VoLTE Engineer (4G,5G,IoT)
NSW Nokia Software
Amadora, Portugal, Portugal
há 6 dias

About Nokia

At Nokia we create the technology to connect the world. Developing and delivering the industry's only end-to-end portfolio of network equipment, software, services and licensing that is available globally.

Through our research teams, including the world-renowned Nokia Bell Labs, Nokia is leading the world to adopt end-to-end 5G networks that are faster, more secure and capable of revolutionizing lives, economies and societies.

Nokia adheres to the highest ethical business standards as we create technology with social purpose, quality and integrity.

A truly global company, we are 160 nationalities working in more than 100 countries.

About Nokia Software

Nokia Software is the leading solutions provider in the telecoms software market helping to drive large-scale service and network operations automation and digital business transformation in support of customer migrations to 5G.

  • Built on Nokia’s cloud-native Common Software Foundation (CSF), Nokia’s multi-vendor and multi-network software solutions enrich and secure user experiences;
  • automate operations and infrastructure; and enable new revenue streams and cost efficiencies.

    Job Description

    At Nokia Software we are seeking an experienced VOLTE Engineer to join our international team based in Alfragide, Portugal (now working remotely).

    In this role you will provide operational excellence in the implementation of innovative system integration projects, proactively planning and performing advanced technical activities requiring knowledge in multiple areas to service our international enterprise clients.

    This is an excellent opportunity for a VoLTE Engineer to work in the planning, optimization and integration of VoLTE CORE network elements in the 4G, 5G and IoT technologies for the biggest Mobile Operators Service Providers in the world.

    Responsibilities and Competencies :

  • Provides senior level solution consulting service in the VoLTE Core Nodes and Products domain expertise.
  • Leads the technical implementation during the delivery phase.
  • Implements and integrates the VoLTE network elements in the customer network environment and act as a source of expertise for colleagues.
  • Shares of the acquired knowledge and Lessons learned with internal team and customer.
  • Liaises with members of customer, regional team, Project manager, 3rd party product manager and R&D to deliver SI solution of Nokia and 3rd party products.
  • Installation & Integration of IMS nodes including MGW / MSS, MRF, CFX, TAS, SBC SMSF, etc.
  • Configuration & Implementation of the IMS Protocol Interfaces Gm Interface, ISC interface, Ro / Rf Interface, Sh Interface SIP, SOAP / XML, Diameter etc
  • Installation & Integration of VoIP nodes including Media Gateways, Signalling Gateways, MRF protocols including SIP, MEGACO, MGCP
  • Handling EPC network including configuration & implementation of the EPC interfaces over LTE signalling protocols (s1ap, GTP-C / U, Diameter).
  • Handling Policy Control Architecture including policy use case implementation to control different Interfaces like Gx, Gy and Rx.
  • Handling Core IP Network Architecture Including Routers, Radius Servers and various protocols like IGMP, ICMP, EIGRP, Deep Packet Inspection etc
  • Installation & Integration of Core nodes on commissioned hardware over the Stand Alone or virtualized environments (VMWARE, OpenStack, etc)
  • Requirements & qualifications :

  • Relevant experience in Project delivery & testing of VoLTE NEs.
  • Excellent level of English language
  • Ability to troubleshoot call flow related issues and fixing the same.
  • Ability to understand the solutions quickly and delivering the same to Customer.
  • Strong understanding of Mobile Network (2G, 3G & 4G).
  • Advanced level on Operating System such as Linux and / or Solaris.
  • Experience in networking troubleshooting using tools such as Wireshark.
  • Experience in virtualization - VMWare and / or OpenStack.
  • Experience in Cloud + Virtualization and VNF Deployments
  • Experience in preparation of HLD & LLD
  • Basic scripting language expertise (Shell script, PERL, Python, Ansible) would be added advantage.
  • Proactively seeks automation initiatives.
  • Ability to play as a part of a team, as well as an individual contributor
  • Strong interpersonal and communication skills
  • Imagine creating technology that has the potential to change the world. Working with us, you will have a positive impact on people’s lives and help to overcome some of the world’s most pressing challenges.

    We act inclusively and respect the uniqueness of people. Nokia culture welcomes people as their true selves. Come create the technology to connect the world.

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