Cybersecurity Platform Engineer, OT/IoT & Cloud (DSC/JH)

ST ENGINEERING INFO-SECURITY PTE. LTD.; Singapore; On-site; SGD 120,000 - 180,000; Full time

Job summary

ST ENGINEERING INFO-SECURITY PTE. LTD. is seeking a hands-on Cybersecurity Platform Engineer with strong infrastructure, OT/IoT security and cloud engineering skills.

You will design, deploy, secure, automate and support resilient platforms across on-premises, edge, restricted, air-gapped and AWS environments. You will translate security requirements into repeatable implementations and documentation. You will collaborate with cross-functional teams to enhance platform security, reliability and

Qualifications

• Experience in infrastructure, cloud, platform, network or cybersecurity engineering.
• Linux or Windows administration, networking and virtualization.
• Familiarity with cloud platforms, containers, automation or infrastructure-as-code.
• Basic cybersecurity concepts: access control, network segmentation, monitoring and recovery.
• Strong analytical, troubleshooting, communication and documentation skills.
• Willingness to learn across technical areas.

Responsibilities

• Design, deploy and support secure infrastructure across on-premises, cloud and OT environments.
• Configure and maintain virtual machines, containers, networks, storage and platform services.
• Support cloud deployment and operations, preferably on AWS or a comparable cloud platform.
• Use automation and infrastructure-as-code tools to improve deployment consistency and operational efficiency.
• Implement appropriate security controls for access, network segmentation, monitoring, backup and recovery.
• Troubleshoot platform, network, application and security issues with relevant technical teams.
• Prepare and maintain architecture diagrams, build guides, operational procedures and technical documentation.
• Evaluate new technologies and contribute to continuous improvements in platform security, reliability and maintainability.

Skills

Analytical skills

Troubleshooting

Communication

Documentation

Learning new technologies

Tools

Kubernetes

Terraform

Ansible

Virtualization

Job description

Position Summary

We are seeking a hands-on Cybersecurity Platform Engineer with strong infrastructure, OT/IoT security and cloud engineering capabilities. The successful candidate will design, deploy, secure, automate and support resilient platforms across on-premises, edge, restricted, air-gapped and Amazon Web Services (AWS) environments. The role requires practical expertise in virtualization, Linux, Windows, Kubernetes, networking, infrastructure-as-code, security controls and operational assurance.

The ideal candidate is adaptable, technically curious, and able to translate architecture and security requirements into repeatable implementations, validation evidence, operational documentation and supportable outcomes.

Roles & Responsibilities

• Design, deploy and support secure infrastructure across on-premises, cloud and operational technology environments.
• Configure and maintain virtual machines, containers, networks, storage and supporting platform services.
• Support cloud deployment and operations, preferably on AWS or a comparable cloud platform.
• Use automation and infrastructure-as-code tools to improve deployment consistency and operational efficiency.
• Implement appropriate security controls for access, network segmentation, monitoring, backup and recovery.
• Troubleshoot platform, network, application and security issues with relevant technical teams.
• Prepare and maintain architecture diagrams, build guides, operational procedures and technical documentation.
• Evaluate new technologies and contribute to continuous improvements in platform security, reliability and maintainability.

Minimum Requirements

• Relevant experience in infrastructure, cloud, platform, network or cybersecurity engineering.
• Working knowledge of Linux or Windows administration, networking and virtualisation.
• Familiarity with cloud platforms, containers, automation or infrastructure-as-code.
• Basic understanding of cybersecurity principles such as access control, network segmentation, secure configuration, monitoring and recovery.
• Good analytical, troubleshooting, communication and documentation skills.
• Willingness and ability to learn new technologies and work across different technical areas.

Preferred Qualifications

• Exposure to AWS or another major cloud platform.
• Familiarity with Kubernetes, virtualisation platforms, Terraform, Ansible or similar technologies.
• Knowledge of OT, IoT, industrial networks or security-sensitive environments.
• Experience with scripting languages such as Python, Bash or PowerShell.
• Relevant cloud, infrastructure, networking or cybersecurity certification.
• Experience working in customer-facing, consulting, project delivery or systems integration environments.

Work location: Jurong East