Feisal Ilias

Experience

• 

  Celcom Axiata Berhad

  Jul 2014 - Sept 2014

  Trainee

  Trainee for Project Management team. Keep track of the company projects and to make sure the projects are monitored from the start.

• 

  Huawei Technologies

  Jul 2015 - Mar 2023

  Core Network Engineer

  End-to-end Voice Core Network delivery engineer for IMS, CS, VoLTE, VoBB, EPC, 5G Core NSA & SA.1) Perform post-sales project implementation and technical support for core network equipment such as on-site survey, installation, commissioning and maintenance.2) Provide post-sales technical support to customers through remote and on-site troubleshooting.3) Provide technical solution and hands-on support of core network.4) Support test activities of operator acceptance testing.5) Carry out all necessary technical meetings pertaining to operators, internal staff or its associated customers.6) Conduct routine maintenance for core network.7) Provide support for customer technical enquiry.8) Carry out patch update and version upgrade to fulfill customer business requirement Show less

• 

  ZTE Corporation

  Mar 2023 - now

  Senior Core Network Engineer

  Manage Voice Core network service operations including IMS, MSC and related NFV platform. Maintain live network and resolve network issue to restore services within SLA.