Network Security Engineer - Cloud & Threat Detection (Jakarta)

Ensign InfoSecurity; Indonesia; On-site; IDR 240,000,000 - 480,000,000; Full time

Job summary

Ensign InfoSecurity in Indonesia is seeking a Domain Security Engineer — Network to secure a predominantly cloud environment. You will own the implementation and operation of network security across the stack, coordinating with Security Engineering and incident teams.

Based in Jakarta on-site, you will operate network security solutions, run vulnerability scanning, manage email security, tune detection rules, and help investigate network threats while keeping documentation up to date.

Qualifications

• 3-5+ years in network security operations/engineering.
• Hands-on with network security solutions.
• Comfortable in cloud-native network environments.
• Cloud network security certification a plus.
• Jakarta-based; onsite.

Responsibilities

• Operate Network Cybersecurity solution.
• Run VM (Tenable) scanning, prioritization and remediation tracking.
• Operate Email Security Gateway (Proofpoint): policies, quarantine, phishing response.
• Tune correlation rules and reduce false positives across network/cloud sources.
• Support incident detection and investigation for network-layer threats.
• Maintain network domain documentation and detection content.

Skills

Network security

Cloud networking

Analytical thinking

Engineering skills

Tools

Tenable

Proofpoint

Job description

Ensign InfoSecurity in Indonesia is seeking a Domain Security Engineer — Network to secure a predominantly cloud environment. You will own the implementation and operation of network security across the stack, coordinating with Security Engineering and incident teams.

Based in Jakarta on-site, you will operate network security solutions, run vulnerability scanning, manage email security, tune detection rules, and help investigate network threats while keeping documentation up to date.