Principal Infrastructure Engineer

Principal Infrastructure Engineer

Lead Drainage Design Projects in Reading

You're an experienced engineer who wants greater ownership, varied schemes and the opportunity to influence how infrastructure design is delivered. In this Principal Infrastructure Engineer role, you'll step into a position where your technical insight is valued, your ideas shape project outcomes, and you can progress confidently towards senior leadership.

You’ll be joining a respected consultancy with a strong presence across Berkshire and the South, known for delivering high-quality engineering solutions and building long-term client partnerships. You’ll work within a supportive senior team that encourages autonomy, collaboration and continuous professional development.

As the Principal Infrastructure Engineer, you will be leading and delivering drainage design projects across residential, commercial and mixed-use developments. You’ll be handling feasibility, detailed design and technical approvals, providing technical assurance across all design outputs. You will coordinate with clients, local authorities and multidisciplinary teams, while mentoring junior engineers and ensuring compliance with UK standards and best practice.

To excel as the Principal Infrastructure Engineer, you will bring solid experience in UK development infrastructure design, including drainage (S104/S106) works. You’ll be confident with design tools such as Civil 3D, MicroDrainage, FLOW or similar, and you will have the capability to manage projects, guide stakeholders and provide technical leadership.

You’ll receive a salary of £55,000-£65,000 depending on experience, alongside a competitive benefits package including pension, professional development support, industry memberships and flexible working options to help you balance work and life.

This Principal Infrastructure Engineer role is based in Reading, with a hybrid working pattern designed to give you flexibility while still enabling strong team collaboration.

Clear progression routes are available, including opportunities to move into Associate and specialist technical leadership roles as the team continues to grow.