Network Security Engineer — Hybrid, Cloud & Automation

Kyndryl; Singapore; On-site; SGD 70,000 - 110,000; Full time

Job summary

Kyndryl Singapore is seeking a Network Security Engineer to drive the operational delivery and continuous improvement of enterprise network security services across a complex managed services environment.

You will manage firewalls, VPNs, IPS/IDS, segmentation, cloud security, vulnerability remediation, and incident response while collaborating with network, cloud, systems, and security teams to ensure secure and compliant operations.

Qualifications

• Hands-on experience administering enterprise firewall, VPN, IPS/IDS, NAT, and network security technologies.
• Strong understanding of routing, segmentation, high availability, application flows, and network security principles.
• Experience implementing controlled changes with governance, testing, rollback, and validation procedures.
• Ability to analyze security events, investigate security incidents, and coordinate remediation activities.
• Experience working with incident, change, problem, audit, and service reporting processes.
• Ability to support planned after-hours activities, incidents, and resilience exercises.

Responsibilities

• Operate, monitor, and maintain enterprise firewall, VPN, IPS/IDS, and network security technologies.
• Implement approved security policy, firewall, segmentation, and VPN changes.
• Support threat monitoring, incident triage, containment, and investigation activities.
• Manage vulnerability remediation, compliance findings, and audit actions.
• Support cloud network security services and landing zone controls.
• Maintain system configurations, documentation, evidence, diagrams, and operational records.
• Monitor performance, availability, capacity, and resilience of security platforms.
• Develop automation, orchestration, and operational improvements that enhance service quality.
• Collaborate with internal teams, vendors, carriers, and client stakeholders on service delivery activities.

Skills

Firewall administration

VPN management

IPS/IDS

Network security

NAT

Governance & change

Incident response

Automation scripting

Cloud network security

Tools

Palo Alto

Fortinet

Cisco

SIEM platforms

Job description

Kyndryl Singapore is seeking a Network Security Engineer to drive the operational delivery and continuous improvement of enterprise network security services across a complex managed services environment.

You will manage firewalls, VPNs, IPS/IDS, segmentation, cloud security, vulnerability remediation, and incident response while collaborating with network, cloud, systems, and security teams to ensure secure and compliant operations.