I have over 15 years of experience administering Linux and Windows servers. In my current day-job I am responsible for administering a network of 90+ servers (Windows and Linux) and 25 Cisco routers, switches and firewalls across various locations.
I have over 10 years of experience with designing and maintaining fault-tolerant apache/nginx web clusters for highly available web applications. In my current job I designed a web cluster of 13 load balanced apache servers for a very stable environment with little to no down time (even during maintenance periods).
I have the following certifications: MCP, MCSA, MCSE, MCSE: Security, CCNA, CCDA
I have experience in:
* PHP
* Wordpress
* API Integration
* Linux clustering and HA
* Amazon EC2 / AWS / MWS
* MySQL/MS SQL administration and optimization
* Linux Firewall, networking and Security Concepts
* Design, deployment and administration of multi node web farms
* Service level load balancing and clustering
* Linux services (WEB,MAIL,PROXY,DNS,LDAP,SAMBA,ZIMBRA, etc)
* OS security concepts
* Monitoring tools and solutions (Nagios, Munin, SNMP, OpManager, Kaseya)
* Bash scripting
* Virtualization solutions (VMWare, XEN, CITRIX, OpenVZ, etc)
* Advanced Windows Cluster Administration
* Document Management System (Alfresco)
* Active Directory deployment and administration
* Network administration and design
* Network Security (Penetration Testing)
* Server Auditing
* Technical Support
* Web hosting Control panels such as cPanel,Plesk,DirectAdmin and Webmin
* Data recovery