Expert Power Conversion Engineer - Data Center & BESS M/F

valeo; Cergy; Hybride; EUR 120 000 - 160 000; Plein temps

Avantages offerts par ce poste

Employee shareholding plan

CSE holidays

Work from home up to 2 days per week

Company restaurant

Résumé du poste

Valeo, a global automotive technology leader, is seeking an Expert Power Conversion Engineer for its Cergy site in Île-de-France. The role centers on leading high-impact power electronics projects for data centers and battery energy storage systems, balancing innovation, quality, and cost.

You will mentor engineers, engage with clients, and drive standardized design practices across disciplines. The ideal candidate holds a Bac+5 in power electronics or electrical engineering with 15+ years of

Qualifications

• Master's degree in Power Electronics or Electrical Engineering.
• 15+ years of professional experience in R&D or engineering in power conversion or complex electrical systems.
• Fluent in English.
• Experience in automotive, data center infrastructure, BESS, energy, or high-tech industries.

Responsabilités

• Lead the technical execution of major, highly innovative engineering projects (disruptive architectures).
• Develop and validate new design standards for the Data Center & BESS Power Conversion business.
• Identify innovation opportunities and oversee the patent filing process to protect intellectual property.
• Challenge technical decisions to ensure the highest product reliability.
• Establish budget strategies and validate critical cost assumptions.
• Serve as the point of contact for resolving critical issues across platforms.
• Collaborate with thermal, mechanical, and software teams.
• Build relationships with clients and present the technical vision to steering committees.
• Participate in the digitalization strategy (automation, tools/process optimization).
• Mentor and develop the technical skills of engineers.

Connaissances

Power Electronics

Electrical Engineering

R&D

English Fluency

Formation

Master's degree (Bac+5) in Power Electronics or Electrical Engineering

Description du poste

Valeo is a tech global company, designing breakthrough solutions to reinvent the mobility. We are an automotive supplier partner to automakers and new mobility actors worldwide. Our vision? Invent a greener and more secured mobility, thanks to solutions focusing on intuitive driving and reducing CO2 emissions. We are leader on our businesses, and recognized as one of the largest global innovative companies. Join our teams committed to making mobility greener! At the heart of electrification, Valeo develops the latest innovations and best technologies meeting the needs of the electric mobility market. Valeo's Valeo Power Division combines expertise in thermal energy management and powertrain systems, reducing pollutant emissions and maximizing vehicle autonomy. Valeo's Site located in Cergy , is Valeo's Power Division Headquarters. It employs over 800 people working on the development of electric powertrain systems (inverter, onboard charger, etc.).

As part of Valeo's strategic push into the high-growth markets of data centers and battery energy storage systems (BESS), we are seeking an Expert Power Conversion Engineer M/F .

As a leading technical expert, your role will be to balance technological innovation, quality, and cost control while sharing your expertise with our global teams.

Your responsibilities :

• Lead the technical execution of major, highly innovative engineering projects (disruptive architectures, etc.)
• Develop and validate new design standards for the Data Center & BESS Power Conversion business
• Identify innovation opportunities and oversee the patent filing process to protect intellectual property
• Challenge the technical decisions made by project teams to ensure the highest level of product reliability
• Establish budget strategies, validate critical cost assumptions, and ensure competitive design choices
• Serve as the point of contact for resolving critical issues and ensure sustainable solutions across all platforms
• Work in synergy with other engineering disciplines (thermal, mechanical, software)
• Build strategic relationships with our key clients (hyperscalers, AI companies, BESS operators) and represent the technical vision to steering committees and senior management
• Participate in the execution of the digitalization strategy (automation, optimization of tools and processes)
• Mentor, coach, and develop the technical skills of junior and senior engineers

About you :

• You hold a master's degree (Bac+5) in Power Electronics, Electrical Engineering, or Applied Physics, and have at least 15 years of professional experience in R&D or engineering in the field of power conversion or complex electrical systems.
• You have worked in sectors such as the automotive industry, data center infrastructure, BESS, energy, or high-tech industries, and have developed strong skills in power electronics and energy conversion (AC-DC, DC-DC, high-efficiency topologies).
• You are proficient in problem-solving methodologies (such as QRQC) and technical risk management. You are familiar with issues related to intellectual property (patents) and Design-to-Cost.
• Curious and recognized for your interpersonal skills and team spirit, you take on a mentoring role to share your knowledge and help teams grow.
• You have a strategic vision and a strong innovative spirit.
• You are fluent in English.

Employee Benefits :

• Employee shareholding plan, Action Logement Services (financial support for housing)
• Social and Economic Committee (CSE) : holidays, social and cultural activities
• Ability to work from home (up to 2 days per week)
• Company restaurant

Why Valeo ?

• To join a top tech company shaping tomorrow's automotive industry
• To explore national and international career mobility opportunities
• To support the development of greener, safer and smarter mobility

Valeo sees the diversity of its employees as a key asset across all of its businesses, in all its forms - including gender diversity, disability diversity, cultural diversity and intergenerational diversity.

Job:

• Engineering Disciplines Organization:
• Power Division Product Marketing and NVS Schedule:
• Full time Employee Status:
• Regular Job Type:
• Undefined term Job Posting Date:
• 2026-08-06 Join Us !

Being part of our team, you will join:

• one of the largest global innovative companies, with more than 20,000 engineers working in Research & Development
• a multi-cultural environment that values diversity and international collaboration
• more than 100,000 colleagues in 31 countries... which make a lot of opportunity for career growth
• a business highly committed to limiting the environmental impact if its activities and ranked by Corporate Knights as the number one company in the automotive sector in terms of sustainable development

More information on Valeo: https://www.valeo.com