Cybersecurity Consultant, Network Security (2 year direct contract)

Singapore Telecommunications Limited; Singapore; On-site; SGD 120,000 - 180,000; Full time

Job summary

Singtel is seeking a Senior Cyber Security Consultant to deploy and manage cyber tools, ensuring compliance with internal policies and regulatory requirements. The role emphasizes securing networks, cloud environments, and infrastructure while aligning with Zero Trust principles and regulatory demands.

The ideal candidate has 5–8 years in cybersecurity engineering or security operations, strong networking fundamentals, and hands-on experience with NDR, firewalls, SIEM/EDR, and IAM/PIAM

Qualifications

• Bachelor's degree (or diploma) in Cybersecurity, IT, CS or related field.
• 5–8 years of experience in cybersecurity engineering or security operations.
• Strong knowledge of threat landscape, risk management and data protection.
• Solid networking knowledge (TCP/IP, routing, firewalls, VPNs, encryption).
• Hands-on with security tech such as NDR, firewalls, and asset discovery tools.

Responsibilities

• Deliver cybersecurity tooling across the organization.
• Guide junior team members and resolve escalations.
• Design and maintain IAM and PIAM solutions.
• Collaborate with network, cloud and infrastructure teams.
• Implement and manage segmentation policies for least-privilege.
• Support NDR deployment and telemetry integration with SIEM/EDR.
• Align security with Zero Trust across network, endpoint and identity.
• Maintain security policies and technical docs.

Skills

Cybersecurity engineering

Security operations

Incident response

Risk management

Data protection

Networking principles

Documentation

Independent work

Education

Bachelor's degree or Diploma in Cybersecurity/IT/CS

Tools

NDR

firewalls

Zero Trust tools

asset discovery tools

Vulnerability management

SIEM

EDR

Job description

Singtel is where Technology meets Purpose.

We're building an AI-first telco for the future-connecting people, businesses and communities through trusted networks, intelligent digital services and next-generation technology.

From transforming everyday experiences in mobile, broadband, entertainment and lifestyle services to enabling enterprises with AI, 5G+, cloud, cybersecurity, data centres and digital platforms, we create the technology that powers how millions live, work and connect.

At Singtel, your work creates real impact. You'll solve meaningful challenges, shape critical digital infrastructure and help build secure, resilient and AI-enabled solutions that serve businesses, digital ecosystems and communities across the globe.

This is where BIG Possibilities become reality. Whether you're engineering intelligent networks, advancing sovereign AI cloud platforms, strengthening cybersecurity, designing seamless customer experiences or driving sustainable innovation, you'll be part of teams shaping the future of technology.

Backed by decades of expertise and driven by a culture of continuous learning and innovation, Singtel offers the scale, opportunities and support to help you grow your career while making a difference where it matters most.

Be a Part of Something BIG!We are looking for a motivated and detail-oriented Senior Cyber Security Consultant with strong experience in cybersecurity and a solid technical foundation in network, infrastructure, and cloud security to deploy and manage cyber tools and ensure compliance with internal policies and regulatory requirements.

Make An Impact By

• 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 environmentsEnsure alignment with Zero Trust principles across network, endpoint, and identity layers
• Support cybersecurity audits, regulatory requirements, and internal GRC processesMaintain and update security policies, procedures, SOPs, and technical documentation

Skills For Success

• Bachelor's degree (or diploma with relevant experience) in Cybersecurity, Information Technology, Computer Science, or a related field.
• 5-8 years of experience in cybersecurity engineering, security operations, or related roles.
• Strong understanding of cybersecurity concepts including threat landscape, risk management, incident response, and data protection.
• Good understanding of networking principles and protocols (TCP/IP, routing, firewalls, VPNs, encryption).
• Hands-on experience or strong working knowledge of security technologies such as NDR, firewalls,
• Zero Trust Segmentation tools vulnerability management, and asset discovery tools.
• Experience working in complex, regulated, or infrastructure-heavy environments is highly desirable.
• Strong documentation, analytical, and problem-solving skills.
• Ability to work independently while collaborating effectively with cross-functional teams.

Preferred Certifications and Skills

• Relevant certifications (Security+, CISSP, GIAC, CCNA/CCNP Security) Networking certifications (CCNA, CCNP, or equivalent) are advantageous.
• Palo Alto / Fortinet firewall certifications
• Exposure to Illumio / Guardicore.
• Exposure to cloud security in AWS, Azure, or GCP environments.
• Experience with scripting or automation (Python, PowerShell) is a plus.
• Strong verbal and written communication skills, with the ability to engage senior technical and
• business stakeholders.

Are you ready to say hello to BIG Possibilities?