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The role of an on-board energy engineer involves designing, supervising and maintaining energy conversion and management systems integrated into mobile or autonomous equipment, in sectors such as the electric vehicle and aerospace industries.

To design on-board power conversion equipment, in particular high-frequency switching chargers

Check the reliability of the converted energy and the safety of the installations

Oversee the testing phases and rectify any faults detected in production

Draw up the technical plans and reference specifications for each project

Carry out preventive maintenance on equipment to minimise the risk of breakdowns

Monitor production and ensure compliance with technical specifications

Ensure that products comply with current regulatory standards

Diagnose faults and restore systems to full working order in the event of an incident

From a technical perspective, a thorough understanding of power electronics and embedded system architectures is essential. You must also be familiar with the functional safety standards applicable to your sector, whether it be the electric vehicle or aerospace industries. The ability to read and produce detailed technical drawings, as well as to use simulation and design tools, is central to the role.

The job market for this role is buoyant: in 2025, APEC reported vacancies offering annual gross salaries of between €35,000 and €55,000, with regular recruitment in the electric vehicle and aerospace sectors. Part-time remote working is frequently offered by large industrial groups.

Salaries increase with experience and specialisation: candidates with expertise in standards such as ISO 26262 receive a significant salary bonus. Additional benefits are often provided, including project bonuses, time off in lieu, profit-sharing and reimbursement for professional qualifications.

At the start of a career (0 to 2 years’ experience), the salary ranges from €32,000 to €45,000 gross per annum, with a median of around €38,000, according to APEC and ONISEP. After 3 to 7 years’ experience, the range increases to between €45,000 and €65,000 gross per annum. Senior or expert roles – such as systems architects, R&D managers and technical managers – can earn between €65,000 and €100,000 gross per annum, particularly in the aerospace and defence sectors. In the Île-de-France region, salaries are 10 to 20 per cent higher than the national average. The industrial hubs of Toulouse and Grenoble also offer above-average salary levels, driven by the concentration of companies in the aerospace and electronics sectors.

L’accès à ce métier requiert en général un diplôme d’ingénieur (bac+5) en génie électrique, électronique ou systèmes embarqués. Un master spécialisé en électronique de puissance ou en conversion d’énergie constitue également un parcours reconnu par les recruteurs.

Deux certifications RNCP sont particulièrement pertinentes pour ce domaine : RNCP42723 – Ingénieur diplômé de l’ENSEEIHT, spécialité Électronique et Génie Électrique et RNCP38211 – Ingénieur diplômé de l’école polytechnique universitaire d’Université Côte d’Azur, spécialité Électronique et Systèmes Embarqués.

l’ECE propose des formations d’ingénieur en génie électrique et systèmes embarqués, accessibles en formation initiale. Ces cursus permettent d’acquérir les compétences techniques attendues dans ce domaine, y compris en alternance pour certaines voies.

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