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Rakuten

BASIS Engineer - Business Support Development Department (BSD)

Tokyo, Japan

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hirly's read of this role

Seniority
Mid level
Country
JP
Work mode
On-site / unstated
First seen by hirly
3 Oct 2026

Derived automatically from the posting. Upload your resume above to see how the role scores against it.

the posting

Job Description:

Department Overview

Our team is responsible for the following products in both domestic and overseas markets:

  • - Internal business support systems for our e-commerce platform
  • - Analytics systems for merchant sales
  • - Performance estimation systems for new strategies
  • - Accounting management systems and billing data

Position:

Why We Hire

In the future, we will execute a project to migrate our current SAP ECC6.0 to SAP S/4HANA by the end of 2027. After the service goes live, we aim to achieve maintenance and operations through in-house resources. Therefore, we would like you to join from the development phase on the project to understand the specifications of the new system.

Position Details

We are looking for a skilled and experienced S/4HANA Basis Administrator to join our team. As an S/4HANA Basis Administrator, you will be responsible for the administration, maintenance, and support of our S/4HANA landscape, ensuring its stability, performance, security, and seamless integration with SAP Business Technology Platform (BTP) services. The ideal candidate will possess in-depth knowledge of S/4HANA architecture, SAP BTP, and cloud-based SAP administration, along with strong problem-solving and communication skills.

Responsibilities

- Manage S/4HANA system landscapes, including development, quality assurance, and production environments.

- Install, configure, and maintain S/4HANA systems and components, including Fiori Launchpad, embedded analytics, and other S/4HANA-specific functionalities.

- Apply SAP Support Packages, Feature Packs, and OSS notes to keep systems up-to-date and secure.

- Manage user administration, authorizations, and security roles within the S/4HANA environment.

- Perform system refreshes, copies, and migrations, including S/4HANA conversions.

- Configure and manage connectivity between S/4HANA and SAP BTP services, such as SAP Integration Suite, SAP Extension Suite, and SAP Analytics Cloud.

- Administer S/4HANA and SAP BTP environments deployed on cloud platforms.

- Monitor S/4HANA system performance and identify areas for improvement, including HANA database performance.

- Perform system tuning and optimization to enhance performance and stability.

- Participate in S/4HANA implementation, upgrade, and migration projects.

- Provide S/4HANA Basis expertise and support to project teams.

- Develop and maintain S/4HANA Basis documentation.

- Stay up to date on the latest S/4HANA Basis technologies, SAP BTP services, and cloud-based SAP administration best practices.

- Identify and implement opportunities to improve S/4HANA Basis processes and procedures.

Mandatory Qualifications:

- Experience in SAP S/4HANA implementation projects.

- Experience in ECC to S/4HANA migration projects.

- Experience with S/4HANA system installation, configuration, and maintenance.

- Strong technical knowledge of S/4HANA architecture, SAP NetWeaver, and HANA database administration.

- SAP S/4HANA System Administration certification.

- Excellent communication and interpersonal skills.

Desired Qualifications:

- Experience with SAP BTP integration and administration.

- Knowledge of ITIL framework.

- Hands on experience in activating DR site as part of DR drills etc.

Other Information:

  • Additional information on English Qualification
  • TOEIC Score 800 or above (or similar level of English ability or a University Degree earned in an English-speaking country).

#engineer #productmanager #finance #accounting #director #projectmanager #commerce

Original posting on Rakuten's site ↗

Listed on hirly, a job board. hirly is not the employer: Rakuten is hiring for this role.

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