Engineer/Senior Engineer-IMS

Teknik, data och digitalt · Mjukvaru- och webbutveckling · Mjukvaruutveckling · Nätverksadministration

I korthet

We are seeking an Engineer/Senior Engineer – IMS/CS Core to manage high-level reactive maintenance and troubleshoot complex technical issues in Core Network domains. Responsibilities include configuration changes, hardware expansions, and RCA, ensuring service continuity and adherence to MSTOP processes. Requires a Bachelor's degree in a related field and 5+ years of experience in IMS/VoLTE.

Ansvarsområden

Perform configuration changes, hardware expansions, and troubleshooting for CS Core Nodes (MSC, MGW, HLR, HSS, STP, SBC) and IMS Core Nodes (UDM, P-CSCF, I-CSCF, S-CSCF, ATS, MGCF, MRFP, CG, ENUM, DRA, UPG).
Ensure all actions follow approved and standardized operational processes (MSTOP).
Conduct Root Cause Analysis (RCA) and prepare technical reports.
Collaborate with cross-functional teams to drive issue resolution and network enhancements.
Maintain documentation of configurations, issues, and resolutions.

Krav

Strong knowledge of telecom protocols: SIP, H.248, SS7, ISUP, BICC, SIGTRAN, INAP, CAP, TCAP, MAP, SCCP, Diameter.
Deep understanding of Call flows in CS Core, IMS / VoLTE architecture and operations.
Ability to troubleshoot and resolve complex IMS and legacy network issues.

Önskade kvalifikationer

Bachelor’s degree in Electronics and Communication Engineering or related field.
Relevant 5+ years in Core Network operations and support, particularly IMS/VoLTE.
Relevant certifications in IMS, VoLTE, or Network Operations (optional but preferred).

Färdigheter

SIPH.248SS7ISUPBICCSIGTRANINAPCAPTCAPMAPSCCPDiameterIMSVoLTE

#IMS#CS Core#Network Maintenance#Troubleshooting#SIP#VoLTE

Om Ericsson

Pioneering technology for connecting billions of people worldwide

Our purpose \nTo create connections that make the unimaginable possible.\n\nOur vision\nA world where limitless connectivity improves lives, redefines business and pioneers a sustainable future.\n\nOur values\nPerseverance, professionalism, respect and integrity.\n\nThe future is a place for purpose & vision – ours are clear, and we invite partners, customers and consumers to join us in our journey. \n\nFor a brighter future. For all. Let's #ImaginePossible

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