Senior C++ Engineer (PON)
Confirmed on the employer's own hiring board on Oct 15, 2026. First seen by Alion on Aug 26, 2026.
Senior C++ Engineer (PON)
Harmonic is the worldwide leader in virtualized broadband solutions, shaping the next generation of multigigabit connectivity. We revolutionized broadband networking via the industry’s first virtualized broadband solution, enabling broadband operators to deploy gigabit internet service more flexibly to consumers’ homes and mobile devices.
Learn more at www.harmonicinc.com.
Role Description
We are looking for a Senior C++ Engineer to join our team
You will report to the Director of Core Software, Broadband business unit
You will be based in Bengaluru, India
Location
Hybrid work with at least 3 times a week from the office in Bengaluru.
What you will be doing:
The position involves C/C++ and/or python development of next-generation cable industry leading products, services and systems for Harmonic.
Successful candidates for this position have experience in the design, development and test of Passive Optical Network (PON) Optical Line Terminal (OLT) access solutions. Candidates will learn and build on experience using advanced C++ and python technologies, containerized solutions (Docker and k8s), Embedded Systems and various networking environments developed to operate within Linux servers using cutting-edge technologies and techniques.
As part of the role, you will be involved in the following areas:
- C/C++ and/or python code development of OLT device programming, ONU management & control, and state-of-the-art system orchestration capabilities as part of our R&D team
- Investigations and debug of complex issues both from Harmonic QA and Customer Networks
- Plan, design, implement, and test within an agile development framework
What you should have:
- B.Sc. in Computer Science / Software Engineering / Electrical Engineering
- 5+ years’ experience in Software Application development of one or more of the following: IEEE (xEPON), ITU-T (xGPON) PON, G.984.4/G.988 OMCI, DPoE®/IEEE 1904.1 SIEPON or related OAM
- Practical knowledge of DPoE and/or TR-156/200
- Experience with BBF CCO and OB-BAA, ONF CORD, SEBA, and vOLT-ha - advantage
- Development within Linux Embedded environment
- C/C++ Programming. Python - advantage
- Experience in Networking, Multi-threading, OOD and Design patterns.
- DOCSIS / DPDK knowledge - advantage
- High level of interpersonal skills. Team player with ability to communicate effectively with different groups in English (written and verbal)
At Harmonic, we believe that building and nurturing a global team with diverse backgrounds and voices is critical to our success. Together, we achieve excellence through creativity and innovation, build relationships based on integrity and mutual respect, and deliver the highest quality in every aspect of our business for the benefit of our employees, business partners and shareholders.