Plant Supervisor in Castleford

Heidelberg Materials UK (formerly Hanson UK) is one of the UK’s largest suppliers of construction materials, employing over 4,000 people and operating around 300 manufacturing sites in the UK. We are committed to building a more sustainable future and recognise that a diverse workforce is key to our growth and development. We aim to foster a culture that values openness, transparency and individual achievement. At the centre of our actions lies the responsibility for the environment. As the front runner on the path to carbon neutrality and circular economy in the building materials industry, we are working on sustainable building materials and solutions for the future. We enable new opportunities for our customers through digitalisation.

Reporting directly to the District Operations Manager, the Plant Supervisor has overall responsibility for the control, safety, presentation, and performance of the site.

Purpose of the Role

You will work closely with site team members to produce concrete efficiently, safely, and to the highest quality standards. As the visible face of the operation, you’ll ensure the site makes the right first impression through cleanliness, organisation, and professionalism, while consistently delivering excellent customer service.

Key Accountabilities

• Operating computer‐based batching and dispatch systems accurately and efficiently
• Acting as a key point of contact for customers, both face‐to‐face and by telephone
• Supervising contractors and hauliers to ensure safe and compliant site operations
• Ensuring full compliance with Health & Safety at Work legislation and Environmental regulations
• Managing emissions in line with approved environmental procedures
• Ensuring adequate stock levels of approved materials, additives, and fuel to meet production demands
• Carrying out routine maintenance, inspections, and defect reporting, recording actions accurately
• Reporting any issues that could impact health & safety, environmental compliance, product quality, or service
• Maintaining strict adherence to company policies relating to health & safety, environmental management, quality control, fraud prevention, and the Competition Act
• Keeping the site, plant, and associated buildings clean, tidy, secure, and safe at all times
• Maintaining effective site security
• Accurately batching concrete and/or mortar in line with company procedures
• Ensuring all material tickets are entered correctly and escalating discrepancies to the area admin clerk
• Managing delivery tickets requiring action, placing them on hold immediately and raising CRDF forms with detailed, accurate information to support timely resolution
• You will also be expected to undertake any additional duties reasonably required to support site operations.

Education & Qualifications

• GCSE Grade 4 or above (or equivalent) in Maths and English

Additional Information

• Location: Castleford
• Contract Type: Permanent
• Hours: 45 hours per week
• Salary: £32,500 per annum

At Heidelberg Materials, we don’t just offer jobs we build careers. As a global leader in construction materials, we’re committed to innovation, sustainability, and, above all, our people.

Rewards & Benefits

• Competitive Package: Salary, bonus incentives, generous pension, and life assurance
• Work-Life Balance: 27 days holiday (plus bank holidays), agile/flexible working, holiday purchase, and sabbatical options
• Family-Friendly Policies: Enhanced support for maternity, paternity, adoption, IVF, neonatal care, and menopause
• Inclusive Culture: Paid volunteering day and active employee communities (LGBTQ+, Women in STEM, Armed Forces, and more)
• Wellbeing & Development: Employee Assistance Programme, retail discounts, and continuous learning opportunities

This role is ideal for someone who thrives in a hands‐on supervisory position, takes pride in maintaining high standards, and understands the importance of safety, compliance, and customer experience in a production environment.

At Heidelberg Materials UK, we strive to create an inclusive and respectful workplace where every individual can bring their unique skills and background to contribute to the success of our business. We understand that a diverse workforce is key to our growth and development, and we aim to foster a culture that values openness, transparency, and individual achievement.

If you're interested in joining our team, we encourage you to apply, even if your experience or skill set doesn't perfectly align with the job description. Creating a candidate home page is optional, when asked, but you can use this to quickly see the progress of your application(s). You may still be the right fit for this or other roles within our company.

Heidelberg Materials is also committed to working with and providing reasonable accommodations to individuals with disabilities. Please let your recruiter know if you need an accommodation at any point during the interview process.

We understand that women may face unique challenges in their careers, and we are committed to providing a supportive environment to help you thrive. Our family-friendly policies, such as enhanced maternity and parental leave, neonatal care, and adoption support, will provide you with the flexibility and support you need to balance your personal and professional commitments.

We also offer a range of benefits, such as access to our Employee Assistance Program, trained mental health first aiders, discounted private medical benefits and much more, to ensure your wellbeing is prioritized.