Site Reliability Engineer I
Mastercard1 day ago
Base Salary
$61k - $102k/yr
Responsibilities
- Support the operation, maintenance, monitoring, and troubleshooting of enterprise technology platforms and infrastructure.
- Support production incidents, investigations, root cause analysis, corrective actions, upgrades, patching, releases, deployments, and production changes.
- Perform Linux/Unix system administration and troubleshoot application, infrastructure, network, operating-system, and integration issues.
- Contribute to automation, scripts, tools, monitoring, alerting, dashboards, health checks, observability improvements, and operational workflows.
- Support production-readiness reviews, operational validation, capacity and performance analysis, technical documentation, and quality checks.
- Collaborate with software engineering, infrastructure, product, cybersecurity, and operations teams.
Requirements
- Bachelor’s degree in Computer Science, Engineering, Mathematics, Information Technology, or a related discipline, or equivalent practical experience.
- Foundational knowledge of Linux/Unix systems, system administration, programming or scripting, software engineering, and automation concepts.
- Programming or scripting experience with Python, PowerShell, Bash, Java, Go, or similar technologies.
- Understanding of TCP/IP, DNS, HTTP/HTTPS, SSH, basic network troubleshooting, monitoring, logging, alerting, observability, production support, incident response, and change management.
- Ability to document technical procedures and collaborate effectively across technical and business teams.
- Preferred qualifications include enterprise production-support experience, REST API and integration experience, Splunk or Dynatrace experience, Bitbucket and Git familiarity, Jenkins or XLR familiarity, Chef or Ansible familiarity, Apache NiFi exposure, AWS or Azure familiarity, CMDB/discovery/asset-management experience, BMC Discovery or Remedy familiarity, SSL/TLS and certificate-management knowledge, and relevant Linux, cloud, security, automation, DevOps, or SRE certifications.
Benefits
- Full-time employees generally receive medical, prescription drug, dental, vision, disability, and life insurance; flexible spending and health savings accounts; paid leaves including 16 weeks of new parent leave and up to 20 days of bereavement leave; 80 hours of Paid Sick and Safe Time; 25 vacation days; 5 personal days; 10 paid U.S. holidays; 401(k) matching; deferred compensation for eligible roles; fitness reimbursement or on-site fitness facilities; and tuition reimbursement.
- The role is intended to be filled by February 3, 2027, or as soon as possible if that date has passed.
- The posting lists an O’Fallon, Missouri work location.
Categories
DevOpsSite Reliability
About Mastercard
Mastercard builds and operates a global payments network used by banks, merchants, fintechs, and governments, offering card processing, real-time payments, tokenization, and fraud/risk services. It generates revenue from transaction processing and assessment/service fees across more than 200 countries and territories. Founded in 1966 and headquartered in Purchase, New York, Mastercard is a public company listed on the NYSE (ticker: MA).