Principal DSP Firmware Engineer - Embedded Processors/Mixed Signal /RTOS/PHY

As a Principal DSP Firmware Engineer in Marvell's Ethernet PHY group, you will design and develop high-speed transceivers for computer networks. This role involves contributing to firmware development for embedded processors in mixed-signal DSP communication transceivers, including developing and debugging portable C software, structuring new feature designs, and participating in the software development design flow. You will also be involved in interoperability testing, issue resolution, and creating utilities for embedded software development and diagnostics.

Must Have

• Develop and debug portable software in C, for embedded firmware and host-based utilities.
• Intelligently structure new feature designs for scalability and maintainability.
• Participate in software development design flow, code reviews, and issue tracking.
• Perform cross-vendor interoperability testing and debugging.
• Identify, troubleshoot, and resolve issues to maintain standards compliance.
• Create utilities for embedded software development, debugging, evaluation, and diagnostics.
• Develop test infrastructure, data analysis tools, and maintain test scripts.
• Assist in system performance analysis and improvement of firmware and test infrastructure.
• BS/MS degree in CS/CE/EE and 10-15 years of experience.
• Solid C and Python programming, debug and testing skills.
• Knowledge of embedded microprocessors (ARM Cortex, RISC V).
• Experience with Git source code control and build/release procedures.
• Adherence to established coding guidelines and practices.
• Strong verbal and written communication skills.

Good to Have

• Proficiency in using state machines to architect and write well-structured C code for embedded microprocessors.
• Experience in architecture, design, integration, and test of embedded firmware for digital signal processing systems.
• Experience in the design of a boot loader and implementation of an RTOS.
• Experience throughout the entire embedded firmware development cycle.
• Strong hardware troubleshooting capability with working knowledge of test equipment.
• Working DSP knowledge in digital filters, adaptive equalization, and crosstalk cancellers.
• Experience in Python based GUI development.
• Methodical debugging skills and root cause analysis.
• Experience with Ethernet protocols and physical layer devices.
• Proficiency in Verilog.

Perks & Benefits

• Total compensation package with base, bonus, and equity.
• Health and financial wellbeing benefits.
• Flexible time off.
• 401k.
• Year-end shutdown.
• Floating holidays.
• Paid time off to volunteer.

Your Team, Your Impact

The Ethernet PHY group at Marvell designs and develops high speed transceivers for computer networks. As a member of the PHY DSP firmware team the candidate will contribute to the development of firmware for an embedded processor in a high performance, mixed-signal DSP communication transceiver.

What You Can Expect

Responsibilities will include (but are not limited to):

• Develop and debug portable software in C, to be used in embedded firmware as well as in C/Python-based host-based utilities and GUIs, and regression and simulation infrastructure
• Intelligently structure new feature designs and other software changes so that code is scalable, maintainable, and easily mergeable.
• Participate in software development design flow, submitting and attending code reviews, managing and updating issue-tracking tickets (Jira), following team-specific design and coding guidelines.
• Cross vendor interoperability testing and debugging.
• Identify, troubleshoot and resolve issues to maintain standards compliance.
• Create utilities that aid in embedded software development, debugging, evaluating and diagnostics.
• Develop test infrastructure, test data analysis tools, and maintaining test scripts
• Assist team to perform analysis on system performance and identify opportunities to improve system firmware and test infrastructure including Python GUI and automated data collection analysis infrastructure.

What We're Looking For

Minimum Qualifications:

• BS/MS (preferred) degree in CS/CE/EE and 10-15 years of experience.
• Solid C and Python programming, debug and testing skills.
• Knowledge of embedded microprocessors (ARM Cortex, RISC V).
• Experience with Git source code control and build/release procedures.
• Must adhere to established coding guidelines and practices.
• Strong verbal and written communication skills.

Preferred Qualifications:

• Proficient at using state machines to architect, design and write well-structured C code targeted for an embedded microprocessor.
• Experience in the architecture, design, integration and test of embedded firmware for digital signal processing systems
• Experience in the design of a boot loader and implementation of an RTOS.
• Experience throughout the entire embedded firmware development cycle including specification, design, integration and test
• Strong hardware troubleshooting capability with working knowledge of test equipment including oscilloscopes, ICE, spectrum analyzers and network analyzers.
• Working DSP knowledge in digital filters, adaptive equalization and crosstalk cancellers typical in wireline applications such as DSL and ethernet.
• Experience in Python based GUI development
• Methodical debugging skills and root cause analysis.
• Experience with Ethernet protocols and physical layer devices highly desirable.
• Proficiency in Verilog a plus.

Expected Base Pay Range (USD)

148,500 - 219,780, $ per annum

The successful candidate’s starting base pay will be determined based on job-related skills, experience, qualifications, work location and market conditions. The expected base pay range for this role may be modified based on market conditions.

Additional Compensation and Benefit Elements

At Marvell, we offer a total compensation package with a base, bonus and equity.Health and financial wellbeing are part of the package. That means flexible time off, 401k, plus a year-end shutdown, floating holidays, paid time off to volunteer. Have a question about our benefits packages - health or financial? Ask your recruiter during the interview process.

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, sexual orientation, gender identity, disability or protected veteran status.

Any applicant who requires a reasonable accommodation during the selection process should contact Marvell HR Helpdesk at TAOps@marvell.com

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Interview Integrity

As part of our commitment to fair and authentic hiring practices, we ask that candidates do not use AI tools (e.g., transcription apps, real-time answer generators like ChatGPT, CoPilot, or note-taking bots) during interviews.

Our interviews are designed to assess your personal experience, thought process, and communication skills in real-time. If a candidate uses such tools during an interview, they will be disqualified from the hiring process.

This position may require access to technology and/or software subject to U.S. export control laws and regulations, including the Export Administration Regulations (EAR). As such, applicants must be eligible to access export-controlled information as defined under applicable law. Marvell may be required to obtain export licensing approval from the U.S. Department of Commerce and/or the U.S. Department of State. Except for U.S. citizens, lawful permanent residents, or protected individuals as defined by 8 U.S.C. 1324b(a)(3), all applicants may be subject to an export license review process prior to employment.