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Cirrus Logic · 10 hours ago

Senior Applications Engineer

Austin, TX

Full-time

Onsite

Senior Level

5+ years exp

Cirrus Logic is a leading company in mixed-signal processing known for its innovative culture and exceptional employee experiences. They are seeking a Senior Applications Engineer to drive innovation in Mixed Signal Audio solutions, focusing on Class D Amplifiers and providing expert-level engineering support for customers.

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No H1B

U.S. Citizen Only

Responsibilities

Provide expert-level engineering support for Cirrus Logic customers and field teams, with a focus on Class D amplifier integration

Design and develop reference platforms and evaluation boards showcasing Class D amplifier performance, including EMI mitigation and thermal optimization

Author detailed application notes, white papers, and design guides tailored to Class D amplifier use cases

Collaborate with layout engineers to produce high-fidelity PCB designs optimized for audio performance and efficiency

Create advanced Python scripts and automation tools for audio performance characterization and demo control

Conduct in-depth circuit analysis and data collection for customer applications, including THD+N, efficiency, and power delivery metrics

Influence product definition by contributing insights from customer feedback and system-level testing

Work closely with IC Design, Systems, and Validation teams to align design requirements with real-world use cases

Manage multiple priorities independently and communicate project status across cross-functional teams

Occasional travel (approx. 2 weeks/year) for customer support and technical training

Qualification

Class D amplifier expertiseAudio interface standardsSchematic capturePCB layoutC/C++ programmingPython programmingLab equipment proficiencyMixed-signal hardware experienceVersion control systemsCommunication skills

Required

Bachelor's degree in Electrical Engineering with 5+ years of experience in semiconductor or audio systems

Strong understanding of Class D amplifier architectures, modulation schemes (PWM, PDM), and protection mechanisms

Experience with audio interface standards: I2S, TDM, I2C, SPI, USB, UART

Proficient in schematic capture and PCB layout principles for high-efficiency audio systems

Skilled in C/C++, Python or other programming language

Familiarity with version control systems (e.g., Git) and collaborative development workflows

Hands-on experience with lab equipment: oscilloscopes, audio analyzers, spectrum analyzers, power supplies

Excellent communication skills for customer interaction and cross-functional collaboration

Preferred

Background in mixed-signal hardware and audio systems is strongly preferred

Company

Cirrus Logic

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Cirrus Logic is an industry leader in low-power audio and high-performance mixed-signal processing technology that creates immersive user experiences for the world’s top mobile and consumer applications.

Founded in 2012

Austin, Texas, USA

1001-5000 employees