Mobile Network Test Engineer (VoLTE, IMS, eSIM)

Intellias; Almería; Híbrido; EUR 40.000 - 60.000; Jornada completa

Descripción de la vacante

A leading technology consulting firm in Spain is seeking a QA Engineer to verify connectivity performance for connected cars. Successful candidates will have extensive knowledge of mobile network architectures and experience in quality assurance or connectivity testing. Responsibilities include testing eSIM management and cellular connectivity services. The role requires a valid EU driver's license and readiness to travel frequently across Europe.

Formación

• Strong understanding of cellular network architectures (2G/3G/4G/5G) required.
• Minimum 4 years of experience in quality assurance or connectivity testing.
• Valid EU driver's license with 3+ years of experience.

Responsabilidades

• Test services including vehicle connectivity and eSIM management.
• Ensure testing of cellular connectivity across regions, including roaming.
• Analyze logs and create test documentation.

Conocimientos

Telecom / Mobile Networks understanding

Network troubleshooting

Experience in QA

Analytical mindset

Linux command line proficiency

Herramientas

CANoe

ODIS

Descripción del empleo

For 20+ years, we’ve been solving challenges at the intersection of business and technology to deliver value for businesses, people, and communities around the world.

Project Overview :

Our customer is an OEM manufacturer that wants Intellias to verify the connectivity performance of their connected cars, in, as closely as possible, real usage scenarios and in the several supported regions.

Requirements :

• Telecom / Mobile Networks: Strong understanding of cellular network architecture differences (2G / 3G / 4G / 5G); Knowledge of VoLTE, SIP protocol, IMS architecture, and fallback mechanisms; Practical experience with roaming types, packet routing, APN configuration; Understanding of eSIM provisioning, activation, and profile switching; Proven experience analyzing / troubleshooting modem / network logs (attach failures, call drops, PDP context, etc.); Testing & Debugging.
• Experience: Minimum 4 years of hands-on experience in QA, system validation, or connectivity testing; Proficiency in analyzing logs and identifying root causes across CAN, SIP, and diagnostics; Familiarity with QA metrics and test management tools; Ability to create test documentation, metrics, reports; Experience in Linux, ADB, command line; Strong analytical mindset, independence in problem-solving, and attention to details.
• Additional Requirements: Valid EU driver’s license (category B) with 3+ years of driving experience; Availability to travel up to 2 weeks per month across Europe and occasionally to Asia, North and South America; Good communication skills and ability to work in an international, cross-functional environment.

Nice to have (Automotive also in nice to have):

• Field testing experience; eCall testing experience; Prototype driving license; Knowledge of VW group tools & processes; Automotive / Vehicle Connectivity experience; Experience working with TCU, NAD, and telematics control units; Knowledge of eCall system functionality; Hands-on experience with registration and pairing procedures in connected cars; Familiarity with in-vehicle communication over CAN / CAN-FD, using CANoe and CAPL; Experience working with tools such as ODIS, CP-Tool, and IDEX; Knowledge of eCall regional legal requirements (EU, US); Understanding of connected car architecture, including VIN, PKI infrastructure, certificate provisioning, and secure pairing.

Responsibilities :

• Services to be tested include vehicle registration and pairing, cellular connectivity across countries including roaming, eSIM management (activation, provisioning, profile updates), and emergency and assistance call establishment and termination.