O''Neill and Brennan are currently partnering with a leading Tier 1 MandE Contractor who specialise in delivering complex, high-value commercial and data centre and mission-critical projects across the UK and Europe. Due to continued growth and a strong project pipeline, our client is seeking a Junior Health and Safety Advisor to join their team in London. This is an excellent opportunity for a developing Health and Safety professional to gain hands-on experience within a high-performance environment, working alongside industry experts on one of the UK''s most technically advanced MandE installations. Role Overview: The successful candidate will support the Health and Safety team in promoting and maintaining the highest standards of health, safety, and environmental compliance on-site. This role is ideal for someone with a strong interest in MandE and data centre construction who wants to progress within a Tier 1 contractor setting. Key Responsibilities: Assist in implementing and enforcing company Health and Safety policies and procedures across the project. Conduct regular site inspections and audits to ensure compliance with legislation, client requirements, and internal standards. Support the preparation and review of Risk Assessments and Method Statements (RAMS) for MandE activities including HV/LV systems, containment, and commissioning works. Assist in the reporting and investigation of incidents and near-misses, contributing to root cause analysis and correcti