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Reliability Engineer II

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Mastercard

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Location:
United States of America , O Fallon

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Contract Type:
Not provided

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Salary:

76000.00 - 127000.00 USD / Year

Job Description:

The BizOps team is looking for a Site Reliability Engineer who can help us solve problems, build our CI/CD pipeline and lead Mastercard in DevOps automation and best practices. Business Operations is leading the DevOps transformation at Mastercard through our tooling and by being an advocate for change & standards throughout the development, quality, release, and product organizations. The role of business operations is to be the production readiness steward for the platform. This is accomplished by closely partnering with developers to design, build, implement, and support technology services. A business operations engineer will ensure operational criteria like system availability, capacity, performance, monitoring, self-healing, and deployment automation are implemented throughout the delivery process.

Job Responsibility:

  • Engage in and improve the whole lifecycle of services—from inception and design, through deployment, operation and refinement
  • Analyze ITSM activities of the platform and provide feedback loop to development teams on operational gaps or resiliency concerns
  • Support services before they go live through activities such as system design consulting, capacity planning and launch reviews
  • Maintain services once they are live by measuring and monitoring availability, latency and overall system health
  • Scale systems sustainably through mechanisms like automation, and evolve systems by pushing for changes that improve reliability and velocity
  • Support the application CI/CD pipeline for promoting software into higher environments through validation and operational gating, and lead Mastercard in DevOps automation and best practices
  • Practice sustainable incident response and blameless postmortems
  • Take a holistic approach to problem solving, by connecting the dots during a production event thru the various technology stack that makes up the platform, to optimize mean time to recover
  • Work with a global team spread across tech hubs in multiple geographies and time zones
  • Share knowledge and mentor junior resources

Requirements:

  • BS degree in Computer Science or related technical field involving coding (e.g., physics or mathematics), or equivalent practical experience
  • Experience with algorithms, data structures, scripting, pipeline management, and software design
  • Systematic problem-solving approach, coupled with strong communication skills and a sense of ownership and drive
  • Ability to help debug and optimize code and automate routine tasks
  • Experience in dealing with difficult situations and making decisions with a sense of urgency
  • Interest in designing, analyzing and troubleshooting large-scale distributed systems
  • Experience in working across development, operations, and product teams to prioritize needs and to build relationships
  • Experience in industry standard CI/CD tools like Git/BitBucket, Jenkins, Maven, Artifactory, and Chef
  • Experience designing and implementing an effective and efficient CI/CD flow that gets code from dev to prod with high quality and minimal manual effort

Nice to have:

Experience in one or more of the following is preferred: C, C++, Java, Python, Go, Perl or Ruby

What we offer:
  • insurance (including medical, prescription drug, dental, vision, disability, life insurance)
  • flexible spending account and health savings account
  • 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 days of vacation time and 5 personal days, pro-rated based on date of hire
  • 10 annual paid U.S. observed holidays
  • 401k with a best-in-class company match
  • deferred compensation for eligible roles
  • fitness reimbursement or on-site fitness facilities
  • eligibility for tuition reimbursement

Additional Information:

Job Posted:
January 02, 2026

Employment Type:
Fulltime
Job Link Share:

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