Client Success Specialist

Chon Buri, Thailand March 18, 2026 Full Time Phenom People (Career Connect)
Make an impact at NTT Global Data Centers Join NTT Global Data Centers and be part of a team that drives innovation and sustainability in the digital world. With over 150 data centers across more than 20 countries globally, we offer unparalleled opportunities to work on cutting-edge technology and transformative projects. Experience a collaborative, innovative, and inclusive workplace where your ideas are valued, and your growth is supported. Your role at a glance The Client Success Specialist is a seasoned subject matter expert, responsible for building and maintaining the client relationship to drive value for the client and increased lifetime value for the company. This role is responsible for multiple small-to-medium scale or simple (single-service) contracts. As the primary post-sale point of contact for clients this role drives client-facing activity through the company's Client Success Management Charters of Adoption, Expansion and Renewal. Acting as the clients’ trusted advisor they help the client realize value from their relationship with the company and ensure the client’s relationship experience is a positive one. This role works in partnership with sales and client/service delivery management teams to deliver in-contract growth and a successful on-time renewal. What we are looking for Key Responsibilities: Client Nurture / relationship - Develops and maintains the relationship with client representatives to Management level, being recognized as the client’s ‘trusted advisor’. Ensures the client is able to interact successfully with the company and to optimize the engagement (measurable through improving CSAT) Acts as an escalation point for client issues which are not being resolved though standard process, facilitating a satisfactory client outcome with relevant resolver groups within the organization. Adoption Charter - Ensures the client is aware of and is successfully adopting offer features and increasing their usage of services (as appropriate). Proactively helps the client to realize demonstrable value from the offers and meet their original business (procurement) objectives. Expansion Charter - Drives up-sell of existing Offers/services and closes the deals to achieve revenue targets Identifies cross-sell opportunities (to extend organization’s footprint with the client) and facilitate engagement with Sales/GTM functions to engage the client on these opportunities Renewal Charter - Demonstrates the value delivered by the organization throughout the lifetime of the contract and drive a successful and on-time renewal. Minimizes churn (client, revenue, service) at renewal and seek opportunities to drive up-sell / cross-sell as part of the renewal process. Client Success Practice - Be an active member of the regional and Global CS Management practice (including adopting standard methodologies, platforms/tools, KPIs, best practice activity, sharing experiences with the community). Responsible for DATA Quality Management within own client portfolio. Builds and maintains Client Success Management skills and operating knowledge. Builds and maintains an up-to-date knowledge of company offers. Knowledge and Attributes: Excellent interpersonal skills with the ability to develop and maintain solid stakeholder relationships up to Management level. Seasoned account planning and stakeholder mapping and management techniques. Ability to interpret a client’s business strategy / plans and understand opportunities for company solutions/services. Seasoned knowledge of company's offers and services, including the core functionality and features, linkage within company’s service portfolio, pricing structures, client benefits. Ability to provide an external industry viewpoint (including industry insights, technology trends and competitor landscape) and to highlight the organization's expertise and differentiated offerings and position “partnership” offerings with the client. Seasoned sales skills (consultative selling and negotiation) with the ability to identify up-sell opportunities and close resulting deals. Ability to execute on-time renewals with minimum volume or price churn. Seasoned knowledge and understanding of IT service environment, service operations and ITIL practices. Seasoned understanding of organization's high-level operating model and the ability to develop and maintain relationships across relevant cross-functional teams. Seasoned understanding of organization's billing processes and client invoicing linked to contracted services. Seasoned understanding of financial statements and metrics, including revenue, expense control, and growth relative to market in order to hold strategic client conversations. Seasoned understanding of contracts and contract management; with the ability to maintain the contract, to discuss with the client and understand how to position as a value exchange. Academic Qualifications and Certifications: Bachelor’s degree or equivalent in information technology or sales or a related field. Certification and working knowledge of ITIL practices. Additional relevant vendor certifications is advantageous. Required experience: Seasoned experience in a client-facing role in one or more of Sales, Service or Consultancy disciplines in a large scale (preferably multi-national) IT services environment. Seasoned subject matter and services product expertise within sales and operations. Who we are As the third largest data center provider, we operate over 150 data centers in more than 20 countries and regions. We understand that every business – large and small – has its own unique needs and goals. We offer local-to-global data center expertise, aligned with our connected platform of AI-ready data centers to create solutions that enable our clients to seamlessly scale their digital businesses, anywhere and anytime. Data centers are the foundation of the digital world and at NTT Global Data Centers, we are one of the largest providers across the globe. We offer a wide variety of exciting and challenging careers that deliver opportunities to shape our ever-changing world. Our diverse, inspiring workforce is the heart and soul of our company, providing the best experience for our clients every day. By bringing together our global capabilities and local expertise, we help our clients achieve their goals, anywhere in the world. Together, we can accomplish the extraordinary and work to create a more sustainable world with rewarding benefits for everyone - clients, employees, investors, partners, and communities. Introduce yourself to our recruiters and we will get in touch if there is a role that seems like a good match.
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How to Get Hired at NTT Data Group Corp.

  • NTT DATA Group Corporation is the Tokyo-headquartered global IT services holding company, with roughly 190,000 employees, ~¥4.4 trillion revenue, and operations in more than 50 countries.
  • The company became a wholly owned subsidiary of NTT Corporation in 2024 (delisted from Tokyo Stock Exchange code 9613), but operates as an independent business under President and CEO Yo Honma.
How to apply to NTT Data Group Corp.

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