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 :

Involvement in all stages of a work package (in collaboration with R3 technical teams, the project management team where applicable, and the client) :

• 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.

• Commissioning

  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.

Background :

• 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)

Location: Remote work

🌍💡♻️ Life at R3 is…

• 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 8 RTT days per year.

• 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.

• €10/day meal vouchers, 60% covered.

• 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.

🌍💡♻️ Join us if you want to…

• Wake up every morning to actively contribute to the energy transition and the future of mobility #nobullshitjob.

• Challenge yourself on complex and innovative topics in a fast-changing market.

• Experience a steep learning curve within an experienced and passionate team.

• Work in a respectful environment with low hierarchy and a strong focus on autonomy, transparency, efficiency, and entrepreneurship.

If you believe you have experienced discrimination during our recruitment process, please let us know.

You can contact us at: dg@r3-group.fr

First interview: HR

Second interview: Energy Manager

Third interview: Senior Management