Marvell Technology

Principal Applications Engineer - Coherent Optical & Network Systems

Marvell Technology$173K — $257K *
Telecommunications & Hardware
8 - 10 years of experience
Job Overview by Ladders

Qualifications

  • Bachelor's in Electrical Engineering, Optical Engineering, or related (Master's preferred)
  • 8-12+ years in Applications engineering, system/network validation, or optical module engineering
  • Strong hands-on lab experience with optics and system-level testing
  • Proficiency in Python for automation and data analysis
  • Ability to lead complex technical investigations independently
  • Experience with hyperscale or large cloud customers
  • Hands-on with coherent optical modules and network environments, including various network operating systems.

Responsibilities

  • Lead end-to-end debugging and root-cause analysis across multiple engineering layers
  • Collaborate with hyperscale customers on product bring-up and technical escalations
  • Define and execute validation and debug test plans for coherent pluggable optics
  • Develop Python-based automation for testing and analysis
  • Communicate technical findings and corrective actions with internal teams
  • Create technical documentation such as application notes and debug reports

Benefits

  • Employee stock purchase plan with a 2-year look back
  • Family support programs for work-life balance
  • Robust mental health resources
  • Recognition and service awards for employee contributions and milestones
Full Job Description
Your Team, Your Impact

Cloud Optics Applications Engineering - responsible for customer-facing technical engagement, optical module qualification, system validation, and debug across hyperscale and data center deployments.

What You Can Expect

  • Lead end-to-end debug and root-cause analysis across optical, electrical, firmware, and system layers, including interoperability between modules, switches/routers, and optical line systems
  • Partner closely with a hyperscale customer on product bring-up, qualification execution, technical escalations, test plans and product definitions
  • Define, develop, and execute validation and debug test plans for coherent pluggable optics (e.g., 400G/800G/1.6T ZR/ZR+) operating within open line systems and network equipment
  • Develop Python-based automation for test execution, data collection, and analysis
  • Drive clear technical communication and corrective actions with internal engineering teams
  • Create essential technical documentation (application notes, qualification summaries, debug reports)


What We're Looking For

  • Bachelor's degree in EE, Optical Engineering, or related field (Master's preferred)
  • 8-12+ years experience in Applications engineering, system/network validation, or optical module engineering
  • Strong hands-on lab experience with optics and system-level testing
  • Proficiency in Python for automation and data analysis
  • Proven ability to lead complex technical investigations independently
  • Experience working directly with hyperscale or large cloud customers
  • Hands-on experience with coherent optical modules (e.g., 400G/800G ZR/ZR+) in end-to-end network environments, including validation across switches and routers running SONiC, IOS-XR, EOS, Junos, and similar network OSes on whitebox and OEM platforms (Cisco, Arista, Juniper, Nokia).
  • Strong background in Physical layer (Layer 1/Layer 2) interoperability testing, system bring-up, and cross-domain debug spanning optical performance, host interfaces, and network behavior.


Expected Base Pay Range (USD)
173,800 - 257,190, $ 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.

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.

#LI-TT1

About Marvell Technology

Marvell Technology is a semiconductor company that designs and develops analog, mixed-signal, and digital signal processing integrated circuits. The company's product portfolio includes processors, connectivity, storage, and security solutions. Marvell's customers operate in various industries, including data center, enterprise, automotive, industrial, and consumer electronics. The company was founded in 1995 and is headquartered in Santa Clara, California.
Learn more about Marvell Technology
Size
6,729 employees
Market Cap
$30.6 billion
Industry
Net Income
-$277.3 million
Founded
2013
5 Year Trend
+14.2%
Revenue
$2.9 billion
NASDAQ

Similar Jobs

More Jobs at Marvell Technology

More Telecommunications & Hardware Jobs

Find similar Principal Applications Engineer - Coherent Optical & Network Systems jobs: