Staff Engineer - IMS Software Development

Company:

Qualcomm India Private Limited

Job Area:

Engineering Group, Engineering Group > Software Engineering

General Summary:

As a leading technology innovator, Qualcomm pushes the boundaries of what’s possible to enable next-generation experiences and drives digital transformation to help create a smarter, connected future for all. As a Qualcomm Software Engineer, you will design, develop, create, modify, and validate embedded and cloud edge software, applications, and/or specialized utility programs that launch cutting-edge, world class products that meet and exceed customer needs. Qualcomm Software Engineers collaborate with systems, hardware, architecture, test engineers, and other teams to design system-level software solutions and obtain information on performance requirements and interfaces.

Minimum Qualifications:

• Bachelor’s degree in Engineering, Information Systems, Computer Science, or related field and 4+ years of Software Engineering or related work experience.

OR

Master’s degree in Engineering, Information Systems, Computer Science, or related field and 3+ years of Software Engineering or related work experience.

OR

PhD in Engineering, Information Systems, Computer Science, or related field and 2+ years of Software Engineering or related work experience.

• 2+ years of work experience with Programming Language such as C, C++, Java, Python, etc.

Job Overview

Qualcomm is seeking a highly motivated Staff Engineer to join the IMS Software team responsible for developing next-generation voice and multimedia communication solutions for mobile, automotive, IoT, and XR platforms.

The candidate will drive architecture, design, implementation, debugging, and commercialization of IMS features including VoLTE, VoNR, VoWiFi, Emergency Services, SMS over IMS, Multi-SIM solutions, and operator-specific enhancements across Qualcomm modem platforms. The role requires strong technical leadership, cross-functional collaboration, and ownership of complex software deliverables from concept through commercial deployment.

Key Responsibilities

Technical Leadership

• Lead end-to-end design and development of IMS software features across signaling, media, and telephony domains.
• Drive architecture reviews, design discussions, and technical decision-making for complex IMS enhancements.
• Provide technical leadership to engineers across multiple product lines and programs.
• Mentor junior and senior engineers in IMS protocols, modem architecture, debugging methodologies, and software development best practices.

Feature Development & Delivery

• Own the complete feature lifecycle including requirements analysis, design, implementation, validation, commercialization, and customer support.
• Deliver operator-specific and customer-driven IMS requirements.

• Lead development of advanced IMS capabilities including:

  • VoLTE
  • VoNR
  • VoWiFi
  • SMS over IMS
  • Emergency Calling / E911 / NG-eCall
  • IMS Registration Enhancements
  • Multi-SIM and Data-Switching Solutions
  • EPS Fallback and Call Continuity Features
• Ensure compliance with 3GPP, GSMA, carrier, and regulatory requirements.

System Integration & Debugging

• Work closely with Modem, NAS, RRC, MMCP, Telephony, Android Framework, Data Services, and Carrier Testing teams.

• Analyze and resolve complex customer-reported issues involving:

  • SIP signaling
  • RTP media
  • Registration failures
  • Handover and mobility scenarios
  • Emergency call procedures
  • Network interoperability issues
• Lead root-cause analysis and drive closure of field and lab issues.

Cross-Functional Collaboration

• Interface directly with system architects, product management, verification teams, carrier certification teams, and customers.
• Drive technical reviews and project planning activities across global engineering teams.
• Act as an IMS subject matter expert for product commercialization and customer engagements.

Innovation & Continuous Improvement

• Drive technical innovation in IMS architecture, performance optimization, AI-assisted development workflows, and automation.
• Contribute to patent generation, proof-of-concepts, and strategic technology initiatives.
• Champion software quality, scalability, automation, and engineering excellence.

Required Qualifications

Education

• Bachelor’s, Master’s, or Ph.D. in:

  • Computer Science
  • Electronics & Communication Engineeri…