# Senior Platform Engineer at Mastercard

Mastercard is hiring a Senior Platform Engineer. Level rates it Little AI ●○○○; you can [apply on Mastercard](https://jobsbylevel.com/go/95441c8a-280a-45c5-abcd-15f03a6c1ee0?utm_medium=ai-agent).

AI Level 1, AI centrality 34 out of 100. O'Fallon, Missouri.

## Details

- Company: [Mastercard](https://jobsbylevel.com/companies/mastercard)
- AI level: AI Level 1 (score 34 out of 100)
- Location: O'Fallon, Missouri
- Posted: November 12, 2026
- Apply: https://jobsbylevel.com/go/95441c8a-280a-45c5-abcd-15f03a6c1ee0?utm_medium=ai-agent
- Free CV review for this job: https://jobsbylevel.com/cv-review?job=senior-platform-engineer-at-mastercard-cad834

## 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 Senior Platform Engineer The Senior Platform Engineer is a hands-on engineering role responsible for designing, implementing, operating, and continuously improving highly available, secure, scalable, and resilient platform infrastructure supporting enterprise applications and distributed data environments. This role partners closely with application, development, infrastructure, and security teams to deliver reliable platform capabilities, automate infrastructure and deployment processes, integrate evolving technologies, and improve the performance and operational efficiency of Mastercard's technology environments. Overview • Provide world-class support and expertise to all of MasterCard’s Big Data environments. • Provide Big Data thought leadership and technology roadmaps to support MasterCard’s vision and evolution. • Purpose of the Job o Represent MasterCard’s Big Data Engineering team as a subject matter expert. o Support MasterCard’s present Big Data infrastructures. o Integrate new technologies and platforms into current environments as technologies evolve and demands change. Role • Design, build, operate, and maintain scalable, secure, resilient, and cost-efficient cloud and platform infrastructure supporting mission-critical applications and distributed systems. • Support and continuously improve highly available Big Data and distributed computing environments, ensuring reliability, performance, capacity, availability, and fault tolerance. • Deploy, administer, troubleshoot, and optimize container-based platforms and orchestration environments, including Kubernetes. • Develop and maintain CI/CD pipelines that automate software integration, testing, security validation, and deployment processes. • Automate infrastructure provisioning, configuration, and lifecycle management using Infrastructure as Code and automation technologies such as Terraform, Ansible, or equivalent tools. • Develop software, scripts, and automation using Java, Python, or other appropriate programming languages to improve platform reliability, repeatability, and operational efficiency. • Support platform capabilities for microservices and independently deployable applications, enabling reliable and scalable application deployment. • Administer and troubleshoot Linux/Unix operating systems supporting enterprise platform environments. • Monitor platform health, capacity, availability, and performance; identify opportunities to improve scalability, reliability, efficiency, and operational resilience. • Troubleshoot complex infrastructure, application-platform, networking, distributed-system, and performance issues and drive problems through resolution. • Analyze infrastructure and platform security requirements and implement appropriate controls in accordance with Mastercard security, change-management, and regulatory standards. • Partner directly with application and development teams to understand technical requirements and provide platform solutions that meet application performance, reliability, security, and scalability needs. • Evaluate emerging technologies and capabilities and integrate appropriate solutions into existing platform environments as technology and business requirements evolve. • Create and maintain platform documentation, procedures, operational standards, and engineering best practices. • Participate in operational support for mission-critical platform environments and contribute to incident resolution,

The description is cut here. Read the full offer: https://jobsbylevel.com/jobs/senior-platform-engineer-at-mastercard-cad834

Source: https://jobsbylevel.com/jobs/senior-platform-engineer-at-mastercard-cad834

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