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China Mobile International Limited

Cybersecurity Manager (ITOC)

Role Mission:

  • Act as the primary cybersecurity Single point of contract with customer, translating their requirements into ITOC-executable SOPs/runbooks, tickets, and monitoring metrics.

  • Lead day-to-day security operations enablement for ITOC, leveraging hands-on expertise in SIEM, EDR, PAM, and NGFW to operationalize controls.

  • Serve as the escalation authority for end‑user security requests/incidents beyond SOP, ensuring rapid containment, evidence preservation, and service continuity.

 

Key Responsibilities:

  • Coordination and Stakeholder Interface

    • Lead regular syncs with customer on security controls, reporting, and change impacts.

    • Coordinate with internal network, firewall, identity, data center ops, and compliance teams to ensure delivery aligns with business and regulatory objectives.

  • Requirement Translation and Task Execution

    • Convert customer policies/controls into ITOC SOPs, runbooks, detection rules, dashboards, and ticket workflows in SIEM/SOAR and ITSM.

    • Define RACI, remediation SLAs, and MTTR targets; drive continuous improvement through metrics reviews.

  • Security Solutions and Technical Implementation

    • Design, implement, and operationalize:

      • Next‑Gen Firewall and VPN segmentation, including SSL/IPsec, client cert-based auth, and microsegmentation baselines.

      • SIEM onboarding and content engineering: log ingestion, parsing, lookup enrichment via REST API, correlation rules, and dashboards for anomaly detection.

      • EDR/XDR operations and use-case lifecycle: policy tuning, detection engineering, and response playbooks.

  • Privileged Access Management: policy hardening, vault operations, and operator runbooks.

  • Optimize controls for HPC: high-throughput telemetry ingestion, tenant isolation at network and identity layers, bastion/privileged session controls, image/baseline governance, and secure job sandboxes.

  • Escalation and Incident Response

    • Own escalations beyond ITOC SOP: triage, containment, forensics handoff, root cause and corrective action (RCCA), and stakeholder communications.

    • Lead tabletop and DR exercises; maintain IR playbooks integrated with SIEM, EDR, PAM, and firewall workflows.

 

Qualifications, Education & Experience

  • Bachelor’s degree in Information Security/IT or related field.

  • 3+ years of IT/security engineering and operations experience, including:

    • SIEM onboarding/content.

    • EDR/XDR operations.

    • NGFW/VPN configuration and policy management.

    • PAM implementation and operations, including DR configuration.

  • Exposure to government/regulated environments and financial services security use cases is a plus.

 

Professional Competencies

  • Solid grasp of risk management, incident response, vulnerability remediation workflows, and security architecture fundamentals.

  • Ability to convert compliance/control requirements into actionable SOPs, dashboards, alerts, and ITSM processes; familiar with ITIL/ITSM.

  • Comfortable with Agile/Waterfall delivery; tools such as Jira/Confluence/MS Project.

    • Understanding of HPC/security considerations: network segmentation for high-throughput fabric, GPU/accelerator tenant isolation, secure remote access, and image baseline control.

  • Certifications (aligned to CV; additional are a plus)

    • Preferable additions: CISSP, CISM, PMP, ISO 27001 LA, CEH, CCSP, technology vendor certification.

  • Soft Skills

    • Clear communicator with both technical and non-technical stakeholders; capable trainer for frontline operators.

    • Strong analytical and problem-solving skills; calm under pressure with sound incident decision-making.

    • Proficient in English and Chinese; Cantonese advantageous.

  • Project-driven with on-call/off-hours support for changing windows and major incidents.

  • Onsite presence at Supercomputing Center and China Mobile facilities as required.

Preferred Experience:

  • Large-scale data center/cloud or HPC environments, including tenant isolation and cross-domain data flow controls.

  • Engagements with government/FSI clients and regulated environments, including dashboard/reporting and control audits.

 

Interested parties please apply in full resume with current and expected salary via Apply now.  Please indicate the reference in the subject line.

All personal data collected will be used for recruitment and employment related purpose only.

Job details

Work Exp
3 Years
Education
Bachelor Degree
Industry
Telecommunications
Job Function
Information Technology > Security / Audit
Location
Within Hong Kong
Employment Type
Full Time
Published On
7 Jul 2026
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