We're working with an established specialist firm delivering high-impact, sustainable building services across education, healthcare, commercial, residential and social housing sectors. They provide design, mechanical & electrical contracting, energy procurement, and full lifecycle facilities management solutions for our clients. The Role As Business Development Manager you will be responsible for driving new business growth, building strong client relationships, and expanding our market presence in sustainable building services. You will create and execute business development strategies, identify and engage key decision-makers, and support the tender and proposal process through to contract award. Key Responsibilities * Develop and implement a strategic BD plan to win new contracts in energy-efficient building services and retrofit projects * Identify, engage and nurture relationships with target clients and frameworks across multiple sectors * Lead proposal preparation, bid management and contract negotiation for sustainable building services solutions * Collaborate closely with technical teams (design, M&E, energy monitoring) to ensure commercial alignment and delivery readiness * Monitor market trends, competitor activity and sector frameworks to identify opportunities for growth * Track pipeline performance, produce regular business development reports and deliver on revenue targets Skills & Experience * Proven business development experience in building services, M&E contracting or energy & sustainability sector * Strong network and track record in sourcing and winning new work in education, healthcare, social housing or commercial sectors * Excellent communication, negotiation and presentation skills * Commercial awareness, ability to develop winning propositions and deliver available margin * Self-motivated, results-orientated and comfortable working across multiple disciplines and stakeholder levels * Ideally, knowledge of frameworks and tendering processes in the UK sustainable buildings market Why Join? * Be part of a forward-thinking company at the forefront of low energy design and net zero building delivery * A role with real influence and visibility, working with senior stakeholders and shaping growth strategy * A competitive salary and performance-based bonus structure * Opportunities for professional development in a specialist, sustainability-led business