Senior Business Development

Who We Are  

Located in the heart of Bangkok’s Phrom Phong District, Sertis is ASEAN's leading Data and AI engineering and solutions company. Since 2014, our advanced solutions and products have powered over 400 enterprise Data and AI deployments at the region’s leading companies and conglomerates. We are also a member firm of Andersen Consulting, a global consulting practice integrating business strategy, digital transformation, and AI-driven technology solutions with Andersen Global’s world-class expertise.

What We Do  

Sertis provides both productized and bespoke AI and Data solutions for our Customers, optimizing and commercializing their data in ways that activate real business results. Our 140+ team have developed product offerings and IP ranging from advanced Computer Vision applications accredited Global Top 20 by NIST, to automated insights monetization for Retailers, eKYC for financial institutions, AI-driven agricultural safety assurance, precision steel cutting, trading algorithms for hedge funds, and enterprise knowledge management systems based on AI.

Our Aspiration 

We are data and AI pioneers, dedicated to enhancing the economic and social lives of our customers via technology.   We are not just living in history, we are making history everyday.  In becoming one of the world’s leading Data and AI companies, we always double-down on remaining a place where a diverse mix of talent wants to come, do their best work, and stay. We pride ourselves on bringing the best talent worldwide into a culture that encourages learning, growth opportunities, innovative contributions, and a sense of ownership. As part of Andersen Consulting, we are committed to delivering best-in-class Data and AI solutions—aligned with a global platform known for innovation, integration, and impact—while continuing to set benchmarks in the region and beyond.

For more information, please visit: sertiscorp.com

About the job

Our Senior Business Development is more than a deal-closer, they are a trusted advisor who leads with depth, precision, and a sharp eye for what clients actually need. You will take ownership of the full solution journey: from shaping the proposal to driving implementation and ensuring long-term solution health. Solutions span a broad range of data domains, including cloud migrations, data lake & warehouse development, business intelligence/insights, and advanced analytics & AI.

In this role, you will get to:

• Own the end-to-end commercial pipeline from prospect identification and qualification through to proposal, negotiation, deal closure, and contract signing 
•  Lead proposal development by shaping solution approach, scope definitions, commercial pricing, and SLA agreements in close coordination with internal technical and delivery teams
•  Build a deep understanding of client pain points, business priorities, and strategic goals to position the right solutions with a clear and compelling commercial case
• Build and nurture long-term trusted advisor relationships with key decision-makers and stakeholders, from C-suite to working teams
• Manage the full contract lifecycle including renewals, amendments, upsell opportunities, and commercial negotiations
• Act as the primary commercial point of contact throughout the client engagement, ensuring expectations are consistently aligned and value is clearly communicated
•  Collaborate closely with internal technical and delivery teams to ensure proposals are commercially sound and set up for successful execution
• Maintain a healthy and well-documented sales pipeline, providing accurate forecasts and commercial updates to senior leadership
• Identify and develop new business opportunities within existing accounts as well as net-new clients across target industries
•  Track commercial risks, flag issues early, and find pragmatic win-win solutions that protect client relationships and business margins

You’ll be successful if you have:

• 4–5 years of experience in business development, technical sales, solution sales or account management in a B2B environment.
• Natural ability to lead in a client-facing environment equally comfortable engaging C-suite executives and working-team members with the same confidence and credibility
• Sharp ability to translate complex data solutions into logical business frameworks that speak directly to real decisions and real outcomes
• Excellent communication, analytical, and organizational skills detail-oriented and precise, with a strong instinct for what matters most
• Strong data literacy fundamentals and a genuine appetite to keep learning new data/AI concepts
• Strong presentation design skills with a structured, logical, and compelling storytelling approach
• Experience with strategy consulting and Cloud certifications are a plus!

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