Lead architecture, development, and innovation for fiber-based fixed access network products and OLT software platforms. Design scalable Layer 2 networking solutions involving forwarding, multicast, QoS, and VLANs; troubleshoot complex telecom software issues; influence product strategy; and guide technical decisions across teams. The role also requires technical leadership, mentoring, test automation expertise, and delivery of large-scale telecom solutions.
We are looking for a Principal Technical Specialist – R&D to lead architecture and innovation in fiber-based fixed access networks products/solutions. This role will drive end-to-end design of OLT software solutions, influencing product strategy, technology direction, and large-scale deployments through deep expertise and technical leadership.
NIFN2026
- Own and drive architecture & development of OLT software platforms, ensuring scalability, performance, and reliability.
- 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.
- Provide technical leadership across teams, guiding design decisions and solving complex system-level challenges.
- Contribute to an agile and fast-paced development environment, fostering innovation.
You Have:
- Graduate or Postgraduate Degree in Engineering
- 15+ years experience as lead SW developer/Tester in Telecom Access or Core network products
- Strong knowledge/domain experience in Datacom, L2 forwarding, QoS, VLAN, L2 Protocols and etc.
- Good programming expertise – C, C++ , Python, Go and etc,.
- Good Test Automation Expertise – Robo, Python and etc,.
- Very good knowledge on network processors, packet processing, traffic engineering and etc,.
- Very good knowledge on network element management, data models, etc,.
- Demonstrated experience in technical leadership / team mentoring.
- Proven track record in technical architecture, complex problem-solving, and large-scale solution delivery.
It would be nice if you also had:
- Experience in network software testing lifecycle and automation.
- Good knowledge & understanding on GPON Transport is added advantage (but not a must)
Nokia Chennai, Tamil Nadu, IND Office
Chennai, India
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Leads architecture, development, and innovation for OLT software platforms in fiber-based fixed access networks. Designs GPON/XGPON and Layer 2 networking solutions, including forwarding, multicast, QoS, and VLAN capabilities. Provides technical leadership, mentors teams, resolves complex telecom software issues, collaborates with Product Management, and supports large-scale deployments. Requires deep expertise in telecom access or core network products, network processors, packet processing, traffic engineering, data models, programming, and test automation.
Top Skills:
AgileCC++Data ModelsGoGponL2 ForwardingLayer 2 NetworkingMulticastNetwork Element ManagementNetwork ProcessorsOltPacket ProcessingPythonQosRoboTest AutomationTraffic EngineeringVlanXgpon
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