Network Packet Core Services Architect

4 semanas atrás

Lisboa, Lisboa, Portugal Truphone Tempo inteiro

About the Role

We are seeking a highly skilled Network Packet Core Services Engineer to join our team. As a Network Packet Core Services Engineer, you will be responsible for proposing, analyzing, and defining requirements for new and existing services and systems related to the Packet core under the responsibility of the functional area.

Responsibilities

  • Collaborate with other Networks teams in defining and managing projects for the delivery of new solutions.
  • Project delivery, network design, integration, and migration strategy definition, collaboration with other relevant departments, and end-to-end delivery.
  • Design of new consumer and corporate telecom solutions.
  • Creation of technical documentation (HLD's, LLD's, WO's, etc.) and maintenance over the lifecycle of the solutions.
  • Perform implementations in a 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 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.
  • Closing 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, being responsible for the necessary software/hardware upgrade during the components lifecycle.
  • Generate and implement process improvements, including cross-team processes.

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 of 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 network errors/problems for the mentioned protocols.
  • Experience with ETSI NFV architecture and solutions.
  • Familiar with MVNO/MVNE/MVNA architecture and landscape.

About 1GLOBAL

At 1GLOBAL, we're not just a mobile company - we're a powerhouse in the world of wireless communications. With a network spanning 12 countries, we're the go-to choice for the world's largest investment banks, enterprises, big tech companies, and IoT businesses.

We're now gearing up to take our brand to even greater heights

Benefits

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:

  • Pioneering Innovation: At 1GLOBAL, we're not just keeping up with industry trends, we're setting them. You'll be at the forefront of cutting-edge technology and telecommunications solutions.
  • Global Impact: With 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. Your unique viewpoint is not only respected but cherished.
  • Professional Growth: We're committed to helping our team members grow and develop. You'll have access to ongoing mentorship and opportunities for advancement.
  • Exciting Challenges: Our industry is dynamic and ever-evolving. You'll face new and exciting challenges that will keep you engaged and motivated.
  • A Growing Brand: With our rapid growth, you'll be part of a company that's not just succeeding, but thriving.

1GLOBAL is an equal opportunity employer, we value your character as much as your talent. Diversity drives our innovation and we offer a collaborative, dynamic, and international work environment. We are excited for you to join our mission to revolutionise connectivity globally.

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