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Job ID : 1545326 Date Updated : June 24th, 2025
Security Operation Engineer

Security Operation Engineer

Location Tokyo - 23 Wards
Job Type Permanent Full-time
Salary Negotiable, based on experience

Job Description

As a Security Operation Engineer, you are responsible for monitoring, managing, and responding to information security within the IT environment of an organization.

Client Details

We aim to build a secure and resilient infrastructure to support the evolving needs of finance. Our focus is on enabling safe, reliable systems for the future of the industry.

Description

  • Continuously monitoring security events and alerts using SIEM and other tools
  • Performing initial incident response to contain and mitigate threats
  • Conducting root cause analysis and coordinating with relevant teams to implement preventive measures
  • Tuning and maintaining security monitoring tools (e.g., IDS/IPS, EDR) to improve detection accuracy

Job Offer

Join an engineering-first culture where you'll work with advanced security technologies. Your role will directly impact the safety of mission-critical financial systems.

To apply online please click the 'Apply' button below. For a confidential discussion about this role please contact Tomoji Miyashita on +813 6832 8652.

General Requirements

Minimum Experience Level Over 3 years
Career Level Mid Career
Minimum English Level Business Level
Minimum Japanese Level Business Level
Minimum Education Level Bachelor's Degree
Visa Status Permission to work in Japan required

Required Skills

  • Proficient in monitoring and incident response (SIEM, EDR/IDS, log analysis) for swift threat detection and mitigation.
  • Strong analytical skills for root cause analysis, threat hunting, and implementing preventive measures.
  • Clear communicator and collaborator, creating precise incident reports and playbooks while coordinating remediation with teams.
  • Solid grasp of security frameworks (ISO 27001, NIST, ITIL) and experience in cloud and on-prem environments to align with risk requirements.

Job Location

  • Tokyo - 23 Wards

Work Conditions

Job Type Permanent Full-time
Salary Negotiable, based on experience
Industry Bank, Trust Bank

Job Category

  • IT, Web and Communication > Security Engineer, Architect

Company Details

Company Type Large Company (more than 300 employees) - International Company