Senior Project Manager – UV Lining
Salary: £70,000 - £80,000 (DOE)
Location: Heathrow
Contract: Full-Time | Permanent | 40 hours per week
About Us:
OnSite is one of the UK’s leading providers of professional contracting services. With a proven track record in the successful delivery of projects and contracts across a broad spectrum of market sectors, OnSite consists of specialist operating areas – drainage, sewer rehabilitation, pipelines, civil engineering, specialist maintenance and rail services.
The Role:
The Senior Project Manager is responsible for leading and supporting the delivery of UV industry projects from Early Contractor Involvement (ECI) through to completion. The role plays a key part in pricing, tendering, and bid development, while also providing technical and commercial leadership to the wider Project Management team.
This position requires strong commercial acumen, stakeholder management skills, and the ability to manage complex projects in regulated or technical environments.
Key Responsibilities:
- Lead and oversee UV lining projects through all phases, including Early Contractor Involvement (ECI), design development, procurement, construction, commissioning, and final handover.
- Collaborate with clients, designers, asset owners, and internal teams during the ECI stage to optimise project scope, programme, cost, and delivery strategy.
- Develop and implement project execution plans, methodologies, risk registers, programme schedules, and delivery frameworks to ensure successful project outcomes.
- Provide strategic leadership across multiple projects, ensuring delivery to agreed programme, budget, quality, safety, and client requirements.
- Manage commercial and financial performance, including project forecasting, cost control, budget management, reporting, and margin optimisation.
- Lead pricing and tendering activities for complex contracts and frameworks, developing detailed cost models, risk assessments, commercial submissions, and contract negotiations.
- Oversee procurement activities, resource allocation, subcontractor management, and supply chain coordination to support efficient project delivery.
- Build and maintain strong relationships with clients, key stakeholders, Tier 1 contractors, and framework partners, acting as a senior representative of the business.
- Mentor, support, and develop Project Managers and Project Engineers, promoting best practice project management standards and effective resource planning.
- Drive business growth by identifying new market opportunities, supporting strategic business development initiatives, and monitoring industry trends and emerging technologies.
- Champion Health, Safety, Environmental and Quality (HSEQ) standards, ensuring compliance with industry regulations, company procedures, and asset owner requirements.
- Lead project governance, performance reviews, commissioning activities, post-project evaluations, and continuous improvement initiatives to enhance operational excellence and customer satisfaction.
What You'll Need:
Technical
- Extensive knowledge of UV-CIPP lining systems and trenchless rehabilitation.
- Strong understanding of wastewater, stormwater, and utility infrastructure.
- Experience in large-diameter and complex lining environments.
- Familiarity with asset standards, regulatory compliance, and quality assurance.
Essential
- Extensive experience in project management within the UV industry or related technical infrastructure sector
- Proven track record managing projects from ECI through to delivery
- Strong experience in pricing, tendering, and bid management
- Excellent commercial awareness and contract knowledge
- Strong leadership, mentoring, and communication skills
- Ability to manage multiple complex projects concurrently
- Proficient in project planning, reporting, and cost control
Desirable
- Experience in water, wastewater, utilities, or specialist process technology
- Formal Project Management qualification (PRINCE2, PMP, APM or equivalent)
- Engineering or technical background
- Experience working under NEC / bespoke contracts
- NVQ Level 7 in Construction Management
What You'll Get:
- Family-Friendly Leave: Enhanced Maternity, Adoption, Paternity & Shared Parental Leave, Fertility Support, and up to 5 paid Carer’s Days
- Financial & Life Assurance: Company Pension Scheme with salary sacrifice options
- Health & Wellbeing: Employee Assistance Programme and 24/7 Virtual GP access for you and your dependents
- Lifestyle & Perks: Cycle to Work Scheme and My Premier Benefits discounts, cashback, and vouchers
- Professional Development: Hands-on training and ongoing career development opportunities
- Inclusion & Belonging: Active People Networks – Disability & Neurodiversity, Unity+, Women’s Network, Parent & Carer Networking Group and more
- Performance & Recognition: Annual salary review, Reward & Recognition Scheme, and Long Service Awards.
At South Staffordshire Group, inclusion matters. We have a wide range of employee networks which are employee-led communities that bring our people together, support different perspectives and create a strong sense of belonging. Our people are encouraged to get involved as members or allies.
We are committed to building a team that reflects the diversity of the communities we serve.
We warmly welcome applications from candidates of all backgrounds, including all genders, ethnicity, sexual orientations, and physical and neurodiverse abilities.
We are happy to discuss reasonable adjustments and encourage you to let us know how we can best support you throughout the recruitment process.
Senior Project Manager – UV Lining in London employer: Onsite
OnSite is an exceptional employer located in East Challow, Oxfordshire, offering a supportive work culture that prioritises employee wellbeing and professional growth. With benefits such as enhanced family leave, comprehensive training opportunities, and a commitment to diversity and inclusion, employees can thrive both personally and professionally while contributing to meaningful projects in the sewer rehabilitation sector.
