Staff Applications Engineer

Celestial AI
Celestial AI

IT

Santa Clara, CA, USA

USD 111,070-166,400 / year + Equity

Posted on Jun 18, 2026

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

This is a key position that impacts customer production ramp up for the HSC retimer product line. The high speed Ethernet PHY products connect different switches, routers, servers together in an Enterprise or Data Center environment.
This position is specifically for resolving applications issues while supporting customer from design to production.
This role involves working directly with customers, lab testing to duplicate problems and working with the internal R&D team to continuously improve our product line.

What You Can Expect

In this role you will:

  • Provide technical support and development on the industry-leading connectivity solution with speeds up to 800Gbps and beyond

  • Design and development of firmware and SDKs for high-speed PHY transceivers

  • Assist in implementation and validation of drivers of high-speed transceivers , security protocols, clock synchronization protocols including PTP, SyncE

  • Conduct hands-on system bring-up and debugging on transceiver technology built on 5nm process node

  • Diagnose and resolve complex hardware and software issues through systematic replication and root cause analysis, delivering both remote and on-site customer support

  • Collaborate with cross-functional engineering teams in the execution of device-level and system-level testing initiatives

  • Develop a comprehensive understanding of high-speed application environments through lab testing and field trials

  • Review and provide technical input on hardware schematics

  • Collaborate with the sales organization to deliver technical expertise that supports the successful adoption of Marvell Ethernet PHY solutions at key customer accounts

  • Design and deliver technical training programs for internal and external stakeholders

  • Collaborate across silicon development, system validation, and product marketing organizations to inform the definition of next-generation products and solutions

  • Author and maintain high-quality technical collateral, including application notes, user guides, release notes, white papers, and related documentation

What We're Looking For

Bachelor’s degree in computer science, Electrical Engineering or related fields and 3+ years of related professional experience OR Master’s degree and/or PhD in Computer Science, Electrical Engineering, or related fields with 2+ years of experience.

  • Proficiency in C/C++, Python, and experience working with APIs

  • Demonstrated experience in a Systems, Validation, Embedded, or Applications Engineering capacity, preferably with high-speed semiconductor devices

  • Working knowledge of device driver development principles and methodologies

  • Strong analytical capabilities with a systematic approach to hardware and software debugging

  • Practical experience operating lab equipment, including high-speed oscilloscopes, spectrum analyzers, logic and protocol analyzers, and traffic generators

  • Familiarity with one or more of the following disciplines: high-speed PCB layout, signal integrity analysis, board assembly, or electronics manufacturing

  • Exceptional written and verbal communication skills, with demonstrated ability to convey technical information clearly and effectively in a multicultural, cross-functional environment

  • Strong customer orientation, attention to detail, and the capacity to manage multiple concurrent priorities independently

  • Ability to travel to customer sites as required, up to 10%


Desired

  • Knowledge of complex mixed-signal integrated circuits, SerDes architectures, or high-speed interface protocols and standards is preferred

Expected Base Pay Range (USD)

111,070 - 166,400, $ 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 TAOps@marvell.com.

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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