Sr Software Engineer, Stack

Key Responsibilities

• Design and develop 4G/LTE protocol stack features (control-plane & data-plane).
• Work on protocol layers such as RRC, LTE-MAC, RLC, and PDCP.
• Write, optimize, and debug C/C++ code on Unix/Linux/POSIX real-time operating systems.
• Analyze and resolve customer-reported and internal QA issues.
• Handle field issues, debugging, and customer support escalations.
• Bring up and maintain LTE test setups in a running state.
• Collaborate with peers to augment LTE/5G knowledge and drive engineering productivity.
• Contribute to product performance improvements and ensure high-quality deliverables.

Skills & Experience

• Proven experience in telecom software development (LTE / 4G, preferably with exposure to 5G).
• Strong expertise in protocol development (RRC, MAC, RLC, PDCP).
• Excellent design and coding skills in C/C++.
• Hands-on experience with Unix/Linux real-time operating systems.
• Strong problem-solving and debugging skills for complex telecom systems.
• Experience handling customer issues and fixing field problems.
• Excellent communication skills and ability to work across global teams.

Qualifications

• Master’s or Bachelor’s degree in Computer Science / Computer Engineering / Telecommunications.
• Experience in product development roles (not QA / Integration / pure testing).
• Familiarity with telecom standards, LTE architecture, and 5G evolution.
• Exposure to telecom product lifecycles and performance optimization.