Are you ready to lead transformative water and wastewater projects that make a real difference? We''re seeking a Principal Civil Engineer to join a dynamic team delivering sustainable infrastructure solutions across the UK. Work on major UK water projects with a strong pipeline of impactful work.Enjoy flexible working options and opportunities for career growth.Be part of a collaborative, inclusive culture that values innovation and sustainability.Access a competitive benefits package, including private medical insurance, life assurance, income protection, and profit share.We''re looking for the following qualifications, attributes, and skills: Lead the design and delivery of water and wastewater infrastructure projects, including pipelines, pumping stations, reservoirs, and treatment facilities.Manage multidisciplinary teams and coordinate with contractors, regulators, and stakeholders.Ensure compliance with environmental, health and safety, and CDM regulations.Drive innovation in sustainable design, climate resilience, and digital engineering practices.Mentor junior engineers and promote knowledge sharing across the team.Experience Degree in Civil Engineering or related discipline.Chartered Engineer (CEng) status or actively working towards it.Proven experience in the water sector and familiarity with UK regulatory frameworks (e.g., Ofwat, AMP cycles).Strong project management and communication skills.Experience with BIM and digital tools (desirable).Must have current UK wo