Principal Application Engineer

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

The comprehensive Marvell enterprise Ethernet switch portfolio addresses enterprise campus, enterprise data center, SMB, industrial and embedded connectivity applications. The feature-rich Prestera product family includes silicon optimized for each market and use case, with capacities ranging from 28 Gbps to 12.6 Tbps. The entry-level Link Street family is optimized for industrial and SMB applications.

What You Can Expect

• Support internal or external teams on system level debugging.
• Analyze bring up, debug and characterize silicon level Marvell's internal IPs such as High-Speed SerDes for various Marvell products.
• Evaluate and debug new features in PHY, develop driver firmware, collect performance data, and resolve application and production issues including Ethernet and PCIe products.
• Provide direct technical support to top tier customers and work with them to review designs, discuss questions and help tune performance to meet system requirement.
• Develop and execute bench level validation test plans, develop script in Python, VBA, MATLAB to automate testing.
• Generate appropriate test report and write application notes.
• Provide technical support to customers for resolving all technical issues and for furnishing collateral documentation related to technical matters.
• Act as a primary technical interface between the company and customers.
• Qualify design activity at the customer engineering level and participate in the definition of new products and the identification of niche areas that present new opportunities for Marvell.

What We're Looking For

• Bachelor's degree in Computer Science, Electrical Engineering or related fields and 10+ years of related professional experience. OR Master's degree and/or PhD in Computer Science, Electrical Engineering or related fields with 5+ years of experience.
• Expertise in C software code, Code review and debug (log adding), fixing code, preparing patch fixes.
• Strong fundamentals of communication, transmission lines, EM, microwave theories.
• Test Script generation in Python, VBA, MATLAB, SAI/SONiC, or other language.
• Debugging using equipment like Oscilloscope (Keysight, Tektronix, Teledyne Lecroy), TDR (Time Domain Reflectometer, Tektronix), VNA (Vector Network Analyzer, Agilent), Logic Analyzer (Tektronix, Agilent).
• Prior experience creating and performing validation test cases and generating reports including the gathered data and target results.
• Prior experience interacting with remote teams.
• Willing to travel (5-10% domestic and international)
• English both oral and written commmunication skills
• Bench analysis using equipment like BERT (Bit Error Rate Tester, Keysight, Anritsu) or AWG (Arbitrary Waveform Generator, Tektronix) is a plus.
• Prior experience performing 5G, 10G, 25G NRZ and 53G PAM-4 Transmitter Compliance test measurements using IEEE Compliant HCB (Host Compliance Board) test fixture is a plus.
• Prior experience performing electrical compliance testing for PCIE Gen4/5 using PCI-SIG Compliance boards is a plus.
• Experience and knowledge on high-speed SerDes Printed Circuit Board design and system application is a plus.
• Prior working experience as an Application Engineering supporting Tier1 Customers is a plus

Expected Base Pay Range (USD)
143,200 - 214,500, $ 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
Marvell is committed to providing exceptional, comprehensive benefits that support our employees at every stage - from internship to retirement and through life's most important moments. Our offerings are built around four key pillars: financial well-being, family support, mental and physical health, and recognition. Highlights include an employee stock purchase plan with a 2-year look back, family support programs to help balance work and home life, robust mental health resources to prioritize emotional well-being, and a recognition and service awards to celebrate contributions and milestones. We look forward to sharing more with you 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

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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