IT Network & Security Administrator
SK Jewellery Changi Full-time
Key Responsibilities
- Network & Infrastructure: Manage and maintain all core components, including LAN, WAN, SD-WAN, VPN, and firewalls.
- Lead the rollout and daily operations of SD-WAN, while charting a transition path toward ZTNA and SASE.
- Guarantee consistent uptime and peak performance for all systems across headquarters and retail outlets.
- Direct telco management activities, encompassing circuit provisioning, SIM oversight, and vendor escalations.
- Facilitate new store launches and specialized project deployments through robust infrastructure support.
- Cybersecurity & Governance: Take ownership of achieving and maintaining Cyber Trust Mark and Data Protection Trust Mark (DPTM) certifications.
- Execute and verify network security protocols, including segmentation strategies and granular access policies.
- Oversee external VAPT vendors, ensuring rigorous assessment and meticulous tracking of remediation efforts.
- Perform internal security testing and VAPT exercises to proactively identify and mitigate vulnerabilities.
- Maintain strict alignment with industry security standards, best practices, and formal audit requirements.
- Cyber Insurance & Incident Readiness: Serve as the primary liaison for cyber insurance providers and Incident Response Management (IRM) vendors.
- Manage all incident response frameworks, including readiness drills, reporting protocols, and compliance.
- Ensure all internal security controls satisfy specific insurance policy obligations and provider expectations.
- Cloud & Security Operations: Administer and optimize firewall environments across both on-premises and cloud landscapes.
- Utilize Azure networking tools and Azure Firewall to secure and manage cloud-based assets.
- Establish and maintain secure, reliable connectivity between local sites, cloud environments, and third-party partners.
- Operations, Support & Vendor Management: Resolve network and security incidents through comprehensive end-to-end troubleshooting.
- Build strong partnerships with vendors to ensure successful project delivery and swift issue resolution.
- Deliver on-site technical support at retail locations for critical deployments or urgent troubleshooting needs.
- Provide flexible IT operational support for various infrastructure and system requirements as they arise.
- Systematically update and maintain technical documentation, including network diagrams, SOPs, and security logs.
- Minimum 5 years of hands-on experience in network and security roles
- Strong knowledge of firewalls, routing, switching, VPN, and network design
- Experience managing multi-site environments
- Exposure to VAPT, security audits, or compliance frameworks
- Experience handling external vendors and security assessments
- Familiar with telco provisioning and infrastructure rollout
- Must be physically on-site in Singapore and travel to stores when required
Strong ownership mindset and ability to drive initiatives independently
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