Signal Processing Engineer – Audio & Ultrasound (Embedded Systems Focus) (f/m/d)
Graz,
Austria
USound is disrupting the audio industry, setting new standards in audio experience, and maximizing the degrees of freedom in manufacturing wearables and hearables.
We are leaders in acoustic solutions based on MEMS speakers. Since 2018, we have been enabling our customers to bring new revolutionary audio products to the market. USound achieves this through radical miniaturization, power reduction, and increased production efficiency.
We are happy to connect with experienced Signal Processing Engineers with focus on real-time audio and ultrasonic algorithm development for embedded systems.
You will take a hands-on role in designing and implementing high-performance DSP algorithms, with a strong focus on embedded C firmware for low-power platforms used in wearable and consumer audio devices.
Responsibilities
- Design, implement, and optimize real-time signal processing algorithms for audio and ultrasound.
- Develop and maintain embedded C firmware for DSP-enabled microcontrollers.
- Collaborate with hardware and software engineers to integrate and validate algorithms on real devices.
- Debug and troubleshoot system-level issues across firmware, hardware, and signal chain.
- Contribute to architecture discussions and help define future DSP features.
- Deliver clean, efficient, and well-documented code with a focus on real-time performance.
- Operate with minimal supervision and take ownership of deliverables.
Experience and Qualifications
- More than 5 years proven experience with DSP development, particularly in audio and/or ultrasound applications.
- Strong hands-on skills in Embedded C for real-time systems.
- Deep understanding of signal processing fundamentals and real-time constraints.
- Experience working on low-power embedded platforms.
- Strong problem-solving, debugging, and optimization skills.
- Ability to work independently and manage time effectively in a fast-paced environment.
- Excellent English skills.
Bonus Skills
- Familiarity with Bluetooth audio or TWS (True Wireless Stereo) systems.
- Python for signal analysis, algorithm prototyping, or test automation.
- Experience with Android audio pipelines or audio app development.
Who you are
You’re an engineer who thrives on solving complex technical problems and can quickly become productive in a fast-moving project.
You bring a mix of algorithmic insight and embedded implementation expertise, and you’re comfortable owning features end-to-end.
What we offer
- Opportunity to work on cutting-edge DSP applications in wearable audio and ultrasonic tech.
- Long-term impact: your work will directly influence key products in development.
- Fast-moving, focused team with minimal overhead.
- Flexible working time and goal-oriented work environment.
- Range of the annual gross salary from € 55,000 depending on experience, qualifications, etc.; legal minimum annual gross salary on a full-time basis: € 42.591,92.
- Additional incentives including bonuses and profit-sharing opportunities.
Benefits: We offer a range of perks including lunch subsidies, language courses, well-being and summer childcare subsidies, future provision, and many more. At our location you will find free parking slots, a canteen and a snack buffet.
Lunch Dispent
Work Live Friendly
Free Refreshments
Bonus
Home Office
Development
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