Mould Engineer | Injection Moulding NPI & Tooling

Sierra 57 Consult Ltd; Biddulph Moor; On-site; GBP 42,000 - 60,000; Full time

Benefits offered by this job

Healthcare options

Employee Committees for Health & Wellb

Inclusion & Diversity

Engagement & Wellbeing initiatives

Employee referral programme

Enhanced Family friendly policies

Job summary

Sierra 57 Consult Ltd. seeks a Mould Engineer with a tooling bias to join its growing team in the UK. The role focuses on leading mould design, tooling procurement, and NPI projects across multiple plant locations, with travel to China for design reviews.

You should have 3+ years in injection/compression moulding, strong CAD skills (AutoCAD, SolidWorks), and experience with mould qualification processes. Travel opportunities are a key feature of the role.

Qualifications

• 3+ years in low/high-pressure injection moulding and/or compression moulding.
• Experience with thermoplastic and/or thermosetting tooling processes.
• Strong CAD skills with AutoCAD and SolidWorks.
• Familiarity with PDM systems.
• Knowledge of mould flow simulation (desirable).
• Experience in lean manufacturing, Six Sigma, or continuous improvement methods (preferred).
• Experience with structured tooling qualification processes (IQ/OQ/PQ/DIOPQ desirable).

Responsibilities

• Oversee design of new moulds with suppliers and modify existing tooling based on product requirements.
• Select appropriate materials and manufacturing methods for mould construction.
• Prepare and manage technical documentation
• Ensure all moulds meet company and industry quality standards.
• Lead tooling introduction projects (NPI, replacement, and optimisation) within a stage-gate process.
• Liaise with international and domestic toolmakers to review and refine tool designs for quality, cost-effectiveness, and manufacturability.
• Contribute to mould qualification activities (DIOPQ, IQ/OQ/PQ) and shop-floor optimisation support.
• Support engineering in developing standard procedures and best practices for mould handling and tool introductions.
• Introduce new techniques and technologies to improve efficiency and extend mould life.
• Collaborate cross-functionally with quality, operations, and design teams to address defects or non-conformances.
• Contribute to training plans for production and maintenance teams on proper mould care and handling.

Skills

Mould engineering

Tooling

NPI

Supplier liaison

Mould qualification

Lean manufacturing

Tools

AutoCAD

SolidWorks

PDM systems

Mould flow simulation

Job description

Sierra 57 Consult Ltd. seeks a Mould Engineer with a tooling bias to join its growing team in the UK. The role focuses on leading mould design, tooling procurement, and NPI projects across multiple plant locations, with travel to China for design reviews.

You should have 3+ years in injection/compression moulding, strong CAD skills (AutoCAD, SolidWorks), and experience with mould qualification processes. Travel opportunities are a key feature of the role.