Cloud Core Network Service Engineer - IMS Core (50 Positions)
Professional Employers (Pvt.) Ltd.
Islamabad, Islamabad Capital Territory, Pakistan
5d ago

JOB Purpose :

  • Responsible for IMS core project delivery and technical support for IMS core network products, including equipment commissioning and debugging, upgrade and cutover, troubleshooting, and HLD / LLD Design.
  • Primary Duties & Responsibilities :

  • Planning and Designing of HLD / LLD Documents.
  • Deployment of cloud core network elements.
  • Software Installation and commissioning
  • Integration of Network Elements
  • Migration of Subscribers / traffic
  • Patch Upgrade and Expansion of Existing Network elements
  • Network KPI understanding
  • Troubleshooting of Network issues.
  • Provide technical training, technical guidance, and technical communication for on-site maintenance engineers and customer engineers.
  • Routine Actions :

  • Supporting projects of vIMS Core entities (Knowledge of P / I / S-CSCF, HSS, SLF, TAS(ATS) BGCF, MGCF, MRFC, MRFP, AGW, IBCF) and VoLTE.
  • Responsible for technical communication & clarify with the operator, provide relevant solution with support team towards customer requirement.
  • Ensuring smooth delivery of IMS Core related Projects.
  • Knowledge of Internet security framework like ISO 2000, Security Framework Compliance
  • Support according to project requirements based on different Time zone.
  • Ready to travel anywhere as per business needs
  • Preferred Experiences

  • Bachelor Degree in ECE / Computer Science (IT) / Computer Science / or related fields.
  • Extensive experience with SIP Call processing and SIP Supplementary Services
  • In-depth understanding of Telecom Protocols and technologies like SIP, SDP, H.248,MGCP,DIAMETER etc
  • Experience in TCP, IPSEC, IP protocols
  • Great Conceptual understanding of IMS evolution and trends - IMS Subsystems, functionalities and IMS SIP Services call flows.
  • Working experience on IMS interworking entities (P / I / S-CSCF, HSS, SLF, TAS(ATS) BGCF, MGCF, MRFC, MRFP, AGW, IBCF) and interfaces.
  • Knowledge on Session Border Controller, NAT, Firewall, Authentication Encryption, L2 Layer switches (Routers / Switches).
  • Installation and commissioning experience.
  • HLD and LLD Designing experience is plus.
  • Cloud SAAS, IAAS and PAAS basic knowledge.
  • The candidate must have excellent communication skills, written and verbal both.
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