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SIM & Device Engineer
Skills
AppletsCore NetworkDigital AuthenticationEngineeringHTMLInternet Of ThingsMechanisms
What the job involves
The main requirements, responsibilities and hiring steps.
Requirements
- Bachelor’s degree in Engineering or equivalent experience
- Expertise in SIM architectures SIM applets key management cryptographic functions secure elements and applet development
- In-depth knowledge of authentication algorithms and essential algorithms such as Milenage 3DES AES RSA and ECC
- Experience with key ceremony and BAP/BAT processes
- Experience with Wireshark PCAP Netscout Comprion SIMtrace QXDM hardware logs and AT commands
- Understanding of 2G 3G 4G 5G architecture OTA SCP02 80 81 RSP and 3GPP protocols
- Knowledge of industry standards including 3GPP 31.111 31.102 ISO 7816 ETSI 102 221 102 223 102 671 and GSMA SGP 02 22
- Ability to analyse test results and produce conclusions and recommendations
- Experience with technical writing guides and technical reports
- Excellent organizational oral and written communication skills
Nice to have
- Core network knowledge
- IoT module testing
- IoT firmware testing
- Java experience
- C experience
- Python experience
- APDU development
Day to day
- Lead delivery of SIM profile and applet specifications across SIM eSIM eUICC and iSIM products.
- Work cross-functionally with Pre-Sales Sales Product and Network Engineering to resolve issues and support new business wins.
- Fault-find IoT applications explain technical issues clearly and produce customer-facing guides reports and recommendations.