About LINE Corp.

Shinjuku, Tokyo

At 83 million domestic users, or 65% of the population, LINE is Japan's most popular messaging application. It is also popular throughout Asia, boasting approximately 186 million users globally.

Key benefits

  • Build reliable systems at scale
  • Room to grow
  • Healthy work/life balance

About the position

Infrastructure security team is a global engineering team that designs, builds and operates LINE entire cyber infrastructure.

Responsibilities

  • Review, build, operate and improve measures to protect large-scale service infrastructure and business environment infrastructure
  • Design and implementation of new service security architecture
  • Provide security guides to engineers, business teams and partners involved in various LINEs
  • Enforce security checks on LINE infrastructure and improve methods
  • Security automation

Requirements

  • Risk assessment and automation
  • Vulnerability-based infrastructure risk assessment (experience on Enumeration standards such as CVSS Scheme and CPE)
  • Threat-based infrastructure risk assessment
  • Security Warranty
  • Enhancing security vulnerabilities
  • Hardening design/implementation for Server OS (Linux/Windows), Client OS, Service Platform, Open Source
  • Access Control for Linux (RHEL, CentOS), Windows environments (IAM, PAM, ZeroTrust, AD, LDAP)
  • Review, build, operate and improve protection measures (Security Platform DevSecOps)
  • Security automation
  • Review, build, run and improve Endpoint Security
  • Review, build, run and improve System/Data Security
  • Review, build, operate and improve Key Management (SSL/TLS Certificates, KMS, HMS)
  • Review, build, run and improve Security Management (Elastic Stack, Splunk, etc.)
  • Experience of the role of security architect
  • Security architecture design and implementation for new services
  • Security-related standards-based security operations
  • ISO27001, SOC, PCI-DSS, SOX

Nice to haves

These aren’t required, but be sure to mention them in your application if you have them.

  • Design, construction and operation of various service infrastructure environments
    • Public Clouds (AWS, GCP, Azure, etc.)
    • Private cloud (i.e. OpenStack and other IaaS technologies, Kubernets and Container technologies like Docker)
    • Large infrastructure (tens of thousands or more)
  • A master’s degree in computer science or related fields
  • Use two or more of the following languages at the business level: Japanese, English, Korean, Chinese

Meet LINE Corp.'s Developers

Joining LINE as a QA Engineer

with Swapnali Koli

Swapnali had been working at a Japanese company as a QA Engineer. Looking for a new challenge, she joined LINE, where she’s led their private cloud API automation project.

Read her story...

Joining LINE from overseas

with Li Liu

Li was working in Toronto when he was recruited to join LINE as a principal engineer. He tells his story of relocating to Japan.

Read his story...

Growing a career in Japan

with Matthew Bailey

Starting as a server side engineer at LINE, Matt is now a software development manager. He shares his experiences of finding a job in Japan, and gives tips on how you can be successful at landing one too.

Read his story...

Other Jobs at LINE Corp.

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About LINE Corp.

Shinjuku, Tokyo

At 83 million domestic users, or 65% of the population, LINE is Japan's most popular messaging application. It is also popular throughout Asia, boasting approximately 186 million users globally.

Key benefits

  • Build reliable systems at scale
  • Room to grow
  • Healthy work/life balance

Other Jobs at LINE Corp.

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