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Plastics Manufacturing Operations Intern Jobs (NOW HIRING)

US Conec, Ltd.

Plastics Engineer

Hickory, NC · On-site

... manufacturing, engineering, operations, or beyond. Plastics Engineer Future Opportunities We're ... always interested in connecting with talented Plastics Engineers . This posting may be used to ...

Modine Manufacturing Company

Operations Intern

Lexington, VA · On-site

$13.50 - $17.50/hr

This internship provides hands-on exposure to manufacturing operations and supply chain processes while developing analytical, problem-solving, and business management skills. The intern will work ...

Whirlpool

Manufacturing Operations LDP Intern

Columbus, OH · On-site

$14.75 - $19.25/hr

Operations Track Internship provides individuals experience with award-winning manufacturing ... plastics, paint, and logistics. The internship provides experience with our World Class ...

Texas Instruments

$15 - $19.75/hr

As a TI Operations Intern, you'll go right to work-you'll be a contributor, not just a trainee-as ... Product Operations, Manufacturing Planning, Customer Operations, Logistics, Platforms Examples of ...

ConMet Plastics

Manufacturing Engineer

Canton, NC · On-site

$68K - $88K/yr

ConMet's Canton, NC plastics manufacturing facility is seeking a skilled, hands-on Manufacturing ... Identify manufacturing operations that could best benefit from engineering analysis. * Perform ...

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How much do plastics manufacturing operations intern jobs pay per hour?

As of Sep 10, 2026, the average hourly pay for plastics manufacturing operations intern in the United States is $17.64, according to ZipRecruiter salary data. Most workers in this role earn between $14.66 and $19.23 per hour, depending on experience, location, and employer.

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For Plastics Manufacturing Operations Intern jobs, the most frequently searched job titles are:

Infographic showing various Plastics Manufacturing Operations Intern job openings in the United States as of July 2026, with employment types broken down into 83% Full Time, 13% Part Time, 1% Temporary, 2% Contract, and 1% Nights. Highlights an 93% Physical, 2% Hybrid, and 5% Remote job distribution, with an average salary of $36,693 per year, or $17.6 per hour.

Plastics Engineer

Hickory, NC • On-site

US Conec, Ltd.
Telecommunications • 51 - 200 employees
Learn more about US Conec, Ltd.external

Full-time

Medical, Dental, Vision, Retirement, PTO

Re-posted 4 days ago

Job description

US Conec, Ltd.
Engineering Innovation. Precision Plastics. Powering AI.
US Conec, Ltd. is a trusted, global company that prides itself on engineering excellence-creating innovative connectivity solutions that support today's most important technologies. We foster a friendly, inclusive culture that values teamwork, creativity, and mutual respect. At US Conec, you'll find real opportunities to grow and make a meaningful impact in a company that genuinely cares about its people and its customers. With competitive compensation, excellent benefits, and a supportive environment, this is a place where you can build your future-whether your interests lie in manufacturing, engineering, operations, or beyond.
Plastics Engineer
Future Opportunities
We're always interested in connecting with talented Plastics Engineers. This posting may be used to identify candidates for both current and upcoming openings. As a result, timing for follow-up may vary, and not all applicants will be contacted immediately. Qualified candidates will remain in our talent community and may be considered for future opportunities that align with their background and experience.
Overview
Welcome to US Conec, where we take pride in being a global leader in high-density fiber-optic connector solutions! With over 30 years of expertise in precision engineering, injection molding, and plastics manufacturing, we are excited to invite you to join our team as a Plastics Engineer.
In this role, you will lead the development, optimization, and continuous improvement of plastic injection molding processes and tooling that support both new product introductions and existing production programs. You'll work closely with Engineering, Tooling, Quality, and Manufacturing teams to improve process capability, product quality, efficiency, and cost while helping drive innovation across our plastics manufacturing operations.
Responsibilities
  • Develop, validate, and optimize plastic injection molding processes for new and existing products.
  • Lead process development activities, including mold trials, process qualification, and production readiness efforts.
  • Analyze molding performance and implement improvements to enhance quality, reduce scrap, improve cycle times, and increase overall equipment effectiveness.
  • Partner with Tooling, Product Development, and Manufacturing teams on mold design reviews, tooling modifications, and new product launches.
  • Evaluate and recommend plastic materials and resins based on product performance, manufacturability, and cost objectives.
  • Utilize scientific molding principles, statistical methods, and data analysis to establish robust and repeatable molding processes.
  • Troubleshoot molding defects and process issues, including flash, short shots, sink marks, warpage, dimensional variation, and cosmetic concerns.
  • Develop and maintain process documentation, including setup sheets, work instructions, validation reports, and process standards.
  • Support continuous improvement initiatives focused on safety, productivity, quality, and cost reduction.
  • Collaborate with Quality and Manufacturing teams to investigate customer complaints, nonconformances, and returned product, identifying root causes and implementing corrective actions.
  • Provide technical leadership, training, and mentorship to Process Technicians, Mold Technicians, and production personnel.
  • Support capital projects involving molding equipment, auxiliary systems, automation, and process monitoring technologies.
Must Haves
  • Bachelor's degree in Plastics Engineering, Mechanical Engineering, Manufacturing Engineering, Polymer Engineering, or a related engineering discipline.
  • Experience with plastic injection molding processes in a manufacturing environment.
  • Knowledge of polymer materials, resin behavior, mold design, and processing principles.
  • Understanding of statistical and problem-solving methodologies, including DOE, SPC, Measurement R&R, and root cause analysis.
  • Experience troubleshooting molding processes and driving continuous improvement initiatives.
  • Strong analytical, organizational, and project management skills.
  • Excellent interpersonal, verbal, and written communication abilities.
  • Advanced proficiency with Microsoft Office applications.
Nice to Haves
  • Experience with scientific molding methodologies and RJG training/certification.
  • Hands-on experience with mold qualification, validation, and process capability studies.
  • Knowledge of automation, robotics, vision systems, and auxiliary equipment used in injection molding operations.
  • Familiarity with resin drying systems, hot runner technologies, and process monitoring systems.
  • Experience with 3D CAD software and mold design reviews.
  • Working knowledge of metrology equipment such as CMMs, CT scanning, optical measurement systems, and vision inspection technologies.
  • Exposure to medical device, telecommunications, precision plastics, or other high-volume, tight-tolerance manufacturing environments.
  • Lean Manufacturing and Six Sigma training or certifications.
Relocation Assistance Available
We welcome candidates from across the country. Relocation assistance may be available for qualified candidates to support a successful transition to the Hickory, NC area. Our team is committed to helping new employees settle into both their role and the local community.
What We Offer
  • A competitive base salary with performance-based bonus potential, rewarding your hard work and contributions.
  • 4 weeks of PTO to ensure you have time to relax and recharge.
  • Health, dental, and vision plans to keep you and your family healthy.
  • 401(k) retirement savings plan with employer match and planning resources to help secure your future.
  • A collaborative, team-based culture that fuels innovation and creativity.
  • Paid time off, holidays, and employee recognition programs celebrating your achievements because you deserve it.
  • Community engagement and STEM outreach opportunities to give back locally and make a difference.
  • The opportunity to work with industry-leading technologies in precision injection molding, fiber-optic connectivity, and advanced manufacturing.

Join US Conec and help shape the future of precision plastics manufacturing and fiber-optic connectivity.
US Conec will only employ those who are legally authorized to work in the United States. This is not a position for which sponsorship will be provided. Individuals with temporary visas such as E, F-1, H-1, H-2, L, B, J, or TN or who need sponsorship for work authorization now or in the future, are not eligible for hire.
Join US Conec today and be part of a team that values each other, promotes innovation and growth, and strives to exceed customer expectations in everything we do.
US Conec is proud to be an Equal Opportunity Employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. We consider all qualified applicants without regard to race, color, religion, sex, sexual orientation, gender identity, gender expression, national origin, age, disability, protected veteran status, or any other legally protected characteristics

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