Job Specifications
The SIM and Device Engineer role reporting to Senior Director SIM Engineering is responsible for delivery of technical specifications and manage the comprehensive delivery of SIM profiles and applets for SIM/ eSIM / eUICC / iSIM products. A thorough understanding of device, SIM, and network interactions and flows is essential, as you will play a pivotal role in ensuring KORE secures and retains substantial new business. Collaborating closely with KORE’s Pre-Sales, Sales, Product & Network Engineering teams, you must be outcome-oriented, proficient in prioritization, and adept at managing stakeholder expectations.
You will fault-find various IoT applications, providing detailed technical expertise and summarising issues simply. You'll coordinate cross-functionally to resolve problems and create customer-facing guides and reports.
Responsibilities Of The SIM And Device Engineer Include
Manage KORE SIM profiles development and it’s complete lifecycle from design all the way up to deployment . Create and maintain profile specs, validate new SIM & applet products, ensure interoperability with SIM and comm on IoT mod ules for product launch and go-to-market activities.
Develop and maintain the relationships with SIM manufacturers on a day-to-day basis.
Providing technical expertise is evidenced by possessing a comprehensive understanding of devices, SIM cards, networks, and the associated tools for logging and fault diagnosis.
Assist 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.
Manage queries about SIM products and serve as the subject-matter expert on SIM and applet capabilities for internal stakeholders.
Helping to troubleshoot SIM-related customer issues and advising customers on SIM and applet compatibility
Issue resolution – leading cross-functional co-ordination to satisfactory closure, providing timely, responsive and consistently high-quality support to our stakeholders / customer troubleshooting calls.
Managing your time effectively – balancing priorities and workload through clear and consistent prioritisation and decision making.
Managing and reporting the status of issues – with clear ownership, next steps, and timescales. Keeping your 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.
Required Qualifications
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 . Comprion or SIMtrace , QXDM, hardware logs, AT commands / consoles.
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.
Desired Qualifications
Detailed understanding of core network design (Layer 4+)
IoT module test / development experience (IE Quectel , ublox , Telit )
IoT device firmware development / test experience (IE Teltonika , customer specific)
Experience with software development using Java, C and/or Python, SIM APDU / applet development / test experience
Kore Values
Customer Obsession
We earn trust through deep understanding and relentless commitment. We earn the trust of our customers and aim to delight them through our solutions – we want to be loved by our customers.
Be the Spark
We lead with energy, creativity, and urgency. We don't wait for change – we ignite it. We listen, engage, and encourage others to participate.
Own the Outcome
We take accountability seriously – delivering on our promises to customers, teammates, and ourselves. We finish what we start. We think like owners and we’re frugal where it makes sense.
Grit & Positivity
We face challenges head-on – with resilience, optimism, and determination. We look at these situations as an opportunity to create a positive outcome. When we mak
About the Company
KORE is a pioneer, leader, and trusted advisor delivering transformative business performance from IoT solutions. We empower organizations of all sizes to improve IoT operational and business results by simplifying the complexity of IoT. Our deep IoT knowledge and experience, global reach, purpose-built solutions, and deployment agility accelerate and materially impact our customers’ business outcomes.
An independent, expert advisor, KORE eliminates the time-consuming need to identify, evaluate, contract, and manage multipl...
Know more