Network Voice and Services Engineer

4 semanas atrás

Lisboa, Lisboa, Portugal 1GLOBAL Tempo inteiro
Job Title: Network Voice and Services Engineer

At 1GLOBAL, we're revolutionizing connectivity globally, and we're looking for a talented Network Voice and Services Engineer to join our team.

About the Role

We're seeking a highly skilled Network Voice and Services Engineer to design, implement, and maintain our global voice and data networks. As a key member of our team, you'll be responsible for proposing, analyzing, and defining requirements for new and existing services and systems, related to voice systems under our responsibility.

Key Responsibilities
  • Collaborate with other Networks teams to define and manage projects for delivery of new solutions
  • Project delivery, network design, integration, and migration strategy definition
  • Design of new consumer and corporate telecom solutions
  • Creation of technical documentation and maintenance over the lifecycle of solutions
  • Perform implementations in live environments and understand end-to-end system testing requirements
  • Follow-up and define quality and performance indicators
  • Capacity and performance analysis, reporting, and improvement solution definition
  • Service and resource configuration definition and implementation on requested systems
  • Work on complex solutions that influence the design of current products and address design issues for future products or technologies
  • Close relationship with external partners like carriers and service providers
  • Elaborate and manage the process for change requests to current partners to meet network necessities
  • Control the network elements roadmap and be responsible for necessary software/hardware upgrades during components lifecycle
  • Generate and implement process improvements, including cross-team processes
Requirements
  • Degree in Telecom Engineering or Computer Science or equivalent experience
  • Proven experience in implementation of live solutions on mobile telecom networks, network design, capacity management, engineering, and architecture
  • Knowledge of 3GPP, GSMA, ITU standards and specifications
  • Experience in design, test, and operation of NGN-based networks, including MSS/MGW, HLR/HSS, SBC
  • Experience in defining, establishing, and maintaining voice interconnects, TDM, and SIP/RTP-based services
  • Understanding of IMS architecture, knowledge of VoIP, VoLTE, VoWiFi, and QoS
  • Experience with SMS service configuration and routing
  • IMS Architecture with understanding of IMS nodes, including P/S/I-CSCF, Application Servers
  • IMS Protocol Interfaces – Gm Interface, ISC interface, Sh Interface, Cx, SOAP/XML, etc.
  • Knowledge and experience with Diameter/SCTP networks and protocol
  • Knowledge and experience with Signaling Gateways and protocols, including SS7, SIGTRAN, MAP, and CAMEL
  • Experience with protocol analyzer tools like Wireshark, Astelia, and ability to use them to troubleshoot network errors/problems for mentioned protocols
  • Experience with ETSI NFV architecture and solutions
  • Familiar with MVNO/MVNE/MVNA architecture(s) and landscape
Benefits

At 1GLOBAL, we offer a dynamic work environment, opportunities for growth, and a chance to work with a talented team. We're committed to innovation, efficiency, and making a tangible impact in the industry.

We're an equal opportunity employer, and we value diversity and inclusion. If you're passionate about telecommunications and want to be part of a revolution, apply now

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