About Our Opportunity: We are seeking a skilled Mobile Maintenance Engineer to join our team. As a core member of the maintenance function, you will carry out reactive, predictive, and planned maintenance across our sites. This is a mobile role covering locations within the South and South-West London area only, with a company van and tools provided. Working hours are Monday–Friday, with overtime available. Are you looking to build a long-term, sustainable career while genuinely making the world a better, fairer, and greener place for future generations?In this role, you will play a key part in our bold commitment to transform our business into a provider of net-zero carbon sustainable materials by 2040. Your contribution will help shape a cleaner future and make you a true hero in the eyes of generations to come. What You Will Be Doing: Monitor, fault-find, maintain, and repair a wide range of equipment including conveyors, crushers, screens, shredders and shears Carry out proactive and reactive maintenance to prevent breakdowns and ensure smooth operational performance. Maintain, monitor, and document all service, maintenance, and CMMS records. Identify, investigate, and report machine faults and damages using Root Cause Analysis (RCA) to eliminate recurring issues Perform MIG, TIG, and other welding methods as required. Participate in ongoing training to stay compliant and aligned with industry standards. About You: Proven background maintaining and repairing heavy plant and mobile machinery in engineering environments. Able to work independently, managing your own time, workload, and site responsibilities effectively. Committed to high standards, attention to detail, and safe working practices. Full UK driving licence (company van and tools provided)