Solutions Engineer

Il y a 3 heures

Brussels, Brussels, Belgique Skillbase Group Temps plein

Mobile Core Solution Engineer | Global IoT Connectivity


We are looking for an experienced Mobile Core Solution Engineer to join a global IoT connectivity team. You will own the end-to-end design, integration and delivery of mobile core solutions, working across architecture, engineering, vendors and operations.


Key Responsibilities

  • Design and deliver end-to-end mobile core and IoT connectivity solutions.
  • Lead technical assessments, platform evolution and implementation projects.
  • Analyse complex call flows, protocols, signalling and interoperability issues.
  • Develop technical specifications, integration guidelines and RFP documentation.
  • Coordinate solution design, integration, rollout and operational handover.
  • Evaluate vendor solutions and balance third-party capabilities with internal development.
  • Act as a technical authority across internal teams and external partners.


Key Requirements

  • 6+ years’ experience in telecom, IT or mobile connectivity.
  • Strong knowledge of 2G/3G/4G LTE and 5G Core architectures.
  • Strong expertise in SS7, MAP, Diameter, GTP, HTTP and INAP.
  • Experience with SIM/eSIM, eUICC, SM-DP+, SM-SR, SIM applets and OTA provisioning.
  • Hands-on experience with mobile core components such as HSS/HLR, P-GW/GGSN, PCRF, AMF, SMF or UPF.
  • Strong troubleshooting, call-flow analysis and integration testing skills.
  • Understanding of IoT/M2M, roaming, MVNO/MVNE and international carrier environments.
  • Experience with cloud and/or cloud-native telecom environments is highly desirable.


What we’re looking for: a structured, autonomous and technically strong engineer who can take ownership, solve complex problems and confidently bridge technical and business requirements.