Senior Commissioning EngineerLocation: Rickmansworth & surrounding areasLead commissioning excellence. Deliver projects that matter.Galliford Try is looking for a Senior Commissioning Engineer to take charge of commissioning activities across a portfolio of water infrastructure projects. You’ll ensure seamless integration of MEICA systems, drive innovation, and guarantee compliance with industry standards.This is a leadership role where you’ll shape commissioning strategies, manage resources, and work closely with clients and internal teams to deliver projects that make a real difference to communities.What you’ll be doing: * Lead commissioning delivery for multiple projects, ensuring alignment with scope and timelines. * Develop and maintain commissioning plans, strategies, and documentation from design through to completion. * Allocate competent resources and collaborate with senior leadership teams. * Liaise with client Asset Operations Teams for smooth integration with existing assets. * Ensure all MEICA installations meet technical requirements, client specifications, and WIMES standards. * Organise and oversee installation, testing, and commissioning activities. * Coordinate training plans, including specialist supplier/subcontractor training. * Maintain commissioning programmes, hold progress meetings, and align with main contract schedules. * Enforce electrical and mechanical safety rules and ensure accurate inspection/test documentation. * Manage pre-takeover requirements and ensure all O&M documentation is handed over.What we’re looking for: * Proven experience commissioning complex projects within the water industry. * Strong leadership skills with the ability to manage multi-disciplinary teams. * Excellent understanding of MEICA systems and water treatment processes. * Commercial awareness and ability to assess change impacts. * Structured approach to commissioning plant, equipment, and processes. * Industry-recognised qualifications and experience in site management and client interface.Essential Qualifications: * CSCS/ECS Card in appropriate discipline * BS7671 (18th Edition) * Full UK driving licence * SSSTSDesirable (training support available): * EUSR National Water Hygiene Card * SMSTS * First Aid at Work * City & Guilds Authorised Person Module * DSEAR awareness, CompEx ExF or equivalent * PROFIBUS Commissioning and MaintenanceWhy join us?You’ll be working on some of the most exciting, industry-leading projects backed by a £3.8 billion order book, giving you stability and the chance to make a real impact. We offer a competitive salary with a comprehensive benefits package, including generous holiday entitlement with the option to buy more, a robust pension plan, and private medical options. You’ll also have access to our employee assistance programme for 24/7 support.We invest in your professional growth by paying for annual membership to a recognised professional body and providing tailored training and leadership development programmes to help you progress in your career. Our agile working options give you flexibility in how, when, and where you work, so you can balance your professional and personal life effectively.Galliford Try is committed to diversity, inclusion, and supporting your wellbeing.If you’re passionate about delivering excellence and want to make an impact, apply today and help us build the infrastructure that shapes communities