SIM/eSIM Engineer I — Java Card & IoT Connectivity (Hybrid)

Doist; Madrid; Presencial; EUR 42.000 - 66.000; Jornada completa

Ventajas ofrecidas por este puesto de trabajo

Onsite probation 6 months

Hybrid after probation

Descripción de la vacante

Cubic³ is seeking a SIM Engineer Level I to join our SIM Engineering team. You will contribute to SIM/eSIM solutions and participate in the provisioning domain for global customers. The role involves designing profiles, implementing Java Card applets, and creating documentation.

You will work with cross-functional teams across mobile networks and security, gaining exposure to cutting-edge IoT connectivity and emerging standards.

Formación

• Bachelor’s degree in engineering, computer science, or a related discipline.
• 3+ years of telecoms/ connectivity experience.
• Proven SIM/eSIM technologies experience and related protocols (APDU, ISO 7816).
• Knowledge of 3GPP, ETSI, GSMA standards.
• Experience with Java, Java Card, or scripting languages.

Responsabilidades

• Design, validate, and maintain electrical and logical profiles for SIM/eSIM products.
• Develop and implement Java Card applets for SIM/eSIM services.
• Create and update technical documentation (e.g., applet specs, test plans).
• Collaborate with cross-functional teams across mobile core networks, security and device vendors.
• Support the development, testing, and integration of SIM-based applications and tools.

Conocimientos

SIM/eSIM tech

Java/Java Card

3GPP/ETSI/GSMA standards

APDU/ISO 7816

Scripting languages

Educación

Bachelor’s degree in engineering/CS

Herramientas

Git

Postman

Comprion

Descripción del empleo

Cubic³ is seeking a SIM Engineer Level I to join our SIM Engineering team. You will contribute to SIM/eSIM solutions and participate in the provisioning domain for global customers. The role involves designing profiles, implementing Java Card applets, and creating documentation.

You will work with cross-functional teams across mobile networks and security, gaining exposure to cutting-edge IoT connectivity and emerging standards.