Telecommunications Network Architecture Specialist

1 semana atrás


Lisboa, Lisboa, Portugal Truphone Tempo inteiro

At 1GLOBAL, a global leader in speciality telecommunications, we connect people and devices instantly, worldwide. Our unique connectivity solutions serve the world's largest investment banks, enterprises, big tech companies & IoT businesses.

We're not just another mobile company - we're a powerhouse in wireless communications, spanning 15 offices across 12 countries. We partner with top device manufacturers and digital platform owners to define the future of connectivity.

We're gearing up for greater heights as we innovate and grow rapidly. As a member of our Network Engineering team, you'll propose, analyze and define requirements for new services and systems, related to voice systems.

You'll prepare designs, test and provide solutions or product changes, defining our technology evolution roadmap. You'll collaborate with other teams on cross-functional projects, contributing to our end-to-end delivery.

  • Collaborate with Networks teams to define and manage project delivery
  • Design consumer and corporate telecom solutions
  • Create technical documentation (HLD's, LLD's, WO's) and maintain it over the solution lifecycle
  • Implement live environment changes, understanding 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 influencing current products and addressing design issues for future technologies
  • Closed relationship with external partners like carriers, service providers
  • Manage change requests to current partners to meet network necessities
  • Control the network elements roadmap, responsible for software/hardware upgrades during components lifecycle
  • Generate process improvements, including cross-team processes
  • Succesful partnerships with other departments and teams

Qualifications:

  • Degree in Telecom Engineering or Computer Science or equivalent experience
  • Proven experience in implementing live solutions on mobile telecom (GSM, UMTS, LTE, IMS), networks design, capacity management, engineering and architecture
  • Knowledge of 3GPP, GSMA, ITU standards and specifications
  • Experience in designing, testing and operating NGN based networks, including MSS/MGW, HLR/HSS, SBC
  • Experience in defining, establishing and maintaining voice interconnects, TDM and SIP/RTP based
  • Understanding about IMS architecture. Knowledge about 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.
  • Experience in mobile services charging (offline, online). Knowledge and experience of OCS and, Ro, Ro+, Ga and Bp interfaces
  • 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 networks errors/problems for the mentioned protocols
  • Experience with ETSI NFV architecture and solutions
  • Familiar with MVNO/MVNE/MVNA architecture(s) and landscape

Benefits:

We offer a dynamic and international work environment where diversity drives innovation. Our rapid growth offers exciting challenges and opportunities for advancement. A competitive salary is $120,000 per year, reflecting the importance of this role in shaping the future of telecommunications.

About us:

1GLOBAL is an equal opportunity employer, valuing your character as much as your talent. Join us in revolutionising connectivity globally.



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