Senior Network & Cloud Security Specialist

Pan-United Corporation; Singapore; On-site; SGD 80,000 - 120,000; Full time

Job summary

A technology company in Singapore is seeking a Senior Network & Cloud Security Specialist to enhance security across digital ecosystems and cloud infrastructures. The ideal candidate will have over 5 years of experience in network security and cloud management, with strong skills in firewalls, VPNs, and cloud-native security tools. Responsibilities include designing security architectures, managing cloud environments, and responding to security incidents, among others.

Qualifications

• 5+ years of experience in network administration, cloud architecture, cloud infrastructure and cloud security management.
• Strong knowledge of firewalls, VPNs, routing, and cloud-native security tools.
• Certifications preferred: CISSP, CCSP, GCP/AWS Security Specialty, CCNP Security or Fortinet NSE.
• Excellent analytical, troubleshooting, communication and interpersonal skills.

Responsibilities

• Design, deploy, and manage network security infrastructures.
• Deploy, manage, and monitor cloud infrastructure (GCP, AWS, Azure).
• Conduct threat modelling, vulnerability scanning, and penetration testing.
• Implement Zero Trust Network Access and segmentation strategies across data centres and cloud.
• Conduct threat modelling, vulnerability scanning and penetration testing.

Skills

Network Security Architecture

Cloud Security Management

Identity and Access Management

Threat Modelling

Penetration Testing

Cloud Native Security Tools

Analytical Skills

Troubleshooting

Troubleshooting

Analytical Skills

Education

Bachelor’s Degree in Computer Science or Information Security

Tools

AWS

Azure

Google Cloud

Palo Alto

Fortinet

Cisco Firepower

Check Point

Job description

Senior Network & Cloud Security Specialist

Pan-United is a listed Asia-based technology company catalysing change in the ready-mix concrete and logistics space.

If you’re passionate about securing digital ecosystems and building resilient cloud infrastructure, join our team today!

Job Responsibilities:

Network Security Architecture & Operations

Design, deploy, and manage network security infrastructures (firewalls, IDS/IPS, VPNs, proxies, WAFs, load balancers)

Define and manage Identity and Access Management (IAM) policies, roles and MFA configurations

Maintain and optimise next-generation firewalls (eg. Palo Alto, Fortinet, Cisco Firepower, Check Point)

Implement Zero Trust Network Access (ZTNA) and segmentation strategies across data centres and cloud

Conduct threat modelling, vulnerability scanning and penetration testing for network and edge systems

Manage secure connectivity between cloud and on-premises networks (eg. VPN tunnels, ExpressRoute, Direct Connect).

Document and maintain security configurations, procedures and audit logs

Cloud Security Architecture & Operations

Deploy, manage, and monitor cloud infrastructure (GCP, AWS and Azure)

Manage hybrid and multi-cloud environments integrating on-premises systems with cloud services

Automate provisioning, scaling, and backup processes

Optimise cloud resource utilisation and costs using governance and monitoring tools

Implement network and cloud security controls including firewalls, VPNs, encryption, and identity management

Respond to and investigate security incidents and breaches in cloud environments, conduct root cause analysis, and support recovery effortsStay up-to-date with the latest cloud security trends, threats and technologies

Provide guidance and training to internal teams on cloud security best practices

Job Requirements:

Bachelor’s Degree in Computer Science, Information Security, or related field

5+ years of experience in network administration, cloud architecture, cloud infrastructure and cloud security management

Strong knowledge of firewalls, VPNs, routing, and cloud-native security tools

Strong understanding of cloud security principles, architectures and best practices

Hands‑on experience with major cloud platforms such as AWS, Azure or Google Cloud

Certifications preferred: CISSP, CCSP, GCP/AWS Security Specialty, CCNP Security or Fortinet NSE

Relevant certifications in cloud security and information security are highly desirable

Ability to analyse complex security issues and provide effective solutions

Excellent analytical, troubleshooting, communication and interpersonal skills