Senior Site Reliability Engineer

Role overview

Calendly is hiring a Senior Site Reliability Engineer (SRE) to design, build, maintain, and operate its next-generation infrastructure platform. You’ll empower application engineering teams through reliability practices, automation, observability, and resilient infrastructure.

Responsibilities

• Build tools and applications that extend Calendly’s infrastructure platform
• Evaluate and deploy cloud-native open-source tools
• Apply cloud infrastructure patterns to ensure reliability and scalability
• Implement Infrastructure as Code for resilient infrastructure
• Maintain and improve observability; provide patterns for application teams to consume
• Participate in an on-call rotation to support the infrastructure platform
• Define standard practices and tooling for new services, changes, incidents, postmortems, and capacity management, and help teams adopt them
• Communicate recurring patterns and improvements to automate tasks, improve stability, and raise performance

Requirements

• Strong Linux operating system fundamentals
• Deep technical knowledge of cloud infrastructure (especially GCP), distributed systems, and reliability practices
• Extensive experience designing, building, and operating highly available production infrastructure
• Solid Golang or Python experience, including writing APIs to build/orchestrate/manage cloud infrastructure
• Strong Kubernetes cloud-native design knowledge (e.g., Controllers and Operators)
• Robust networking principles and extensive cloud networking experience for scalable and secure environments
• Extensive monitoring experience with tools such as Datadog
• Must be authorized to work lawfully in the United States (no immigration sponsorship)

Nice-to-haves

• Evidence of mentoring others and fostering a collaborative learning environment