Radisys is a global leader in open telecom solutions and a proud Jio Platforms Limited company. We enable service providers to become digital experience providers through open and disaggregated platforms and solutions. Our end-to-end solutions portfolio spans from digital endpoints to disaggregated and open access and core solutions, to immersive digital applications and engagement platforms while our expert services organization delivers full lifecycle services to help service providers build and operate highly scalable and high- performance networks.

- Design, develop, integrate, and test IMS, VoIP, and RCS solutions.
- Work on IMS architecture and components such as P-CSCF, I-CSCF, S-CSCF, TAS, HSS/UDM, PCRF/PCF, and related network functions.
- Analyze and troubleshoot SIP call flows, registration, authentication, call setup, and session management.
- Work on VoLTE/VoWiFi call flows and end-to-end IMS validation.
- Work with RCS services, including messaging, file transfer, presence, and multimedia communication.

📌 Senior Technical Specialist (India)
🏢 RadiSys
📍 India