SIM & Device Engineer – IoT

Role Overview

• Management of KORE SIM profiles development and its complete lifecycle from design to deployment.
• Creation and maintenance of profile specs, validation of new SIM & applet products, ensuring interoperability with SIM and communication on IoT modules for product launch and go-to-market activities.
• Development and maintenance of relationships with SIM manufacturers on a day-to-day basis.
• Provision of technical expertise evidenced by comprehensive understanding of devices, SIM cards, networks, and associated tools for logging and fault diagnosis.
• Assistance to the SIM Engineering team and Product Management in implementing new technology trials (e.g. eUICC, 5G, iSIM), including sourcing test equipment and conducting quality assurance tests.
• Management of queries about SIM products and serving as a subject-matter expert on SIM and applet capabilities for internal stakeholders.
• Troubleshooting SIM-related customer issues and advising customers on SIM and applet compatibility.
• Issue resolution – leading cross-functional coordination to satisfactory closure, providing timely, responsive, and consistently high-quality support to stakeholders/customers.
• Management of time effectively – balancing priorities and workload through clear and consistent prioritization and decision making.
• Management and reporting of the status of issues – with clear ownership, next steps, and timescales.
• Keeping stakeholders informed and managing expectations.
• Closing the loop on root cause analysis
• using data to create actionable recommendations for longer-term remediations / future product improvements.
• Active contribution to KORE’s knowledge management materials.

Requirements

• Bachelor's Degree in Engineering or equivalent experience.
• Expertise in new SIM architectures, SIM applets (eg. Multi-IMSI), key management, cryptographic functions, SIM secure elements, and SIM card applet development.
• In depth knowledge of authentication algorithms (e.g. Milenage), processes, and mechanisms.
• In depth knowledge of essential algorithms (e.g. 3DES, AES, RSA, ECC etc).
• Experience of Key Ceremony.
• Proven experience of BAP/BAT process.
• Experience with Wireshark / PCAP logging, Netscout for network monitoring / call flow tracing.
• Understanding of 2G/3G/4G/5G network architecture, network service provisioning, Over the Air (OTA, SCP02, 80 and 81), Remote SIM Provisioning (RSP), and 3GPP protocols.
• In depth knowledge of industry standards: 3GPP 31.111, 31.102, ISO 7816, ETSI 102 221, 102 223, 102 671, GSMA SGP 02, 22 etc.
• Passion for working on new technologies in a fast-paced and frequently changing environment.
• Ability to analyse and correlate test results, producing conclusions and recommendations to KORE's Leadership team.
• Experience with technical writing including creating guides / technical reports.
• Excellent organizational, oral, and written communication skills.

Tech Stack

• IoT

Benefits

• Competitive salary
• Flexible working hours
• Professional development budget
• Home office setup allowance
• Global team events