• Cloud: AWS (Amazon Web Services) Design and Architecture (EC2, VPC, VPN, S3, Route53, IAM, Lambda, CloudFormation, CloudFront ...), Fastly CDN
• Infrastructure automation: Shell / Bash , Python and Ansible, Jenkins, Helm, Kubernetes, CI/CD
• Unix/Linux (RedHat, CentOS, Ubuntu, Sun Solaris …etc)
• Open Source Tools: NGINX, SMTP Postfix, Exim4, OpenVPN, PPTP, L2TP; GLPI,
• Routers (Cisco 7200, 3600, 2600, 2800, 1800, 1700), Cisco Catalyst Switches (6800, 6500, 4500, 3700, 3500 and 2900)
• Cisco Firewalls, PIX 500, ASA 5500, FWSM, VPN Concentrator 3000 series
• Juniper / NetScreen Firewalls (NS-5GT, NS-204, NS-208, NS-500, SSG 520, ISG 1000)
• Security: IPS/IDS (IBM ISS Proventia) and SIEM (AlienVault). Standard and Extended ACL and PBR
• Cisco NAC, Wireless WLC, 802.1x / network access control
• Load balancers
• Protocols: TCP/IP, HSRP, NSRP, DHCP, DNS, QoS
• Routing Protocols: BGP4, OSPF, EIGRP, IGRP, RIP, VRF
• Monitoring: SNMP, WhatsUp Gold, PRTG, Nagios, NTOP, Net-flow