Nightshift Maintenance Supervisor in Frome

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.

As Night Shift Maintenance Supervisor, you will be trusted to lead, inspire and develop your team while taking full accountability for all maintenance activities during your shift. You'll be at the forefront of driving safety, reliability and performance, ensuring your team delivers planned and reactive maintenance to the highest standard. Working closely with production, contractors and the wider management team, you'll have the autonomy to make key operational decisions, prioritise workloads and implement improvements that have a direct impact on site performance. Your leadership will play a vital role in achieving world-class equipment reliability, improving plant availability and driving the site's journey towards best-in-class operational excellence. This is far more than a maintenance role. It's an opportunity to build high-performing teams, influence site strategy and leave a lasting impact on one of the UK's most significant quarrying operations.

Whatley Quarry is more than just a quarry. As one of the largest limestone quarries in Europe and a flagship operation within Heidelberg Materials, it is a site renowned for operational excellence, large-scale production and continued investment in its people, equipment and technology. This is a unique opportunity for an experienced maintenance leader to take ownership of the night shift operation, leading a skilled engineering team in a fast-paced and highly automated manufacturing environment.

We’re looking for a confident and engaging maintenance leader who thrives on managing people as much as machinery. You'll be someone who can motivate teams, make decisions under pressure and create an environment where safety, reliability and continuous improvement are the standard. You may currently be a: Maintenance Supervisor, Engineering Team Leader, Engineering Shift Manager, Senior Maintenance Engineer with leadership responsibility, Maintenance Team Leader ready for a larger and more autonomous role.

As Night Shift Maintenance Supervisor, you will take full ownership of all mechanical and electrical maintenance activity during your shift. You'll lead the maintenance response, coordinate contractors, support production teams and ensure equipment reliability remains at the highest possible standards. This is a leadership role where you'll be trusted to make decisions, solve problems and continuously drive improvements that contribute directly to site performance.

Key Responsibilities

• Lead all maintenance activities during the night shift
• Ensure safe systems of work, permits and risk assessments are followed at all times
• Manage and coordinate engineering and maintenance contractors on site
• Support and develop the on-site TPM team
• Drive continuous improvement using Lean, Six Sigma and 5S methodologies
• Maximise plant availability and improve Overall Equipment Efficiency (OEE)
• Improve Mean Time Between Failure (MTBF) across plant assets
• Reduce Mean Time To Repair (MTTR) through effective maintenance planning and execution
• Ensure compliance with all company standards, statutory legislation and environmental requirements
• Work closely with production teams to achieve operational targets and best-in-class performance

We’re keen to hear from experienced maintenance professionals who can demonstrate strong technical capability alongside excellent leadership skills.

• Proven mechanical engineering experience
• Time-served apprenticeship, NVQ in Maintenance Engineering, or equivalent experience
• Minimum 5 years' experience within a maintenance engineering environment
• Strong understanding of health and safety requirements
• Good IT skills and familiarity with Microsoft Office
• Ability to lead teams, manage contractors and prioritise workload in a fast-paced environment
• Electrical engineering experience
• Green Belt Six Sigma qualification
• HNC/HND in Engineering or Maintenance Engineering
• IOSH Managing Safely
• NVQ Level 4 in SHE Quarry Operations

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, 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

At Heidelberg Materials UK (previously known as Hanson 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.

We are 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 prioritised.