At a Glance
- Tasks: Lead and supervise day-to-day dryer operations while ensuring safety and quality standards.
- Company: Imerys, a global leader in mineral-based specialty solutions.
- Benefits: Competitive salary, private medical insurance, and generous leave policies.
- Other info: Opportunities for leadership development and career growth in a supportive environment.
- Why this job: Join a stable company focused on safety, development, and operational excellence.
- Qualifications: Experience in production supervision and a strong safety mindset required.
The predicted salary is between 43960 - 43960 £ per year.
The Company
Imerys is the world’s leading supplier of mineral-based specialty solutions for the industry with €3.4 billion in revenue and 12,300 employees in 40 countries in 2025. The Group offers high value-added and functional solutions to a wide range of industries and fast-growing markets such as solutions for the energy transition and sustainable construction, as well as natural solutions for consumer goods. Imerys draws on its understanding of applications, technological knowledge, and expertise in material science to deliver solutions which contribute essential properties to customers’ products and their performance. As part of its commitment to responsible development, Imerys promotes environmentally friendly products and processes in addition to supporting its customers in their decarbonization efforts.
The Position
Job Summary
Production Supervisor / Day Captain – Drying
Location: Rocks or Treviscoe Dryer, Cornwall
Business Area: Performance Minerals EMEA
Salary: Up to £43,960 per annum, depending on experience, plus 72 shift allowance of £4,174.82
The role
Imerys is seeking an experienced Production Supervisor / Day Captain to support the safe and efficient operation of its drying assets at the Rocks or Treviscoe site. This is a hands-on leadership role for someone comfortable working on the plant, leading teams on shift and taking responsibility for day-to-day production performance. Reporting directly to the Plant Manager, you will supervise dryer operations to ensure production targets are met safely and consistently, while maintaining high standards of quality, environmental compliance and people management. This is a permanent, full-time position working a 72 shift pattern of 12-hour day shifts, averaging 38.5 hours per week.
Key responsibilities
- Supervise day-to-day dryer operations, including production planning, manpower planning and material handling
- Coordinate production activity to achieve agreed tonnage and performance targets
- Lead operational excellence activity on site, including Opex and I-Cube initiatives
- Maintain a strong focus on health, safety and environmental standards
- Manage LOTOTO documentation, permits and risk assessments
- Manage incidents and near misses, ensuring actions and learning are completed
- Supervise, lead and motivate 12–15 indirect reports
- Plan and manage holiday and sickness cover to maintain operational continuity
- Deliver Toolbox Talks, Take 5s and Safety Stand Downs
- Ensure compliance with company policies, legislation and Imerys EHS and quality standards
What we are looking for
This role would suit an experienced Production Supervisor or Shift Supervisor from a manufacturing, processing or industrial environment who enjoys being close to operations and leading from the front. You will bring a strong safety mindset, practical leadership experience and the confidence to engage, support and challenge teams while delivering continuous improvement.
Experience and qualifications
- Experience supervising production teams within a safety-critical environment
- Sound knowledge of health, safety and environmental requirements
- NVQ Level 3 in Health, Safety and Environmental Management (Extractive and Minerals Processing), or willingness to work towards or similar
- IOSH Managing Safely, or willingness to attain
- Continuous improvement training (Green Belt or similar) is desirable
- People management or leadership training is beneficial
- Good IT skills with experience using operational systems
- Valid license to drive in the UK
Benefits
- Defined Contribution pension scheme with company contributions
- Private Medical Insurance
- Group Life Assurance
- Income Protection
- 19 days’ annual leave plus bank holidays
- Buy Holiday Scheme
- Enhanced sick pay
- Enhanced maternity and paternity leave
- Employee Assistance Programme
- Mental health and wellbeing support
- Cycle to Work Scheme
- Employee discount portal
- Occupational health support
- Long service and recognition awards
Why join Imerys
Imerys offers a stable, long-term career within a global organisation that places safety, operational discipline and people development at its core. You will have the opportunity to further develop your leadership capabilities, build specialist process knowledge, and play a key role in the ongoing performance of an established operational site.
Position Type
Full time and Permanent
Day Captain in St Austell employer: Imerys
Imerys is an exceptional employer that prioritises safety, operational excellence, and employee development within a global framework. Located in Cornwall, the company offers a stable career with competitive benefits, including private medical insurance and a defined contribution pension scheme, while fostering a supportive work culture that encourages continuous improvement and leadership growth. Joining Imerys means being part of a team that values your contributions and invests in your future.
