Sr. Engineer, SW

Req #

WD

Career area:

Hardware Engineering

Country/Region:

India

State:

Karnataka

City:

BANGALORE

Date:

Wednesday, November 5, 2025

Working time:

Full-time

Additional Locations:

• India - Karnātaka - Bangalore

• India - Karnātaka - BANGALORE

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Senior 5G Modem Development Engineer will be responsible for end-to-end modem feature development, optimization, and validation across multiple Motorola products targeting the North America and India markets. The person will collaborate closely with global cross-functional teams including system design, RF, validation, carrier certification, and chipset partners to ensure best-in-class modem performance, reliability, and compliance with regional requirements.

Key Responsibilities

• 5G Modem Development & Integration
• Lead design, development, and integration of 5G/4G modem features for Motorola smartphone platforms.
• Ensure smooth modem bring-up, debugging, and feature verification across global and regional SKUs.
• Collaborate with chipset vendors (e.g., Qualcomm, MediaTek) for feature enablement, software updates, and performance tuning.
• Network & Carrier Support (NA & India)
• Support operator-specific configurations, validations, and issue resolution for North American carriers and India carriers .
• Analyze network logs and KPIs to identify and resolve interoperability and performance issues.
• Work with certification teams to support GCF/PTCRB, operator acceptance, and field testing activities.
• Debugging & Optimization
• Conduct deep-dive analysis of modem logs (QXDM, QCAT, etc.) to identify root causes of failures.
• Drive optimizations for throughput, latency, mobility, call stability, and power efficiency.
• Proactively work on RF scenarios, handover failures, and data call reliability improvements.
• Cross-Functional Collaboration
• Partner with product software, hardware, and test teams to deliver robust modem functionality.
• Coordinate with global engineering teams to ensure seamless integration and validation across regions.
• Support end-user test pilots and field feedback resolution related to modem performance.

Required Qualifications

• Bachelor's or Bachelors degree in Electronics, Telecommunications, or Computer Engineering.
• 10+ years of hands-on experience in 4G/5G modem development, integration, or validation.
• Strong understanding of 3GPP standards (LTE, NR, NAS, RRC, PDCP, RLC, MAC, PHY).
• Experience with Qualcomm or MediaTek modem platforms.
• Proficiency with log analysis tools such as QXDM, QCAT, Wireshark, and QSPR.
• Strong debugging skills and ability to drive issues to closure across multiple teams.
• Excellent communication and coordination skills for cross-region collaboration.

Preferred Skills

• Experience supporting carrier certification for NA or India operators.
• Familiarity with VoNR/VoLTE, Dual SIM Dual Standby (DSDS), and 5G SA/NSA call flows.
• Exposure to modem power profiling and optimization.
• Ability to work in a fast-paced, global product development environment.
• Experience with Python scripting or automation tools for modem validation is a plus.

Additional Locations:

• India - Karnātaka - Bangalore

• India - Karnātaka - BANGALORE

• India

• India - Karnātaka

* India - Karnātaka - Bangalore , * India - Karnātaka - BANGALORE

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