Specialist, Implementation

US: Mastercard International Incor

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Sao Paulo, Brazil Until 8/21/2026 H-1B sponsor history First posted April 9, 2026 Last posted April 9, 2026
Job description

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

Specialist, Implementation

Overview

• In a customer-facing environment, lead and motivate a team of implementation specialists providing testing support for technical interfaces on MasterCard’s core and auxiliary processing systems to international financial institutions and their transaction processors and service providers.
• Deliver standard through complex testing activities ensuring quality and reliability of the implementations.
• Are you motivated to be a part of driving a world beyond cash?
• Have you good knowledge about electronic payment and related processes such as authorization, clearing and settlement?
• Are you able to cope with a fast changing and ambiguous environment?

Role

• Act as central point of contact for customers and/ or MasterCard customer representatives throughout customer testing execution.
• Assures processing interfaces with MasterCard’s electronic payment processing systems are compliant with MasterCard‘s global product rules and specifications.
• Define, create, maintain and document standard and non-standard customer testing processes, focus on technical processing customer interfaces.
• Provide internal and customer training.

All About You

• Relevant experience in “Information Technology” system knowledge, with strong understanding of network technology, applications, and project management.
• Strong payment transaction processing and industry business principles knowledge.
• Strong understanding of MasterCard’s payment processing systems, formats and associated customer host interface testing services and principles.
• Ability to interact well with the customer, Sr. and Executive management
• Strong verbal and written communication skills with ability to leverage these skills in a teaching environment
• Strong testing and technical skills
• Ability to drive change in a technical work environment
• Ability to lead matrix organizations and cross functional teams
• Self-Starter with ability to work independently

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.




About this role

Summary

Lead testing for payment systems, ensure compliance, and train customers in payment interfaces.

Job title

Specialist, Implementation

Experience level

relevant experience in IT and payment processing

Industry

financial services

Location requirements

Sao Paulo, Brazil; on-site work required

Salary

Not specified

Visa sponsorship

H-1B sponsor history

Management role

No

Skills & keywords

Required skills

IT system knowledgenetwork technologyproject managementpayment transactionstesting

Preferred skills

customer interactioncommunication skillstechnical skillsleadership

Specializations

payment processingtestinginterfaceselectronic payments
Locations

Structured locations inferred from the posting.

São Paulo, State of São Paulo, Brazil

On-site City