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Salary
≈ $46k – $116k per year (Estimated)
Location
In office (São Paulo)
Seniority
Senior
Employment
Full-Time

Confirmed on the employer's own hiring board on Sep 26, 2026. First seen by Alion on Sep 25, 2026. Mastercard scores A on the Alion truth index.

Overview
Company
Impact
Profile match
Mastercard is an American payments technology company whose origins date to 1966, when a group of banks formed the Interbank Card Association to compete with BankAmericard. Like its main rival it does not issue cards or extend credit; it operates the network that authorises, clears and settles transactions between issuing banks, acquirers and merchants in more than two hundred countries. Headquartered in Purchase, New York, the company has built a large services business alongside the core network, covering fraud and identity products through its Ethoca and RiskRecon acquisitions, open banking, consulting and loyalty programmes.

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

Senior Specialist, ImplementationIn a customer-facing environment, lead processing implementation projects of a technical and non-technical nature. Deliver standard and some complex implementation activities ensuring quality and reliability of the implementations.

Job Description

Major Accountabilities:

  • Provide end-to-end project execution throughout processing implementation projects.
  • Assess and document customer needs and according implementation activities.
  • Drive customer processing implementation projects of electronic payments processing business activities following the global project coordination methodology.
  • Guide customers through applicable MasterCard processing rules, specification and documentation
  • Identify appropriate processing implementation support documentation (contracts, agreements, forms etc…) to be provided by customers,
  • Handle multiple customer processing implementation projects in parallel.

Education:

Bachelor’s degree in Information Technology, Computer Science, Exact Sciences, Business or equivalent work experience.

Knowledge / Experience:

  • Three to five years of “Information Technology” system knowledge, with good understanding of network technology, applications, and project management.
  • Strong knowledge in payment transaction processing and industry business principles.
  • Good understanding of MasterCard’s payment processing systems, formats and associated customer host interface testing services and principles.
  • Good understanding of the 4 party model and the full transaction lifecycle for MasterCard brands

Skills/ Abilities:

  • Ability to interact well with the customer
  • Good verbal and written communication skills
  • Self Starter with a desire to learn independently
  • Good project management skills
  • Ability to manage change in a technical work environment
  • Ability to understand theory /principles with business impact and apply this understanding to the work environment
  • Ability to work in a matrixed organizations and cross functional teams

• Ability to provide basic training and overview of the functions within CIS

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.

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