Network & Security Engineer

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

Job summary

NCS, a leading AI Tech Services company, is seeking a security-focused professional to maintain, monitor, and enhance its IT security infrastructure in Singapore. You will lead incident response, patch management, and system integrity efforts to keep digital assets secure and operational.

You will work with IT and cybersecurity teams, respond to alerts, troubleshoot security solutions, and implement proactive measures to strengthen security posture while ensuring compliance with standards.

Qualifications

• 1–5 years IT/cybersecurity experience.
• Proficient with AWS security services (IAM, WAF, GuardDuty, KMS).
• Networking basics (TCP/IP, routing) and firewall concepts.
• Excellent communication and teamwork skills.
• Singapore Citizen only for project sensitivity.

Responsibilities

• Respond to security incidents and escalate to internal teams or vendors within SLA.
• Troubleshoot security solutions and resolve technical issues with internal or external teams.
• Plan and apply patches to mitigate vulnerabilities and maintain compliance.
• Handle service and change requests within SLA and provide timely updates.
• Monitor security systems and perform health checks to ensure operations.
• Collaborate with IT and cybersecurity teams to improve security posture.
• Stay updated on cybersecurity trends and implement proactive measures.
• Document security policies and guides to ensure compliance.

Skills

Incident response

Threat monitoring

Cybersecurity fundamentals

Tools

AWS cloud security tools

FortiGate

Checkpoint

Palo Alto

Cyberark

Splunk

GuardDuty

Job description

NCS is a leading AI Tech Services company. With a 15,000-strong team across the Asia Pacific, NCS scales its platforms and capabilities to provide clients with greater agility and AI expertise across a range of Industries. Embracing a strong ecosystem of global partners, NCS transforms technology services delivery combining AI with digital resilience to drive real business impact. NCS is a subsidiary of the Singtel Group.

Job Description

In this role, you'll play a crucial part in maintaining, monitoring, and enhancing our IT security infrastructure. You'll be at the forefront of incident response, patch management, and system integrity, ensuring our digital assets remain secure and operational.

Responsibilities:

• Incident Management: Respond to managed security technologies’ fault alerts and/or customer escalation. This includes performing incident/problem escalation within SLA to internal technical teams or external product vendor until resolution.
• Troubleshooting: Provide support for security solutions, including troubleshooting product-specific technical issues within SLA and work with internal teams/external vendors to resolve technical issues.
• Patch Management: Plan and apply regular updates to mitigate vulnerabilities and maintain system compliance.
• Service and Change Requests: Respond to inbound Change Requests (CRs), Service Requests (SRs) or other queries within SLA.
• System Monitoring: Continuously monitor security systems and perform regular health checks and tasks to ensure operational effectiveness.
• Collaboration: Work closely with IT and cybersecurity teams for reporting and to enhance security measures into ongoing operations.
• Proactive Measures: Stay current with the latest cybersecurity trends and implement proactive measures to improve security posture.
• Compliance: Ensure adherence to security standards and develop / update comprehensive documentation and guides.

Qualifications

• 1-5 years of experience in IT or cybersecurity roles.
• Knowledge in AWS cloud native security tools and services such as AWS IAM, Firewall/WAF, GuardDuty, KMS etc.
• Practical working expertise with one or more of the following technologies Firewall (i.e FortiGate, Checkpoint, Palo Alto), Cyberark, Carbon Black, Tenable, Tripwire, ExtraHop, Symantec, Splunk etc.
• Sound fundamental knowledge on IP networking (e.g. TCP/IP, routing, etc.) and Firewalls (e.g. Checkpoint, Fortigate, Palo Alto)
• Strong analytical and problem-solving skills.
• Excellent communication and teamwork abilities.
• Due to project sensitivity, we can only consider Singapore Citizen

Additional Information

We are driven by our AEIOU beliefs—Adventure, Excellence, Integrity, Ownership, and Unity—and we seek individuals who embody these values in both their professional and personal lives. We are committed to our Impact: Valuing our clients, Growing our people, and Creating our future.

Together, we make the extraordinary happen.