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.
Responsibilities
Network 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 equipment
Incident & 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 recurrence
Change & Release Management
Schedule and release network system changes to production environment in accordance to the change management process / procedures
Configuration Management
Develop and maintain a comprehensive operating system hardware and software configuration database / library of all IT infrastructure components used in the production environment
Capacity & 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 guidelines
Project 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 guidelines
Documentation
Develop and maintain technical and process documents to upkeep IT infrastructure
Requirements
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.