Principal Infrastructure Engineer

Overview

As a Principal Infrastructure Engineer, you will lead drainage design projects across residential, commercial, and mixed-use developments, shaping technical direction and ensuring quality outcomes. You will work with clients, local authorities, and cross-disciplinary teams to deliver feasibility, detailed design, and approvals, while mentoring junior engineers. This role offers autonomy, a clear progression path, and a strong emphasis on collaboration and technical leadership. You contribute to high-quality engineering and long-term client relationships within a respected Berkshire/South regional practice.

Pay / Benefits

• salary 55,000-65,000
• pension
• professional development support
• paid memberships
• flexible working arrangements

Responsibilities

• Lead and deliver drainage design projects for developments across various sectors
• Oversee feasibility studies, detailed design, and technical approvals
• Provide technical assurance and direction across design work
• Coordinate with clients, local authorities, and multidisciplinary teams
• Mentor junior engineers and ensure compliance with standards

Key requirements

• Strong experience in UK development infrastructure design including drainage (S104/S106)
• Proficiency with Civil 3D, MicroDrainage, FLOW or similar tools
• Ability to manage projects, engage stakeholders, and provide technical leadership

• leadership
• stakeholder engagement
• mentoring
• Civil 3D
• MicroDrainage
• FLOW

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