Senior SIM Engineer: 5G/eSIM & OTA Campaigns

onetowin data services; Antwerpen; On-site; EUR 65,000 - 90,000; Full time

Job summary

onetowin data services seeks an experienced SIM engineer to join the Service Activation Squad. The role focuses on SIM and eSIM design, OTA campaigns, and migrating OTA platforms from Synapse to Idemia, with emphasis on 5G SA SIMs and wholesale partner profiles.

Responsibilities include testing new SIM cards, defining SIM/eSIM profiles, and executing campaigns independently in a transitioning platform environment.

Qualifications

• Minimum 5 years of relevant experience in each must-have skill.

Responsibilities

• BAT testing of new SIM cards
• Define new (e)SIM cards for Wholesale partners
• Create 5G Stand Alone SIM cards and eSIMs
• Run SIM-OTA campaigns on Synapse platform
• Replace SIM-OTA platform with new platform of Idemia

Skills

5G SA SIM & eSIM

SIM-OTA platform experience

SIM profile management

APDU commands

3GPP TS 31.102

ETSI TS 102 221

SIM-OTA campaigns

Independent worker

Tools

Synapse platform

Idemia platform

Job description

onetowin data services seeks an experienced SIM engineer to join the Service Activation Squad. The role focuses on SIM and eSIM design, OTA campaigns, and migrating OTA platforms from Synapse to Idemia, with emphasis on 5G SA SIMs and wholesale partner profiles.

Responsibilities include testing new SIM cards, defining SIM/eSIM profiles, and executing campaigns independently in a transitioning platform environment.