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JOB DETAILS

Staff Firmware Development Engr

CompanyNokia
LocationBengaluru
Work ModeOn Site
PostedSeptember 23, 2026
About The Company
Infinera is now part of Nokia. Infinera is revolutionizing telecommunications networks with innovative, industry-leading connectivity solutions. Our offerings include high-end subcomponent technology, systems for network infrastructure, automation software, advanced optical compound semiconductor manufacturing, & professional services. As a global supplier, we empower mobile service providers, internet content providers, cloud operators, submarine operators, governments & enterprises to scale network bandwidth, boost service innovation, and automate network operations. We are committed to continuously expanding and enhancing our world-class offerings to meet the changing needs of our customers. Our connectivity solutions are powered by the world’s best embedded & pluggable optical engines, which are designed, developed & manufactured in Infinera’s U.S.-based optical semiconductor fabrication center and are application-optimized for edge, metro, long-haul, and submarine transport networks. Our agile, open, compact & modular networking platforms enable network operators to rapidly and easily take advantage of best-in-class technology. Our software automation solutions optimize traffic flows and automate workloads to enable network operators to cost-effectively deliver secure bandwidth to their customers where and when needed. With these solutions, our goal is to create a connected world with unlimited bandwidth for everyone – everywhere, always, and instantly. What Inspires Us? A connected world with unlimited bandwidth for everyone – everywhere, always & instantly. What Motivates Us? Delivering innovative and impactful coherent optical technologies and open optical solutions that unlock new value for our customers. What Drives Us? To be a valued investment for our shareholders’ money, our customers’ CapEx and our employees’ time by delivering an unrivaled customer experience from an inclusive culture of innovation for our customers.
About the Role

We are looking for experienced firmware development engineer in Optical Domain. In this role, you'll join a dynamic firmware team dedicated to enhancing Nokia’s next-generation Optical line system products like ROADM, EDFA, Raman etc., for long-haul and metro applications. Working closely with cross-functional teams, you’ll design and implement innovative solutions that tackle complex problems in Dense Wavelength Division Multiplexing transport products. Your contributions will have a direct impact on the efficiency and reliability of cutting-edge optical technologies. You'll benefit from an environment that encourages knowledge sharing and collaboration, where your insights and expertise are valued. Our work includes everything from product concept to finished product - a process that spans over the entire development cycle. The team takes full responsibility for delivery on time with the right quality.

 

NILightpath

Responsibilities


Design, implement, and test code for next-generation Optical line system firmware products like ROADM, EDFA, Raman etc., used in optical network deployments.

  • Develop and maintain Firmware Requirement and Design documents.
  • Collaborate with optical, hardware, FPGA, software, manufacturing, and test teams for seamless integration.
  • Provide knowledge transfer to manufacturing processes.
  • Debug and resolve customer issues effectively.
  • Contribute to testing documentation to ensure product quality and compliance.
  • Participate in design reviews and provide input on architectural decisions.
  • Continuously seek improvements in firmware development processes and methodologies.

Qualifications

  • BE/BTech or ME/MTech in Computer Science, Electronics and communications engineering or related field
  • 8+ years of embedded software development experience in a multithreaded real-time environment
  • Strong C/C++ programming skills, system understanding, and debugging abilities are required.
  • Candidate must be a quick-learner and self-starter, energetic, flexible and positive
  • Hands-on experience in developing firmware, participating in requirement gathering, design and test plan reviews
  • Hands-on experience in using test equipment such as traffic generators, JTAG debuggers
  • Proficiency in Linux and C/C++ in embedded systems including micro controller-based systems.
  • Experience with device driver development for Linux or Real-Time Operating Systems
  • Knowledge of hardware interfaces and protocols (I²C, SPI, Ethernet, PCIe)
  • Hands-on experience in hardware bring-up and Uboot bootloader
  • Good analytical and troubleshooting skills are critical
  • Familiarity with Docker, JIRA, bit-bucket, and confluence is beneficial.
  • Excellent analytical and troubleshooting abilities
  • Experience in working collaboratively with a geographically separated team
  • Familiarity with RTOS environments (FreeRTOS, ThreadX, etc.)

  • Basic understanding of electronics schematics and hardware design

     

Nice-To-Have:

  • Experience with scripting languages
  • Hands-on experience with Zynq and ARM processors
  • Familiarity with firmware requirements and design documentation
  • Knowledge of optical engineering concepts
  • Experience working with cross-functional teams
  • Experience in using AI tools like Cursor, Gemini, Co Pilot etc.,
     
Key Skills
Firmware developmentCC++Embedded systemsLinuxReal-time operating systemsDevice driver developmentI2CSPIEthernetPCIeUbootHardware bring-upDebuggingOptical networkingROADM
Categories
TechnologyEngineeringSoftwareManufacturing
Job Information
📋Core Responsibilities
Design, implement, and test firmware for optical line system products like ROADM and EDFA. Collaborate with cross-functional hardware and software teams to ensure seamless integration and product quality.
📋Job Type
full time
📊Experience Level
5-10
💼Company Size
1923
📊Visa Sponsorship
No
💼Language
English
🏢Working Hours
40 hours
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