CareerPlanSign in

Lead Site Reliability Engineer

O'Fallon, Missouri💼 Full-time💰 $122,000–$207,000🗓 2026-07-23 → 2026-09-26

Core

Lead SRE ensuring stability, scalability, and performance of Java/Spring applications for Mastercard's global operations.

Role type

Lead Site Reliability Engineer (SRE)

Builds

Resilient infrastructure, CI/CD pipelines, and automated alerting for global commerce services.

Domain

Fintech / Distributed Systems

Deliverable

production ML models | product features | infrastructure

Required skills

Java, Spring Framework, Python, Go, DevOps, Configuration Management, Distributed Systems, Automation, Root Cause Analysis, Observability

Preferred skills

Operational Readiness Architecture, Blameless Post-Mortems, Risk Management, Mentoring

Technologies

Java, Spring Framework, Python, Go

Responsibilities

Design resilient infrastructure, perform root cause analysis, automate alerts, support CI/CD pipelines, conduct blameless post-mortems, manage operational readiness.

Seniority

Senior, hands-on IC with leadership responsibilities

Sourced via workday · Listed on CareerPlan, which tracks 70,000+ jobs from 20+ sources.