(IT) IMS Design Engineer (3-Month Rolling Contract)

Overview

IMS Design Engineer (3-Month Rolling Contract) (Contract) — Location: Madrid, Spain. Location note: Madrid/Hybrid. Rate: Negotiable. Role Summary: The IMS Design Engineer is responsible for the design and development of IMS network solutions supporting voice, messaging, and multimedia services across mobile and fixed networks. The role focuses on delivering scalable and reliable IMS architectures aligned with business and operational requirements.

Key Responsibilities

• Design and support IMS core network solutions across VoLTE, VoWiFi, SIP, and multimedia services.
• Produce High-Level and Low-Level Designs (HLD/LLD) for IMS network deployments and enhancements.
• Work with cross-functional teams including Core, IP, Transmission, and Operations teams.
• Support integration activities across IMS platforms and related network elements.
• Perform capacity planning, performance optimisation, and design validati...