Staff Digital Mixed-Signal System Engineer

Renesas is seeking an experienced Staff Digital Mixed-Signal Systems Engineer to develop model and verify digitally implemented mixed-signal data paths for next-generation digital power management products used in AI datacenter and high-performance computing applications. 

This role focuses on the digital processing that connects real-world analog measurements to control-loop decisions. Areas of responsibility include ADC interfaces and controllers front-end filtering digital signal processing telemetry paths emulation models timing behavior fixed-point implementation and hardware and firmware interfaces. 

The successful candidate will work closely with systems digital design firmware verification validation applications and analog design teams to translate product and feature requirements into executable models detailed engineering specifications RTL implementation requirements and verification evidence. 

This is a digital systems engineering role for mixed-signal power products. It does not involve transistor-level analog circuit design but it requires a solid understanding of analog behavior and its interaction with digital control and signal-processing functions. 

WHY THIS ROLE MATTERS 

• Develop the digital processing paths that connect sensed power-rail behavior to control-loop telemetry protection and diagnostic functions. 

• Improve the modeling observability and verification of mixed-signal behavior in advanced digital power products. 

• Help engineering teams identify and resolve differences among system requirements models digital implementation and measured behavior. 

• Create reusable models test methods and specifications that improve engineering execution across product development. 

KEY RESPONSIBILITIES 

• Develop digital mixed-signal data paths for digital multiphase power controllers and related power management products. 

• Design and evaluate front-end digital signal-processing functions that filter condition scale decimate observe and route sensed voltage and current information. 

• Develop requirements for ADC interfaces and controllers including sampling relationships data-valid timing channel sequencing calibration support latency saturation quantization and error handling. 

• Create executable behavioral models and emulation-oriented representations that allow system and feature behavior to be evaluated before RTL and silicon are complete. 

• Translate system and control-loop requirements into detailed RTL requirements fixed-point formats datapath behavior register definitions firmware interfaces and verification criteria. 

• Analyze fixed-point implementation tradeoffs involving numeric range precision quantization rounding saturation latency area and implementation complexity. 

• Collaborate with analog design engineers to understand ADC sensing reference timing noise and accuracy assumptions that affect digital implementation. 

• Work with firmware engineers to develop configuration observability debug telemetry and bring-up capabilities needed for characterization and customer support. 

• Work with design verification and validation engineers to develop reference scenarios measurable pass/fail criteria correlation methods and test coverage for assigned features. 

• Analyze results from behavioral models RTL simulations emulation bench testing and silicon measurements to identify differences and support issue resolution. 

• Contribute to technical tradeoff decisions involving loop performance latency noise sensitivity resolution dynamic range power area configurability and customer-visible behavior. 

• Document data-path behavior interfaces assumptions models limits corner cases and verification expectations for cross-functional engineering teams. 

• Participate in technical reviews and communicate analysis results implementation risks and recommended solutions. 

e contracts model behavior limits corner cases and validation expectations.

Qualifications :

• Bachelors degree in Electrical Engineering Computer Engineering or a related technical discipline. 

• 5 years of relevant experience in digital design mixed-signal systems digital signal processing power management control-oriented digital design semiconductor verification or related product development. 

• Strong understanding of digital signal-processing concepts fixed-point arithmetic sampling filtering timing latency quantization saturation and numeric precision. 

• Experience developing or verifying ADC-facing digital logic sensor data paths telemetry paths digital controllers or control-loop support functions. 

• Experience translating system or feature requirements into detailed digital implementation requirements and measurable verification criteria. 

• Experience with behavioral modeling data analysis simulation or engineering automation using Python MATLAB C/C SystemVerilog or similar tools. 

• Ability to analyze complex behavior across digital and analog boundaries and methodically investigate differences between expected and observed results. 

• Ability to collaborate effectively with systems digital design firmware analog design verification validation applications and software teams. 

• Strong written and verbal communication skills including the ability to document technical behavior and present engineering results clearly. 

PREFERRED

• Masters degree in Electrical Engineering Computer Engineering Signal Processing Control Systems Power Electronics or a related discipline. 

• Experience with digital power controllers DC/DC converters voltage regulators power management ICs multiphase control or high-current datacenter power applications. 

• Experience with RTL development or verification using SystemVerilog or a similar hardware-description language. 

• Experience with Python MATLAB C/C emulation FPGA prototyping behavioral modeling real-number modeling or hardware/software co-development. 

• Experience with ADC controllers coherent sampling digital filtering decimation telemetry protection functions loop-compensation support or real-time control data paths. 

• Experience developing fixed-point models and comparing their behavior with floating-point reference models or RTL implementations. 

• Experience creating reusable models automated tests reference data or structured results that improve model-to-RTL model-to-emulation or model-to-silicon correlation. 

• Familiarity with control-loop behavior including stability bandwidth transient response sampling effects latency saturation and noise. 

• Experience debugging issues at the boundary among algorithms RTL implementation firmware configuration mixed-signal behavior and silicon measurements. 

Additional Information :

Renesas is an embedded semiconductor solution provider driven by its Purpose To Make Our Lives Easier. With a global team of over 21000 engineers and problem solvers in more than 30 countries we offer the opportunity to work on worldleading technology for Automotive Industrial Infrastructure and IoT shaping a safer healthier greener and smarter future.

At Renesas TAGIE is our culture grounded in being Transparent Agile Global Innovative and Entrepreneurial. It shapes how we work grow and deliver on our purpose together. This collaborative spirit and mindset drive our semiconductor technology to transform industries and impact millions of lives.

We believe in rewarding our employees with a competitive benefits package alongside their salary. More information will be provided during the hiring process.

Are you ready to join our team and shape the future with us

Renesas Electronics is an equal opportunity and affirmative action employer committed to supporting diversity and fostering a work environment free of discrimination on the basis of sex race religion national origin gender gender identity gender expression age sexual orientation military status veteran status or any other basis protected by law. For more information please read our Diversity & Inclusion Statement.

Renesas Electronics deals with dual-use technology that is subject to U.S. export controls regulations. Under these regulations it may be necessary for Renesas to obtain U.S. government export license prior to release of technology to certain persons. The decision whether or not to file or pursue an export license application is at the sole discretion of Renesas.

Remote Work :

No

Employment Type :

Full-time