Ph.D. Position: Advanced Control of Loudspeaker Acoustic Directivity

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.

Research Context

Modern audio systems require precise control of sound coverage in complex environments. This PhD will explore advanced methods for steering and shaping sound beams, combining the source configurations and digital signal processing.

Objectives

• Develop algorithms for beam orientation and width control using advanced mathematical frameworks.
• Integrate environmental factors (e.g., reflections, audience zones) into optimization processes.
• Validate concepts through simulation and experimental prototypes.

Candidate Profile

• Master’s degree in Acoustics, Signal Processing, Audio Engineering, or related fields.
• Strong skills in numerical modelling and programming (MATLAB, Python).
• Knowledge of loudspeaker systems and array processing is a plus.
• Motivation for applied research and innovation in audio technologies.

We Offer

• A dynamic research environment with cutting-edge facilities.
• Collaboration with industry experts and potential international partners.

Hosting Teams

• L-Acoustics Loudspeaker Systems Research Team, Paris-Saclay
• Laboratoire des Signaux et Systèmes (L2S) - UMR CNRS, CentraleSupélec, Université Paris-Saclay, Paris-Saclay

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.