Security Officer
About the Role
You will own the foundations of corporate security and turn policies into working, automated systems. You will develop and enforce information security policies, assess and manage compliance (including ISO27001 and SOC2), run partner and vendor security assessments, operate identity and access controls (SSO/MFA/Okta/Azure AD/Google Workspace), manage device lifecycle with MDM and EDR tooling, implement least privilege and just-in-time access, automate security processes, and run security awareness programs including phishing simulations. You will enable teams to ship safely and document playbooks and procedures.
Requirements
- 3+ years of experience in corporate security or information security
- Experience with identity management tools such as Okta and Azure AD
- Experience with mobile device management (MDM) and endpoint detection and response (EDR) tools
- Experience with security awareness training and phishing simulation programs
- Understanding of compliance frameworks such as ISO27001 and SOC2 and vendor risk assessment
- Business-level English
- Business-level Japanese
- Experience working in technology companies or startups
- Knowledge of cloud security concepts (AWS, Azure, GCP) (nice-to-have)
- Experience with Japanese regulators/authorities for fintech security (nice-to-have)
- Security certifications such as CISSP, CISM, or CISA (nice-to-have)
Responsibilities
- Develop and enforce information security policies and procedures
- Support partner security assessments and maintain security documentation
- Assess security posture of the company and third-party providers
- Manage compliance audits and implement compliance automation and controls
- Own information security aspects of business continuity
- Operate and manage SSO, MFA, and access controls (Okta, Azure AD, Google Workspace)
- Implement least privilege and just-in-time access
- Manage device lifecycle with MDM and EDR tooling
- Automate security processes wherever possible
- Conduct phishing and security simulation exercises and provide training