We are looking for a Technical Specialist – R&D to drive innovation in fiber-based fixed access networks technologies. You will design and develop high-performance software for OLT (Optical Line Terminal) platforms, working closely with cross-functional R&D and Product Management teams to deliver scalable, customer-centric solutions.
ResponsibilitiesNIFN2026
• Development of high-quality software for OLT products, enhancing performance and scalability.
- Work on Fiber Transport technologies with focus on GPON/XGPON systems.
- Design, develop and implement Layer 2 networking solutions (forwarding, multicast, QoS).
- Collaborate with Product Management to translate customer feedback into product features.
- Drive end-to-end troubleshooting and resolution of complex telecom software issues.
- Ensure high engineering standards and delivery excellence.
- Contribute to an agile and fast-paced development environment, fostering innovation.
- Graduate or Postgraduate Degree in Engineering
- 8–12 years in telecom broadband access domain (Fiber Transport / OLT development).
- Strong programming expertise in C/C++, Java, Go or JavaScript.
- Hands-on experience with OLT platforms (Optical Line Terminals), GPON/XGPON technologies, and device-level software.
- Solid understanding of Layer 2 protocols (IGMP, PPPoE, 802.1x, QoS).
- Proven ability to solve complex technical problems and drive execution across SDLC.
- Demonstrated experience in technical leadership / team mentoring.
It would be nice if you also had:
Experience in network software testing lifecycle and automation.
- Strong knowledge of multicast, QoS optimisation, and access network performance tuning.
Nokia is a global leader in connectivity for the AI era. With expertise across fixed, mobile and transport networks, powered by the innovation of Nokia Bell Labs, we’re advancing connectivity to secure a brighter world.
Our recruitment process
We act inclusively and respect the uniqueness of people. Our employment decisions are made regardless of race, color, national or ethnic origin, religion, gender, sexual orientation, gender identity or expression, age, marital status, disability, protected veteran status or other characteristics protected by law. We are committed to a culture of inclusion built upon our core value of respect.
If you’re interested in this role but don’t meet every listed requirement, we still encourage you to apply. Unique backgrounds, perspectives, and experiences enrich our teams, and you may be just the right candidate for this or another opportunity.
The length of the recruitment process may vary depending on the specific role's requirements. We strive to ensure a smooth and inclusive experience for all candidates. Discover more about the recruitment process at Nokia.
- Flexible and hybrid working schemes
- A minimum of 90 days of Maternity and Paternity Leave, with the option to return to work within a year following the birth or adoption of a child (based on eligibility)
- Life insurance to all employees to provide peace of mind and financial security
- Well-being programs to support your mental and physical health
- Opportunities to join and receive support from Nokia Employee Resource Groups (NERGs)
- Employee Growth Solutions to support your personalized career & skills development
- Diverse pool of Coaches & Mentors to whom you have easy access
- A learning environment which promotes personal growth and professional development - for your role and beyond
Nokia Chennai, Tamil Nadu, IND Office
Chennai, India
