Job Description:Business OverviewAs part of Rakuten Group, Inc., we are entrusted with Rakuten Mobile business operations. Our division has entered the carrier business with innovative technology and advanced capabilities, and we continue to take on challenges to provide attractive services.To create world-class, innovative services, we promote systems and environments where each individual can challenge their own potential to the fullest and expand their field of activity.Department OverviewThis department provides solutions centered on mobile services for corporate clients. You will join us as a core member to drive business expansion.- Mobile services- Fixed-line network services- Contact center services- IP phone services- Rakuten Mobile MVNO business- In-house developed services within the Rakuten GroupTechnical Areas of Responsibility and Position DetailsYou will be responsible for driving and supporting the technical aspects of service development. You will promote the commercialization of solutions in collaboration with development departments within Rakuten Mobile. As a member of the business division, you will be in charge of service development while serving as a bridge engineer between business and development teams.Position:Position Details- Consideration of service specifications and requirements definition- Network technology research- Communication with mobile technology teams- Technical verification (PoC) supportWhy This Position is Attractive- We develop corporate business targeting all companies and industries across Japan, without limitations. You will have the opportunity to take on the challenge of building win-win relationships by combining Rakuten Mobile’s assets with your own strategic planning capabilities. Furthermore, creating synergies with various Rakuten Group services is a key mission, providing an environment where you can gain diverse insights through cross-group projects.- Develop "Entrepreneurial" skills by driving the entire process from business planning to operationBeyond mere project management, you will be involved in the entire lifecycle of business creation—from service development and operational structuring to sales planning. This is an environment where you can acquire practical skills to advance business, ranging from defining core issues to producing structured documentation.- Take ownership as a "Core" player by leading diverse stakeholdersYou will lead DX strategies and problem-solving by building consensus among a diverse range of stakeholders, including management, development, sales, and promotion teams. With opportunities such as weekly presentations to executive leadership, you will be deeply involved at the heart of the business. This is a highly rewarding role where you can drive the "entire service" with a strong sense of ownership, rather than just handling an isolated segment of the work.Mandatory Qualifications:- 3+ years of practical experience in the IT industry- Basic knowledge of networks- Work experience in IT infrastructure and a background as a technical engineer- Ability to conduct business within Japan- Experience working in Japan and holding a valid status of residence that allows for employment- Business-level or higher Japanese proficiency (reading, writing, and fluent conversation)- Ability to work from the office at least 4 days a weekDesired Qualifications:- Work experience in communication infrastructure such as mobile, networks, or IP telephony- Knowledge of security- Experience in requirements definition- Experience in project managementIdeal Candidate Profile- Individuals who are eager to grow alongside our services. - Individuals capable of building smooth and effective communication with diverse stakeholders.#business #strategyplanning #groupsalesdiv#RakutenMobileLanguages:English (Overall - 3 - Advanced)、 Japanese (Overall - 4 - Fluent)