Senior Security Engineer: Cloud, SIEM & Threat Defense

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

Job summary

NETS is seeking a Security Engineer to design, implement, and maintain layered security controls. You will partner with security operations, IT, and risk teams to deploy and optimize tools, develop policies, and enhance detection and response capabilities.

The role requires 5+ years of hands-on security engineering experience with SIEM/SOAR/EDR/XDR, cloud security, and scripting in Unix/Linux. You will manage incidents, work with vendors, and ensure compliance through robust change management.

Qualifications

• Bachelor’s degree in Computer Science, Computer Engineering, Information Security, or a related discipline.
• Minimum 5 years of hands‑on experience in security engineering with proven expertise in implementing and managing security technologies including SIEM, SOAR, EDR/XDR, AV, Vulnerability Management, DLP, PAM, IAM, WAF and IDS/IPS.
• Strong understanding of information security principles and networking concepts; hands‑on experience in Unix/Linux environments and scripting (e.g., shell scripting) to troubleshoot complex issues.
• Experience planning, implementing, and rolling out security solutions into production with ability to manage risks and unforeseen challenges.
• Ability to work independently with ownership and accountability; relevant vendor and cloud security certifications (e.g., AWS Security Specialty) are required.

Responsibilities

• Implement and maintain security technologies across the environment.
• Deploy native and 3rd party security solutions in cloud environments.
• Harden and manage security tools to meet regulatory and compliance requirements.
• Lifecycle management of security solutions, including updates and version control.
• Manage incidents from zero‑day vulnerabilities to patches with minimal business impact.
• Collaborate with cross‑functional teams and vendors to resolve issues.
• Conduct periodic checks to ensure optimal operation and plan for future state.
• Perform comprehensive UAT for security solutions prior to production rollout.
• Lead POS and deployment projects with vendors from POC to full implementation.
• Adhere to ITSM processes for BAU changes, problem and incident management.
• Keep documentation up to date with daily activities.

Skills

Security engineering

Scripting

Unix/Linux

Independent worker

Risk management

Education

Bachelor’s degree in Computer Science/Engineering or Information Security

Tools

SIEM

SOAR

EDR

XDR

Anti-Virus

Vulnerability Management

DLP

PAM

IAM

WAF/IDS-IPS

Job description

NETS is seeking a Security Engineer to design, implement, and maintain layered security controls. You will partner with security operations, IT, and risk teams to deploy and optimize tools, develop policies, and enhance detection and response capabilities.

The role requires 5+ years of hands-on security engineering experience with SIEM/SOAR/EDR/XDR, cloud security, and scripting in Unix/Linux. You will manage incidents, work with vendors, and ensure compliance through robust change management.