Senior SIM Expert (all) - Riga
Core
Manage SIM/eSIM profiles, lifecycle, and customization to ensure seamless interaction between SIMs, devices, and telecom networks.
Role type
Senior SIM Expert (Telecom/IoT)
Builds
SIM/eSIM provisioning solutions and operational processes for IoT connectivity
Domain
Telecommunications / IoT
Required skills
SIM/eSIM profile management, GSMA/3GPP compliance, SIM lifecycle ownership, vendor coordination, SIM troubleshooting, eSIM provisioning (SGP 01/02), multi-IMSI management, OTA systems maintenance, HLR checks
Preferred skills
OTA systems maintenance, Wireshark/network trace analysis
Technologies
GSMA SGP 01/02, 3GPP, Wireshark, HLR, OTA systems
Responsibilities
Ensure correct parametrization of SIMs in compliance with GSMA and 3GPP specifications; Oversee the entire SIM lifecycle process from requirement engineering to operational management; Act as the primary interface to SIM and OTA vendors; Create and maintain clear documentation of technical processes; Manage SIM customization, ongoing maintenance, and reprogramming; Handle handset interaction tracing, AuC security policy, and OTA-related processes
Seniority
Senior, hands-on IC
