Plastics Moulding Engineer

Volex is a global leader in integrated manufacturing for performance-critical applications and a supplier of power products. We serve a diverse range of markets and customers, with particular expertise in cable assemblies, higher-level assemblies, data center power and connectivity, electric vehicle charging, and consumer electricals. We are headquartered in the UK and operate from 28 manufacturing locations with a global workforce of over 14,000 employees across 25 countries. Volex operates across five divisions: Complex Industrial Technology, Consumer Electricals, Electric Vehicles, Medical, and Off-Highway/Specialist Automotive. Our products are sold through our own locally based sales teams and through authorized distributor partners to Original Equipment Manufacturers (‘OEMs’) and Electronic Manufacturing Services (‘EMS’) companies worldwide. All of the products and services that we offer are integral to the increasingly complex digital world in which we live, providing power and connectivity from the most common household items to the most complex medical equipment.

Job Overview This role reports to Maintenance and Tooling Manager.

The Plastic Molding Engineer is responsible for designing, developing, and optimizing plastic injection molding processes to ensure high-quality production. This role involves troubleshooting molding defects, improving manufacturing efficiency, and collaborating with cross-functional teams to meet production goals.

Key Responsibilities Process Development & Optimization

Develop and optimize injection molding processes for new and existing products.

Conduct mold flow analysis and design experiments (DOE) to improve part quality.

Set up and validate molding parameters (temperature, pressure, cycle time, etc.).

Troubleshoot molding defects (sink marks, warpage, flash, short shots, etc.).

Tooling & Mold Design Support

Collaborate with tooling engineers and mold designers to ensure manufacturability.

Review mold designs and recommend improvements for durability and efficiency.

Oversee mold trials (T0, T1, T2) and ensure proper mold maintenance.

Quality Assurance & Compliance

Ensure molded parts meet dimensional, cosmetic, and functional specifications.

Work with QA teams to implement quality control measures (SPC, FMEA, etc.).

Maintain compliance with industry standards (ISO, ASTM, etc.).

Production Support

Provide technical support to production teams to minimize downtime.

Train operators on proper molding techniques and machine handling.

Monitor equipment performance and recommend upgrades or repairs.

Documentation & Reporting

Analyze production data and generate reports on yield, scrap rates, and efficiency.

Support cost reduction and continuous improvement initiatives.

Qualifications & Skills Education & Experience

Bachelor’s degree in

Plastic Engineering, Mechanical Engineering, Manufacturing Engineering , or related field.

3+ years

of experience in

plastic injection molding

(medical, automotive, consumer goods, etc.).

Experience with

scientific molding

and

validation protocols

(IQ/OQ/PQ).

Technical Skills

Strong knowledge of

thermoplastics, resins, and material properties .

Familiarity with

molding machines

and

auxiliary equipment .

Understanding of

GD&T ,

CAD software

(AutoCAD, SolidWorks), and

Lean Manufacturing .

Soft Skills

Strong problem-solving and analytical skills.

Excellent communication and teamwork abilities.

Ability to work in a fast-paced production environment.

Manufacturing plant

with exposure to machinery, noise, and industrial conditions.

May require occasional overtime or weekend support for production needs.

Equal Opportunity Statement Volex is committed to upholding fair, inclusive, and non-discriminatory employment practices. All employment decisions are based strictly on job-related qualifications and merit, without regard to personal characteristics unrelated to job performance. We maintain a zero-tolerance policy toward discrimination, harassment, and the use of child labour. Volex also recognises and respects the right of employees to representation and collective bargaining, and we are dedicated to fostering a safe, respectful, and empowering work environment for all.

Seniority level Mid-Senior level

Employment type Full-time

Job function Manufacturing and Engineering

Industries Appliances, Electrical, and Electronics Manufacturing and Computers and Electronics Manufacturing

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