JDO Mechanical Calculation Engineer (2026-28043)

Framatome; Bridgwater; Híbrido; GBP 45.000 - 70.000; Jornada completa

Descripción de la vacante

Framatome seeks a JDO Mechanical Calculation Engineer to join the Hinkley Point C project in Bridgwater. You will manage piping discipline interfaces, ensuring compliance with nuclear standards during on-site installation and design verification.

The role requires 3+ years in mechanical calculation, knowledge of EUROCODE/ASME/RCC-M, and experience with PipeStress, RSTAB, and ANSYS. English proficiency is essential for multi-disciplinary collaboration on site.

Formación

• Master’s in science, Mechanical engineering.
• Minimum 3 years in Mechanical Calculation or nuclear industry.
• Knowledge of EUROCODE, ASME and RCC-M.
• Experience with 2D/3D design and calculation software.

Responsabilidades

• Data collection and analysis for piping systems and supports.
• Perform piping flexibility, support calculations, and FE analyses.
• Dynamic analysis of seismic, thermal effects on structures.
• Design and calculate anchorages, welds and bolted connections.
• Provide technical clarifications to site and other disciplines.
• Collaborate with installation contractors and CAD designers.

Conocimientos

Mechanical calculation

Eurocode/ASME/RCC-M

2D/3D design software

PipeStress, RSTAB, ANSYS

Piping and supports tools

English fluent

Multicultural collaboration

Educación

Master’s in Mechanical Engineering

Herramientas

PDMS

NavisWorks

PIPESTRESS

RSTAB

ANSYS APDL/WORKBENCH

Descripción del empleo

## About the entityAt Framatome we are a global leader in nuclear energy, recognised for delivering innovative, value-added technologies that design, build, maintain, and advance the world's nuclear fleet. With 22,000 employees in over 70 locations worldwide, we provide components, fuel, and control systems for nuclear power plants, along with a full suite of reactor services — all focused on improving safety, performance, and sustainability.Backed by EDF Group (80.5%) and Mitsubishi Heavy Industries (19.5%), we're driving the future of clean energy. Here in the UK, our team is now over 500 strong — and growing. As we expand our service offerings across the UK nuclear industry, we're aiming continuing our growth journey.Now's your chance to join a company that's shaping the energy transition — where your expertise will matter, your growth will be supported, and your work will help power generations to come.## Your missions**What are we hiring for?**We are seeking a **JDO Mechanical Calculation Engineer** here to join our team in **Hinkley Point C, Bridgwater** to support with field design activities for the piping discipline within the HPC project. The role involves managing interfaces with multiple disciplines and resolving piping engineering issues encountered during on-site installation of pipework and associated supports. The engineer will ensure compliance with nuclear industry standards and project milestones while maintaining EPR-E procedures.**What will you be doing?**Within this position you will be responsible for:* **Data Collection and Analysis:** o Gather input data, analyse/update hypothesis notes, and prepare detailed loading description reports for piping systems and supports.* **Mechanical Stress Analyses:** o Perform piping flexibility calculations, piping support calculations, and finite element analysis (FEA) to address installation and operational issues using PipeStress, RSTAB & ANSYS software’s. o Conduct dynamic analysis of nuclear structures and components under seismic, thermal conditions (pseudo-static/dynamic), including frequency analysis and structural rigidity assessment. o Design and calculate anchorages (Pre/Post Embedded Plates using VerifPlatines software or Hand calculations), welds, and bolted connections for piping and equipment supports.* **Design and Modification:** o Propose proportionate modifications when sizing criteria are not met.* **Verification and Quality Control**: o Check steel structures (e.g., base frames, racks), supports for electrical cabinets, batteries, boxes, main cable trays, instrumentation (pressure/temperature/level sensors), and HVAC support systems (for ducts, chillers, condensers, centrifugal fans etc..). o Support and assist Equipment Department to verify calculation notes for various equipment such as Pumps, Valves, Flanges, Heat exchangers, Tanks, and Pressure Vessels.* **Technical Support and Documentation:** o Provide technical clarifications to NNB and respond to site requests (RFI, FCR, NCR). o Offer technical support to others disciplines for a wide range of calculations (handling systems...) o Prepare and review technical documentation to support design and installation activities.* **Collaboration:** o Collaborate with installation contractors, civil works (CW) interfaces, and other disciplines (e.g., Electrical, HVAC, Equipment etc) to clarify and resolve site queries, ensuring alignment with project requirements.* **Drawing Support:** Collaborate with CAD designers to assist for accurate design drawings using 2D and 3D software.The employee will be highly interacting with the operational lead to provide them with technical assessments. They will be in charge of interacting with the different stakeholders to ensure the closure of site queries in compliance with the HPC project milestones.## You are**What are we looking for?*** **Essential Qualifications, Experience and Skills:** • Master’s in science, Mechanical engineering degree. • First experience of 3 years minimum in Mechanical Calculation, nuclear industry, or equivalent experience. • Knowledge of EUROCODE, ASME and RCC-M code. • Knowledge of 2D/3D design and calculation software. If possible, knowledge of these specific software: PDMS, NavisWorks, PIPESTRESS, RSTAB, ANSYS APDL and WORKBENCH. • Knowledge of piping and support calculation tools. • Experience working in a multicultural environment. • Curious, autonomous, rigorous and motivated to learn.* **Desirable Qualifications, Experience and Skills:** • Knowledge of the HPC project or previous EPR and associated studies/doctrine is a real asset • Knowledge of Nuclear engineering and specificities, building NI, CI & BoP buildings would be beneficial. • Excellent Interpersonal skills, conscientiousness, organisation, writing ability • Good organizational, writing and oral expression skills in English are essential for the realization of the activities of document production, steering and interfaces with the various correspondents. • Ability to meet commitments and deadlines.* **Level of Experience:** 3 years of professional experience post-graduation**Languages (level)*** English fluent (required)* French – bonus## Additional information**Specialization:** TAD - Mechanical Engineering**Level of education (all)** Technical Certificate / Diploma**Place:** United Kingdom, Bridgwater, Hinkley Point C**Employment level:** Non cadre