Cyber Security Technical Expert at Nucleus Software Exports Ltd. | JP | Rezi

Cyber Security Technical Expert at Nucleus Software Exports Ltd.

Cyber Security Technical Expert

Nucleus Software Exports Ltd. · JP

2 weeks ago

Cyber Security Technical Expert

Nucleus Software Exports Ltd. · JP

15 days ago
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About the Role

We are seeking a highly skilled and experienced Cybersecurity Technical Expert to strengthen information security and ensure compliance with Japanese financial industry standards. The role involves leading technical initiatives related to cybersecurity architecture, threat prevention, incident response, and compliance with internal and external security requirements. This position is critical in safeguarding the digital assets, payment platforms, and customer information within a regulated credit card and financial services environment.

Responsibilities

  • Design, implement, and maintain robust cybersecurity frameworks aligned with PCI DSS, Group security policies and global standards.
  • Monitor, analyze, and respond to security incidents, threat analysis and vulnerabilities across networks, applications, and endpoints.
  • Lead penetration testing, threat modeling, & risk assessments to identify and mitigate potential risks.
  • Develop and enhance SIEM, EDR, and SOC monitoring capabilities to ensure real-time threat detection and response.
  • Collaborate with IT infrastructure, application, and compliance teams to ensure security-by-design across all projects.
  • Conduct regular audits & ensure compliance with Japanese regulatory requirements and international best practices.
  • Research and evaluate emerging cyber threats, technologies, and regulatory trends, recommending proactive measures.
  • Conduct security awareness training and technical mentoring for internal teams.

Requirements

  • Bachelor’s or Master’s degree in computer science, Information Technology, Cybersecurity, or related field.
  • Minimum 7+ years of experience in cybersecurity or IT security roles, preferably in financial services or credit card industry.
  • Strong knowledge of network & application security, cryptography, secure coding practices, & cloud security.
  • Hands-on experience with SIEM tools, Vulnerability scanners, and Incident response platforms.
  • Experience with Japanese regulatory frameworks and data protection laws is a plus.
  • Professional certifications such as CISSP, CISM, CEH, or equivalent are highly desirable.
  • Fluent in Japanese and basic level English reading, writing and communication, bi-lingual Japanese native is preferred but not mandatory.

Skills

  • Knowledge of Japanese regulatory frameworks (FSA, FISC guidelines, PCI DSS).
  • Experience supporting audit and compliance processes for financial institutions.
  • Ability to communicate technical issues effectively with non-technical stakeholders.
  • Working proficiency in Japanese; English language skills are an advantage.
  • Strong analytical and problem-solving mindset.
  • High integrity, confidentiality, and accountability in handling sensitive information.
  • Collaborative approach with ability to work across multicultural teams.
  • Proactive learner with a continuous improvement attitude.

Experience Level

  • 7+ years of experience

Education Level

  • Bachelor’s or Master’s degree in computer science, Information Technology, Cybersecurity, or related field.