Job Title: Maintenance & Continuous Improvement Engineer
Location: Pencoed, South Wales
Ready to help build a better future for generations to come?
Join ROCKWOOL UK, part of the world’s leading manufacturer of sustainable stone wool insulation products, and play a vital role in building a better future. At our state-of-the-art manufacturing facility in Pencoed, we transform volcanic rock into innovative, sustainable solutions that improve modern living and reduce environmental impact.
About the role:
The Maintenance & Continuous Improvement Engineer is responsible for driving maintenance performance through ownership of maintenance KPIs, data quality, structured problem solving, and continuous improvement of maintenance systems and strategies across site assets.
What we offer:
1. Competitive salary
2. 30 days annual leave + Bank Holidays
3. Aviva Pension
4. Company bonus scheme
5. Free on-site parking
6. Electric car charging facilities
7. Life Assurance 4x annual salary
8. Westfield Health Cashback Healthcare Scheme and Rewards Scheme
What you bring:
9. Relevant electrical engineering qualifications
10. Good understanding of maintenance performance metrics (OEE, MTBF, MTTR, PM compliance, schedule adherence etc.)
11. Capable of using IT systems (Microsoft packages, SAP PM etc.)
12. Formal Continuous improvement qualification along with practical experience (Lean, TPM, RCM, Six Sigma)
13. Ability to interpret technical drawings and OEM manuals
What you will be doing:
14. Establishing, maintaining, and reporting on OEE, MTBF, MTTR, PM compliance, breakdowns, and cost performance with daily/weekly/monthly visibility of trends and risks
15. Leading structured RCA investigations (A3, 5-Why, Fishbone) for significant downtime and recurring failures; producing evidence-based findings with corrective and preventative actions
16. Monitoring completion of improvement actions, verifying effectiveness, and embedding learnings into job plans, standards, and operating procedures
17. Identifying and managing reliability opportunities including PM optimisation, condition-based maintenance, job standardisation, and spares strategy improvements
18. Supporting PM strategy refinement focused on risk, compliance, reliability outcomes and lifecycle cost
19. Partnering with Planners and Maintenance Managers to enhance scope clarity, parts availability, job packs, hours estimation, and LOTO readiness.
20. Tracking adherence drivers (break-in work, incomplete packs, parts/access constraints) and recommend mitigation actions
21. Assessing backlog based on risk, downtime impact, compliance, and business priorities; provide recommendations to Maintenance Managers
22. Developing technical and business cases for equipment improvements driven by reliability risk, repeat failures, obsolescence, or downtime cost
23. Evaluating improvement solutions, ensure alignment with engineering standards, and maintain documentation and SAP records
24. Ensuring all CI activities align with risk assessments, safe systems of work, LOTO, and relevant regulations; support incident investigations and preventative action embedding
25. Supporting improvement workshops and post-shutdown reviews to capture and embed lessons learned across the organisation
About ROCKWOOL
ROCKWOOL harnesses the natural power of stone to create innovative insulation and building solutions that make life safer, more sustainable, and more comfortable. Founded in Denmark in 1937, we are the world leader in stone wool solutions, with 51 manufacturing facilities in over 40 countries and more than 12,000 employees. Our mission is to use one of nature’s most abundant resources to help people and communities thrive while protecting the planet for future generations.
Our Culture
We are proud of our inclusive, diverse workplace, representing 79 nationalities worldwide. Everyone is valued, respected, and heard, with equal opportunities at the heart of our approach.
Life at ROCKWOOL is guided by The ROCKWOOL Way – our shared values of ambition, responsibility, integrity, and efficiency, which shape how we work, innovate, and collaborate.
Interested?
If you share our passion for making a positive difference, join us and help improve modern living conditions for millions of people worldwide.
Closing Date: 31st May 2026