Network Security Engineer: Perimeter & Cloud Defense

Thakral One; Singapore; On-site; SGD 90,000 - 130,000; Full time

Job summary

Thakral One is seeking a skilled Network Security Engineer to support operation, monitoring, and improvement of security platforms across the EMEA estate. You will collaborate with audit, risk, and governance teams to align with ISO 27001, SAMA, and SWIFT CSCF, while strengthening perimeter, cloud, and edge security controls.

You will manage security operations, policy changes, and incident response in a multi‑vendor environment, delivering compliant documentation and automation to reduce manual

Qualifications

• 8–10 years of experience in cyber or information security roles.
• Strong experience in network security operations, TCP/IP, routing, switching, and traffic-flow analysis.
• Hands-on experience with firewalls, IPS, SWG, NAC (Cisco ISE), and cloud network security concepts.

Responsibilities

• Operate, monitor, and maintain network security platforms across EMEA.
• Support perimeter security controls including next‑generation firewalls and IPS.
• Manage cloud‑based edge security platforms (WAF, DDoS protection, Zero Trust / ZTNA).
• Support Secure Web Gateway (SWG) solutions including URL filtering, SSL inspection, and user‑based access controls.
• Enhance visibility with microsegmentation tools, application dependency mapping, and east‑west traffic analysis.
• Support policy management, firewall rule changes, reviews, and compliance activities.
• Collaborate with audit, risk, and compliance stakeholders to ensure regulatory alignment.
• Provide audit‑ready documentation, evidence packs, and compliance reporting.
• Work in multi‑vendor environments, supporting integrations across diverse firewall and security platforms.
• Collaborate with IT partners, operations, and vendors to implement new controls.
• Support information security incidents and operational security duties as required.
• Deliver implementation packages and handover documents for new deployments.
• Develop automation scripts, dashboards, or integrations to reduce manual workload.
• Contribute to improvements in detection, compliance, and control effectiveness.

Skills

Network security operations

TCP/IP

Routing & Switching

Traffic-flow analysis

Scripting/Automation (Python, Ansible,

PowerShell

Windows Server

Linux environments

Tools

Firewalls

IPS

SWG

NAC (Cisco ISE)

Cloud network security concepts

Job description

Thakral One is seeking a skilled Network Security Engineer to support operation, monitoring, and improvement of security platforms across the EMEA estate. You will collaborate with audit, risk, and governance teams to align with ISO 27001, SAMA, and SWIFT CSCF, while strengthening perimeter, cloud, and edge security controls.

You will manage security operations, policy changes, and incident response in a multi‑vendor environment, delivering compliant documentation and automation to reduce manual