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Senior Consultant - Water/Wastewater Management & Treatment (Mid-Senior Level)

Hiring from
United Kingdom
Work type
Hybrid
Posted
Oct 2, 2026
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Location: UK office-based / hybrid
Reports to: Technical Consulting Director / Project Manager

Role Overview


This role requires an experienced water specialist, scaled to Senior Consultant level: industrial water and wastewater management, water reduction assessments, technology due diligence, research/innovation, water audit and maturity assessments, and mine-impacted water.

Specific responsibilities


• Deliver water efficiency, water reduction and water maturity assessments for industrial, manufacturing, pharmaceutical, food and beverage, mining and metals clients.
• 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 review of monitoring data, conceptual site model inputs, and preliminary environmental risk assessment.
• Contribute to proposals, work-winning materials and technical methodologies for water efficiency, industrial wastewater, mine water and water stewardship opportunities.
• 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 & Experience


• Relevant professional experience in water, wastewater, environmental engineering or a related discipline.
• Strong grounding in water/wastewater management and treatment, including industrial water use, effluent quality and operational improvement.
• 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 industrial sectors such as pharmaceutical, food and beverage, manufacturing, mining and metals, or water utilities.
• Strong report writing, data interpretation and client communication skills.
• Able to work independently on defined technical workstreams while contributing effectively to multidisciplinary project teams.

Tools & Software


• Excel for data analysis, calculations and visualisation.
• MS Office and SharePoint for document development and collaboration.
• Desirable: GIS, water balance tools, hydrological/hydrogeological screening tools, and experience with wastewater treatment option appraisal.

Career Level Expectations


As a Senior Consultant you should be able to own defined technical deliverables, manage day-to-day task delivery, contribute to client discussions, support junior colleagues, and provide technically defensible recommendations with appropriate senior review.


⠀

ERM is committed to creating an inclusive workplace where everyone feels valued, respected, and empowered to thrive, it’s an essential part of what makes ERM a great place to build a career and helps us create better solutions for our clients.


We welcome talent from all backgrounds and provide equal opportunities for every candidate. If you have a disability, are neurodivergent, or need accommodations during the selection process, we’re here to support you. Our commitment doesn’t stop at hiring. Once you join us, we’ll ensure you have the tools, support, and adjustments needed to succeed and feel a true sense of belonging. Learn more about our Diversity, Inclusion & Belonging (DIB) efforts by visiting our website or exploring our 2026 Sustainability Report.

About Us

At ERM, sustainability is our business.

We are the world’s largest advisory firm focused solely on sustainability, offering unparalleled expertise across business and finance.

ERM partners with clients to operationalize sustainability at pace and scale, through our unique combination of strategic transformation and technical delivery capabilities.

Our diverse global team of experts works with the world’s leading organizations to help them set clear sustainability targets, measure progress and operationalize strategy through deep implementation and business transformation.

With more than 50 years of experience, our ability to integrate sustainability solutions and our depth and breadth of technical knowledge are why organizations choose to partner with us as their trusted advisor.

Every one of us firmly believes in the potential to create value for our clients through an integrated approach to sustainability (because we have personally seen it and professionally achieved it).

Our team members are passionate about client service. We work closely with our clients to help them operationalize their sustainability goals and meet their environmental, health and safety objectives while advancing ERM’s purpose through delivering tangible progress in what the United Nations coined The Decade of Action.

Organizing our people across globally integrated communities of technical and strategic talent positions ERM to be a “boots to boardroom” leader in bringing that value creation to our clients, partners, and the world.

We recruit exceptional professionals with a personal and professional passion for sustainability and nurture them to even greater success as specialists. We prepare our consultants to bring integrated, innovative and sustainable solutions to our clients and provide opportunities for ongoing development across a variety of subject areas related to technical, business, and personal growth.

At ERM, effort pays off and becomes career defining work that leaves a positive imprint on our planet.

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