Experience

E2E Networks Limited

• India
• Technology, Information and Internet
• 100 - 200 Employee

• Senior System Engineer & Account Manager

  • Sep 2015 - Present

  - Securely set up the traditional LAMP as well as JVM based stacks along with tuning Apache, Nginx, MySQL primarily and network stack tuning. - Set up and maintained High Availability clusters on CentOS using pacemaker/corosync and heartbeat. Used Haproxy extensively for load balancing. - Set up caching at various levels, like Memcached, squid/varnish. - Set up extensive monitoring infrastructure setup for hosts, applications, services, network stats using Zabbix. - Worked on managed as well as regular support tickets on RequestTracker handling performance, migration, abuse tickets and write bash scripts for automating tasks like checking and bring up IPSec VPN tunnels, adding and removing SSH keys, scripts for extending items monitored by Zabbix. - Assisted L1 and L2 team members with technical issues as well as guide them to follow internal processes laid out, such as for provisioning, monitoring, security and RTB (run the business) issues. - Documented customer infrastructure and oft-repeated tasks, for runbook creation and scripts that can be executed by L1 team using Rundeck when manual intervention is needed. - Managed network and firewall on Layer-2 and layesr-3. Show less