Principal Platform Reliability Engineer

Platform Site Reliability Engineer – Software Product Engineering (SPE) Customer Operations team What You’ll Do Define and implement SLOs, SLIs, and reliability standards that establish a consistent foundation for platform health, driving resilience through capacity planning, failover design, and disaster recovery strategies. Lead response for P1/P2 incidents, owning rapid mitigation and recovery while conducting thorough root cause analysis and implementing corrective actions that prevent recurrence. Develop and maintain runbooks, playbooks, and operational standards that enable the broader engineering organization to respond effectively and consistently. Implement and optimize observability frameworks spanning monitoring, logging, tracing, and alerting—improving system visibility and reducing alert noise through actionable, signal‑driven insights. Leverage platforms such as Splunk, Prometheus, CloudWatch, or equivalent tooling to ensure teams have the telemetry they need to detect, diagnose, and resolve issues proactively. Build and maintain CI/CD pipelines and deployment automation; drive adoption of Infrastructure as Code and GitOps practices across engineering teams. Support engineering teams in integrating SRE principles throughout the software lifecycle. Implement secure‑by‑design practices across infrastructure and platforms, support vulnerability remediation and secure configurations, and ensure alignment with enterprise security and compliance standards. Partner with engineering teams to improve reliability, performance, and deployment practices. Provide technical guidance and mentorship to engineers, and communicate system health and incident impact clearly to stakeholders at all levels. Basic Requirements Bachelor’s degree in Computer Science, Engineering, Information Systems, or a related technical field. 7+ years of hands‑on experience with AWS. Extensive experience with Kubernetes and containerization technologies (Docker, EKS, etc.). Experience operating production‑grade distributed systems. Experience in incident management and on‑call support models. Experience defining and managing SLOs, SLIs, and error budgets. Hands‑on experience with observability tools such as Splunk and the LGTM stack. Experience building and maintaining CI/CD pipelines. Proficiency in Infrastructure as Code tools (Terraform, CloudFormation, etc.). Experience with scripting in Python, Bash, or PowerShell. Experience with networking and cloud architecture fundamentals. Experience implementing security best practices in cloud environments. Experience troubleshooting complex system and performance issues. What You Should Bring Experience with tools such as ArgoCD, GitHub Actions, or GitOps workflows. Familiarity with large‑scale enterprise platforms and environments. Experience in regulated industries such as healthcare or pharma. Exposure to global support models and follow‑the‑sun operations. Strong written communication skills, including crafting incident updates, postmortems, and status summaries for mixed audiences. Role Specifics This role is hybrid, in office 3 days a week, and does not require travel. Accommodation Request If you require accommodation to submit a resume for a position at Lilly, please complete the accommodation request form at . Your request will be handled confidentially. EEO Statement Lilly is an Equal Employment Opportunity Employer and does not discriminate on the basis of age, race, color, religion, gender identity, sex, gender expression, sexual orientation, genetic information, ancestry, national origin, protected veteran status, disability, or any other legally protected status. #J-18808-Ljbffr Eli Lilly and Company