Cybersecurity Operations Specialist

Singtel Group; Singapore; On-site; SGD 80,000 - 110,000; Full time

Job summary

A next-generation data centre operator based in Singapore is seeking a Cybersecurity Operations Specialist to safeguard enterprise systems and data. This role is crucial for monitoring and responding to threats while ensuring compliance across IT and OT environments. The ideal candidate has a Bachelor's degree in Computer Science or Information Security, with a minimum of 5 years of relevant experience in cybersecurity operations. Join a dynamic team driven by sustainability and innovation.

Benefits

Full suite of health and wellness benefits

Ongoing training and development programs

Internal mobility opportunities

Qualifications

• Minimum 5 years of experience in cybersecurity operations or engineering.
• Hands-on experience with SIEM, EDR, IDS/IPS, PAM.
• Familiarity with OT and IT security environments.

Responsibilities

• Monitor, detect, and respond to threats across IT and OT environments.
• Implement compliance controls and conduct risk assessments.
• Perform regular security audits and manage internal/external audit support.

Skills

Operational Security Management

Incident Response

Analytical Skills

Network Security

Vulnerability Management

Education

Bachelor's degree in Computer Science or Information Security

Tools

SIEM

EDR

IDS/IPS

PAM

Vulnerability Scanners

Job description

Are you passionate about making a real impact? At Nxera, we’re redefining the data centre (DC) industry with a unique focus on sustainability, connectivity, and AI, setting us apart as the next-generation DC operator. Be part of a fast-growing industry powering the digitalisation wave, gain invaluable experience, and work alongside dynamic teams to co-create the future.

As a Cybersecurity Operations Specialist, you will be at the forefront of safeguarding our enterprise systems and data. This role focuses on operational excellence—monitoring, detecting, and responding to threats—while ensuring compliance and resilience across IT and OT environments. If you thrive in fast-paced environments and have a passion for hands‑on security engineering, this is your opportunity to make a real impact.

Make an Impact by

• Operational Security Management
• Operate and maintain cybersecurity tools: SIEM, IDS/IPS, EDR, PAM, vulnerability scanners, and log management systems.
• Perform system hardening, patch management, and network segmentation.
• Work with SOC to contain, remediate, and recover from security incidents promptly.
• Work with SOC to monitor alerts and ensure timely escalation and resolution.
• Compliance & Risk Management
• Implement and validate compliance controls for regulatory mandates and internal security policies.
• Conduct continuous risk assessments and drive improvements in security posture.
• Collaborate with SOC, IT, OT, and Physical Security teams to ensure security operations align with enterprise architecture.
• Support integration of advanced monitoring tools and security automation.
• Audit & Reporting
• Perform regular security audits and checks, ensuring timely and accurate management reporting.
• Provide full support for internal and external audits related to cybersecurity.
• Threat & Vulnerability Management
• Follow up on all CVEs to ensure timely remediation.
• Track and address Indicators of Compromise (IOCs), Vulnerability Assessment & Penetration Testing (VAPT), and Bug Bounty Program findings.
• Ensure vulnerabilities in third‑party libraries and components are managed effectively.

Skills for Success

• Bachelor’s degree in Computer Science, Information Security, or related field.
• Minimum 5 years of experience in cybersecurity operations or engineering.
• Hands‑on experience with SIEM, EDR, IDS/IPS, PAM, and vulnerability management tools.
• Strong knowledge of network security, system hardening, and incident response.
• Certifications such as CISSP, CISM, or equivalent preferred.
• Familiarity with OT and IT security environments.
• Ability to work under pressure and manage multiple priorities.
• Strong analytical and problem‑solving skills

Rewards that Go Beyond

• Full suite of health and wellness benefits
• Ongoing training and development programs
• Internal mobility opportunities

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