Senior Site Reliability Engineer- Sunnyvale, CA, the US

Responsibilities

• Participate in a follow-the-sun production on-call rotation as a primary incident responder
• Diagnose, triage, mitigate, and coordinate resolution of production incidents across payment services, Kubernetes platforms, databases, messaging systems, and cloud infrastructure
• Define and maintain Service Level Objectives (SLOs), Service Level Indicators (SLIs), error budgets, alerting standards, and operational readiness processes
• Drive reliability improvements through automation, observability, capacity planning, performance optimization, and post-incident reviews
• Partner with engineering teams to improve resilience, security, and operational maturity in PCI-DSS-regulated environments
• Lead incident management during SEV1/SEV2 events and improve response effectiveness and Mean Time To Repair (MTTR)

Requirements

• 5+ years of experience in Site Reliability Engineering, Platform Engineering, DevOps, or Cloud Infrastructure roles supporting mission-critical production systems
• Strong hands-on experience with AWS, Kubernetes (EKS), Terraform, PostgreSQL, Redis, Kafka, Linux, networking, and modern observability platforms
• Deep understanding of distributed systems, cloud-native architectures, high availability, disaster recovery, capacity planning, and performance optimization
• Proven 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
• Demonstrates strong ownership and accountability, taking end-to-end responsibility for service reliability and customer impact
• Possesses a strong sense of urgency during production incidents while maintaining sound judgment and structured decision-making under pressure
• Applies a systematic and methodical approach to troubleshooting, root-cause analysis, and incident resolution in complex distributed environments
• Data-driven mindset with the ability to leverage metrics, telemetry, trends, and service-level indicators to prioritize reliability investments and operational improvements
• Continuously drives engineering excellence through iterative improvement, automation, standardization, and elimination of operational toil
• Proven ability to lead cross-functional incident response efforts, coordinate stakeholders, and communicate effectively during high-severity production events
• Champions a culture of operational readiness, continuous learning, post-incident improvement, and blameless accountability
• Displays strong mentoring and technical leadership skills, influencing engineering teams to build reliable, scalable, and resilient systems by design