Senior Software Integration Engineer – ONU Interoperability

2 weeks ago

Bengaluru, Karnataka, India Harmonic Full time ₹ 12,00,000 - ₹ 24,00,000 per year

Description
Senior Software Integration Engineer – ONU Interoperability
Harmonic is the worldwide leader in virtualized broadband solutions. We revolutionized broadband networking via the industry's first virtualized broadband solution, enabling broadband operators to more flexibly deploy gigabit internet service to consumers' homes and mobile devices. Learn more at

Role Description
We are seeking a Senior Software Integration Engineer – ONU Interoperability to join our Broadband R&D organization in Bangalore, India.

This position is part of a strategic new team responsible for ensuring the interoperability, stability, and compliance of Optical Network Units (ONUs) with Harmonic's virtualized OLT (vOLT) solutions.

You will serve as a technical bridge between QA and software development, combining deep PON expertise with hands-on coding skills to diagnose complex issues, implement fixes, and ensure seamless ONU integration across customer deployments.

Location
Hybrid role – working at 3-4 days a week from our office in Bangalore.

What You Will Be Doing

  • Execute and maintain the ONU IoP acceptance test suite used to qualify ONUs for customer deployments
  • Diagnose and resolve complex interoperability issues between ONUs and Harmonic's vOLT through deep technical analysis of logs, traces, and source code
  • Read, debug, and modify C++ and Python code to identify root causes and implement fixes for straightforward issues
  • Analyze PON specifications (ITU-T G.984, G.987, G.9807, G.988) to assess compliance and guide resolution of protocol deviations
  • Lead technical discussions with ONU vendors to isolate and resolve interoperability gaps, using captured traces and specification analysis
  • Collaborate with R&D scrum teams on complex issues, providing detailed technical findings and reproduction scenarios
  • Validate vendor fixes through regression and acceptance testing
  • Enhance automation tools and debugging capabilities to improve test coverage and analysis efficiency

What You Will Need To Succeed

  • BE/B.Tech or higher degree in CS/EC/IT or equivalent experience
  • 5+ years of hands-on experience in networking systems development, integration, or R&D
  • Strong C++ and Python programming skills with the ability to read, debug, and modify production code
  • Proficiency with Linux environments and network debugging tools (Wireshark, tcpdump)
  • Solid knowledge of networking protocols (Ethernet, VLAN, IPv4/6, DHCP, multicast)
  • Experience with traffic generation tools (IXIA, Spirent)
  • Strong understanding of PON architecture, protocols, and specifications, including OLT/ONU interoperability, OMCI, and PLOAM messaging - advantage
  • Hands-on experience with containerized environments (Docker, Kubernetes) – advantage
  • Strong analytical and problem-solving skills with the ability to perform deep root-cause analysis
  • Excellent collaboration and communication skills in English

Diversity, Equality, and Inclusion at Harmonic
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.

  • Interoperability Engineer

    1 week ago

    Bengaluru, Karnataka, India Careernet Full time ₹ 8,00,000 - ₹ 12,00,000 per year

    Key Skills: Software Testing, HL7, Test Cases, Medical DevicesRoles and Responsibilities:Develop and execute comprehensive test cases for medical device interoperability features.Collaborate with cross-functional teams to ensure seamless connectivity and HL7 compliance.Document interoperability requirements, processes, and test results.Perform...

  • Senior Software Engineer

    6 days ago

    Bengaluru, Karnataka, India Akshya Patra Services Full time ₹ 1,20,000 - ₹ 6,00,000 per year

    Position Overview: Title: Senior Software Engineer - Salesforce Key Responsibilities: Lead the design, development, and customization of Salesforce solutions, focusing on Sales Cloud, Service Cloud, Marketing Cloud, and integrations. Collaborate with stakeholders to gather requirements and architect scalable, best-practice solutions. Oversee integrations...

  • Senior Software Engineer

    1 week ago

    Bengaluru, Karnataka, India SLK Software Full time ₹ 20,00,000 - ₹ 25,00,000 per year

    Senior Software Engineer AI IntegrationRole OverviewThe Senior Software Engineer AI Integration at one of SLK Fintech client who acts as the critical link between AI and real-world implementation. This professional is responsible for designing, connecting, and delivering robust, end-to-end pipelines that integrate AI models and agentic workflows into...

  • Software Integration Testing Engineer

    6 days ago

    Bengaluru, Karnataka, India Nav Tech Electronics Full time ₹ 6,00,000 - ₹ 18,00,000 per year

    Location: Bangalore/Pune We are seeking an experienced Software Integration Testing Engineer with a strong background in integration testing and debugging skills. The ideal candidate will have a minimum of 5 years of experience in software integration testing, along with proficiency in using tools such as VTest Studio, CANoe, and CAPL. As part of our team,...

  • DICOM Integration

    5 days ago

    Bengaluru, Karnataka, India BrainSightAI Full time ₹ 20,00,000 - ₹ 25,00,000 per year

    DICOM Integration & Interoperability SpecialistAbout the RoleWe are looking for a DICOM expert with a strong background in medical imaging standards, data interoperability, and visualization optimization. The role involves ensuring seamless integration of advanced neuroimaging outputs into external platforms while maintaining the highest possible fidelity...

  • Senior Java Software Engineer

    1 week ago

    Bengaluru, Karnataka, India CodeZio Full time ₹ 12,00,000 - ₹ 36,00,000 per year

    Job Title : Senior Java Software EngineerLocation : Partially Remote Bengaluru / MumbaiEmployment Type : Full TimeAbout the Role : As a Senior Java Software Engineer, you will play a key role in building a self-service global infrastructure that enables secure, seamless, and compliant healthcare data exchange between diverse data providers (care...

  • Senior Software Engineer

    1 week ago

    Bengaluru, Karnataka, India Get Well Network Full time ₹ 12,00,000 - ₹ 36,00,000 per year

    Title: Senior Software EngineerReporting to: Senior Director, Product DevelopmentLocation: Bengaluru (Bangalore)Opportunity:Get Well is seeking a technically adept Senior Software Engineer to implement scalable, secure services and processing systems within a regulated healthcare environment. Responsibilities:Platform Development & IntegrationDesign,...

  • Senior Automotive Software Engineer

    3 days ago

    Bengaluru, Karnataka, India Aeva, Inc. Full time ₹ 8,00,000 - ₹ 12,00,000 per year

    About us:Aeva's mission is to bring the next wave of perception to a broad range of applications from automated driving to industrial robotics, consumer electronics, consumer health, security, and beyond. Aeva is transforming autonomy with its groundbreaking sensing and perception technology that integrates all key LiDAR components onto a silicon photonics...

  • Director Software Engineering

    15 hours ago

    Bengaluru, Karnataka, India Nextgen Healthcare Full time ₹ 15,00,000 - ₹ 25,00,000 per year

    Hi,NextGen is seeking an experienced Director of Software Engineering to oversee a portfolio of healthcare interoperability products and guide these products and teams into the future. Reporting directly to the VP of Enterprise Architecture and Technology Strategy, this is a highly visible role providing the right candidate a chance to build the shared...

  • Senior Integration Software Engineer

    3 days ago

    Bengaluru, Karnataka, India Chevron Full time ₹ 12,00,000 - ₹ 36,00,000 per year

    Total Number of Openings2About the position:The Senior Integration Software Engineer role involves designing, developing, testing, and maintaining API & Integration solutions using Microsoft Azure Integration Services. The developer will collaborate with cross-functional teams to gather requirements, optimize performance, and ensure scalability and...