Network Infrastructure Specialist

1 month ago

Singapur, Singapore Singtel Full time
Transforming the Future of Digital Communications

Singtel Networks is a leading telecommunications infrastructure provider in Singapore, transforming to enable the digital generation of tomorrow. We are introducing new capabilities in 5G, Cloud, Analytics, Digital Commerce, Software Engineering, Cyber Security to enhance our core competencies and deliver innovative and differentiated Mobile and Fixed services (Broadband, TV and Telephony) for our customers.

Key Responsibilities:
  • Implementation of routing, switching and security policies of IP core networks serving the mobile network and associated value-added systems.
  • Installation or supervision of installation of new hardware in WAN-LAN infrastructure.
  • Creation and preparation of implementation scripts and MOPs (Method of Procedures) pertaining to in-house implementations.
  • Risk assessment and impact on services-network based on proposed scope of implementation and provision of risk mitigation measures or implementation alternatives to ensure successful implementation with minimum services-network impact.
  • Network node administration and security audits on Cisco-Juniper switches-routers and Fortinet-CheckPoint firewalls, inclusive of routine preventive and corrective maintenance of the network nodes, so as to implement, test and roll out new mobile-related products and services.
  • Provision of 24 x 7 3rd tier technical and operational support to the IP core networks and handling of any customer fault escalation.
  • Troubleshooting and performance of root causes failure analysis for software & hardware faults related to the network nodes.
  • Application and testing of hardware and software updates (e.g. Cisco IOS) for routers, switches and firewalls. This may include liaison and coordination with vendors for delivery of new software updates and patches.
  • Creation and maintenance of engineering blueprint documentation for the mobile IP core networks and update of the documentation on a continual basis as the IP core networks evolve.
  • Performance and coordination of disaster recovery activity expeditiously in times of service disruptions so as to minimize service downtime and revenue loss.
  • Provision of engineering support-expertise to Planning and Product Marketing in technical feasibility studies of new products and services, POC (Proof of Concept)-Trials, inclusive of fast IP setup for new corporate GPRS-3G-4G-5G data customers.
  • Administration of training-operating-capital expenditures, inclusive of negotiation-renewal of maintenance contracts.
Requirements:
  • Degree in Electrical-Electronic, Computer Engineering, Computer Science or Info Communications Technology.
  • Minimum 3- 5 years of experience in configuring and administering routers and switches firewall products, and NTP servers.
  • Strong interest in developing IP networking.
  • Good working knowledge of L2-L3 switching and MPLS, OSPF and BGP routing over geographical large-scale WAN-LAN mobile networks. CCNA-CCNP qualifications will be advantageous.
  • Possession of good analytical and troubleshooting skills in technical fault isolation and rectification.
What We Offer:
  • Hybrid work arrangements.
  • Full suite of health and wellness benefits.
  • Ongoing training and development programs.
  • Internal mobility opportunities.

We are committed to a safe and healthy environment for our employees & customers and will require all prospective employees to be fully vaccinated.

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