Senior Mechanical Design Engineer Remuneration: £55,000 - £58,000 per annum plus package (negotiable subject to experience) Location: Warrington Type: Permanent (Flexible / Hybrid options) Start Date: ASAP We are seeking a Senior Mechanical Design Engineer with a strong Building Services background to join a high-performing Tier 1 main contractor. This is an excellent opportunity for an experienced professional to lead innovative mechanical design projects, influence engineering standards, and contribute to the delivery of critical infrastructure across water, aviation & healthcare sectors. You will enjoy a modern, flexible working environment with the option of compressed hours and hybrid working arrangements. Responsibilities: - Lead the mechanical design process from concept through to detailed design in line with RIBA stages and industry best practice. - Manage and mentor the mechanical design team, ensuring high technical standards and compliance with current regulations. - Liaise with clients, stakeholders, and project teams to deliver engineering solutions that meet technical, sustainability, and commercial objectives. - Undertake site surveys, inspections, and project management duties across multiple locations. - Prepare and review technical documentation, including design specifications, reports, drawings, and costings. - Integrate building services design with controls and energy-efficient te...