At Jacobs, we're challenging today to reinvent tomorrow by solving the world's most critical problems for thriving cities, resilient environments, mission-critical outcomes, operational advancement, scientific discovery and cutting-edge manufacturing, turning abstract ideas into realities that transform the world for good.Your impactAre you a passionate Wastewater Modeller ready to take your career to the next level? At Jacobs, you’ll play a vital role in shaping the future of water infrastructure across the UK and Ireland. With unprecedented investment in the sector, now is the time to be part of something transformative.We’re hiring Principal Modellers and Associate Directors of Modelling to strengthen our teams and support long-term frameworks with leading UK water companies. Your expertise will help deliver innovative solutions that protect the environment, reduce flood risk, improve water supply, and create lasting value for local communities.From early-stage planning to detailed design and delivery, you’ll contribute to diverse programmes across the full project lifecycle. You’ll be supported by a collaborative, multidisciplinary team and have access to cutting-edge tools, professional development, and career progression opportunities.This is more than a modelling role, it’s a chance to make a meaningful impact while growing in a dynamic and inclusive environment.Key ResponsibilitiesTechnical lead for network modelling projectsLine Management of project team members with responsibility for day-to-day leadership and direction for the team, workload planning, technical guidance, driving staff performance and career development.Management of all health and safety, quality and environmental aspects of projects.Technical development and delivery of wastewater catchment strategies and solutions, to include flooding and CSO driversProvide technical and commercial leadership in the delivery of wastewater network projects within agreed timeframes and budgets and to exceed our clients’ expectationsTechnical governance of outputs and compliance with client specificationsUsing network models for planning, operational and design purposesSupport and supervise the wastewater modelling team, ensuring technical excellence and best industry practiceContribute to developing working methods, routines and innovative solutions to improve processes in the delivery of wastewater network projectsSupervision of report writing check and review of technical modelling outputs.Plan, programme and co-ordinate projects deliveryContribute to the preparation of cost estimatesSupporting management in developing relationships and sales with existing and new clientsWhat We OfferUp to 10% company contribution into their pensionReimbursement towards relevant professional development and membershipsOpportunity to buy/sell annual leaveFree employee medical cover and digital GP serviceEnhanced parental leave payFertility healthcare and family-forming benefit provided by CarrotHybrid workingPart-time rolesFlexible working hoursWe value collaboration and believe that in-person interactions are crucial for both our culture and client delivery. We empower employees with our hybrid working policy, allowing them to split their work week between Jacobs offices/projects and remote locations enabling them to deliver their best work.Our values stand on a foundation of safety, integrity, inclusion and belonging. We put people at the heart of our business, and we truly believe that by supporting one another through our culture of caring, we all succeed. We value positive mental health and a sense of belonging for all employees.Jacobs partners with VERCIDA to help us attract and retain talent from a wide range of backgrounds. As a disability confident employer, we will interview all disabled applicants who meet the minimum criteria for a vacancy. We welcome applications from candidates who are seeking flexible working and from those who may not meet all the listed requirements for a role. #J-18808-Ljbffr