Demo

Injection Mold Lead

Trelleborg
Renton, WA Full Time
POSTED ON 10/8/2026
AVAILABLE BEFORE 12/7/2026

At Trelleborg every part made allows us to make a difference. Founded in 1905, Trelleborg is an international organization operating within the multitude of industries including aerospace, automotive, medical, industrial, and food, water and beverage. Our manufacturing team is focused on creating parts needed in the aerospace industry. 

Summary of the Role: 

As an Injection Mold Lead, you will set up and operate injection molding machines to produce high-quality plastic parts while providing day-to-day leadership and support to the production team. You will serve as the primary point of contact for operators by training new hires, answering questions, troubleshooting process and equipment issues, and ensuring production, quality, and safety standards are consistently met. Working closely with the manufacturing team, you will help drive efficient operations, employee development, and continuous improvement initiatives.

Tasks and Responsibilities: 

  • Issue, stage, and monitor materials for production jobs to support uninterrupted manufacturing operations.
  • Train, mentor, and onboard new employees, ensuring they understand job responsibilities, quality expectations, safety procedures, and company standards.
  • Serve as the first point of contact for operators by providing guidance, answering questions, and assisting with troubleshooting production and process issues.
  • Set molds and tooling using an overhead crane while following established safety procedures and setup requirements.
  • Process and operate injection molding machines utilizing scientific molding principles and best practices.
  • Monitor production performance and make process adjustments as needed to maintain quality, efficiency, and output goals.
  • Perform visual and dimensional inspections using measuring tools and inspection equipment to ensure product conformity.
  • Trim gates, remove flashing, perform part marking, and verify finished products meet customer and engineering requirements.
  • Troubleshoot molding processes, identify root causes of manufacturing issues, and implement corrective actions to minimize downtime.
  • Perform minor machine maintenance and coordinate with maintenance personnel when additional support is required.
  • Operate a forklift to safely move molds, materials, and finished goods throughout the facility.
  • Maintain a clean, safe, and organized work environment while supporting 5S and continuous improvement initiatives.
  • Support production scheduling priorities and coordinate with supervisors and team members to meet production goals and delivery commitments.
  • Promote a culture of teamwork, accountability, quality, and safety by leading through example and supporting employee development.

Schedule: Monday to Thursday, 5:30am to 4:00pm

Education and Experience: 

  • 5 years of plastic injection molding experience required.
  • Previous lead, trainer, mentor, or supervisory experience in a manufacturing environment preferred.
  • Experience with scientific molding processes and a strong understanding of plastics processing principles and techniques.
  • Demonstrated ability to train employees, communicate expectations, and provide technical
  • Minimum of a High School diploma or equivalent

The final compensation offered to the candidate may be based on geographical location, work experience and/or skill level. Additions to the compensation packing, including but not limited to paid time off, insurance benefits and 401(k) eligibility, will be outlined at the time of the job offer.

Compensation range: $38.00-43.00/hour

  • 401(k) matching
  • Dental insurance
  • Employee assistance program
  • Health insurance
  • Life insurance
  • Paid time off
  • Tuition reimbursement
  • Vision insurance

 

As an EEO/Affirmative Action Employer all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, protected veteran or disability status.

This position requires the use of information which is subject to the International Traffic in Arms Regulations (ITAR). All applicants must be U.S. persons within the meaning of ITAR.  ITAR defines a U.S. person as a U.S. Citizen, U.S. Permanent Resident (i.e. Green Card Holder), Political Asylee or Refugee. 

All applicants must successfully complete a background check and drug screening as a condition of employment.

Salary : $38 - $43

If your compensation planning software is too rigid to deploy winning incentive strategies, it’s time to find an adaptable solution. Compensation Planning
Enhance your organization's compensation strategy with salary data sets that HR and team managers can use to pay your staff right. Surveys & Data Sets

What is the career path for a Injection Mold Lead?

Sign up to receive alerts about other jobs on the Injection Mold Lead career path by checking the boxes next to the positions that interest you.
Income Estimation: 
$91,138 - $115,157
Income Estimation: 
$112,499 - $156,869
Employees: Get a Salary Increase
View Core, Job Family, and Industry Job Skills and Competency Data for more than 15,000 Job Titles Skills Library

Job openings at Trelleborg

  • Trelleborg Delano, MN
  • Mold Technician 1: Performs daily tool set-ups and tear downs including essential paperwork Logs all tool maintenance in ERP systems Communicates with Manu... more
  • 15 Days Ago

  • Trelleborg Delano, MN
  • In this hands-on role, you’ll work in a cleanroom environment to mold, trim, and assemble precision components used in life-saving medical devices. No prio... more
  • 15 Days Ago

  • Trelleborg Louisville, CO
  • The CNC Operator is responsible for operating CNC machines in support of TSS Denver’s Vision–Mission–Values (VMV). This is an entry-level position requirin... more
  • 15 Days Ago

  • Trelleborg River Falls, WI
  • Summary The Staff Accountant is responsible for performing accounts payable, general ledger accounting, and month-end transactions within the Finance depar... more
  • 15 Days Ago


Not the job you're looking for? Here are some other Injection Mold Lead jobs in the Renton, WA area that may be a better fit.

  • Trelleborg Renton, WA
  • At Trelleborg every part made allows us to make a difference. Founded in 1905, Trelleborg is an international organization operating within the multitude o... more
  • 27 Days Ago

  • Trelleborg Renton, WA
  • At Trelleborg every part made allows us to make a difference. Founded in 1905, Trelleborg is an international organization operating within the multitude o... more
  • 16 Days Ago

AI Assistant is available now!

Feel free to start your new journey!