Design Manager, Wastewater Non-Infrastructure (Hybrid)

COWI; East Midlands; Hybrid; GBP 70,000 - 90,000; Full time

Benefits offered by this job

28 days' holiday + UK holidays

Flexible hybrid working

Formal development plans & yearlyProm/

Pension scheme – salary exchange

Life assurance

Job summary

COWI is seeking a Design Manager (Wastewater Non-Infrastructure) to lead and deliver wastewater projects in a hybrid office/onsite setup across AMP8. You will drive multi-disciplinary design delivery, coordinate process, civil, mechanical, electrical and ICA teams, and ensure value-driven TotEx outcomes while aligning with Ofwat requirements.

You will bring Chartered Engineer credentials or progress toward chartership, plus broad knowledge of UK water sector frameworks, digital engineering, and

Qualifications

• Degree-qualified in Civil, Mechanical or Process Engineering (or related)
• Chartered Engineer status or working towards chartership
• Experience in wastewater non-infrastructure design within UK water sector frameworks (AMP7/AMP8)
• Experience as Design Manager or senior design leader in alliances/frameworks
• Experience delivering TotEx-driven solutions and understanding Ofwat drivers
• Knowledge of wastewater treatment processes (activated sludge, SBR, MBR)
• Familiarity with digital engineering, BIM ISO 19650 and data environments
• Sustainability, carbon reduction, and environmental compliance in water projects
• Leadership, stakeholder engagement, and client-facing skills
• Commercial awareness including programme and cost control in design delivery

Responsibilities

• Lead the design of wastewater non-infrastructure projects across AMP8 stages
• Act as Design Manager within alliances/frameworks ensuring cross-disciplinary integration
• Balance capital and operational expenditure in design solutions
• Oversee wastewater process design integration and regulatory compliance
• Embed digital engineering and BIM into design delivery
• Manage design programmes, resources, risks and budgets
• Oversee design risk management and safe-by-design measures
• Collaborate with contractors, suppliers and client teams
• Support sustainability objectives and low-carbon design
• Contribute to bids, tenders and framework growth
• Mentor engineers and designers to develop AMP8 capability

Skills

Leadership

Stakeholder engagement

Client-facing

Commercial awareness

Project coordination

Education

Degree in Civil/Mechanical/Process Engineering

Chartered Engineer status or working towards

Tools

BIM (ISO 19650)

NEC3/NEC4 contracts

Job description

COWI is seeking a Design Manager (Wastewater Non-Infrastructure) to lead and deliver wastewater projects in a hybrid office/onsite setup across AMP8. You will drive multi-disciplinary design delivery, coordinate process, civil, mechanical, electrical and ICA teams, and ensure value-driven TotEx outcomes while aligning with Ofwat requirements.

You will bring Chartered Engineer credentials or progress toward chartership, plus broad knowledge of UK water sector frameworks, digital engineering, and