Senior Test Engineer with Automotive Connectivity & Telecommunication Background

Overview

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

Qualifications

• 5+ years of hands-on experience in Quality Assurance;
• Valid driver\’s license in Europe (mandatory to have driving experience 3+ years)
• Understanding of key QA metrics, interpreting and analyzing them to identify areas for improvement;
• Hands-on experience with Test management tools;
• Understanding of general architecture of Mobile Cellular Networks including its evolution through different generations;
• Main components of Radio Subsystem / RAN and Core Subsystem / Media Gateway, etc;
• Understanding of the difference between Circuit Switched and Packet Switched;
• Voice call processing on VoLTE capable and non-capable cellular networks, fallback to common supported generation;
• Supplementary services applicable to voice calls;
• Packet routing configuration in cellular networks including APN and VPN;
• Concept of Roaming service, types of roaming, involved network nodes and typical issues;
• IMS service, SIP protocol, call flow details;
• Differences between MNO and VMNO;
• eSIM concept (activation/deactivation, profile provisioning, profile switching);
• Cellular modems configuration, specifications, and debugging with a focus on bands supported, region configuration, basic diagnostics, and logs;
• Concept of eCall functionality and legal requirements on major regions like the EU, North America, China, etc;
• Connected Cars architecture including possible ways to distribute information about vehicles, data to collect, and remote procedures;
• Connected cars general procedures for registration and pairing including: what are the VIN, and serial numbers of the different connectivity components; PKI infrastructure, public and private keys, certification requests, installation, and usage in authentication and data transmission protection;
• Ability to troubleshoot, debug, and diagnose problems that arise during testing of the software on the target platform (WEB/Desktop/Mobile/Embedded);
• Basic knowledge of Linux;
• Experience with ODIS, IDEX, CP-Tool.

Responsibilities

• Registration and pairing of vehicles, in terms of connectivity;
• Cellular connectivity in several countries, including when crossing countries borders (roaming);
• eSIM-related management (activation, provisioning, profile updates);
• Emergency and Assistance Calls establishment and termination;
• Persistence when finding complex problems to study;
• Capable of correlating the many system components influence on the overall one complex function;
• Capable of reading machine logs, understanding what information is relevant for understanding a specific problem;
• Curious mind;
• Ability to travel 2 weeks per month across Europe and periodically to Asia, North and South America;

Seniority

• Mid-Senior level

Employment type

• Full-time

Job function

• Consulting

Industries

• IT Services and IT Consulting

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