Site Reliability Engineer II: Automation & Reliability Lead

Devopsroles; O’Fallon (MO); Hybrid; USD 76,000 - 127,000; Full time

Job summary

Mastercard in the United States seeks a Site Reliability Engineer II to join the Business Operations team. You will help ensure the reliability, scalability, and performance of critical applications powering Mastercard's global operations, and mentor teammates in best practices.

You will contribute to automation, monitoring, capacity planning, and incident response, with a focus on high availability and blameless postmortems to continuously improve production services.

Qualifications

• Observability: collect, analyze, visualize metrics, logs, traces for incident detection and improvement.
• Scripting: automate tasks and build ops tools using Python/Go/Bash.
• Linux/Unix admin and network concepts for reliable operations.
• Cloud design, deployment, and management on AWS/Azure/GCP.

Responsibilities

• Ensure reliability, scalability, and performance of critical applications.
• Foster developer run ownership and standardize operations.
• Automate and script routine tasks for efficiency.
• Triage incidents and perform blameless post-mortems.
• Document procedures and share knowledge across the team.
• Support capacity planning and performance optimization.

Skills

Observability

Programming/Scripting

Systems Administration

Cloud Computing

Reliability/Scalability

DevOps Practices

Troubleshooting

Capacity Planning

IT Service Management

Proactive Monitoring

Tools

Python

Go

Bash

Job description

Mastercard in the United States seeks a Site Reliability Engineer II to join the Business Operations team. You will help ensure the reliability, scalability, and performance of critical applications powering Mastercard's global operations, and mentor teammates in best practices.

You will contribute to automation, monitoring, capacity planning, and incident response, with a focus on high availability and blameless postmortems to continuously improve production services.