Senior Site Reliability Engineer (Biz Ops)

About the role

Mastercard is looking for a Senior Site Reliability Engineer to join its Business Operations (Biz Ops) team. In this role you will help ensure the stability, reliability, and health of the platforms that power Mastercard’s global digital payments ecosystem.

Key responsibilities

• Break down barriers to operational excellence by fostering developer‑run ownership.
• Enable teams to build resilient, fault‑tolerant, and scalable products.
• Support developers during application build phases with focus on operational design, automation, capacity planning, and monitoring/observability.
• Act as a production‑readiness steward, enforcing operational standards and promoting an agile, learning‑focused culture.
• Provide thought leadership, automation expertise, and mentorship to junior engineers.

Required profile

• Senior‑level experience in Site Reliability Engineering or related operations roles.
• Proven ability to lead technical initiatives and mentor teams.
• Strong analytical mindset with a focus on reliability, scalability, and performance.

Required skills

What we offer

• Opportunity to work on mission‑critical systems that impact millions of transactions worldwide.
• Collaborative, inclusive culture that values diverse perspectives.
• Access to Mastercard’s global technology resources and continuous learning programs.