Software Development Test Engineer - Optical technologies DWDM, ROADM, OTN & Coherent

NeuralFabric

NeuralFabric

Software Engineering, Quality Assurance
Bengaluru, Karnataka, India
Posted on Feb 2, 2026

Meet the Team

Distributed Systems Engineering (DSE) is a multi-billion-dollar business that generates its revenue primarily from the Web, Service Provider Edge, Core & Optical markets. The organization in India deals with development of High-End Routers like ASR9000, NCS5500, NCS540, NCS560, NCS5700 and Optical products like NCS1010, NCS1014, NCS1004, NCS4000 and NCS2000 series. Exciting career opportunities open for enthusiastic and experienced Software professionals in India

Your Impact

  • Delivering software with benchmarked quality and customer happiness, thereby enabling faster customer adoption.
  • Uses expertise and creativity for innovative product recommendation and solutions. Applies knowledge of Cisco's business strategies.
  • Expertise in Optical Technologies DWDM, ROADM, OTN & Coherent
  • Own and execute system test strategy across end-to-end workflows, integrations
  • Apply AI/ML-based testing approaches such as test generation, test optimization, anomaly detection, and failure prediction.
  • Leverage Copilot and GenAI tools (e.g., GitHub Copilot) to accelerate test development, refactoring, documentation, and root-cause analysis.
  • Engage in debugging complex network problems and define solutions.
  • Work on Network automation, algorithmic thinking and Analytics applications derived from customer use cases
  • Work on continuous improvement and transformation. Scientific, Data driven testing.
  • Collaborate effectively with teams across geographies, direct customer interfacing and stakeholder management.
  • Hands-on with Manageability Applications OpenConfig, Restconf, Netconf-yang, Telemtery are a must.
  • Write Python Automation test plans which define the automation strategy and test cases for new features / Solution Test / System Test
  • Be part of a team which values open communication, empowerment, innovation and career development
  • Strong Software test engineering methodology and process knowledge

Minimum Qualifications (Provide up to five (5) bullet points –

  • Excellent knowledge and testing skill in Optical technologies L0/L1
  • Hands on experience with Transponder,Amplifiers,Optical Line system products
  • Python Automation
  • Software test concepts , Test planning , Execution
  • System test on Complex network topologies.

Preferred Qualifications (Provide up to five (5) bullet points:

  • Excellent knowledge and testing skill in Optical technologies DWDM, ROADM, OTN & Coherent
  • Deep understanding of customer deployments, operations and the ability to translate brown field/green field deployments into test strategy with high efficacy
  • Quick learner with an open mind to "grey box" testing, bringing in strategic on-the-box, off-the-box views that reflect the state of IOS-XR systems.
  • Experience with Optical Line Systems & Subsea Networks
  • Experience in test engineering concepts and methodologies including test planning, test case design, test execution and test automation
  • Experience with automation (TCL, Python), automation test tools and methodologies is required
  • Excellent experience in Layer-0, Layer-1 traffic generators and analysers (e.g. Viavi, Agilent, Spirent, IXIA, etc.)
  • Strong written, verbal communication, and interpersonal skills
  • Results oriented with a high degree of accountability, dedication and responsibility
  • Typically requires MS/BS in EE/CS combined with 8 - 12 years proven experience
  • Excellent problem-solving skills, familiarity with Linux and modern software tools and techniques for development/debugging and solid software design and development skills

Why Cisco?

At Cisco, we’re revolutionizing how data and infrastructure connect and protect organizations in the AI era – and beyond. We’ve been innovating fearlessly for 40 years to create solutions that power how humans and technology work together across the physical and digital worlds. These solutions provide customers with unparalleled security, visibility, and insights across the entire digital footprint.

Fueled by the depth and breadth of our technology, we experiment and create meaningful solutions. Add to that our worldwide network of doers and experts, and you’ll see that the opportunities to grow and build are limitless. We work as a team, collaborating with empathy to make really big things happen on a global scale. Because our solutions are everywhere, our impact is everywhere.

We are Cisco, and our power starts with you.