Commercial Manager

Commercial Manager (Passive Fire Protection)South London office (3 days) / WFH (2 days)£70,000 - £80,000 + benefits About the Client300 North are working with one of the UK''s leading specialists in passive fire protection with over 30 years of experience in the industry. They deliver third?party accredited services across fire compartmentation, door compliance, fire stopping, and tailored planned maintenance across social housing, healthcare, education, and commercial sectors. Based in South London, they combine national reach with a strong regional presence. Their culture is known for being inclusive, supportive, and professional, with genuine emphasis on development and well?being. The RoleFollowing recent contract awards in social housing, the client is seeking a commercially astute Commercial Manager to lead delivery across several large-scale frameworks. You will line manage three Assistant Quantity Surveyors, with the longer-term ambition to build and scale a broader commercial team across the region.This is a hybrid role: 3 days in South London office, 2 days WFH. The role is client-facing, travel-ready, and offers real influence in shaping commercial strategy and team growth. Key Responsibilities Oversee commercial processes across multiple social housing focused passive fire protection contracts.Lead and mentor a team of three Assistant QS; scale and develop this team over time.Manage cost control, budgets, margin protection, cash flow, and commercial risk.Lead ..... full job details .....