Senior Cellular VAS Engineer

Company details

Our client is an international company responsible for delivering secure telecom network solutions to customers around the globe with headquarters in Switzerland. For their newly established office in Belgrade, they are looking for a Senior Cellular VAS Engineer.

Senior Cellular VAS Engineer

Duties and Responsibilities

  • Development of an active signaling probe based on protocol stacks supporting SS7-MAP & CAP, as well as DIAMETER S6a
  • Development and implementation of IN subsystem for both MAP based and DIAMETER based systems, including CAMEL support
  • Preparing and validating overall design, utilization, forecasting, implementation and execution plans through collaboration with other engineering teams (GMSC, VLR, HLR, HSS, GGSN, MME, SGSN, NSS, BSS, IP, ATM, DCS, SS7, UMT)


  • BS in Electrical Engineering, Telecommunications Engineering, Computer Science and/or relevant telecommunications experience
  • 5+ years Technical engineering experience
  • In-depth knowledge of wireless technologies, network architecture, routing and concepts – GSM (MSC & BSC), UMTS (MGW/CS & RNC), LTE/VoLTE, Packet Data (IMS, GGSN, SGSN, MME, S&P Gateways), IMS, SIP, VOIP, IP, SS7, MAP, CAP
  • Knowledge of applicable Wireless industry standards (e.g. 3GPP, ITUT, ANSI, ATIS, TIA, OMA, etc.)

Employment Conditions

  • Dynamic international working environment
  • Attractive employment conditions
  • Private health insurance
  • Bonus based on performance
  • Sponsored trainings, education and team buildings
  • A creative and fun workspace

Contact Information

Marija Vuksanović


+381 60 37 222 16

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