Network & Security Engineer

NCS Pte Ltd; Singapore; On-site; SGD 60,000 - 90,000; Full time

Job summary

NCS Pte Ltd in Singapore is seeking an IT security professional to maintain, monitor, and enhance our security infrastructure, ensuring assets remain secure and available for business operations across multiple environments.

You will lead incident response, patch management, vulnerability assessments, and system integrity checks while collaborating with IT and cybersecurity teams to strengthen controls, documentation, and compliance.

Qualifications

• Bachelor's degree or diploma in Computer Science, IT, Cybersecurity, or related field.
• 1–5 years of experience in IT or cybersecurity roles.
• Knowledge of AWS cloud native security tools and services (IAM, WAF, GuardDuty, KMS).
• Hands-on with one or more listed security technologies (firewalls, SIEM, vulnerability tools).

Responsibilities

• Incident Management: respond to alerts and escalate within SLA.
• Troubleshooting: support security solutions and resolve issues with vendors.
• Patch Management: plan and apply updates to mitigate vulnerabilities.
• Service/Change Requests: respond to CRs/SRs within SLA.
• System Monitoring: continuously monitor security systems and health checks.
• Collaboration: work with IT and cybersecurity teams to improve security measures.
• Proactive Measures: stay current with cybersecurity trends and improve posture.
• Compliance: ensure adherence to security standards and documentation.

Skills

Analytical skills

Communication

Teamwork

Education

Bachelor's or diploma in CS/IT/Cybersecurity

Tools

AWS IAM

Firewall/WAF

GuardDuty

KMS

FortiGate

Checkpoint

Palo Alto

Splunk

Tenable

Symantec

Job description

Company 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:

1. 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.
2. 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.
3. Patch Management: Plan and apply regular updates to mitigate vulnerabilities and maintain system compliance.
4. Service and Change Requests: Respond to inbound Change Requests (CRs), Service Requests (SRs) or other queries within SLA.
5. System Monitoring: Continuously monitor security systems and perform regular health checks and tasks to ensure operational effectiveness.
6. Collaboration: Work closely with IT and cybersecurity teams for reporting and to enhance security measures into ongoing operations.
7. Proactive Measures: Stay current with the latest cybersecurity trends and implement proactive measures to improve security posture.
8. Compliance: Ensure adherence to security standards and develop / update comprehensive documentation and guides.

Qualifications

• Bachelor’s degree or diploma in Computer Science, Information Technology, Cybersecurity, or a related field.
• 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.

Learn more about us at ncs.co and visit our LinkedIn career site.