Turbine Retrofit Concept Mechanical Design Engineer

Arabelle Solutions (EDF Group) is a leading provider of nuclear turbine island technology and services. The company is seeking a Turbine Retrofit Concept Mechanical Design Engineer.

About the Role

Design nuclear steam turbine retrofit concepts during the tendering phase, applying industry‑leading technologies to upgrade existing turbines.

Key Responsibilities

• Develop 2D and 3D concept designs of steam turbine components using CATIA V5 within a PLM environment.




• Perform design and adaptation studies for rotating and static turbine components (sizing, design, analysis).




• Carry out mechanical design calculations using in‑house tools and analytical methods.




• Gather and analyse data from existing equipment to define retrofit solutions.




• Prepare site measurement specifications, post‑process measurement data and produce technical drawings, reports and presentations.




• Generate component part lists and Bills of Materials.




• Collaborate with multidisciplinary teams to deliver feasible concept retrofit solutions during the tender phase.




• Participate in project meetings, internal engineering design reviews and interface technically with other disciplines and stakeholders.




• Support project planning, budgeting, safety, quality and compliance activities.




• Ensure on‑time and on‑budget design outputs, monitor nuclear safety items, comply with standards, regulations and product lifecycle requirements.

Required Qualifications & Experience

• BEng in Mechanical Engineering or equivalent.




• Minimum 3 years experience in mechanical design engineering.




• Background in steam turbines, power & energy, oil & gas, aeronautics, or rotating equipment is desirable.




• Proficient in CATIA V5 and CAD fundamentals.




• Knowledge of standard mechanical components and manufacturing processes.




• Proficient with IT tools: Excel, Word, PowerPoint, Outlook.




• Strong mechanical design fundamentals and rigorous, process‑oriented mindset.




• Excellent interpersonal, teamwork and self‑motivation.




• Professional English language proficiency (spoken & written).

Security Clearance & Eligibility

Applicant must hold or be able to obtain a valid UK Security Clearance. Must be a UK national or dual national from a MOD‑approved ITAR country.

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