Retune DSP is looking for a brilliant and energetic acoustical engineer, who wants to be part of a successful and quickly growing early stage company. You will be responsible for supporting our software and integrating our solutions into consumer products ensuring excellent sound quality and acoustical performance. You will be working in an international environment, in close cooperation with customers in Europe, Asia and North America.

The position is in Denmark at the Copenhagen (Lyngby) site.

You will be part of an intelligent and dedicated team of entrepreneurial engineers, working to create the best and most advanced multi-microphone noise reduction systems used in high-profiled global consumer products and brands. You will be responsible for acoustical tuning and verification of high volume consumer products, ensuring our products meet international standards. Your task will also include supporting our customers regarding the acoustical performance of their products. 

Your qualifications are:

  • Thorough understanding of acoustics
  • Electrical/acoustical engineer at master level
  • Matlab and/or Python scripting
  • Acoustical measurements
  • Experience in working with embedded systems
  • C# programming a plus
  • Good understanding of signal processing concepts and knowledge of DSP algorithms
  • Good understanding of software development and testing principles
  • Fluent in English, speaking and writing

On a personal level we expect you to be good at working and collaborating in an international team. You take responsibility for your own tasks. 

Retune DSP is a growing, successful, early stage Danish company founded in 2012. Retune develops and licenses advanced noise reduction software solutions for speech communication and voice control front ends used in mobile devices and consumer electronics by well recognized global consumer brands. 

Our headquarters are located at Scion-DTU in Lyngby, Denmark, with business development and applications engineering support offices in Indianapolis, USA and Shenzhen, China.  

If you have questions or want to know more about the position, please email your resume or CV to You are welcome to contact Ulrik Kjems +45 2728 2817, ulrik @ or Chris Welsh +1 317 506 3881, chris @