Network Administrator

Singapore, Singapore

Job Description

Summary Deliver the IT infrastructure services strategies and manage infrastructure-related issues, which directly or indirectly impact business performance. This includes the evaluation, conceptualisation, development, implementation, maintenance and support of IT infrastructure systems. Be responsible for the achievement of short-term operational targets of the INFSVC division Possess a fair degree of autonomy in determining the work processes in its job area and is required to review the existing work processes in its work area and recommend ways to make small improvements. Guide junior level staff on the accomplishment of tasks within a defined job area.ResponsibilitiesNetwork Administration Perform system and network administration in a heterogeneous environment (production, DR, test) comprising of network & security equipment (eg. routers, firewalls, cryptography equipment), telecommunication links and Sun Solaris servers and Windows-based servers Configure firewall rules and monitor the intrusion detection systems Perform system and network upgrade and enhancement on IT infrastructure components Implement network, operating system and product-specific security hardening & patches Monitor obsolescence of IT infrastructure components (network systems) Monitor expiry and perform renewal of network system password and certificates Implement a schedule of system and network backups operations to ensure data recoverability and business continuity Develop and implement disaster recovery plans for IT infrastructure (network systems) and conduct regular disaster recovery testing and component switchover exercises to ensure usability of standby and DR equipmentIncident & Problem Management Provide 2nd level network support and resolve incidents and problems in accordance to established Service Level Agreement (SLA) Perform problem diagnosis on incidents and propose & implement measures to prevent recurrenceChange & Release Management Schedule and release network system changes to production environment in accordance to the change management process / proceduresConfiguration Management Develop and maintain a comprehensive operating system hardware and software configuration database / library of all IT infrastructure components used in the production environmentCapacity & Performance Management Perform infrastructure system and network capacity monitoring and planning Monitor and perform performance tuning to optimize network performance Process Management Devise and implement the underlying processes supporting IT service management, in conformance to corporate security policies and guidelinesProject Management & Support Provide infrastructure (system & network) support to projects in accordance to the project timeline Manages infrastructure enhancement / upgrade projects in accordance to established project management guidelinesDocumentation Develop and maintain technical and process documents to upkeep IT infrastructureRequirements Degree in Information Technology and related discipline Preferably, attained CCNA, CCNP, MCSE, CCSA, CCSE At least 3 years hands-on experience in managing network and security equipment such as Firewalls, Intrusion Detection systems, Routers, Switches, Load Balancer, VPN, DNS Good to have experience/ industry certification for firewall and public cloud administration Proficiency with MS Word, MS Excel, MS Access and MS PowerPoint.
Not Specified

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Job Detail

  • Job Id
    JD1144925
  • Industry
    Not mentioned
  • Total Positions
    1
  • Job Type:
    Full Time
  • Salary:
    Not mentioned
  • Employment Status
    Permanent
  • Job Location
    Singapore, Singapore
  • Education
    Not mentioned