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 vital to our growth and advancement. We aim to promote 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.
Plant Supervisor – Ashbourne
Lead Operations. Drive Quality. Keep Production Moving.
Are you an experienced Plant Supervisor looking for your next challenge? We’re looking for a proactive, safety-focused individual to oversee the day-to-day operations of our Ashbourne plant, ensuring the efficient production of high-quality concrete and mortar while maintaining exceptional safety and environmental standards.
This is a fantastic opportunity to join a fast-paced operation where no two days are the same.
What You’ll Be Doing
As Plant Supervisor, you’ll play a key role in keeping our operation running safely, efficiently, and productively. Responsibilities include:
Operational Leadership
Liaising with the Order Office, plant staff, and customers to ensure production meets customer requirements
Managing the efficient operation of the batching plant and FEL
Accurately batching concrete/mortar in line with company procedures
Ensuring optimum plant output, quality, and service standards
Monitoring plant utilisation and continuously improving working methods
Maintenance & Site Standards
Carrying out routine plant inspections and maintenance checks
Reporting and recording defects, issues, or potential hazards
Maintaining high standards of cleanliness across the plant, buildings, and equipment
Ensuring the site presentation meets company standards at all times
Stock & Materials Management
Ensuring sufficient approved materials are always available for production
Conducting regular stock inspections and weekly visual stock checks
Verifying monthly stock levels with management
Health, Safety & Environment
Ensuring all employees, contractors, and visitors follow site safety procedures
Complying with Health & Safety at Work legislation and company policies
Managing waste disposal, dust emissions, and water discharge in line with environmental procedures
Promoting a strong safety-first culture across the site
Compliance & Quality
Following company procedures relating to quality control, fraud prevention, and operational compliance
Supporting continuous improvement and operational excellence
Attending training and keeping knowledge up to date
What We’re Looking For
We’d love to hear from candidates who have:
Previous experience in a plant, production, quarry, concrete, or manufacturing environment
Strong understanding of health & safety procedures
Excellent communication and organisational skills
A hands-on, proactive attitude
The ability to work independently and lead by example
Experience operating batching plants or mobile plant/FEL equipment (advantageous)
Maintenance or mechanical awareness would be beneficial
Why Join Us?
Stable, long-term opportunity with a well-established business
Supportive team environment
Ongoing training and development
Opportunity to make a real impact on site performance and operations
Rewards & Benefits
We’re proud to be recognised as an Employer of Choice, with accreditations including:
Armed Forces Covenant (Gold) | Disability Confident | 5% Club (Platinum) | Mates in Mind | Clear Assured | STEM Ambassador |MPQC Member
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
Apply Today
If you’re ready to take the next step in your career and thrive in a busy operational environment, we want to hear from you.
Apply now for the Plant Supervisor role in Ashbourne.

Heidelberg Materials UK (formerly Hanson UK) is a leading supplier of lower carbon heavy building materials to the construction industry. We produce aggregates (crushed rock, sand and gravel), asphalt, cement, concrete and recycled materials. Our principal markets are the major conurbations in England and Wales and the central belt of Scotland. We employ around 3,500 people in jobs ranging from specialist and professional managers through to production operatives.