Senior Platform Architect

Senior Platform Architect

Apply locations: Dublin, Ireland

Type: Full time

Posted on: Posted Yesterday

Application deadline: August 18, 2025 (4 days left to apply)

Job Requisition ID: R-246569

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, innovation, partnerships, and networks combine to deliver unique products and services that help people, businesses, and governments realize their greatest potential.

Title and Summary

Senior Platform Architect Overview

Infrastructure Design Services is a team of Technology Architects and Engineers responsible for analyzing and designing infrastructure frameworks to meet application, platform, or system needs, aligned with Mastercard's operational standards and principles.

The team engages from the beginning of the analysis and design phase to collaborate with application teams and other critical stakeholders to ensure infrastructure and application architectures meet security, scalability, and availability standards.

The primary deliverable is the Technical Architecture Document (TAD), detailing the infrastructure design for the application, platform, or system.

This role requires experience with internet fundamentals related to web servers, application servers, internet security, and other internet technologies.

The candidate will design and deliver internet infrastructure solutions that satisfy member, product, service, and backbone requirements.

Have you used Microsoft Visio to design middleware infrastructure from scratch?

Can you interface with users, application teams, and stakeholders to determine their evolving needs?

Can you generate high-level system requirements based on given constraints?

Can you ensure these requirements are consistent, complete, correct, and operationally defined?

Role Responsibilities

- Generate requirements collaboratively with architects, engineers, application teams, and users to ensure all high-level requirements are met.
- Create and maintain architectural products such as TADs, technical documents, logical flows, and models to keep stakeholders aligned.
- Maintain all architectural artifacts in current, up-to-date states.
- Resolve internet architectural and operational issues impacting infrastructure and product availability and performance globally.
- Research and evaluate new technologies for potential deployment.
- Lead regional projects, including planning, resource management, and implementation.
- Implement, manage, and support internet infrastructure components following standards and best practices.
- Perform problem diagnosis, performance tuning, capacity planning, and configuration management.
- Monitor production systems to ensure stability and future compatibility.

Candidate Profile

- Deep understanding of network, operating systems, and web middleware principles.
- Expertise in core functions related to internet infrastructure design or web administration.
- High-energy, proactive, detail-oriented, and able to work under pressure independently.
- Self-motivated with a drive to achieve results.
- Strong communication, collaboration, and organizational skills, capable of working in a diverse, geographically distributed team.
- Willingness to learn and take on challenging opportunities is essential.

Corporate Security Responsibility

All activities involving access to Mastercard assets, information, and networks carry inherent risks. Every employee or contractor must:

- Abide by Mastercard's security policies and practices.
- Ensure confidentiality and integrity of accessed information.
- Report any suspected security violations or breaches.
- Complete mandatory security training as per Mastercard's guidelines.

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