Cybersecurity Consultant
On-siteToranomon, Tokyo, Japan
Job Summary
Lead investigation and analysis of complex incidents and threats, primarily escalating cases from junior analysts while proposing architecture and operations improvements based on the client's entire IT environment. Handle diverse environments ranging from on-premises to cloud, advancing technical standards and mentoring the team through practical experience. Communicate technical expertise across Windows, Linux, networks, and cloud to build trusted relationships with customers and internal stakeholders, responding to escalations calmly and logically. Provide advanced advisory services that find optimal solutions where no single correct answer exists, making proposals grounded in hands-on experience. Contribute to improving overall team capabilities by sharing knowledge on new attack methods and threat trends.
Required Qualifications
- Possesses strong technical judgment backed by many years of practical experience in the cybersecurity field.
- Has experience overcoming multiple high-difficulty cases in Threat Hunting, DFIR, or SOC environments.
- Can think from a holistic perspective across the entire IT and security landscape, not just individual tools.
- Continuously keeps up with new attack methods and threat trends and proactively shares knowledge.
- Can build trusted relationships with customers and internal stakeholders through technical expertise.
- Can respond to escalation cases calmly and logically.
- Can communicate technically across Windows, Linux, networks, and cloud environments.
- Understands operational constraints and can make realistic improvement recommendations.
- Finds value in providing optimal solutions where there is no single correct answer.
- Finds value in making the best proposals to customers based on advanced hands-on experience.
- Takes pride in supporting the technical growth of junior analysts.
- Can clearly articulate and structure technical experiences and communicate them effectively.
- Seeks an environment where quality, results, and output are fairly evaluated.
Desired Qualifications
- Experience working on global projects.
- Experience communicating technical topics in English.
- Experience providing technical explanations and decision-making information to CISOs and senior management.
- Certifications such as GCFA, GCFE, GREM, GXPN, or equivalent practical expertise.
- Practical experience in malware analysis and reverse engineering.
- Experience in forensic investigations and incident response within cloud environments (AWS, Azure, GCP).
- Experience investigating and analyzing advanced threats such as APT attacks and ransomware (RaaS).
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