Extrusion Process Engineer
Job in
Chesterfield, Derbyshire, WS14, England, UK
Listed on 2026-09-20
Listing for:
Generations People
Full Time
position Listed on 2026-09-20
Job specializations:
-
Engineering
Process Engineer, Quality Engineering, Manufacturing Engineer
Job Description & How to Apply Below
Chesterfield — Full‑Time | Permanent
£40,000 + excellent benefits
The RoleWe’re recruiting an experienced Extrusion Process Engineer specialising in plastics to support and optimise extrusion operations for a leading manufacturing business in Chesterfield. You’ll take ownership of process parameters, troubleshoot production issues, and drive continuous improvement across HDPE pipe and compression extrusion lines.
This is a technical, hands‑on engineering role working closely with Operations, Quality, Maintenance and Production to ensure high levels of efficiency, product quality and process reliability.
Key Responsibilities Process Optimisation & Technical Leadership- Define, standardise and optimise extrusion parameters (temperature profiles, melt pressure, screw speed, line speed, cooling rates) for HDPE
- Lead root‑cause analysis for product defects and implement corrective actions
- Improve line speeds, throughput and material yield without compromising mechanical properties
- Support scrap‑reduction and sustainability initiatives, including PCR/PIR integration and optimisation
- Work with Maintenance and equipment suppliers on preventive maintenance
- Support the design, specification and commissioning of new extrusion lines and associated equipment
- Improve SOPs, setup sheets and troubleshooting guides for operators and technicians
- Collaborate with Technical and Quality teams to evaluate and improve process capability
- Oversee trial runs, process validations and scale‑up activities for new product launches
- Ensure processes meet mechanical, dimensional and performance standards
- Degree/HNC/HND in Materials Science, Mechanical Engineering, Polymer Engineering or similar
- 3–5+ years’ hands‑on process engineering experience in continuous plastics extrusion (pipe extrusion)
- Strong technical knowledge of Polyethylene (HDPE), melt rheology and thermal behaviour
- Solid understanding of single‑screw extruders and gravimetric dosing systems
- Experience with industrial automation and PLC systems
- Strong analytical, problem‑solving and process‑optimisation skills
- Experience with multi‑layer co‑extrusion
- Knowledge of plastics testing standards (ISO/BV/FM) — tensile strength, MFI, density
- Experience improving process capability and statistical process control
- Engineering / manufacturing environment
- Cross‑functional collaboration with Operations, Quality, Maintenance and Production
- Hands‑on involvement in trials, validations and process optimisation
- Occasional supplier or site visits as required
- £40,000 salary
- 37.5 hours per week
- Monday–Friday, 08:30–17:00 (1 hour unpaid lunch)
- 16‑week probation period
- Company sick pay after 6 months
- 25 days holiday + bank holidays + birthday off
- Additional leave for long service
- Christmas shutdown
- Employer pension contribution: 5%
- Life assurance: 1.75× annual salary
- Free onsite parking
- Private healthcare after probation
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