Senior Site Reliability Engineer (Payments Infrastructure)

TL;DR

Senior Site Reliability Engineer (Payments Infrastructure): Ensure the reliability, scalability, and operational excellence of a global payment platform with an accent on production observability, incident response, and cloud infrastructure reliability. Focus on operating distributed payment systems, leading SEV1/SEV2 response, improving MTTR, and building resilient services in PCI-DSS-regulated environments.

Location: Hybrid in Palo Alto, California, United States

Company

Develops and operates a global payment platform serving Europe, Asia, and North America.

What you will do

• Own production observability, service-level management, and reliability across mission-critical payment processing systems.
• Participate in a follow-the-sun on-call rotation and respond to production incidents across payment services, Kubernetes, databases, messaging systems, and cloud infrastructure.
• Define SLOs, SLIs, error budgets, alerting standards, and operational readiness processes.
• Drive reliability improvements through automation, capacity planning, performance optimization, and post-incident reviews.
• Lead SEV1/SEV2 incident management and coordinate cross-functional response efforts.
• Partner with engineering teams across the US and international hubs to improve resilience, security, and operational maturity.

Requirements

• 5+ years of experience in SRE, platform engineering, DevOps, or cloud infrastructure roles supporting mission-critical production systems.
• Hands-on experience with AWS, Kubernetes/EKS, Terraform, PostgreSQL, Redis, Kafka, Linux, networking, and modern observability platforms.
• Strong understanding of distributed systems, cloud-native architectures, high availability, disaster recovery, capacity planning, and performance optimization.
• Experience operating payment, banking, fintech, or other highly regulated systems with stringent security, compliance, and uptime requirements.
• Strong knowledge of SRE principles, including SLOs, SLIs, error budgets, incident management, alert governance, and operational excellence.
• Strong ownership, structured troubleshooting, data-driven decision-making, cross-functional communication, mentoring, and technical leadership skills.

Culture & Benefits

• Competitive compensation aligned with California market standards.
• Opportunity to lead work in a rapidly growing and innovative environment.
• Collaborative and inclusive workplace where contributions are recognized.