Network Security Engineer (Singapore)

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

As a Network Security Engineer, you will support the operation, monitoring, and continuous improvement of network security platforms across the EMEA Bank and Securities technology estate. You will act as a supporting point of contact for audit, IT risk, and security governance teams, ensuring alignment with regulatory frameworks such as ISO 27001, SAMA, and SWIFT CSCF, while strengthening perimeter, cloud, and edge security controls.

What You'll Do and How You'll Succeed

Network Security Operations

• Operate, monitor, and maintain network security platforms across EMEA.
• Support perimeter security controls including next‑generation firewalls and intrusion prevention systems (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.

Policy & Governance

• Support network security policy management processes, including 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.

We'd Love to Hear From You If...

Experience

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

Technical Expertise

• You are proficient in Windows Server and Linux environments.
• You understand infrastructure, networking, and operating systems deeply.
• You are experienced with enterprise cyber security tools and regulatory frameworks (ISO 27001, CIS, NIST).
• You have scripting or automation exposure (Python, Ansible, PowerShell).
• Certifications such as Security+, CEH, or vendor/platform credentials (Microsoft, AWS) are advantageous.

Ways of Working

• You communicate effectively with both technical and non‑technical stakeholders.
• You collaborate across functions and manage vendor relationships.
• You are process‑oriented, detail‑focused, and proactive in problem identification.
• You thrive in complex environments, balancing operational support with audit and compliance requirements.

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Who We Are

Thakral One is a consulting and technology services company headquartered in Singapore, with a pan‑Asian presence. We focus primarily around technology‑driven consulting, adoption of value‑added bespoke solutions, enabling enhanced decision support through data analytics, and embracing possibilities in the cloud. We are heavily inclined towards building capabilities collaboratively with clients and believe strongly in improving grounded and practical outcomes.

This approach is possible through our partnership with leading global technology providers and internal R&D teams. Our clients come from Financial Services, Banking, Telco, Government, Healthcare, and Consumer‑oriented organisations.