Core Network Engineer (PS)
Crissier, CH
vor 5 Tg.

Core Network Engineer (PS)

Workload : 100%

Well, we're looking for talented people who share our interests and values. Do you focus on the essential and do what you say?

Do you try to make things simple and dare to be original in what you say and do? And most of all, do you excel in providing exceptional service every day?

We are looking for a senior Core network engineer with broad expertise in the PS domain. As a member of the Core Network team, you will design, implement and operate Salt’s core network, covering FIX voice, Mobile Circuit Switch, Mobile Packet Switch and IMS.

Your duties

  • Evolution of Salt core network (planning & implementation).
  • Implementation of new services
  • Operate / maintain core network HW and SW
  • Trouble shooting / incident resolution
  • Capacity management.
  • Performance management
  • 24 / 7 on call rota
  • Knowledge transfer within the team for the PS domain
  • What you bring

  • Degree in telecommunications or equivalent
  • Expert on PS mobile core network with at least five years’ experience
  • Proven expertise in 3G PS and EPC Core network planning, implementation, operation and troubleshooting. SGSN, GGSN, MME and S / PGW.
  • Experience in operating and deploying virtualised environments based on OpenStack.
  • Knowledge and experience on 5G Core SA2 is a plus : AMF / SMF / UPF.
  • Experience with Nokia products is a plus : FNS, FNG, cMM, CMG.
  • In depth knowledge of standard internet protocol suite (TCP / IP).
  • Experience with MVNOs is a bonus.
  • IMS core knowledge is a bonus.
  • You are at ease using UNIX based systems and databases.
  • Protocols : SS7, SIP, MAP, CAP, AAA, Diameter, GTP
  • Good analytical and abstract thinking skills : Able to find innovative solutions to complex problems. Team worker. Willing to make a contribution and to make a difference.
  • Self-learner, Self-driven, Self-motivated, not afraid of making mistakes. Willing to work on things outside your comfort zone.
  • Always willing to learn.

  • Easily approachable, friendly, & proactive in identifying areas for improvement.
  • Required languages : English, other languages are welcome
  • What we offer

  • Friendly and dynamic environment
  • Competitive salary and benefits system
  • Possibility to widen your skills and experience due to fast moving and complex telco environment.
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