Hardware Validation and Automation Engineer (f/m)

Ledger; Paris; Hybride; EUR 55 000 - 75 000; Plein temps

Résumé du poste

A global digital assets firm in Paris is seeking an experienced Validation and Automation Engineer. In this role, you will architect and build test benches, develop firmware, and validate products while collaborating with cross-functional teams. The ideal candidate has 5+ years of experience, strong multidisciplinary skills, and proficiency with lab equipment. This position offers flexible work options and various employee benefits.

Prestations

Flexible work options

Health and Life Insurance

Financial growth opportunities

Commuter allowance

Personalised learning experience

Qualifications

• 5+ years of experience as an Automation Engineer or related field.
• Good knowledge of versioning tools like GIT.
• Experience in validation of display, touch, or camera systems is a plus.

Responsabilités

• Architect and build test benches, including mechanical and electronic components.
• Develop firmware to control actuators and simulate user interactions.
• Create and scale factory test benches on-site.
• Design test plans to validate products.
• Collaborate with Electronics, Mechanical, and Firmware teams.

Connaissances

Multidisciplinary skills (electronic, mechanic, and software)

Proficiency in CAD software

Knowledge of Python, C, or C++

Experience with Raspberry Pi and Arduino

Hands-on experience with lab equipment

Fluent in technical English

Outils

Multimeter

Oscilloscope

Soldering iron

Description du poste

About Ledger

We’re a team of experts pushing the limits of what’s possible, united by our common goal to unlock true freedom through digital ownership, making technology accessible for all. We believe in a world where users, creators and enterprises manage their value with ownership and freedom. Our curiosity drives us to innovate, empowering individuals on a global scale. We believe change is constant and our team moves forward as one, with a culture of problem‑solving where every employee is empowered and supported to challenge tradition and create solutions. Our mission is simple: to make self‑custody accessible and give people the keys to their own financial futures. If you want to make a true impact, we want you to join us at Ledger.

At Ledger, we’re proud to be the global platform for digital assets and Web3, with over 20% of the world’s crypto assets secured through our Ledger devices. With our headquarters in Paris, and offices in Vierzon, Grenoble, Montpellier, London, Portland, Geneva, Zurich and Central Singapore, we have a team of around 600 professionals developing a variety of products and services to enable individuals and companies to securely buy, store, swap, grow and manage crypto assets – including the Ledger hardware wallets line with more than 7.5 millions units already sold in 200 countries.

The team

join our Hardware team composed of Electronics, Mechanical, Firmware, Display Engineers dedicated to the creation, development and maintenance of our products.

As a Validation and Automation Engineer, you'll be responsible for the hardware validation ecosystem. You’ll define, create and maintain test benches to meet Ledger’s world‑class standard.

What you’ll be doing

• Architecting and building test benches, including mechanical assemblies with electronic components.
• Developing firmware and algorithms to control actuators and simulate real‑world user interactions.
• Developing and scaling factory test benches and flashing stations on our premises.
• Developing expertise on key subsystems disciplines such as Touch, Display, NFC…
• Designing and executing test plans to validate Ledger Products.
• Partnering closely with Electronics, Mechanical and Firmware teams.

What we’re looking for

• 5+ years of professional experience as an Automation Engineer, Mechatronics, Industrialization Engineer or related field.
• Good multidisciplinary skills (electronic, mechanic and software).
• Proficiency in CAD software and 3D printers for rapid fixture development.
• Good knowledge of Python, C or C++.
• Experience in Raspberry Pi, Arduino and actuators.
• Fundamental EE skills with the ability to review schematic.
• Working knowledge of versioning tools (GIT, other…)
• Hands‑on experience using lab equipment like Multimeter, Oscilloscope and Soldering iron.
• Curious, pragmatic and innovative – you stay current with industry trends, challenge assumptions and identify opportunities to improve quality and engineering efficiency.
• Fluent in technical English with the ability to translate complex data into actionable insights for cross‑functional teams.
• Past experience with display, touch or camera system validation is a plus.

Benefits

• Flexible work options - Our hybrid policy allows employees to work from home up to 3 times per week.
• Health & Wellness support - Health and Life Insurance.
• Financial growth opportunities - Employees can become shareholders in Ledger as well as other financial benefits depending on your country of work.
• Commuter allowance - Ledger offers a commuter allowance to contribute to your preferred means of transportation.
• Learning & Development - A comprehensive suite of training solutions providing a personalised learning experience for every employee.

For regionally specific benefits, your Talent Acquisition contact will be able to provide you with more information.

We’re committed to building an inclusive hiring process. If you need any adjustments or accommodations, just let us know, we’ll do our best to support you.