Civil Designer - Water

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.

The UK & Ireland water sector is undergoing its largest period of transformation and investment in decades, creating sustained demand for high‑quality engineering design and delivery. As part of this growth, we are expanding our teams to support complex detailed design and Design & Build (D&B) programmes across AMP cycles and long‑term frameworks.

We are seeking Civil Engineers to support the delivery of detailed design and Design & Build (D&B) water and wastewater infrastructure projects across the UK. You will work as part of a multidisciplinary delivery team, contributing to technically robust, safe and constructable designs for regulated water clients.

This role is ideally suited to an engineer developing their technical capability in detailed civil design, gaining exposure to contractor‑led D&B delivery, and working closely with designers, construction teams and project managers across all stages of the project lifecycle.

• Produce detailed civil designs for water and wastewater assets in accordance with client standards, statutory requirements and industry best practice.
• Prepare drawings, calculations and technical documentation, supporting design reviews, technical checks and quality assurance under senior engineer guidance of working standardised design approaches and knowledge sharing across projects.
• Support Design & Build and alliancing delivery, embedding constructability, temporary works, access, sequencing and commissioning considerations into design development.
• Collaborate with contractors and supply chain partners, supporting live construction through effective management of design changes and technical queries.
• Support project planning and delivery, contributing to design scheduling, option appraisal, value engineering and cost‑led design decisions.
• Manage design risk and records, identifying and mitigating risks under senior guidance while maintaining clear technical records to support commercial and contractual processes.

• Degree in Civil Engineering or a related discipline.
• Experience in civil engineering detailed design, ideally within the water sector.
• Understanding of the principles of detailed design and construction delivery.
• Ability to work effectively within a team and follow defined technical processes.
• Awareness of Design & Build delivery models.

• Exposure to major regulated water D&B programmes.
• Structured mentoring and support towards professional development and Chartership.
• Opportunities to develop skills in detailed design, constructability and delivery‑focused engineering.
• Flexible working and supportive team culture.
• Clear progression pathway to help you achieve your career goals.

Joining Jacobs not only connects you locally but globally. 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.

With safety and flexibility always top of mind, we’ve gone beyond traditional ways of working so you have the support, means and space to maximize your potential. You’ll uncover flexible working arrangements, benefits, and opportunities, from well‑being benefits to our global giving and…