Lumentum Operations LLC

Firmware Engineer

Lumentum Operations LLC$112K — $160K *
Technical Services
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • Bachelor's or Master's degree in Electrical Engineering, Computer Engineering, Computer Science, or a related field.
  • 3+ years of experience in embedded firmware development, preferably in optical networking or telecommunications.
  • Proficient in C/C++ programming for embedded systems.
  • Strong understanding of microcontroller architectures and peripheral interfaces (I2C, SPI, UART, USB, Ethernet).
  • Familiarity with hardware/software co-design and debugging tools.

Responsibilities

  • Design, develop, and debug firmware for optical modules and other products.
  • Implement embedded software for microcontrollers with a focus on real-time operating systems.
  • Develop and execute unit, integration, and system tests for firmware quality assurance.
  • Collaborate with hardware engineers to define firmware requirements during design phases.
  • Support product bring-up and production ramp-up with manufacturing and test engineering teams.
  • Contribute to architecture discussions and provide input during design reviews.
  • Analyze and resolve firmware issues, including performance bottlenecks.

Benefits

  • Flexible time off
  • Health and wellness benefits (physical and mental)
  • Tuition reimbursement and career growth support
  • Free gym, games room, and prayer room on-site
  • Subsidized meals and free coffee/tea
  • Employee stock options and incentive plans
  • Collaborative, innovative, and inclusive workplace culture
Full Job Description
Why You'll Love This Role

As a Firmware Engineer at Lumentum Operations LLC, you will be instrumental in developing, testing, and maintaining embedded software for our cutting-edge optical products. This role involves working across the full firmware development lifecycle to ensure high-performance and reliable operation of our devices.

What You'll Be Doing

  • Design, develop, and debug firmware for new and existing optical modules, transceivers, and other Lumentum products.
  • Implement embedded software for microcontrollers and other embedded systems, focusing on real-time operating systems and internal operation systems.
  • Develop and execute comprehensive unit, integration, and system tests to ensure firmware quality and robustness.
  • Work closely with hardware engineers during the design phase to define firmware requirements and interfaces.
  • Work closely with manufacturing and test engineering teams to support product bring-up, debug, and production ramp-up.
  • Contribute to architecture discussions and design reviews, providing expert input on firmware solutions.
  • Analyze and resolve complex firmware issues, including performance bottlenecks and stability problems.
  • Document firmware designs, specifications, and test plans to maintain clear and concise records.
  • Stay current with industry trends and emerging technologies in embedded systems and optical networking.


What We're Looking For

Education:

Bachelor's or Master's degree in Electrical Engineering, Computer Engineering, Computer Science, or a related field.

Experience:
Core Requirements:


  • 3+ years of experience in embedded firmware development, preferably in the optical networking or telecommunications industry.
  • Proficiency in C/C++ programming for embedded systems.
  • Experience with bare-metal and real-time operating systems such as FreeRTOS, or similar.
  • Strong understanding of microcontroller architectures (e.g., ARM Cortex-M/R based) and peripheral interfaces (I2C, SPI, UART, USB, Ethernet).
  • Familiarity with hardware/software co-design and debugging tools (oscilloscopes, logic analyzers, in-circuit debuggers).
  • Experience with version control systems (e.g., Git).
  • Knowledge of digital signal processing (DSP) or control systems is a plus.
  • Excellent problem-solving skills and attention to detail.
  • Ability to work independently and as part of a collaborative team.
  • Strong written and verbal communication skills.


Perks You'll Love

  • Flexible time off
  • Health and wellness benefits (physical and mental)
  • Tuition reimbursement and career growth support
  • A workplace built for you: free gym, games room, prayer room
  • Subsidized meals, free coffee/tea
  • Employee stock options and incentive plans
  • A collaborative, innovative, and inclusive culture


Join a Team That's Shaping the Future

At Lumentum, we're more than just a workplace-we're a launchpad for creativity and innovation. We're committed to celebrating your unique talents and helping you grow. Our guiding principles-Innovate, Engage, Deliver, Excel, and Win-aren't just words; they're the heart of what we do.

Let's Build a Brighter Future Together!

Pay Range:
P60-USA-1 :$112,050.00 - $160,050.00
Disclaimer:

Final base salary for the successful candidate will depend on multiple factors, including but not limited to, job location, where work will be performed, qualifications, work history and relevant experience. With our continual goal of making Lumentum a best place to work for our employees, we strive to offer employees competitive total compensation packages, which may include annual bonus, commission for certain sales roles, equity, and health and welfare benefits.

About Lumentum Operations LLC

Lumentum is a leading provider of photonics products for optical networking and commercial laser customers worldwide. The company designs and manufactures innovative optical and photonic products enabling optical networking and commercial laser customers worldwide. Lumentum's optical components and subsystems are part of virtually every type of telecom, enterprise, and data center network. The company's commercial lasers enable advanced manufacturing techniques and diverse applications including next-generation 3D sensing capabilities. Lumentum is headquartered in Milpitas, California, and has R&D, manufacturing, and sales offices worldwide. The company was founded in 2015 as a spinoff from JDS Uniphase Corporation.
Learn more about Lumentum Operations LLC
Size
5,618 employees
Market Cap
$3.4 billion
Industry
Net Income
$189.1 million
Founded
2015
5 Year Trend
+11.3%
Revenue
$1.7 billion
NASDAQ

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