15 de Maio de 2020

System Integration VoLTE/IMS Engineer (m/f)


  • Localidade Lisboa
  • Horário Full-time

Altran ranks as the undisputed global leader in Engineering and R&D services (ER&D), following its acquisition of Aricent. The company offers clients an unmatched value proposition to address their transformation and innovation needs. Altran works alongside its clients, from initial concept through industrialization, to invent the products and services of tomorrow.
For over 30 years, the company has provided expertise in aerospace, automotive, defense, energy, finance, life sciences, railway and telecommunications. The Aricent acquisition extends this leadership to semiconductors, digital experience and design innovation.

Combined, Altran and Aricent generated revenues of €2.9 billion in 2017, with some 45,000 employees in more than 30 countries. In the Portuguese market since 1998, Altran Portugal has more than 1.800 employees and three offices in Porto, Lisbon and Fundão.



Altran is looking for an System Integration VoLTE/IMS Engineer to:

  • Ensure operational excellence in design and implementation in system integration projects;
  • Able to work and produce targeted results with minimal supervision;
  • Ensure smooth field deployment and system integration.



  • Bachelor’s Degree in Telecommunications or equivalent;
  • 6-10 years of relevant experience in Project delivery & testing covering the following roles in turnkey system integration projects.
    • Installation & Integration of IMS nodes including P/S/I-CSCF, Application Servers, servers specific to applications like Presence server, IM server 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, Signaling Gateways, MRF protocols including SIP, MEGACO, MGCP;
  • Handling EPC network including configuration & implementation of the EPC interfaces over LTE signaling 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 over the HP, ATCA, Solaris hardware, Unix and Load balancers platforms;
  • Open for travel.



  • Integration in a solid and dynamic team;
  • Possibility to participate in international projects;
  • Participation in exciting and motivating projects;
  • Career evolution;
  • New challenges.



Apply for this job opportunity on our website or by email to [email protected]

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