Senior Specialist, Presales (Infrastructure)

Make an impact with NTT DATA

Join a company that is pushing the boundaries of what is possible. We are renowned for our technical excellence and leading innovations, and for making a difference to our clients and society. Our workplace embraces diversity and inclusion - it’s a place where you can grow, belong and thrive.

Key Responsibilities

Cross-portfolio solution leadership

• Act as the lead technical voice for infrastructure pursuits and orchestrate NTT solutions in Thailand (hybrid cloud, data center, network and SD-WAN, cybersecurity, digital workplace, managed services, data and AI) into one coherent offer.
• Coordinate with other NTT business units, domain specialists and global or regional teams to bring in the right expertise and reuse proven reference architectures.
• Keep a view of the full solution portfolio and spot cross-sell and up-sell opportunities in existing accounts.

Opportunity and bid support

• Partner with Account Managers and Sales Leads on opportunity qualification, account planning and pursuit strategy.
• Run discovery workshops, assess customer environments and translate business needs into technical requirements.
• Design target architectures, sizing, bills of materials and high-level pricing inputs with delivery and commercial teams.
• Lead RFP/RFI/RFQ responses, technical proposals, solution presentations, demos and proof-of-concepts.
• Work with Delivery, Legal, Risk and Finance on scope, assumptions, risks and handover so the solution sold is the solution that can be delivered.

Technical leadership and enablement

• Mentor and guide junior presales engineers and solution architects; set solution and proposal quality standards.
• Build and maintain reusable presales assets: solution templates, reference architectures, case studies and competitive positioning.
• Run internal sales enablement sessions so sales teams can position the infrastructure and cross-portfolio offering with confidence.

Customer and partner engagement

• Serve as trusted advisor to customer CIOs, IT heads and architects, including at executive briefings and customer events.
• Manage technical relationships with key vendors and technology partners (for example cloud hyperscalers, networking, compute, storage and security vendors).
• Track market trends, competitor moves and Thailand regulatory requirements (for example PDPA and sector-specific rules) and feed them into the go-to-market approach.

Qualifications and Experience

• Bachelor's degree in Computer Engineering, Computer Science, IT or a related field (Master's preferred).
• 8+ years in IT infrastructure, with at least 4 years in presales, solution architecture or technical consulting for enterprise customers.
• Proven record of leading technical solutions for large, multi-domain deals in the Thai or wider ASEAN market.
• Hands-on breadth across at least two of: hybrid/multi-cloud, data center (compute, storage, virtualization), enterprise networking, cybersecurity, digital workplace, managed services.
• Relevant certifications are a plus, such as AWS, Microsoft Azure, Google Cloud, VMware, Cisco (CCNP/CCIE), Palo Alto, TOGAF or ITIL.
• Fluent Thai and English (spoken and written); Japanese is an advantage.

Competencies

Technical

• Solution architecture and design across hybrid cloud, data center, network and security domains.
• Sizing, TCO/ROI modelling and cost-to-serve awareness for managed services and multi-year contracts.
• Understanding of how infrastructure connects to data, AI and application modernization.

Commercial and behavioral

• Consultative selling: turns customer pain points into clear, differentiated value propositions.
• Strong storytelling and executive-level presentation skills in Thai and English.
• Collaboration across business units, vendors and global teams without direct authority.
• Ownership of deal quality, deadlines and risk, with sound judgment under pressure.
• Coaching mindset and a habit of sharing knowledge.

Workplace type:

About NTT DATA

NTT DATA is a $30+ billion business and technology services leader, serving 75% of the Fortune

Global 100. We are committed to accelerating client success and positively impacting society through

responsible innovation. We are one of the world’s leading AI and digital infrastructure providers, with

unmatched capabilities in enterprise-scale AI, cloud, security, connectivity, data centers and

application services. Our consulting and industry solutions help organizations and society move

confidently and sustainably into the digital future. As a Global Top Employer, we have experts in more

than 70 countries. We also offer clients access to a robust ecosystem of innovation centers as well as

established and start-up partners. NTT DATA is part of NTT Group, which invests over $3 billion each

year in R&D.

Equal Opportunity Employer

NTT DATA is proud to be an Equal Opportunity Employer with a global culture that embraces diversity. We are committed to providing an environment free of unfair discrimination and harassment. We do not discriminate based on age, race, colour, gender, sexual orientation, religion, nationality, disability, pregnancy, marital status, veteran status, or any other protected category. Join our growing global team and accelerate your career with us. Apply today.

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