Field Operations Supervisor
Confirmed on the employer's own hiring board on Oct 24, 2026. First seen by Alion on Oct 19, 2026. Celnor Group scores A on the Alion truth index.
Field Team Supervisor - Clean Water Networks
Lead the Safe Delivery of Water Network Operations
Location: London / Greater London / Thames Valley
Contract Type: Permanent, Full Time, Day or Night shifts available.
Protect Water Supplies. Lead Operational Excellence. Are you an experienced Clean Water Network professional ready to take the next step into a supervisory role?
Veriflo is looking for a Field Team Supervisor to lead and support operational teams working across clean water distribution networks throughout London and the Thames Valley.
This is an excellent opportunity for someone with strong technical knowledge and hands-on network experience who enjoys leading people, solving operational challenges and ensuring work is delivered safely, efficiently and to the highest standards.
Part of the Celnor Group
Celnor Group is a UK-based environmental services group operating across the Testing, Inspection, Certification and Compliance (TICC) landscape. With a growing portfolio of specialist businesses, Celnor provides essential services that protect people, property and the environment.
While each business retains its own identity, culture and technical specialism, all are supported by a central group function that invests in people, systems and long-term sustainable growth.
Job details
As a Field Team Supervisor, you will be responsible for overseeing the safe and effective delivery of clean water network operations, providing day-to-day leadership, technical guidance and operational support to field-based teams.
You will coordinate field activities, monitor performance, support complex network investigations and ensure all work meets client expectations, safety standards and regulatory requirements.
Working closely with operational management, clients and contractors, you will play a key role in maintaining network performance, protecting water quality and developing the skills and capabilities of your team.
This is a hands-on supervisory position, combining technical network expertise with team leadership and operational coordination.
What you will do
As a Field Team Supervisor, you will lead and coordinate field operations, ensuring activities are planned, delivered and completed safely and efficiently.
You will be responsible for:
- Supervising and supporting Water Network Technicians and Operatives across multiple sites and projects.
- Planning, coordinating and overseeing complex distribution main, trunk main and transmission main isolations, minimising customer and supply interruptions.
- Providing technical guidance on asset proving, network investigations, mains tracing and asset identification.
- Overseeing directional flushing, leakage detection, pressure management and water quality activities.
- Supporting complex customer investigations, incident response and operational escalations.
- Ensuring field activities are completed in accordance with health and safety procedures, risk assessments and client requirements.
- Monitoring team performance, productivity and quality of work, identifying opportunities for improvement.
- Supervising contractors and ensuring work is delivered to the required operational and compliance standards.
- Acting as a key point of contact for clients, operational managers and other stakeholders.
- Reviewing field documentation, reports and operational records to ensure accuracy and compliance.
- Coaching, mentoring and supporting the development of Water Network Technicians, Operatives and Academy learners.
- Identifying training needs and supporting competency assessments and continuous improvement initiatives.
What Success Looks Like
As a successful Field Team Supervisor, you will:
- Lead and motivate field teams to deliver safe, high-quality network operations.
- Ensure work is completed efficiently, compliantly and in line with client expectations.
- Make informed operational decisions that minimise disruption and protect water quality.
- Maintain high standards of health, safety and regulatory compliance.
- Build positive relationships with clients, contractors and internal stakeholders.
- Develop the technical skills, confidence and performance of your team.
- Respond effectively to operational challenges and incidents.
- Drive continuous improvement in productivity, service delivery and customer outcomes.
- Act as a positive role model, promoting accountability, teamwork and operational excellence.
Essential Requirements
- Strong experience in clean water network operations, including mains isolations, asset proving, leakage detection and network investigations.
- Previous supervisory, team leadership or mentoring experience within a field-based environment.
- Good understanding of water quality, network monitoring equipment and GIS/network plans.
- Ability to coordinate field teams, manage resources and oversee multiple operational activities.
- Strong health and safety awareness, problem-solving, communication and stakeholder management skills.
- Full UK Driving Licence, EUSR National Water Hygiene, NRSWA Streetworks and First Aid qualifications
Why Join Veriflo?
At Veriflo, we are building a highly capable field workforce supported by structured competency development, clear career pathways and a culture of continuous improvement.
Certified Great Place to Work 2026.
Career Progression
- Field Team Supervisor
- Field Operations Manager
- Senior Operational Leadership Opportunities
- We are committed to supporting employees through competency-based development, ongoing training and opportunities to progress into wider operational management and leadership positions.
All offers are subject to satisfactory DBS checks and Drug & Alcohol Testing.
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Important information
Celnor Group and its businesses manage recruitment directly. We do not require agency support for this role and will only engage with recruitment partners from our preferred supplier list where necessary.
We may use technology, including AI-enabled tools, to support parts of the recruitment process. AI is not used for candidate screening, scoring or hiring decisions. All hiring decisions are made by people, for people. Our recruitment systems are ISO 42001 accredited, reflecting our commitment to ethical, transparent and responsible use of technology.