Location: Noida
Job Type: Full time
Industry: Web Hosting / Cloud Infrastructure / Saa S
About the Role
We are looking for an experienced and self-driven Senior Cloud Support Engineer to maintain, optimize, and scale production infrastructure for our global enterprise clients. In this role, you will act as a senior technical escalation point, driving infrastructure reliability, troubleshooting complex distributed system issues, and executing cloud migrations.
The ideal candidate brings deep operational knowledge of Linux internals, production AWS architectures, and practical automation skills to minimize downtime and eliminate manual operational overhead.
Key Responsibilities
L2/L3 Escalation & Troubleshooting: Act as the primary technical point of escalation for complex server outages, performance bottlenecks, high I/O wait, memory leaks, kernel panics, and network routing degradation.
Linux System Administration: Build, optimize, and administer heterogeneous Linux environments (Ubuntu, Cent OS/Rocky/RHEL, Debian) running high-traffic enterprise workloads.




Stack Tuning & Architecture: Deploy, secure, and tune high-performance LAMP/LEMP stacks (Nginx, Apache, PHP-FPM, My SQL/Maria DB/Percona), configuring reverse proxies, caching layers, and database query optimization.
Cloud Infrastructure Management: Provision, architect, and manage multi-region AWS environments utilizing EC2, VPC, ALB/NLB, Auto Scaling groups, S3, RDS, and Cloud Front.
Automation & Configuration Management: Write reusable Bash/Python scripts and Ansible playbooks to automate recurring maintenance, deployment pipelines, patching, and configuration drift checks.
Proactive Observability & Incident Response: Maintain monitoring and APM stacks (Zabbix, Prometheus, Grafana, Cloud Watch), fine-tune alerting thresholds to eliminate noise, and lead Root Cause Analysis (RCA) investigations.
Security & Compliance: Implement OS-level hardening (CIS benchmarks, kernel tuning), enforce firewall policies (iptab

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