SUMMARY

• Over 15 years of experience in network design, architecture, management, administration of multi - platform (Windows/Solaris/Linux/ Novell) LAN environments.
• Strong analytical and problem-solving skills.
• Numerous certificates in Cisco, Palo Alto, Microsoft, Sun.
• Extensive knowledge of computer hardware and software.
• Experienced in client support and personnel training.
• Design/Installation of the network structures, VPNs
• AD/Exchange structure design, configuring, and support
• Installing, configuring routers/firewalls/switches (Cisco, Juniper, Checkpoint,Palo Alto, SonicWall); creating security/firewall policies, configuring IPS, IDS, configuring Load Balancers(F5,Netscaler)
• Design/support Email/DNS systems(sendmail, Zimbra, Exim, Exchange)
• Communicating recommendations to clients and preparing technical designs as well as high-level flowcharts and schematics.
• Making recommendation for upgrading critical network areas
• Day to day troubleshooting, Bandwidth Monitoring.
• Performing network monitoring using MTRG, Cacti, Nagios, Ethereal, WireShark
• Assessment of network security, analyses and preparing written reports of security breaches.
• Investigation of the Security Breaches, preparing reports,” best practices”, recommendations (3 companies)
• Configuring and support IPS Cisco based, Snort, Checkpoint Firewall clusters, Palo Alto firewall

TECHNICAL SKILLS

Operating Systems: Windows 20XX, Solaris, Linux, FreeBSD

Hardware: DELL, IBM, Sun, Cisco, Juniper, Checkpoint, SonicWall, Netscaler, CoyotePoint, F5

Software: Exchange 200X, Zimbra, Sendmail, Exim.

Monitoring: SCCM, SCOM,HP OpenView, Nessus, Network Monitor, Unix tools, Nagios, Cacti, Dude

Servers: Apache, IIS, Citrix, Microsoft SQL, VMWare ESX servers Microsoft RRAS

Back-up: Veritas, ARCserve.

Miscellaneous: Active Directory, NIS, NAT, DNS, NFS, DHCP, SAMBA, Shell scripting

PROFESSIONAL EXPERIENCE

Confidential

Sr. Network Engineer

Responsibilities:

• Configuring, deployment network equipment for Confidential ’s cloud DCs
• Customer support (escalation layer)
• Configured and supported network equipment of Arista, Juniper
• Designed and built HUB and Spoke system (Juniper SRX) for whole cloud
• Monitoring systems using SolarWinds

Confidential

Sr. Network Engineer

Responsibilities:

• Inspection/improvement/design network infrastructure
• Configuring/ support/monitoring Cisco switches, routers for two Data Centers ( sole responsible)
• Configuring/support F5/A10 load balancers
• WAN optimization(Silver Peak )
• Configuring/support client cloud environment at Microsoft Azure

Confidential

consultant

Responsibilities:

• Owned and managed all aspects of a Bay Area networking and IT consulting firm, with responsibility for negotiating agreements with dozens of vendors, evaluating clients’ IT infrastructure security and design, and delivering comprehensive business solutions
• Investigated security breaches, prepared reports, and provided recommendations and best practices to three clients
• Configured and supported network equipment for a wide range of vendors, including Cisco, Palo Alto, Check Point, Juniper, SonicWall, CITRIX, VMware and Dell
• Built comprehensive monitoring systems based on CACTI, Nagios, MRTG, and Solarwinds and configured/supported LBs: F5, A10, Netscaler, CoyotePoint

Confidential

Engineer

Responsibilities:

• Troubleshoot regional network ; Juniper SSG firewalls, M/MX-routers, Cisco routers (3 Data Centers)
• Working as escalation engineer

Confidential

Senior Network Engineer

Responsibilities:

• Inspection/improvement/design of the security policy for SA
• Configuring Cisco ASAs, switches, routers

Confidential

Senior Network Engineer

Responsibilities:

• Configuring Cisco, PaloAlto, Junipers switches, routers, FWs, VPN
• Configuring Syslog, Nagios, Cacti
• Network design, configuring geographical redundancy, MPLS, BGP
• Configuring site redundancy IBGP,HSRP, ASA failover configuration

Confidential

Senior Network Engineer

Responsibilities:

• Support internal and external company network infrastructure
• Configuring CheckPoint,F5,Juniper MX routers
• Configuring Cisco switches(Nexus), routers, ASAs

Confidential

Senior Network Engineer

Responsibilities:

• IT consulting for a number of companies(about 30 companies)
• Virtualization (VMware)
• Security analysis, VPN, security strengthening
• Windows/Unix integration/Troubleshooting
• Design/Installation of network structures
• Installing, configuring routers/firewalls/switches(Cisco, Cisco IOS, Juniper, Checkpoint)
• PKI deployment
• Design/Support email systems(Sendmail, Zimbra, Exim,Exchange)
• User support and troubleshooting

Confidential, Campbell, CA

Senior Network Administrator

Responsibilities:

• Built the network from the ground up
• Beat schedules while remaining within budget
• As the project leader, I was responsible for scheduling and planning the systems development
• Configured Cisco routers.
• Installed and maintained Windows, Linux, Solaris, FreeBSD, SUSE production servers and workstations
• Designed Active Directory
• Supported: 1) VPN (IPSec, Microsoft RRAS, Microsoft Certificate Authority, Linux CIPE), 2) CVS, Bugzilla, 3) Microsoft ISA server, 4) ARCserve 2000
• Installed and configured Oracle v.9 (Linux, Windows)
• User support and troubleshooting
• Migrated Windows NT 4.0 to Windows 2000 (5 Servers, 60 workstations)
• Configured and maintained mail (Exchange 2000, Sendmail) and DNS (BIND).
• Designed system security. Not a single break-in had occurred since the update.
• Created and maintained firewalls for corporate network (IPChains)
• Redesigned the company’s LAN, which included establishing 3 segments with different access permissions.
• The LAN included 20 servers overall.
• Of them, 5 Unix (Linux, Solaris) systems ran in DMZ working as Web, DNS and mail servers.
• The main office was connected to branch offices abroad using VPN.
• Responsible for DNS, mail and Web server administration
• Performed back-up & recovery using ARCserve

Confidential, Sunnyvale, CA

Senior Network Administrator

Responsibilities:

• Maintained Windows, Linux, Solaris internal servers (20 total), workstations
• Configured Cisco and Extreme routers/switches
• Upgraded Windows NT 4.0 systems to Windows 2000
• Configured & Maintained:
• Exchange 5.5,2003
• CheckPoint v4.1
• Veritas
• Citrix server
• User support, troubleshooting
• Responsible for DNS, mail and Web server (Apache) administration