Senior Civil Engineer – Water & Wastewater Design Lead

Mott MacDonald; Brighton; On-site; GBP 70,000 - 100,000; Full time

Benefits offered by this job

Private medical insurance

Health cash plan

Pension matching

Job summary

Mott MacDonald is seeking a Principal/Associate Civil Engineer to lead design for water and wastewater projects across the UK, with activity in Birmingham, Bristol and Cardiff. The role emphasises senior design leadership, client engagement, and cross-disciplinary coordination.

Open to candidates with strong UK water sector experience. The role involves coordinating outline and detailed designs, supporting major water frameworks, and mentoring engineers within a collaborative, employee-owned

Qualifications

• Civil Engineering degree or other relevant degree.
• Chartered status with ICE or another recognised professional institution, or demonstrable equivalent experience for Associate level roles.
• Significant water and/or wastewater engineering design experience, or strong civil engineering design experience from wider infrastructure sectors.
• Proven experience leading or coordinating outline and detailed design deliverables for multidisciplinary projects.

Responsibilities

• Leading and coordinating outline and detailed civil engineering design for water and wastewater projects, with a main focus on United Utilities and other UK water clients.
• Providing technical leadership across design deliverables, including calculations, drawings, specifications, schedules, technical reports and design submissions.
• Managing design interfaces across multidisciplinary teams, including hydraulic, process, mechanical, electrical, structural, geotechnical, environmental and construction specialists.
• Reviewing, checking and assuring design information in line with project, client and professional requirements.
• Resolving technical issues and helping ensure designs are practical, safe and buildable.
• Leading, mentoring and supporting engineers and technicians, helping develop technical capability and confidence across the team.
• Engaging confidently with clients, contractors and stakeholders, building trusted relationships and strengthening Mott MacDonald’s reputation for high-quality collaborative design delivery.
• Contributing to programme, commercial and risk management activities, including design forecasting, change management, bids and proposals where required.

Skills

Water/wastewater design

Design leadership

UK water industry experience

Project coordination

Education

Civil Engineering degree

Chartered status with ICE

Tools

Civil 3D

GIS

Job description

Mott MacDonald is seeking a Principal/Associate Civil Engineer to lead design for water and wastewater projects across the UK, with activity in Birmingham, Bristol and Cardiff. The role emphasises senior design leadership, client engagement, and cross-disciplinary coordination.

Open to candidates with strong UK water sector experience. The role involves coordinating outline and detailed designs, supporting major water frameworks, and mentoring engineers within a collaborative, employee-owned