Top Tech Jobs & Startup Jobs in Chennai

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.

Perform applied R&D to design, validate, and improve Lightspan SW/HW systems. Validate IP and Layer 2/2+ protocols, build automated tests, troubleshoot complex customer environments, collaborate with R&D/product/support, mentor junior engineers, and drive software architecture and feature enhancements including software upgrades and database migrations.

Leads development of advanced access-network products, including Layer 2 switching, Layer 3 routing, MPLS, and networking control or data-plane software. Designs software architecture and abstraction layers, develops multithreaded C/C++ applications for Linux and RTOS environments, and supports highly available systems, upgrades, migrations, and network management using Netconf/YANG. Requires expertise with GPON/PON, routers, switches, networking protocols, data structures, algorithms, and software quality processes.

Monitor and analyze mobile network performance, diagnose root causes, and implement optimizations (QoS, parameter tuning, software upgrades). Act as SME for OEMs, lead technical domains, run benchmarking and carrier aggregation analysis, validate NPO tools, and collaborate cross-functionally to meet SLA KPIs and regulatory requirements.

Leads and mentors a customer support team, manages daily operations and resource allocation, tracks skills and KPIs, addresses satisfaction and quality issues, supports customer interfaces, and drives training, career development, communication, and continuous improvement.

Owns quality and execution of Live Network Intervention activities for telecom customers. Reviews and approves intervention plans, procedures, scripts, KPIs, and risk assessments; supervises delivery teams and manages incidents during maintenance windows. Provides Mobile Core and cloud infrastructure expertise across 4G/5G networks, contributes to troubleshooting and automation initiatives, and monitors project delivery performance.

Reviews and approves Live Network Intervention plans, procedures, scripts, data sources, and other delivery artifacts for mobile core networks. Evaluates solution-level risks, defines network impact KPIs, supervises intervention execution, captures lessons learned, and contributes to automation programs. The role requires extensive 4G/5G mobile core, signaling, cloud, virtualization, Kubernetes, database, and telecom architecture expertise while monitoring project delivery performance.

Designs indoor and outdoor RF plans for private LTE/5G campus networks. Responsibilities include assessing customer RFPs, collecting design inputs, configuring RF planning tools, modeling coverage and interference, running predictions and simulations, optimizing network parameters, producing design documentation, presenting results, and supporting sales and customer teams. The role may lead project teams and use scripting or coding to automate RF processes. Requires strong LTE/5G, 3GPP, link-budget, capacity-planning, and RF planning expertise.

Manage RF test engineering operations for 4G and 5G repair and manufacturing environments. Responsibilities include optimizing tester productivity and yield, maintaining and calibrating RF test equipment, managing changeovers and installations, troubleshooting RF filters and TRX PCBA issues, supporting spare parts planning, preparing performance reports, and mentoring shift engineers. The role also supports new product introduction, mass production readiness, global team collaboration, and continuous improvement initiatives.

Develops customer-specific private wireless network architectures and supports regional bid responses. Responsibilities include preparing RFx deliverables, product bills of quantity, configurations, compliance statements, solution descriptions, risk logs, project plans, and cost inputs. The role coordinates cross-functional teams, ensures alignment with customer requirements, obtains solution approvals, and supports project lifecycle planning. Expertise is required in 4G, 5G, radio, core, network management, private wireless use cases, and relevant 3GPP and IETF specifications.