Cisco · KA, India
Skills: Python, Java, Docker
Meet the Team
The Cisco Optical Network Controller (CONC) team leads the industry in optical SDN controller solutions, powering mission-critical tier-1 service provider networks globally. We develop cloud-native, distributed microservices capable of high-throughput network control and state synchronization. Operating without a separate test organization, our Senior Engineers drive both architectural excellence in Java microservices and automated validation frameworks in Python.
Your Impact
Technical Design& Architecture: Lead the design and implementation of complex, resilient Java microservices for topology discovery, service provisioning, circuit path computation, and lifecycle management. Dev-Test Architecture& Strategy: Architect scalable, reusable Python test automation frameworks; mentor engineers on writing robust end-to-end tests for distributed edge cases (e.g., node failover, high availability, scale). Performance& Scale Optimization: Profile, troubleshoot, and optimize microservice performance, concurrency, and memory footprint in containerized Kubernetes clusters. Code Quality& Mentorship: Drive rigorous code reviews, test-driven development (TDD), automated regression guardrails, and technical onboarding for junior engineers. Release& Customer Quality: Partner with Product Leads and Architects to ensure carrier-grade reliability and rapid turnaround on critical customer escalations.
Minimum Qualification
Education& Experience: Bachelor's or Master's in CS/ECE/EE with 4 to 9 years of progressive experience designing and developing distributed enterprise or networking software. Advanced Java Mastery: Deep expertise in Java (Spring Boot / Micronaut), concurrency/multithreading, distributed data caching, transactional consistency, and REST/gRPC API design. Python Test Engineering Expertise: Extensive experience designing modular, automated Python test frameworks (PyTest, Robot Framework, mock servers) to simulate large-scale network topologies and microser …trun…
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