Find jobs
Pricing
Free Resume Checker
Blog
Sign in
Sign up
FIND JOBSPRICINGFREE RESUME CHECKERBLOGSIGN INSIGN UP
Rakuten

Infrastructure Architect, Corporate IT - Global Architecture Section, Global IT Strategy Office (GITSO)

LocationTokyo, Japan
Work modehybrid
Typefull-time
SeniorityLead
Experience10+ yrs
DepartmentTechnology Management Division (TMD)
Company size10,000+ people
First seenOct 6, 2026 · 5d ago
Verified live1d ago
At a glanceSummarised by Seekless from the posting.
Must have18
Good understanding of security, monitoring, high availability and disaster recovery principles
Ability to independently add components to lab or other non-production toolsets to test drive a product or execute PoC
Ability to lead troubleshooting, leverage objective evidence, possess analytics and problem-solving skills
Possess scripting skills using Python, Powershell or other interpreter languages
Understanding of computer networking
Strong written and verbal communication and presentation skills
Adaptive to new challenges and strong desire to learn new technologies
Ability to work as a team player and individually with minimal supervision under pressure
Demonstrated track record working in an international setting with diverse cultural backgrounds and time zones
At least 10 years of relevant IT experience with at least 5 years as senior/lead engineer in a large enterprise setting
Experience in Identity and Access Management (Active Directory, LDAP, Kerberos, Okta, Entra ID, ADFS, PKI, Smart Card, DNS, etc.)
Experience in Cloud IaaS, PaaS (Azure, Google Cloud Platform, Amazon Web Services, etc.)
Experience in Core Enterprise Infrastructure (Hypervisors, Server Operating Systems, Database, Backup, Logging)
Experience in Endpoint Technology (Client OS, Mobile Devices, MDM, Deployment, VDI, Crowdstrike)
Experience in Enterprise Networking (LAN, WAN, Routing, Switching, MPLS, DHCP, WiFi, VPN, ZTNA)
Experience in Communications and Collaborations Technology (Office 365, Google Workspace, Zoom, Slack, etc.)
Experience in Corporate Office Business Environment for Financial Institutions
At least business level English
Nice to have8
At least 2-years of architect-level in design solutions of one of the fields in a large enterprise setting
Experience and expertise at engineer-level or above in more than one of the fields above
Ability to independently build a full stack corporate environment to test drive a product or execute PoC
Current CISSP, Security+ or equivalent security certifications
Relevant enterprise architecture framework certification (e.g. TOGAF, OpenCA, CEA Black Belt, ITIL, etc.)
Relevant architect-level or senior engineering level technical IT certifications (e.g. Microsoft, VMware, Cisco, AWS, Okta, etc.)
Relevant work experience in financial institutions
Business Level Japanese (JLPT N3 level or higher)
Eligibility1
Located in or willing to work from Tokyo Headquarters on-site at least 4 days a week
Skills
Python
Powershell
Active Directory
LDAP
Kerberos
Okta
Entra ID
ADFS
PKI
DNS
Azure
Google Cloud Platform
Amazon Web Services
VMware
Hyper-V
Proxmox
Nutanix
Windows
Linux
Microsoft SQL Server
MySQL
PostgreSQL
Veeam
Backup Exec
Cohesity
Logstash
Exabeam
Mac
Android
iOS
MECM
Intune
Jamf
Windows Autopilot
DEP
VMware Horizon
CrowdStrike
Office 365
Google Workspace
Zoom
Slack
Zscaler
Netskope
Job Description:
Business Overview
The Technology Management Division (TMD) provides Corporate IT, and Cyber Security & Privacy Governance to Rakuten Group companies and essential business management for technology organizations, thereby enabling innovation and strengthening the technology foundation. Within TMD, the Corporate IT Supervisory Department (CITD) drives Rakuten’s global corporate IT services and infrastructure.
Our mission is to empower Rakuten through innovative and secure IT solutions that enhance efficiency and foster productivity.
Department Overview
The Global IT Strategy Office (GITSO) empowers Rakuten through innovative and secure IT solutions that drive efficiency and enhance productivity. As a global organization, we standardize processes to provide comprehensive IT support across several core functions: global project management (PMO), solution and enterprise architecture, global business application strategies, and technology services. With a focus on global alignment and strategic IT direction, we play a pivotal role in Rakuten’s digital transformation and operational excellence initiatives.
Position:
Why We Hire
Our team currently consists of 6 full time members located in Japan, North America and Europe. We are looking to expand our team’s presence in Japan to cover increasing workload.
Position Details
•
Solution Design: Design scalable, efficient, practical and business-driven IT solutions that align with business directions, strategies and business requirements
•
Design Documents: Deliver design documents, diagrams and implementation recommendations while participating in requirements gathering, design and test phases of IT projects
•
Proof of Concepts (PoCs) & Prototyping: Research, identify, shortlist and test through hands-on setup of proof-of-concepts and test environments to design the best IT architecture within constraints set forth by the business
•
Solution Evaluation: Determine evaluation criteria of new technology that will support long-term roadmap and ensure compatibility and integration with existing applications, systems or platforms
•
Troubleshooting and Problem Discovery: Lead troubleshooting, leverage objective evidence and problem analytic skill to identify core problems to the current technical issue and propose improvements
•
Collaboration and Mentorship: Collaborate with management and relevant business stakeholders to deliver solution recommendations; with engineering and operations to ensure solutions are scalable, stable, secure and operationally sustainable
Work Environment
Our team members are all experienced engineers coming from different fields of IT.
Mandatory Qualifications:
•
Good understanding on security, monitoring, high availability and disaster recovery principles to apply consistently on system design activity
•
Ability to independently add components to lab or other non-production toolsets to test drive a product or execute PoC
•
Ability to lead troubleshooting, leverage objective evidence, possess analytics and problem-solving skills to assess situation and identify problems
•
Possess scripting skills using Python, Powershell or other interpreter languages
•
Understanding of computer networking and how one’s specialization interacts with the network
•
Strong written and verbal communication and presentation skills and be able to communicate effectively with other team members, other departments/teams or management in a technical and non-technical manner
•
Adaptive to new challenges and shows strong desire to learn and explore new and cutting-edge technologies
•
Ability to work as a team player for larger projects and individually with minimal supervision while under pressure to meet tight deadlines
•
Demonstrated track record working in an international setting, being a team member within a team from various cultural background, working in different geographic locations and time zones
•
At least 10 years of relevant IT experience with at least 5 years of solid demonstrated experience as senior/lead engineer-level building and implementation of one of the following fields in a large enterprise setting
•
Identity and Access Management (Active Directory, LDAP and Kerberos, Okta, Entra ID, ADFS, PKI and Smart Card, DNS, etc.)
•
Cloud IaaS, PaaS (Azure, Google Cloud Platform, Amazon Web Services, etc.)
•
Core Enterprise Infrastructure (Hypervisors [VMware, Hyper-V, Proxmox, Nutanix], Server Operating Systems [Windows/Linux], Database [Microsoft SQL Server, MySQL, PostgreSQL], Backup [Veeam, Backup Exec, Cohesity], Logging [Logstash, Azure, Exabeam], etc.)
•
Endpoint Technology (Client Operating Systems [Windows, Mac, Linux], Mobile Devices [Android, iOS], Mobile Device Management [MECM, Intune, Jamf], Endpoint Deployment Technology [Windows Autopilot, DEP, MECM, Jamf], VDI [VMware Horizon], Crowdstrike, etc.)
•
Enterprise Networking (Enterprise Core Networking [LAN, WAN, Routing and Switching, MPLS, DHCP], WiFi, VPN, ZTNA Solutions [Zscaler, Netskope], etc.)
•
Communications and Collaborations Technology (Office 365, Google Workspace, Zoom, Slack, etc.)
•
Corporate Office Business Environment for Financial Institutions
Desired Qualifications:
•
At least 2-years of architect-level in design solutions of one of the fields above in a large enterprise setting
•
Experience and expertise at engineer-level or above in more than one of the fields above
•
Ability to independently build a full stack corporate environment to test drive a product or execute PoC
•
Current CISSP, Security+ or equivalent security certifications
•
Relevant enterprise architecture framework certification (e.g. TOGAF, OpenCA, CEA Black Belt, ITIL, etc.)
•
Relevant architect-level or senior engineering level technical IT certifications (e.g. Microsoft, VMware, Cisco, AWS, Okta, etc.)
•
Relevant work experience in financial institutions
•
Business Level Japanese (JLPT N3 level or higher, and can communicate in a business setting)
Other Information:
Additional information on Location
This role will be based our Tokyo Headquarters and requires to be on-site at least 4 days a week (subject to change any time).
Additional information on English Qualification
At least business level English is a must.
#engineer #strategyplanning #infrastructureengineer #informationsecurity #privacygovernance #technologymanagementdiv #Python
Languages:
English (Overall - 3 - Advanced), Japanese (Overall - 3 - Advanced)
More roles at Rakuten
Information Security Specialist - International Standard & System Section, Information Security & Privacy Governance Department (ISPD)International Sales / Business Development - US/EU Business Section, Overseas Sales Strategy Department (Rakuten Ichiba) (C&M)Forward Deployed Engineer (AI Consultant / AI Engineer) - AI Product Development Section , Enterprise Solution Development Department , Group Sales Division (GSD)Head of Relational Marketing Intelligence - Ad & Media Company(A&M)Manager Candidate - Inquiry Management Section, Crime Prevention & Control Department, Group Compliance Supervisory Department (CPCD)
Seekless
Seek less: one search across companies' own career pages, instead of a dozen job boards.
Product
Find jobsCompaniesPricingFree Resume Checker
Company
AboutBlog
Legal
PrivacyTermsCookies
© 2026 SEEKLESS. ALL RIGHTS RESERVED.BUILT WITH CARE