Senior Ops Specialist (Telecom Infra)

  • Job Category
    Public / Civil Service
  • Contract type

Job Description

The Centre for Strategic Infocomm Technologies (CSIT) is an agency in the Ministry of Defence that focuses on R&D and solutions development in infocomm and infosecurity technologies.

Job Scope

  • Conduct network mapping to develop understanding of the connectivity (physical and logical) of digital networks through the use of in-house and open source data and mapping tools
  • Perform network analysis using data from network mapping to develop comprehensive baseline profiles of networks including broad picture of overall connections between their communication nodes
  • Support internal network administrators to track changes in the network and identify connection gaps between communication nodes
  • Identify and recommend new collaboration opportunities with strategic partners to bridge any gaps
  • Develop and maintain a knowledge base to ensure proper archival of Network Profiles for R&D


  • Master’s and/or Bachelor’s degree in Computer Science, Computer/Electrical/Electronic/Telecommunications Engineering or equivalent qualifications
  • At least 5 years working experience in the Infocomm industry or related experience in Telco networking
  • Expert knowledge of networking technologies:
    • Logical/physical IP core infrastructure including network topology and architecture (e.g. LAN, WAN, DC)
    • IP routing including peering arrangements (e.g. TCP/IP, BGP, OSPF, EIGRP)
    • IP services (e.g. DHCP, NAT)
    • Core networking products(Switches, Routers, Firewalls, Optimizers)
  • Extensive knowledge in Telecommunication Technologies:
    • Optical Transport Systems (e.g. SDH, OTN, LANPHY, DWDM)
    • Mobile signaling (e.g. Diameter, SS7, SMS, Roaming, GPRS)
    • Common Internet protocols (e.g. TCP/IP, UDP/IP, HTTP)
    • Telephony and Data network infra (e.g. PSTN, Mobile , ISDN, IPX, GRX, PoP, VoIP)
    • Telecom Standards (e.g. ITU-T, IETF, IEEE)
  • Ability to perform protocol and network analysis

As CSIT is an agency under the Ministry of Defence (Singapore), only Singapore Citizens will be considered.

Closing on 18 Jun 2021