Infrastructure Security Engineer

Summary

Join PayPay's Product Security team as an Infrastructure Security Engineer and lead improvements to our infrastructure and operational security. You will introduce key security solutions like SOAR and analyze security risks relevant to our production infrastructure. Design and implement security measures, improve incident handling, and enhance observability and monitoring. Collaborate with infrastructure teams to prioritize security goals and participate in major infrastructure projects. This full-time, remote position offers flexible work hours and a comprehensive benefits package, including paid time off, social insurance, 401K, and relocation support. The ideal candidate possesses 2+ years of experience in infrastructure security, strong programming skills, and hands-on experience with cloud platforms and CI/CD pipelines. Work from anywhere in Japan with super flex time.

Requirements

• 2+ years of infrastructure security or relevant experience
• Solid understanding of security principles, protocols, and best practices
• Solid programming skills in one or more programming languages, such as Python, Golang
• Experience leading projects in any kind of security solutions, such as CNAPP, PAM, IDS/IPS, SIEM, SOAR, WAF, NGFW, etc
• Hands-on experience with cloud platforms, preferably AWS
• Hands-on Terraform experience. Experience with other IAC tools is also acceptable
• Hands-on Linux experience and comfortable with Linux commands
• Hands-on experience with CI/CD pipelines and tools like Github Action, Jenkins, ArgoCD, etc
• Knowledge of containerization technologies such as Docker and Kubernetes
• Strong teamwork skills and the ability to collaborate with others in a diverse environment
• Enjoy taking up a challenge and driving it to a conclusion

Responsibilities

• Analyze security risks relevant to the production infrastructure
• Design security measures for the product infrastructure environment
• Implement and run security solutions (SIEM, vulnerability management, network security, cloud security, container security, etc.)
• Improve security incident handling within product division
• Improve observability and monitoring for security information and events
• Assist infrastructure teams in prioritizing security goals
• Assist infrastructure teams in implementing and running secure solutions
• Participate in major infrastructure projects as a security expert

Preferred Qualifications

• Previous experience working in DevOps, SRE, or similar roles
• Experience working with microservice-based systems
• Experience working in a security position within the fintech industry
• Native or business level Japanese proficiency

Benefits

• Social Insurance (health insurance, employee pension, employment insurance and compensation insurance)
• 401K
• Translation/Interpretation support
• VISA sponsor + Relocation support
• Annual leave (up to 14 days in the first year, granted proportionally according to the month of employment. Can be used from the date of hire)
• Personal leave (5 days each year, granted proportionally according to the month of employment）
• PayPay's own special paid leave system, which can be used to attend to illnesses, injuries, hospital visits, etc., of the employee, family members, pets, etc
• Every Sat/Sun/National holidays (In Japan)/New Year's break/Company-designated Special days
• Work From Anywhere at Anytime
• Super Flex Time (No Core Time)
• Late overtime allowance, Work from anywhere allowance (JPY100,000)