This Job Vacancy has Expired!

Registration network engineer

Arrows Group

Posted on May 29, 2021 by Arrows Group

Not Specified, Spain
Immediate Start
£450 - £550 Daily

Key Responsibilities

  • Provide a high quality voice service by continuously evolving our engineering stack

  • Engineer new solutions and maintain existing ones

  • Perform end-to-end project planning and delivery

  • Creation and maintenance of technical documentation

  • Deploy solutions in lab and production environments

  • Create the appropriate visibility of the relevant service KPI's

  • Anticipate capacity and performance issues

  • Collaborate closely with other teams as well as with external partners

  • Contribute towards continuous improvement of the teams engineering standards and working methodologies

  • Have successful partnerships with other departments and teams


  • Extensive engineering experience with voice services from commercial and open-source solutions

  • Hands on operational and delivery experience with maintenance and implementation of solutions in live and lab environments

  • Expertise in the signalling related protocols such as SIP, CAMEL, MAP, DIAMETER, SIGTRAN

  • Expertise on the mobility management functions in a mobile core network and related systems (HLR/HSS, DRA, STP)

  • Expertise in service design related with voice, messaging and data services

  • Expertise in IMS architecture, specially with VoWiFi and VoLTE use cases

  • Previously integrated voice solutions with offline and online charging systems

  • Good understanding on GSM, UMTS, LTE and 5G related technologies, systems and protocols

  • Previous experience in automation, delivery, solution design and capacity management

  • Having a degree in Telecom Engineering or Computer Science or equivalent is a big plus

  • Contributions to open-source projects is a big plus

  • Experience with NFV architecture is a big plus

  • Familiarity with MVNO/MVNE/MVNA architecture(s) and landscape is a big plus

  • English proficiency mandatory, other languages are a plus

Reference: 1211488770

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