Linux Support Engineer

Job Description

Location: Noida Job Type: Full-Time Industry: Web Hosting / Cloud Infrastructure / SaaS About the Role We?re seeking a proactive and technically skilled Linux / Cloud Support Engineer to join our team. You?ll manage, optimize, and troubleshoot Linux-based servers and cloud environments, ensuring seamless uptime and top performance for global clients. The role demands ownership, deep technical curiosity, and the ability to handle high-impact infrastructure projects. Key Responsibilities Administer and troubleshoot Linux servers (Ubuntu, CentOS, Debian) across hosting and cloud platforms. Diagnose and resolve performance, load, I/O, service, and network issues. Deploy and tune LAMP/LEMP stacks (Apache, Nginx, PHP-FPM, MySQL/MariaDB). Monitor systems with Zabbix, Prometheus, Grafana , and proactively act on alerts. Perform log analysis (syslog, journalctl, secure, application logs) for incident resolution. Apply security patches, OS updates , and implement hardening best practices. Automate tasks and server maintenance using Bash, Ansible, or Python. Support cloud migrations and setups across AWS / DigitalOcean / similar providers. Configure networking, firewall, and load-balancing for high-availability environments. Manage hosting control panels (cPanel, Plesk, Webmin, Virtualmin). Create and maintain technical documentation, RCA reports, and internal KBs. Provide direct client support via email, ticketing, and chat?resolving escalated cases independently. Technical Expertise Operating Systems: Ubuntu, CentOS, Debian Web Stack: Apache, Nginx, PHP-FPM, MySQL/MariaDB Monitoring: Zabbix, Prometheus, Grafana Automation / Scripting: Bash, Ansible, Python (basic) Security: iptables, firewalld, SSL/TLS, OS hardening Virtualization: KVM, LXC, Docker (optional but preferred) AWS Cloud Services: Compute & Storage: EC2, EBS, S3 Scaling & Load Management: Auto Scaling, Load Balancer (ALB/ELB) Networking & CDN: Route 53, CloudFront Monitoring & Logging: CloudWatch DevOps / CI-CD: ECS, ECR, CodePipeline, Lambda Database: RDS Requirements 2?4 years of experience as a Linux / Cloud Support or System Engineer Proven skills in Linux server administration and troubleshooting Familiar with AWS and virtualization technologies Comfortable in 24?7 or rotational shifts for global client support Strong communication and client-handling ability Prior experience in ticket-based support systems