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Marcoussis, Île-de-France, France
Hybrid
L‑Acoustics is the world leader in premium professional sound systems for live events. From world-class artists on tour, to major music festivals in every genre, to opening and closing ceremonies of planetary sporting events, we are the trusted choice of event professionals who require extreme reliability and fidelity show after show.
Designed and manufactured in Europe, and available in 80 countries globally, L-Acoustics employs over 1300 people worldwide, with 20% of team resources devoted to R&D and application. Our products are built to the highest professional and sustainable standards, which we, continue to define and elevate.
Reporting to the Head of Development, Mechanical Engineering, you will be responsible for:
Designing loudspeakers and accessories for our professional sound reinforcement systems in close collaboration with the Product Design and Acoustics Engineering teams.
Leading design activities, including: Consolidation of specifications, Development of project schedules, Definition of milestones and identification of project risks.
Preparing products for industrialization through: Participation in FMEA and DFMEA activities, Development of prototypes and execution of qualification testing.
Analyze requirements and propose appropriate technical solutions.
Perform sizing calculations and numerical simulations of components while taking into account mechanical (static and dynamic) as well as functional constraints.
Prepare technical specifications to ensure optimal design solutions that comply with applicable regulations.
Develop qualification test protocols for prototypes.
Create, maintain, and update project technical validation documentation.
Contribute to the optimization of manufacturing processes and the development of technical guidelines to improve product design in collaboration with the Industrialization and Manufacturing Engineering teams.
Provide technical support to the Quality, Technical Documentation, and Software teams.
Play a key role in continuous improvement initiatives, including:
Contributing to lessons learned and feedback activities.
Supporting the implementation of new tools such as PLM systems.
Integrating new technologies.
Developing and deploying new measurement and testing methods.
Degree in Mechanical Engineering, Materials Science, or a related field.
Minimum of 2 years of professional experience.
Proficiency in Finite Element Analysis (FEA), including both static and dynamic simulations.
Mechanical calculations and strength of materials.
Manufacturing methods and processes.
Test correlation, tolerance stack-up analysis, and GD&T (Geometric Dimensioning and Tolerancing).
CAD tools and PDM/PLM systems.
Strong autonomy and analytical skills.
Teamwork and ability to collaborate across multidisciplinary teams.
Curious mindset with a proactive and solution-oriented approach.
What we offer
At L-Acoustics, newcomers are welcomed into a dynamic and inclusive environment that blends technological excellence with human-centered values. New team members benefit from the following:
Hybrid work policy with remote flexibility
Comprehensive health benefits to support you and your family.
Opportunities for internal mobility and career advancement
A collaborative, international work environment driven by innovation.
Employee events and initiatives that foster community and creativity.
Access to the company’s CSE (Comité Social et Économique), offering cultural, leisure, and social benefits.
A strong focus/emphasis on work-life balance
L-Acoustics supports personal/professional development, diversity, and community engagement—ensuring that every newcomer feels empowered to grow, contribute, and thrive from day one.
We recognize that talent is multifaceted. Our commitment to valuing each individual, giving equal opportunities to all and building a team enriched by a variety of backgrounds and experiences. What matters most to us is your passion, your expertise, and your drive to grow. We believe in creating an environment where people can do their best work and thrive together. Even if this role isn’t an exact match, we encourage you to apply. Your unique perspective could be just what our team needs.