Job Title: Senior Mechanical Engineer
Location: Redruth, Cardrew
Location Type: Onsite
Website: https://www.wmfts.com/en/
Group: https://www.spiraxgroup.com/
Job Summary
Become a key contributor in our Operational Engineering team, supporting product lifecycle management and driving engineering excellence. You will work on varied projects, applying sound engineering principles to solve practical problems and deliver sustainable solutions across our global portfolio.
As a Senior Mechanical Engineer within the Operational Engineering (OE) team, you will play a pivotal technical role in maintaining, improving, and enhancing the Watson‑Marlow product range across its full lifecycle. Reporting into the Head of Operational Engineering, you will lead and contribute to technical projects that safeguard product performance, compliance, and manufacturability while driving continuous improvement across our global portfolio.
This is a hands‑on, high‑impact role where you will apply sound engineering judgement to complex challenges. You will work closely with cross‑functional teams to deliver robust solutions, support manufacturing, develop and test prototypes, and influence technical direction. The role offers a rare blend of design, manufacturing, testing, and problem‑solving, with clear ownership and visibility across the business.
Key Accountabilities
- Technical Project Delivery: Lead and support technical projects that maintain, improve, and enhance existing Watson‑Marlow products, balancing performance, quality, compliance, and cost.
- Engineering Change (ECR/ECO): Own and deliver engineering changes, conduct risk assessments, and ensure adherence to formal change control and ISO 9001 quality management processes.
- Documentation, Scheduling & Reporting: Prepare and maintain high‑quality technical documentation.
- Concept & Design Development: Generate engineering concepts, evaluate options, and present recommendations to stakeholders, using sound engineering judgement to critique and refine ideas.
- Prototyping & Testing: Analyse product requirements to specify prototypes, define verification and validation testing, and build or support the assembly of prototype units for testing as required.
- Test Analysis & Reporting: Review test data, interpret results, and clearly communicate findings, conclusions, and recommendations to the wider engineering and cross‑functional teams.
- Manufacturing Engagement: Engage with existing manufacturing processes to understand the manufacture of current and modified production parts, ensuring design intent is achieved and issues are resolved efficiently.
- Risk Management: Lead and contribute to product and process risk management activities, including FMEA and PFMEA, ensuring risks are understood, mitigated, and documented.
- Continuous Improvement: Drive improvement initiatives to reduce waste, improve efficiency, and enhance product quality at the design and manufacturing interface.
- Quality & Compliance Support: Provide senior engineering support to supply sites on Quality Control and Assurance activities, including PPAP, and ensure ongoing compliance with regulatory and internal standards.
- Health & Safety: Work in accordance with Watson‑Marlow health and safety systems and procedures, ensuring safe working practices are followed at all times.
- Technical Leadership: Share knowledge, provide guidance to less experienced engineers, and help set standards for technical excellence across the OE function.
Skills / Experience
- Degree in Mechanical, Manufacturing, or related Engineering discipline.
- Experience in an engineering role within a manufacturing environment.
- Strong problem‑solving skills and ability to apply engineering principles practically.
- Familiarity with CAD tools and engineering documentation standards.
- Experience with PPAP, FMEA, RCA, and continuous improvement methodologies.
Desirable Experience
- Knowledge of Plastic injection moulding, aluminum casting, machining processes, metrology, mouldflow
- Knowledge of mechanical test methods, compliance and validation
- Interpreting engineering datasheets and writing reports
- Proficiency in MS Word and Excel
- Project management awareness
- Awareness of common metrology techniques such as CMM & vision systems or similar metrology tools.
- Knowledge of compliance and validation processes.
- Knowledge of regulatory and quality standards e.g. Machinery Directive, Machinery Regulation, RoHS, REACH, POPS etc.
Benefits
At Watson‑Marlow, we believe in taking care of our colleagues. We offer a generous benefits package, including:
- A competitive salary
- Flexible working arrangements
- A generous holiday allowance
- Three days’ paid volunteering leave
- Additional support and benefits through our Everyone is Included Group Inclusion Plan
Everyone is Included at Spirax Group
We are passionate about creating inclusive and equitable working cultures where everyone can be themselves and achieve their full potential. For us, that means supportive teams and strong relationships where everyone’s contribution is valued - across social and cultural backgrounds, ethnicities, ages, genders, gender identities, abilities, neurodiversity, sexual orientation, religious beliefs, and everything else that makes us human and unique.
We want everyone to be able to make their difference here, so we will always consider requests for flexible working.
We know that everyone needs some extra help from time to time too, so we have introduced a range of additional benefits through our Group Inclusion Commitments. These include
- Gender-neutral parental leave
- 15 days of extra paid caregiver leave
- Paid time off and support for anyone experiencing pregnancy loss or domestic abuse
- Menopause-friendly workplace principles and more
Learn more at spiraxgroup.com/inclusion.
We are also a Disability Confident Committed Employer. If you would like to apply using this scheme, please select this option in our application form.
We are an equal opportunity employer committed to fostering an inclusive and diverse workplace. We encourage candidates from all backgrounds to apply.
If you require accommodations during the application process, please let us know.
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