IT Security Engineer

Responsibilities 1 :

[Closed]

=========================

Responsibilities 2 :

• Design, build, and kaizen industry-wise (or global) countermeasures for frauds through external/internal collaborations
• Contribute Anti-Cyber Crime Office in engineering and cyber defense perspectives
• Build and maintain tools and applications for automation and analysis in anti-phishing/anti-fraud
• OSINT and fraud research via public, commercial, and closed media and communications
• CSIRT activities for phishing/fraud sites, campaigns, or cases
• Data analysis and research on Rakuten data sources for law enforcement action or fraud cases

Required Skills 2 :

• Engineering and technical operation experience for at least 3 years in cybersecurity/cybercrime, or relevant knowledge/experience
• Practical knowledge and experience in programming languages with at least 3 years experience: Python
• Practical knowledge and experience in SQL
• Deep understanding and professional experience in protocols used by criminals in fraud including HTTP, TLS, SMTP, DNS
• Customer first, team-worker, passion for contribution for continuous enhancement
• Understanding and commitment to Code of Ethic
• Experience as a leader in teams or projects

Desired Skills 2 :

• Practical knowledge and experience in multiple programming languages : Java, C/C++, C#, Go Lang, Python, Ruby, Perl, bash, or Powershell
• Experience in anti-fraud activities and response
• Professional experience in OOP
• Experience of development, operation, or incident response in B2C or B2B service
• CSIRT experience
• Understanding for Japanese laws and regulations about cybercrime and authorized access (Japanese or English)
• Japanese skills in reading, writing, and communication with Japanese members (JPNT:N1-3)

Language Skills 2 :

• Japanese : Business level
• English : Business level (ex: TOEIC 800 or higher)