1. In-depth knowledge about LAMP Stack {(Linux, Apache, MySQL, PHP, Nginx) Performance tuning, Troubleshooting, Configuration, Deployment}. (Must Know)
2. Hyper-V / VMWare, vSphere knowledge. (Must Know)
3. Must be able to write Shell / Bash / Python scripts
4. Patch installation and management
5. Ability to rollback a patch
6. Must be aware of all system configuration files and keep a backup of it.
7. Strong Backup and restoration experience
8. Setup repository and Install packages. Update to its stable version without losing any data on the server
9. Strong knowledge of yum
10. Packaging a application from files to rpm
11. AWS: Good understanding of the AWS environment, including VPC, EC2, EBS, S3, RDS, Load balancer, Auto scaling, Cloud Formation, Lambda
12. System design and Capacity Management.
13. Deep understanding of basic network protocols and security
14. Hands-on experience in software licensing, installations, hardware and network configurations
15. Strong ability to troubleshoot any issues generated while building, deploying and in production support
16. Experience in Performance tuning, garbage management and memory leaks,
17. Networking and Information security, IO monitoring and analysis.
18. Proficient in updating internal software, security updates and patches, group deployments.
19. Achieved disaster recovery implementations and participated in 24/7 on-call
20. Rotation policy with other team members
21. Monitoring Tools like (Zabbix / ELK Stack / Nagios etc.)
22. Ansible knowledge is a plus