Senior Engineer

Job Summary

An experienced modem protocol engineer with 25 years of expertise in designing, developing, and maintaining Layer 2, Layer 3, and NAS layers across 2G, 3G, LTE, and 5G technologies. Capable of solving complex system-level issues, proactively identifying risks, and maintaining high-quality deliverables with minimal supervision. Regularly engages with interfacing groups and customers for issue resolution and supports continuous technical improvement.

Roles & Responsibilities

• Design, implement, test, debug, and maintain protocol stack components (L2/L3/NAS).
• Deliver features on time while ensuring quality, performance, and system compliance.
• Participate in peer reviews, documentation, and traceability from design through delivery.
• Interact with customer and internal stakeholders for issue clarification and resolution.
• Maintain compliance with 3GPP standards and organizational processes.
• Contribute to internal technical initiatives, capability building, and mentoring.

Education & Experience

• Qualification: B.E./B.Tech/MCA or equivalent degree
• Experience: 37 years in protocol stack development on embedded platforms

Technical Competencies

• Protocol Layers:
• 2G, 3G, TDS, LTE, and 5G: NAS, Layer 2, Layer 3
• Specializations: VSAT-SATCOM L2/L3 and NAS protocols
• Programming Languages: C, C++
• Development Platforms:
• Linux (host), RTOS on ARM-based architectures
• Customer/proprietary boards and form factors
• Standards: 3GPP (compliance and implementation)
• Tools & Debugging:
• Compiler/linker toolchains, trace/core dump analyzers
• CM tools: Git, ClearCase, CVS, SVN
• Network test instruments (call boxes), JTAG debugging