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 Manager | Sizewell C

Competitive salary + bonus + company van

This is a significant operational leadership opportunity for an experienced Plant Manager to take responsibility for the safe, compliant, reliable and commercially effective operation of the concrete batching plant supporting Sizewell C.

Reporting to the Production Manager, you’ll lead plant operations, people, production performance, maintenance coordination, material control and quality compliance. You’ll play a key role in ensuring concrete is produced, tested, released and supplied in accordance with approved mix designs, project specifications, customer requirements and site procedures.

What you’ll be responsible for

• Leading health, safety and environmental performance across the plant and all shifts
• Managing the safe and efficient operation of the concrete batching plant
• Delivering required production volumes and schedules while maintaining quality and compliance
• Leading and developing the plant workforce across rotating shifts
• Managing plant performance, utilisation, downtime, productivity and operating efficiency
• Maintaining operational control during breakdowns, supply interruptions and changing project demands
• Working closely with Technical and Quality teams to ensure product conformity
• Coordinating planned and reactive maintenance with the Maintenance team
• Managing materials, stock control and reconciliation
• Establishing robust shift structures, handovers and escalation processes
• Supporting audits, inspections, surveillance activities and project reviews
• Providing appropriate out-of-hours leadership and decision-making within delegated authority

What we’re looking for

You’ll be an experienced and proactive operational leader with extensive knowledge and experience gained within major construction projects

Professional qualifications/development achieved or being worked towards include:

• ISO 19443 Nuclear Accreditation
• ILM Level 3 Leadership and Management in a nuclear-sector context
• New Engineering and Construction Contract (NEC) knowledge and application
• NEBOSH/IOSH certification or similar
• MPQC Level 4/6 Diploma in Safety, Health and Environmental Management

This is a role with real operational responsibility. You’ll need the confidence to lead people, manage a complex plant environment and maintain high standards of safety, quality and performance while responding to the changing demands of a major construction project.

Package

Competitive salary + bonus + company van

Why Join us?

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, Season and travel ticket loans
• 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