Administer networks in a heterogeneous environment (production, DR, and test) comprising network and security equipment, as well as telecommunication links.
Perform hardening, upgrades, and enhancements on IT infrastructure components.
Monitor, assess, schedule, and implement network and product-specific security vulnerability patches.
Track and manage obsolescence of IT infrastructure components (network systems).
Monitor expiry dates and perform renewals of network system passwords and certificates.
Implement network backup operations to ensure data recoverability and business continuity.
Execute disaster recovery plans for IT infrastructure (network systems) and conduct regular DR testing and switchover exercises to ensure usability of standby equipment.
Provide infrastructure (system and network) support to projects in line with project timelines.
Manage infrastructure enhancement and upgrade projects in accordance with established project management guidelines.
Provide second-level network support, resolving incidents and problems in line with established Service Level Agreements (SLAs).
Diagnose problems, propose solutions, and implement measures to prevent recurrence.
Schedule and release network system changes to production environments in accordance with change management processes and procedures.
Develop and maintain a comprehensive configuration database/library of all IT infrastructure components used in the production environment.
Perform infrastructure system and network capacity monitoring and planning.
Conduct performance tuning to optimize network performance.
Implement IT service management processes in compliance with corporate security policies and guidelines.
Job Requirements
Bachelor's degree in Information Technology, Information Systems, Computer Science, or a related field.
Minimum of 5 years of hands-on experience managing network and security equipment such as routers, switches, firewalls, VPNs, load balancers, DNS, and NAC.
Ability to support 24/7 operations.
Experience in public cloud administration.
Familiarity with data center operations.
Excellent interpersonal skills; able to work independently and collaboratively in a team.
Excellent problem-solving abilities, with the capability to quickly develop solutions balancing technical needs and business impact.
Customer-oriented mindset.
Ability to manage and prioritize multiple tasks and projects effectively.
Relevant certifications such as:
Cisco Certified Network Associate (CCNA)
Cisco Certified Network Professional (CCNP)
Check Point Certified Security Administrator (CCSA)
