Senior Water & Wastewater Consultant – Industrial Efficiency

ERM; Greater London; Hybrid; GBP 70,000 - 100,000; Full time

Job summary

ERM seeks a Senior Consultant–Water Specialist to lead industrial water and wastewater projects, including audits, maturity assessments, and technology due diligence. You will analyse data, identify saving opportunities and present practical recommendations to clients across sectors such as pharma, manufacturing and mining.

The role involves fieldwork coordination, report writing and mentoring junior staff, with hybrid UK-based working and collaboration across multidisciplinary teams.

Qualifications

• Relevant professional experience in water, wastewater, environmental engineering or a related discipline.
• Strong grounding in water/wastewater management and treatment, including industrial water use and effluent quality.
• Experience supporting or delivering water reduction assessments, water audits or maturity assessments.
• Ability to interpret operational water data, identify anomalies, calculate saving opportunities and translate findings into practical recommendations.
• Familiarity with pharmaceutical, food & beverage, manufacturing, mining & metals, or water utilities.
• Strong report writing, data interpretation and client communication skills.
• Able to work independently on defined technical workstreams within multi-disciplinary teams.

Responsibilities

• Deliver water efficiency, water reduction and water maturity assessments for industrial sectors.
• Conduct desktop data reviews, site-based water audits, opportunity identification and practical water savings calculations.
• Review water/wastewater treatment systems, including regulatory/compliance drivers, operational performance and options for improvement.
• Support technology due diligence and benchmarking of conventional and innovative water/wastewater treatment and management solutions.
• Prepare clear, client-ready technical reports, recommendations and business-case inputs.
• Support mining and legacy-site water management projects, including monitoring data review and risk assessment.
• Contribute to proposals, work-winning materials and technical methodologies for water efficiency, industrial wastewater and water stewardship.
• Coordinate fieldwork inputs and collaborate with site teams, environmental specialists, engineers and project managers.
• Mentor junior colleagues on data review, site audit preparation, opportunity calculations and technical writing.

Skills

Water management

Environmental engineering

Water audits

Data interpretation

Report writing

Client communication

Independent working

Tools

Excel

SharePoint

GIS

Hydrological tools

Job description

ERM seeks a Senior Consultant–Water Specialist to lead industrial water and wastewater projects, including audits, maturity assessments, and technology due diligence. You will analyse data, identify saving opportunities and present practical recommendations to clients across sectors such as pharma, manufacturing and mining.

The role involves fieldwork coordination, report writing and mentoring junior staff, with hybrid UK-based working and collaboration across multidisciplinary teams.