Site Reliability Engineer (Automation & virtualization)

Mastercard; México; A distancia; MXN 1,479,000 - 2,034,000; Jornada completa

Descripción de la vacante

A global payments technology company is seeking a Site Reliability Engineer in Mexico to automate and manage VMware ESXi hypervisors. This role ensures high reliability and performance of infrastructure by driving automation and operational excellence. Candidates with 5+ years in SRE or DevOps and scripting skills are encouraged to apply. This position offers a dynamic work environment and the opportunity to influence technology and innovation.

Formación

• 5+ years in SRE, DevOps, or Platform Engineering roles.
• Strong scripting in PowerCLI, Python, or Go.
• Experience with VMware ESXi, vCenter, NSX, and UCS Manager.
• Proficiency in Terraform, Ansible, and CI/CD pipeline tools.
• Familiarity with observability platforms and incident response workflows.

Responsabilidades

• Deploy, configure, and patch ESXi hosts.
• Build and maintain automation pipelines.
• Administer NSX-T/V for logical switching.
• Implement observability stacks using Prometheus.
• Lead modernization efforts including UCS blade decommissioning.
• Collaborate with application, storage, and network teams.
• Maintain build guides, validation checklists, and runbooks.

Conocimientos

SRE, DevOps, or Platform Engineering

PowerCLI

Python

Go

VMware ESXi

vCenter

NSX

UCS Manager

Terraform

Ansible

CI/CD pipeline tools

observability platforms

Descripción del empleo

Our Purpose

Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we’re helping build asustainableeconomy where everyone can prosper. We support a wide range of digital payments choices, making transactionssecure, 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

Site Reliability Engineer (Automation & virtualization) Site Reliability Engineer

About the Role

We’re looking for a passionate and skilled Site Reliability Engineer (SRE) to join our Platform Engineering team. This role is pivotal in automating and managing VMware ESXi hypervisors across Dell and Cisco UCS platforms, ensuring high reliability, scalability, and performance of our infrastructure.

You’ll work at the intersection of infrastructure and software, driving automation, observability, and operational excellence across our virtualization stack.

Key Responsibilities

• Hypervisor & Infrastructure Management
  Deploy, configure, and patch ESXi hosts using tools like VMware Update Manager, iDRAC, and UCS Central.
  Validate host readiness and enforce consistency across environments.
• Automation & Infrastructure as Code
  Build and maintain automation pipelines using PowerCLI, Python, Terraform, and Ansible.
  Develop Infrastructure-as-Code (IaC) templates for scalable provisioning.
• NSX & Network Integration
  Administer NSX-T/V for logical switching, routing, and micro-segmentation.
  Troubleshoot endpoint tagging and network performance issues between NSX and ESXi.
• Monitoring & Observability
  Implement observability stacks using Prometheus, Grafana, Splunk, and Dynatrace.
  Define and track SLOs, SLIs, and error budgets.
• Security & Compliance
• Planning & Optimization
  Lead modernization efforts including UCS blade decommissioning and Dell R760 upgrades.
  Optimize cluster and VM sizing for performance and cost efficiency.
• Collaboration & Stakeholder Engagement
  Partner with application, storage, and network teams to align infrastructure with workload needs.
  Communicate upgrade plans and maintenance schedules across teams.
• Documentation & Knowledge Sharing
  Maintain build guides, validation checklists, and operational runbooks.
  Contribute to internal wikis and onboarding materials.

Required Skills

• 5+ years in SRE, DevOps, or Platform Engineering roles.
• Strong scripting in PowerCLI, Python, or Go.
• Experience with VMware ESXi, vCenter, NSX, and UCS Manager.
• Proficiency in Terraform, Ansible, and CI/CD pipeline tools.
• Familiarity with observability platforms and incident response workflows.

Preferred Qualifications

• Experience with REST API integration for ESXi and vCenter.
• Knowledge of GitOps, AIOps, and chaos engineering practices.
• Certifications: VMware VCP, CKA/CKAD, or equivalent.

Corporate Security Responsibility

• 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.