Network Services Architect

4 semanas atrás


Lisboa, Lisboa, Portugal Truphone Tempo inteiro

About the Role
At 1GLOBAL, we are shaping the future of telecommunications and technology. We are seeking a highly skilled Network Packet Core Services Engineer to join our team of innovators. In this role, you will be responsible for proposing, analyzing, and defining the requirements for new and existing services and systems related to the Packet systems under the responsibility of the functional area. You will also prepare, design, test, and provide new solutions or product changes of the already existing portfolio. Additionally, you will define and support the technology evolution roadmap for the systems under the functional area and domain.

Key Responsibilities

  • Collaborate with other Networks teams in defining and managing the projects for delivery of new solutions
  • Project delivery, Network design, Integration and migration strategy definition
  • Collaboration with other relevant departments
  • Responsible for end-to-end delivery

Requirements
Position Overview

  • Collaboration with other Networks teams in defining and managing the projects for delivery of new solutions
  • Project delivery
  • Network design
  • Integration and migration strategy definition
  • Collaboration with other relevant departments
  • Responsible for end-to-end delivery

Additional Responsibilities

  • Design of new consumer and corporate telecom solutions
  • Creation of technical documentation (HLDs, LLDs, WOs, etc.) and maintain it over the lifecycle of the solutions
  • Perform implementations in live environment
  • Understanding of End to End system testing requirements
  • Follow-up and define Quality and Performance indicators
  • Capacity and Performance Analysis, Reporting and Improvement Solution Definition
  • Service & Resource configuration definition and implementation on requested systems
  • Work on complex solutions that influence the design of current products and addresses design issues for future products or technologies
  • Closed relationship with external partners like carriers, service providers
  • Elaborate, and manage the process, for change requests to current partners in order to meet the network necessities
  • Control the network elements roadmap, being responsible for the necessary software/hardware upgrade during the components lifecycle
  • Generate and implement process improvements, including and especially cross-team processes
  • Have successful partnerships with other departments and teams

Qualifications

  • Degree in Telecom Engineering or Computer Science or equivalent experience
  • Proven experience on implementation of live solutions on mobile telecom (GSM, UMTS, LTE, 5G, IMS), networks design, capacity management, engineering and architecture
  • Knowledge of 3GPP, GSMA, ITU standards and specifications
  • Experience in the design, test and operation of Packet Core systems, including P-GW, RADIUS, DNS, PCRF, ePDG, DRA
  • Experience in defining, establishing and maintaining roaming interconnects for GRX/IPX
  • Understanding about IMS architecture. Knowledge about VoIP, VoLTE, VoWifi, and QoS
  • IMS Architecture with understanding of IMS nodes including P/S/I-CSCF, Application Servers
  • Experience in designing, implementing, testing and troubleshooting the following interfaces: Gx, RADIUS, SGi/Gi, Gy, Bp, S6b, S2b, SWm, Sxb
  • Experience in mobile services charging (offline, online). Knowledge and experience of OCS and Gy and Bp interfaces
  • Experience with IoT, including LTE-M and NB-IoT
  • Knowledge and experience with Diameter/SCTP networks and protocols
  • Knowledge and experience with protocols such as RADIUS, GTP-C, GTP-U, Diameter, MAP, S6a
  • Experience with protocol analyzer tools like Wireshark, Astelia, and ability to use them to troubleshoot networks errors/problems for the mentioned protocols
  • Experience with ETSI NFV architecture and solutions
  • Familiar with MVNO/MVNE/MVNA architecture(s) and landscape

About 1GLOBAL

  • Embarking on a journey with 1GLOBAL is an opportunity to be a part of a team that's shaping the future of telecommunications and technology
  • Your contributions will be valued, your ideas will be heard, and your career will soar to new heights

Why 1GLOBAL?

  • Pioneering Innovation: At 1GLOBAL, we're not just keeping up with industry trends, we're setting them
  • Global Impact: With offices in 12 countries and services reaching worldwide, your work has the potential to make a truly global impact
  • Diverse and Inclusive Culture: We're not just a team; we're a tapestry of diverse perspectives and backgrounds, woven together for a common purpose
  • Professional Growth: We're committed to helping our team members grow and develop
  • Exciting Challenges: Our industry is dynamic and ever-evolving
  • A Growing Brand: With our rapid growth, you'll be part of a company that's not just succeeding, but thriving


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