Senior Cybersecurity Engineer – Network Security & Zero Trust

Singtel; Singapore; On-site; Confidential; Full time

Job summary

Singtel is seeking an experienced cybersecurity engineer to join our security team in Singapore. You will contribute to technical delivery of cybersecurity tools, IAM/PIAM design, and cross‑functional security projects across network, cloud, and infrastructure domains.

You will work on NDR, segmentation, and asset discovery while aligning with Zero Trust principles, governance, and regulatory requirements. Strong collaboration and documentation skills are essential.

Qualifications

• Bachelor’s degree or diploma in Cybersecurity, Information Technology, Computer Science, or related field.
• 5–8 years of experience in cybersecurity engineering, security operations, or related roles.
• Strong understanding of cybersecurity concepts, threat landscape, risk management, and data protection.
• Knowledge of networking principles, TCP/IP, routing, firewalls, VPNs, encryption.
• Experience with NDR, segmentation tools, vulnerability management, and asset discovery.

Responsibilities

• Support the overall technical delivery of cybersecurity tools and initiatives across the organization.
• Provide guidance and support to junior team members in resolving delivery challenges and customer escalations.
• Support the design, development, implementation, and maintenance of IAM and PIAM solutions.
• Collaborate with cross-functional teams (network, cloud, infrastructure) to implement security solutions and projects.
• Own and execute the technical implementation of in-scope security technologies.
• Ensure timely and effective deployment of security solutions in line with approved architectures and designs.
• Support deployment and operations of micro-segmentation solutions, including policy creation and enforcement.
• Define, implement, and manage segmentation policies to enforce least-privilege communication.
• Support design and rollout of Network Detection & Response (NDR) capabilities across enterprise infrastructure.
• Work with SOC and engineering teams to improve detection coverage and telemetry integration across NDR, SIEM, and EDR.
• Support asset discovery initiatives and validate asset inventory accuracy across environments; align with Zero Trust principles.

Skills

Cybersecurity engineering

Security operations

Threat landscape

Networking fundamentals

NDR

Zero Trust

Asset discovery

Documentation

Cross-functional collaboration

Education

Bachelor’s degree or diploma in Cybersecurity/IT

Tools

Illumio

Guardicore

Palo Alto

Fortinet

AWS/Azure/GCP security

Job description

Singtel is seeking an experienced cybersecurity engineer to join our security team in Singapore. You will contribute to technical delivery of cybersecurity tools, IAM/PIAM design, and cross‑functional security projects across network, cloud, and infrastructure domains.

You will work on NDR, segmentation, and asset discovery while aligning with Zero Trust principles, governance, and regulatory requirements. Strong collaboration and documentation skills are essential.