Senior Applications Engineer (Audio Systems)

TL;DR

Senior Applications Engineer (Audio Systems): Providing expert-level support for Class D amplifier integration, including designing reference platforms and developing application notes. Focus on PCB design, audio performance characterization using Python, and collaborating with cross-functional teams.

Location: Must be able to access technical data without a requirement for an export license; Austin, Texas (Hybrid)

Company

hirify.global is propelled by top engineers in mixed-signal processing, solving complex challenges with innovative end-user solutions.

What you will do

• Provide expert-level engineering support for customers and field teams, focusing on Class D amplifier integration.
• Design and develop reference platforms 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.
• Create Python scripts and automation tools for audio performance characterization and demo control.
• Conduct circuit analysis and data collection for customer applications, including THD+N, efficiency, and power delivery metrics.
• Work closely with IC Design, Systems, and Validation teams to align design requirements with real-world use cases.

Requirements

• Bachelor’s degree in Electrical Engineering with 5+ years of experience in semiconductor or audio systems.
• Strong understanding of Class D amplifier architectures and modulation schemes (PWM, PDM).
• 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.
• Excellent communication skills for customer interaction and cross-functional collaboration.

Nice to have

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

Culture & Benefits

• Award-winning culture built on inclusion and fairness.
• Meaningful community engagement.
• Enjoyable employee experiences.