Optical Module Software/Firmware Intern

About Marvell

Marvell’s semiconductor solutions are the essential building blocks of the data infrastructure that connects our world. Across enterprise, cloud and AI, and carrier architectures, our innovative technology is enabling new possibilities. 

At Marvell, you can affect the arc of individual lives, lift the trajectory of entire industries, and fuel the transformative potential of tomorrow. For those looking to make their mark on purposeful and enduring innovation, above and beyond fleeting trends, Marvell is a place to thrive, learn, and lead. 

Your Team, Your Impact

We are seeking a motivated and detail-oriented FAE Intern to join our technical team in Suzhou or Shanghai. This role offers hands-on experience working with cutting-edge PAM4 DSP, Coherent DSP and Coherent optical technologies. In addition to optical and high-speed hardware exposure, this role emphasizes software/firmware support for customer firmware development and test. As an intern, you will collaborate closely with senior FAEs and the U.S. application team to support customer engagements, debug hardware/software systems, and help optimize optical module performance.

The internship period will be conducted at Marvell Wuhan or Marvell Shanghai/Suzhou offices.

Interns who complete the internship with satisfactory performance will have the opportunity to receive full-time offer upon passing the assessment.

What You Can Expect

• Work with senior FAEs in helping customer Module firmware/software development

• Help build equipment control script for lab automation test

• Support lab activities to tune and optimize customer modules for improved performance under the guidance of experienced engineers

• Participate in product bring-up and evaluation, including initial software setup, TX/RX performance testing, and reproducing/reporting issues

• Contribute to the creation and maintenance of technical documentation, FAQs, and internal training materials

• Join onsite or remote customer support sessions to assist in debugging and issue resolution

• Learn and apply internal software tools for development, analysis, and debugging

• Assist with customer firmware development: image flashing, configuration, register access, and status/log collection over I²C/ MDIO.

• Support module control/management features and compliance checks (e.g., CMIS 5.x, 8636).

• What You Will Gain:

• Hands-on experience with state-of-the-art PAM4, Coherent ODSP technologies

• Practical exposure to system-level bring-up and hardware/software co-debugging

• Deep insight into the field application engineering workflow and customer interaction

• Mentorship and technical guidance from experienced FAEs and U.S. engineering teams

• Opportunity to learn about industry-leading SerDes DSPs in 5nm/3nm/2nm process nodes for 112G/224G/448G applications

What We're Looking For

• Currently pursuing a Master’s degree in Software, Computer Science Electronics/electrical/control Engineering, or a related field

• Experience and programming: Comfortable with C and Python; able to write small utilities and read/modify embedded code.

• Strong willingness to learn, effective communication skills, and a collaborative mindset

• Able to commit at least 4-6 months or more

• Experience with DCA, BERT, or other test equipment is a strong advantage

• Knowledge of signal and power integrity is a plus

• Experience with simulation tools such as ADS or HFSS is desirable.





Additional Compensation and Benefit Elements

With competitive compensation and great benefits, you will enjoy our workstyle within an environment of shared collaboration, transparency, and inclusivity. We’re dedicated to giving our people the tools and resources they need to succeed in doing work that matters, and to grow and develop with us. For additional information on what it’s like to work at Marvell, visit our Careers page.

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.

Interview Integrity 

To support fair and authentic hiring practices, candidates are not permitted to use AI tools (such as transcription apps, real-time answer generators like ChatGPT or Copilot, or automated note-taking bots) during interviews.

These tools must not be used to record, assist with, or enhance responses in any way. Our interviews are designed to evaluate your individual experience, thought process, and communication skills in real time. Use of AI tools without prior instruction from the interviewer will result in disqualification 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.

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