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Cybersecurity Operation Lead


THALES SOLUTIONS ASIA PTE. LTD.
a day ago
Posted date
a day ago
N/A
Minimum level
N/A
Full-timeEmployment type
Full-time
ITJob category
IT
Position Summary:

We are seeking an experienced Cybersecurity Operations Lead to oversee mission-critical security operations in a 24×7 environment. This role is responsible for threat monitoring, incident response, vulnerability management, and ensuring compliance with IM8 governance standards. You will lead a team of cybersecurity engineers, manage security infrastructure, and drive continuous improvement in operational security practices.

Responsibilities:

Threat Monitoring & Incident Response
  • Oversee day-to-day security monitoring using SIEM and endpoint protection tools.
  • Lead incident response, containment, eradication, and root cause analysis for cybersecurity events.
  • Ensure clear incident classification, escalation workflows, and communication protocols.


Vulnerability & Patch Management
  • Lead vulnerability assessments and penetration testing programs.
  • Manage remediation of vulnerabilities across servers, network devices, middleware, and containers.
  • Ensure timely patching cycles across all environments.


Security Infrastructure & System Hardening
  • Implement, configure, and maintain security technologies (firewalls, IDS/IPS, HSM, PAM).
  • Oversee OS, application, and network hardening (RHEL, Windows Server, Kubernetes).
  • Review and approve security architecture designs for new components and projects.


Privileged Access Management
  • Govern privileged access across Active Directory domains.
  • Ensure segregation of duties, emergency access procedures, and periodic access reviews.


Governance & Compliance
  • Enforce compliance with IM8 cybersecurity policies and standards.
  • Drive audit readiness, maintain risk registers, and track remediation progress.


Team Leadership
  • Liaise with cross function teams
  • Ensure clear documentation, SOPs, and knowledge transfer for all security activities.
  • Drive continuous training and certification for team members.


Requirements:

  • Bachelor's degree in Information Security, Computer Science, Engineering, or related discipline.
  • Minimum 5 years of proven experience in cybersecurity or information security roles supporting mission-critical operations, preferably in the public sector.
  • Strong competency in operating system security (RHEL, Windows Server), network security, and Kubernetes security.
  • Hands-on experience with two or more tools such as SIEM (LogRhythm), Vulnerability Scanner (Nessus), IAM/PAM (BeyondTrust/CyberArk), HSM, TLS/PKI, Firewalls (Check Point, Palo Alto), IDS/IPS is a must.
  • CISSP, CISM, CEH or equivalent preferred.
  • Security principles (CIA, defense in depth, least privilege).
  • Networking and OS fundamentals.
  • Identity & Access Management, cryptography basics.
  • Application security fundamentals (OWASP Top 10, secure coding principles).
  • Incident response and IM8 compliance knowledge.
  • Strong composure under pressure and ability to lead during incidents.
  • Excellent communication skills (written and spoken).
  • High integrity, attention to detail, and accountability.
  • Proactive, collaborative, and able to manage cross-functional coordination.
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JOB SUMMARY
Cybersecurity Operation Lead
THALES SOLUTIONS ASIA PTE. LTD.
Singapore
a day ago
N/A
Full-time

Cybersecurity Operation Lead