Job Description

Staff Leadership and Management

• Accountable for meeting and prioritising assigned tasks, targets / deadlines
• Responsible for self-learning and development with guidance from the Manager
• Ensure cohesive working with the other team members
• Provide information to the Manager on work accomplishments, individual / team challenges
• Review performance metric dashboards prepared on various performance metrics and provide input to the manager

• Provide support to Planning, Business and Regional Network activities

  Adhoc and Operational Meeting

• Participate and provide inputs in operational meetings as and when required
• Set up and manage adhoc meetings for day-to-day operational requirements as and when required

• Report at process and functional level

  Escalations

• Escalate issues that will result in significant time, scope, employee / client or cost impact if not resolved

• Provide solutions to issues that require formal resolution

  Performance

• Ensure effective execution of day-to-day operations and resolution of operational issues

• Improve productivity and quality through leading practice initiatives

  Reporting

• Report on daily checks (CS&PS Core nodes)
• Identify key risks, issues and dependencies and propose mitigation actions
• Provide suggestions regarding operational changes

Operational Delivery

• Participate in core network (Circuit Switch, Packet Switch) area trouble shooting, remote / on-site support and emergency recovery activities.
• Be involved in the System / Function Verification, trial project and support activities.
• Provide technical support in core network (Circuit Switch, Packet Switch) area towards Marketing Unit, Customer service, and other departments.
• Perform new product lab test, customer environment qualification and integration
• Ensure effective maintenance of PS and CS network elements and implementation of network requirements and specifications to support business strategic services and products
• Liaise with Sales Engineers and other technical staff to troubleshoot global network problems.
• Perform full system tests daily as required by circumstances.
• Develop and maintain a knowledge base for core network technologies.
• Prepare and provide consulting support to project team as the need arises.
• Follow up installations and preventive maintenance on Ericsson nodes (MSC, MSS, MSC-S Blades, SGSN-MME, GGSN/EPG, BSC, RNC, MGW, SBG HLR-FE, HSS-FE, EIR-FE, CUDB, IMS, vSBG, IPWORKS) and Huawei nodes (BSC, RNC, CloudMSE, CloudPCRF, SBC, etc.)
• Oversee software upgrades in Core nodes (PNF&VNF&CNF)
• Manage and coordinate roaming configurations and routine tests
• Coordinate Disaster Recovery testing and reporting
• Prepare reports daily, weekly, and monthly for Management and relevant Group functions
• Act as liaison between Network Managed Service (MS) vendor and IT team and/or IT MS vendor.

EDUCATION & QUALIFICATIONS

• B.Sc. in Electrical/ Electronic or Telecommunications Engineering.

• MSC in Telecoms or equivalent would be an advantage.

• At least 4 years work experience in a medium to large telecoms company

• Experience in troubleshooting TCP/IP with protocol analyzers, Wireshark, legacy Core network operations, roaming cloud based systems, etc.

• Experience on Ericsson and Huawei core equipment portfolio will be desirable.

  TRAINING

• Ericsson Centralized User Database (CUDB) 13B Operation and Service Configuration
• Huawei Mobile Core Network Fundamental & UPCC Operation and Maintenance Training
• GSM System Survey and GPRS System Survey
• ISO 9001: 2015 Quality Management System-Requirements / ITIL V3 frameworks

• Any other relevant

  KNOWLEDGE

• Understanding of 3GPP, ITU-T and ANSI standards.

• Circuit and Packet switched communications protocols such as SS7 (including SCCP, TCAP, MAP and CAMEL phases 1 to 4), SCTP (SIGTRAN), Diameter, including ability to design and configure voice, data and messaging flows.

• Voice SIP / RTP, ISUP and voice convergence technologies, including IMS (including VoLTE and VoWiFi).

• Online Charging System (OCS) and CAMEL in billing and call control.

• Core Network virtualization and cloudification

  SKILLS

• Basic understanding of telecom network key technology is preferred
• Familiar to 3GPP, ITU-T Standard and Core network and flow is preferred.
• Voice SIP / RTP, ISUP and voice convergence technologies, including IMS (including VoLTE and VoWiFi).
• Hands on with sniffers, Wireshark and testing tools advanced mode.
• Experience with mobile networks(2G/3G/4G/5G), international signaling, and international interconnects a strong plus.
• Extensive experience with complex signaling interop within next generation intelligent networks.
• Problem Solver
• Quality and efficiency minded, analytical thinking.

• Quick learner, willing to take challenge, thriving in fast paced, high-pressure environment.

  BEHAVIORAL QUALITIES

• Decisive Problem Solver
• Detail-oriented
• Highly organized
• Proactive & creative
• Manages time
• Open-minded
• Open and trustworthy
• High orientation towards customer needs