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Date Added: Tue 10/03/2026

Relief Plant Supervisor

Cardiff, UK
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Company: HEIDELBERG MATERIALS AG

Job Type: Permanent

Salary: Negotiable

Relief Plant Supervisor

Are you a reliable, hands‑on operator with a strong focus on quality, safety and plant performance? We're looking for a dedicated Relief Plant Supervisor to support the efficient running of our concrete/mortar production operations. This role plays a key part in maintaining high standards of output, site presentation and customer satisfaction.

What You'll Be Doing

Production & Quality

  • Liaise closely with the Customer Service Centre to ensure concrete/mortar is produced to customer specifications.

  • Batch concrete/mortar accurately and in line with company procedures and technical instructions.

  • Consistently deliver optimal output while maintaining required quality standards.

Plant Operation & Maintenance

  • Operate the batching plant efficiently and safely according to company policy.

  • Carry out regular inspections and routine maintenance, ensuring defects are identified, recorded and acted upon.

  • Maintain cleanliness of the plant, equipment, buildings and surrounding areas.

  • Support continuous improvement of work methods and plant utilisation.

Materials Management

  • Ensure adequate materials are available to meet production demands.

  • Inspect incoming materials and complete weekly visual stock checks, with monthly verification.

  • Maintain stock levels using only approved materials.

Environmental & Safety Compliance

  • Manage waste disposal, water discharge and dust emissions in line with environmental procedures.

  • Ensure all employees, contractors and visitors follow site safety rules and instructions.

  • Report any actions, defects or occurrences that could impact health & safety, product quality or environmental compliance.

Site Standards & Security

  • Keep the site, plant and structures clean, tidy and safe at all times.

  • Maintain site and plant security at all times.

What We're Looking For

  • Experience within a concrete, mortar, aggregates, or similar production environment is advantageous.

  • Strong awareness of health & safety and environmental procedures.

  • Reliable, proactive and able to work independently.

  • Good communication skills and the ability to liaise with multiple teams.

  • Mechanical aptitude and practical problem‑solving abilities.

Why Join Us?

  • A supportive team environment

  • Varied responsibilities with opportunities to develop

  • A role that makes a real impact on production performance and customer service

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

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 Now