IT Network & Security Administrator

SK Jewellery Group; Singapore; On-site; SGD 120,000 - 180,000; Full time

Job summary

SK Jewellery Group in Singapore is seeking a hands-on Network & Security Lead to manage and secure our multi-site infrastructure across HQ and retail stores. You will oversee SD-WAN rollout, firewall and VPN configurations, and telco provisioning, while driving security governance and incident readiness.

You will coordinate VAPT activities, implement access controls, and ensure alignment with Cyber Trust Mark requirements.

Qualifications

• Minimum 5 years of hands-on network and security experience.
• 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.

Responsibilities

• Manage and maintain network infrastructure, hands-on (LAN, WAN, SD-WAN, VPN, firewalls).
• Oversee rollout and operations of SD-WAN with roadmap into ZTNA/SASE.
• Ensure uptime and performance across HQ and retail stores.
• Lead telco management (circuits, SIMs, provisioning, escalations).
• Support new store setup and project-based infrastructure deployment.
• Own and drive Cyber Trust Mark and Data Protection Trust Mark requirements.
• Implement and validate network security controls, segmentation, access policies.
• Manage external VAPT vendors and remediation tracking.
• Conduct and support internal VAPT/security testing exercises.
• Ensure alignment with security best practices and audit requirements.
• Act as main contact for cyber insurance and IRM vendor; coordinate incident response.
• Ensure controls meet insurer expectations and policy obligations.
• Manage firewall environments (on-prem and cloud); work with Azure networking components.
• Support secure connectivity between on-prem, cloud, and vendors.
• Troubleshoot network and security incidents end-to-end; engage vendors as needed.
• Provide on-site support at retail stores for incidents or deployment.
• Maintain documentation (network diagrams, SOPs, security controls).

Skills

Networking

SD-WAN

Firewalls

VPN

VAPT

Azure Networking

Security Incident

Tools

Azure Firewall

Job description

Job Description

Network & Infrastructure

• Manage and maintain network infrastructure, Hands-on (LAN, WAN, SD-WAN, VPN, firewalls)
• Oversee rollout and operations of SD-WAN, with future roadmap into ZTNA / SASE
• Ensure uptime and performance across HQ and retail stores
• Lead telco management (circuits, SIMs, provisioning, escalations)
• Support new store setup and project-based infrastructure deployment

Cybersecurity & Governance

• Own and drive Cyber Trust Mark and Data Protection Trust Mark (DPTM) requirements
• Implement and validate network security controls, segmentation, and access policies
• Manage and review external VAPT vendors and remediation tracking
• Conduct and support internal VAPT / security testing exercises
• Ensure alignment with security best practices and audit requirements

Cyber Insurance & Incident Readiness

• Act as the main point of contact for cyber insurance and IRM vendor
• Coordinate incident response requirements, reporting, and readiness
• Ensure controls meet insurer expectations and policy obligations

Cloud & Security Operations

• Manage and maintain firewall environments (on-prem and cloud)
• Work with Azure networking components, including Azure Firewall
• Support secure connectivity between on-prem, cloud, and vendors

Operations, Support & Vendor Management

• Troubleshoot network and security incidents end-to-end
• Work closely with vendors for delivery, escalation, and issue resolution
• Provide on-site support at retail stores when required for incident resolution or deployment
• Handle ad-hoc IT operational support where needed across infrastructure and systems
• Maintain documentation (network diagrams, SOPs, security controls)

Job Requirements

• 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