Senior Site Project Engineer (M&E / Energy)

R3; Greater London; Hybrid; GBP 65,000 - 90,000; Full time

Benefits offered by this job

Hybrid work model: 3 days remote

5 weeks paid leave

Health insurance 75% covered

Transport reimbursement

Remote work allowance €30 net

Learning & development path

Culture voucher €40

Job summary

R3 is seeking a Senior Site Project Engineer to join the Energy team and drive decarbonisation initiatives on an East London site. The role includes leading on-site surveys, tender processes, design reviews, and cross-functional coordination to meet project goals.

Based mainly in Paris with a UK site focus, you will collaborate with senior experts, manage client relationships, and mentor junior staff while promoting sustainable energy solutions across projects.

Qualifications

• Engineering degree (generalist or specialised in energy, building services, or industrial engineering) and a strong interest in sustainability
• At least 5 years’ experience in an energy consultancy or engineering consultancy
• Solid expertise in energy topics (industrial and/or commercial energy efficiency)
• Strong interest in environmental challenges, with the willingness to develop and share knowledge of sustainable energy solutions

Responsibilities

• Project scoping, on-site surveys, and design studies
• Preparation of tender documentation, competitive tendering, and contractor selection
• Review of execution drawings and plans
• Monitoring of works progress and handover
• Represent R3 to clients and coordinate workstreams
• Ensure delivery to plan: schedule, budget and resourcing

Skills

Energy systems knowledge

Project management

MS Office skills

Education

Engineering degree

Tools

Microsoft Office

Job description

As a Senior Site Project Engineer, you will integrate a project team and contribute to an ambitious decarbonation master project on an industrial site in east London region.

Within the Energy team, based mostly in Paris (France), you will be assisted by senior experts in the related technical fields and site specifications as R3 have several years experiences with equivalent French sites.

Your responsibilities may include

• Project scoping, on-site surveys, and design studies.
• Preparation of tender documentation, competitive tendering, and contractor selection
• Review of execution drawings and plans.
• Monitoring of works progress and handover.

Contribute to client relationships

• Represent R3 in front of the client, client partners or R3 sub-contractors,
• Support project delivery by coordinating all workstreams.
• Help ensure delivery to plan: schedule, budget and resourcing.
• Collect, clean and structure data from different sources.
• Create clear analyses and visualisations (markets/industries, clients, competitors) to support project work and client deliverables.

Project reporting

• Help manage your workload so project time remains billable and efficient.
• Provide technical input and expertise when needed.
• Report accurate and relevant information to project manager (based in France)
• Take part in lessons learned at the end of projects.
• Support junior staff and interns
• Coach junior staff on projects (technical topics and client communication).
• Identify skills to develop, put the right support in place, and check it is effective.

Profile

• Engineering degree (generalist or specialised in energy, building services, or industrial engineering) and a strong interest in sustainability
• At least 5 years’ experience in an energy consultancy or engineering consultancy
• Solid expertise in energy topics (industrial and/or commercial energy efficiency)
• Strong interest in environmental challenges, with the willingness to develop and share knowledge of sustainable energy solutions

Required skills

• Technical expertise across key building services systems: Lighting, HVAC, Metering, BMS, etc.
• Proficiency with Microsoft Office tools (Outlook, PowerPoint, Excel, Teams, OneNote, OneDrive, SharePoint)
• Knowledge of technical fundamentals related to your area of expertise

Key attributes

• Dynamic, rigorous, autonomous, with strong organisational skills and initiative
• Highly motivated and curious, with an entrepreneurial mindset and strong teamwork skills
• Good understanding of energy, social, and environmental challenges
• Flexibility, curiosity, and open-mindedness to work on innovative topics with diverse stakeholders
• English: bilingual level (fluent) required to lead project delivery in the UK (written and spoken). French: professional working proficiency is a plus (to integrate into a primarily French‑speaking team; day‑to‑day communication).

Mobility: 3 to 5 days onsite in East London + monthly trip to Paris (as part of Energy team integration)

• An attractive compensation policy with regular, structured feedback sessions (Promotion Committees twice a year).
• A personalized learning and development path for employees (internal training academy).
• A work culture that values autonomy, asynchronous work, and flexibility.
• 5 weeks of paid leave and RTT
• 75% coverage of health insurance by R3 (Filhet-Allard).
• 100% reimbursement of public transport (Navigo Pass) and Velib subscription.
• €30 net/month remote work allowance.
• Mobile plan reimbursement up to €25, plus €5 for phone depreciation.
• The possibility to work in a hybrid model with 3 days of remote work per week.
• New flex office spaces in Paris 8th district, offering tea, coffee, and organic fruit twice a week.
• Annual culture voucher worth €40, paid in December.

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