Manager, Consumer Specialist Sales, Debit Portfolio Optimization, Southeast Asia

Our Purpose
Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we're helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential.
Title and Summary
Manager, Consumer Specialist Sales, Debit Portfolio Optimization, Southeast Asia
Overview
The Manager, Consumer Specialist Sales - Debit Portfolio Optimization will partner closely with Account teams, Product, Marketing, and Services to identify, shape, and execute portfolio optimization opportunities to drive portfolio growth and deliver incremental value for Mastercard and its customers across Southeast Asia.
The role combines data-driven portfolio insights with commercial solutioning, supporting issuers in improving activation, domestic and cross border spend engagement, transaction approval rates, and overall performance of in force debit card portfolios.
Key Responsibilities
1. Assess Portfolio Performance
• Assess in-force debit card portfolio performance across key metrics, including:
o Card activation and early month on book (EMOB) / first payment
o Domestic and cross-border spend active rates
o Purchase volume and engagement
o Card-present and card-not-present authorization approval rates
o ATM only, Dormant and inactive card segments
2. Identify Optimization Opportunities
• Leverage data insights and benchmarks to identify high-impact opportunities to improve portfolio performance, including:
o Activation and EMOB programs to drive everyday usage and habit formation
o Spend and engagement initiatives to increase usage
o Authorization performance improvements (approval rates and transaction success)
o Dormancy and reactivation programs to recover inactive cards
3. Orchestrate Execution, Track Performance, and Scale Impact
• Define portfolio optimization priorities and coordinate delivery across Account Management, Marketing, Services, and other relevant teams• Develop portfolio performance dashboards to support decision-making and track performance• Own outcomes of portfolio optimization initiatives, ensuring effective delivery through appropriate teams• Capture successful approaches and translate them into repeatable playbooks• Scale proven initiatives across markets and clients to drive sustained portfolio growth
Experience & Qualifications
• Strong understanding of debit card/CASA portfolios and post-issuance lifecycle dynamics, including activation, engagement, retention, and authorization performance• Proven ability to translate data and insights into actionable portfolio optimization strategies that drive measurable outcomes• Strong commercial mindset, linking portfolio metrics to growth, usage, and revenue impact• Ability to move from insight to execution, driving structured initiatives and delivering results• Strong stakeholder management and influencing skills, with the ability to work across teams without direct authority• Ability to orchestrate cross-functional teams and capabilities to deliver outcomes at scale• Experience working across multiple markets or regional roles preferred• Ability to develop and deliver clear, structured, client-facing narratives, and influence senior stakeholders
Apply Now
If you are excited by the opportunity to turn portfolio insights into measurable growth, partner across markets and functions, and help issuers unlock more value from their debit portfolios across Southeast Asia, we encourage you to apply through the links provided.
Corporate Security Responsibility
All activities involving access to Mastercard assets, information, and networks comes with an inherent risk to the organization and, therefore, it is expected that every person working for, or on behalf of, Mastercard is responsible for information security and must:

• Abide by Mastercard's security policies and practices;
• Ensure the confidentiality and integrity of the information being accessed;
• Report any suspected information security violation or breach, and
• Complete all periodic mandatory security trainings in accordance with Mastercard's guidelines.