing extrusion; braiding; taping and serving operations; and cabling and shield application.

• Drive Lean Manufacturing and continuous improvement initiatives throughout the facility.
Equipment Development & Automation

• Collaborate with machine development teams to define requirements for new manufacturing equipment.

• Provide technical input for machine control systems, automation strategies, PLC integration, and production monitoring systems.

• Participate in equipment specification, design reviews, factory acceptance testing, installation, and commissioning activities.

• Support development of next-generation manufacturing technologies and production capabilities.
Quality & Documentation

• Develop and maintain process documentation, work instructions, process specifications, and validation records.

• Partner with Quality Engineering to support PFMEA development, control plans, corrective actions, and process validation activities.

• Ensure processes comply with internal quality standards and customer requirements.
Cross-Functional Support

• Work closely with Product Development Engineering to evaluate manufacturability and improve product designs.

• Support Manufacturing and Operations teams with technical expertise and training.

• Mentor junior engineers and manufacturing personnel on best practices, problem solving, and process control.

Who You Are (Basic Qualifications)

• Bachelor's degree in Engineering
• 7+ years of process engineering or manufacturing engineering experience in a production environment.
• Extrusion experience in one or more of the following industries:
• wire and cable
• fiber optics
• plastics
• Experience leading manufacturing process development and product launch activities.
• Working knowledge of PLC-controlled equipment, automation systems, motor drives, and industrial controls.

What Will Put You Ahead

• Direct experience with small-diameter, high-performance cable manufacturing.
• Extensive extrusion experience involving FEP, PFA, PTFE, ETFE, or other high-temperature fluoropolymers.
• Primary insulation and jacketing extrusion expertise.
• Tubing extrusion experience.
• Braiding equipment experience.
• Microwave cable serving and shielding experience.
• Fine wire processing experience.
• Design of Experiments (DOE) and statistical analysis experience.
• Lean Manufacturing or Six Sigma certification.
• Experience specifying, commissioning, and improving automated manufacturing equipment.
• Knowledge of data acquisition, machine vision, SPC systems, and advanced process controls.
• Experience in ISO 9001, AS9100, or medical device quality environments.

For this role, we anticipate paying $100,000 - $140,000 per year. This role is eligible for variable pay, issued as a monetary bonus or in another form.

At Koch companies, we are entrepreneurs. This means we openly challenge the status quo, find new ways to create value and get rewarded for our individual contributions. Any compensation range provided for a role is an estimate determined by available market data. The actual amount may be higher or lower than the range provided considering each candidate's knowledge, skills, abilities, and geographic location. If you have questions, please speak to your recruiter about the flexibility and detail of our compensation philosophy.

Hiring Philosophy

All Koch companies value diversity of thought, perspectives, aptitudes, experiences, and backgrounds. We are Military Ready and Second Chance employers. Learn more about our hiring philosophy here .

Who We Are

As a Koch company, Molex is a leading supplier of connectors and interconnect components, driving innovation in electronics and supporting industries from automotive to health care and consumer to data communications. The thousands of innovators who work for Molex have made us a global electronics leader. Our experienced people, groundbreaking products and leading-edge technologies help us deliver a wider array of solutions to more markets than ever before.

At Koch, employees are empowered to do what they do best to make life better. Learn how our business philosophy helps employees unleash their potential while creating value for themselves and the company.

Our Benefits

Our goal is for each employee, and their families, to live fulfilling and healthy lives. We provide essential resources and support to build and maintain physical, financial, and emotional strength - focusing on overall wellbeing so you can focus on what matters most. Our benefits plan includes - medical, dental, vision, flexible spending and health savings accounts, life insurance, ADD, disability, retirement, paid vacation/time off, educational assistance, and may also include infertility assistance, paid parental leave and adoption assistance. Specific eligibility criteria is set by the applicable Summary Plan Description, policy or guideline and benefits may vary by geographic region. If you have questions on what benefits apply to you, please speak to your recruiter.


Additionally, everyone has individual work and personal needs. We seek to enable the best work environment that helps you and the business work together to produce superior results.

Equal Opportunities

Equal Opportunity Employer, including disability and protected veteran status. Except where prohibited by state law, some offers of employment are conditioned upon successfully passing a drug test. This employer uses E-Verify. Please click here for additional information. (For Illinois E-Verify information click here , aquí , or tu ).

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