Senior / Principal Mechanical Building Services Engineer Warrington 50,000 - 65,000 DOE + Benefits We're working with a growing integrated MEP and building physics consultancy with offices in Yorkshire and the North West. They deliver mechanical, electrical, and sustainability design across a broad range of sectors, residential, commercial, education, industrial, and retail - and they're looking for a Senior or Principal Mechanical Engineer to join their expanding team. This is a consultancy that does things properly. Design continuity runs all the way through to site, so you'll actually see your work get built - not hand it off at Stage 3 and move on. They have a real emphasis on buildability from the earliest design stages, and the business is fully digitally operational with Revit Coordinators working alongside the engineering team on every project. At Senior level, you'll be taking ownership of mechanical design across a live and varied project portfolio, working...

Position: Senior EC&I Engineer - 5 year minimum in the Nuclear sector Location: Warrington - able to consider Abingdon/Cumbria Working Pattern: Hybrid, 2 days a week onsite, up to 37 hours per week Contract Type: PERM Role Overview The Senior EC&I Design Engineer will support the Principal Engineer in delivering complex engineering projects and may take ownership of smaller work packages with assistance from the wider team. The role covers the full lifecycle of EC&I design, from early concept development through detailed design, manufacture, installation, and commissioning. Key Responsibilities Lead or support the delivery of EC&I design work across all project stages. Produce high-quality design documentation, drawings, and calculations in line with project standards and regulatory requirements. Plan, coordinate, and manage design activities to ensure deadlines and quality expectations are met. Collaborate with multidisciplinary teams...

Position: Principal EC&I Engineer Location: Warrington - able to consider Abingdon/Cumbria Working Pattern: Hybrid, 2 days a week onsite Contract Type: PERM Salary: Competitive Principal EC&I Design Engineer This role will lead EC&I design activity within either a dedicated design team or a wider multi-disciplinary project environment. You'll contribute technical leadership across the full delivery lifecycle, from early concept through detailed design, manufacture, and commissioning, while ensuring compliance with regulatory, safety, and quality expectations. Key Responsibilities Provide EC&I leadership on design projects, including planning, coordination, and technical assurance Deliver EC&I engineering input when working within partner or framework teams Support bid and tender activity, including technical content and documentation Develop and manage EC&I cost estimates, schedules, and technical requirements Translate...