Senior System Engineer (Senior DevOps & SRE)

About the Role We are looking for a highly skilled Senior System Engineer (Senior DevOps & SRE) to join our Engineering team. You will be responsible for designing, automating, securing, and operating our multi-cloud infrastructure across AWS and Alibaba Cloud.You will work closely with backend, data, and security teams to ensure the reliability, scalability, and performance of our systems. This role requires strong hands-on experience with Infrastructure as Code (Terraform), CI/CD (Jenkins, ArgoCD), security scanning tools (SonarQube, Snyk, Trivy), and system configuration using Ansible. Key Responsibilities 1. Infrastructure & Cloud ManagementDesign, provision, and maintain cloud infrastructure on AWS and Alibaba Cloud.Implement and manage Infrastructure as Code (IaC) using Terraform (modules, workspaces, pipelines, versioning, drift detection).Operate and optimize compute, networking, storage, IAM policies, and VPC architectures.2. CI/CD EngineeringBuild and maintain CI/CD pipelines using Jenkins and ArgoCD.Automate build, test, deployment workflows for microservices, backend systems, data pipelines, and internal tools.Ensure pipelines integrate with security and quality checks (SonarQube, Snyk, Trivy).3. Reliability, Monitoring & OperationsImplement robust observability stacks using Grafana, Prometheus, Loki, CloudWatch, AliCloud Monitor, etc.Develop SLOs/SLIs, alerting rules, dashboards, and incident response processes.Lead root-cause analysis, performance optimizations, and reliability improvements.4. Configuration Management & AutomationUse Ansible to automate setup, provisioning, patching, and configuration of services on EC2.Maintain automation playbooks for internal tools, backend services, and critical system components.5. Security & ComplianceIntegrate SonarQube, Snyk, Trivy scanning into CI/CD workflows.Ensure container, infrastructure, and pipeline security alignment with best practices.Work with the security team on vulnerability management and remediation.6. CollaborationPartner with engineering leads to design scalable architectures.Mentor junior DevOps/SRE engineers and enforce best practices.Drive continuous improvement in DevOps maturity, automation, and reliability.