Sergei Boiko

Sergei boiko

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location of Sergei BoikoEden Prairie, Minnesota, United States
Followers of Sergei Boiko164 followers
  • Timeline

  • About me

    Principal Consulting Engineer - Network Security at CDW

  • Education

    • Dakota county technical college

      2007 - 2008
      Certificate cisco wan technologies
    • Kirkwood community college

      2001 - 2004
      Associate of arts and sciences (a.a.s.) computer systems networking and telecommunications
  • Experience

    • Stanley black & decker , inc.

      Nov 2005 - Apr 2013
      It infrastructure specialist

      Providing support to 250 seat LAN and 2500 end users;24/7 on call support rotation;Providing Tier 1 and Tier 2 LAN/WAN connectivity support to over 40 sites;Responsible for Infrastructure support of 3 Monitoring centers;Responsible for monitoring and maintaining alarm signal path to data centers;Maintaining and supporting alarm signal path and equipment: Micom, Surgard and AlarmNet;Responsible for troubleshooting and support of Cisco switches, routers and VPN equipment;Configured and maintained L2L VPN tunnels for new and existing customers;IP address allocation and network documentation;Configuration and installation of Avaya VoIP phone system;Responsible for installation and wiring of new and existing network equipment;Windows server administration;Active Directory User Account and Rights Administration;Blackberry BES server administration and Blackberry device;Working with vendors to resolve high priority issues;End User Wireless SoHo and Peripheral Support to various types of wireless networks; Maintaining ServiceNow ticketing system; Show less

    • Atomic data

      Apr 2013 - Apr 2016
      Network engineer ii

      Escalation point for troubleshooting of complex networking related issues in a NOC/Service Desk environmentEnsure availability of 24 x 7 on-call support for emergenciesArchitect, design, and configure custom infrastructure solutions for Data Center customersOperate and optimize existing Cisco network interconnecting multiple Data Centers with customer locations and the internetConfigure custom security policies in existing Cisco ASA 5500 series firewalls to support customer VPNs and protect customer serversConfigure MPLS services in existing MPLS backbone to interconnect customer locations with Data Center resourcesConfigure customer facing network ports on existing Cisco network including T1,Multilink PPP T1, T3, Metro Ethernet, EthernetProvide internal level 2 support of EIGRP and BGP routingProvide internal level 2 support of layer 2 switchingProvide advanced technical direction and leadership to the lower level network engineers through the planning and implementation processesConduct LAN/WAN surveys of new client offices and data centers, and document network bottlenecks, single points of failure, scalability issues, and other areas of optimizationProvide recommendations to customers to improve network health and securityAssist clients with designing, deploying, and configuring Cisco devices, including routers, switches, firewalls, and wirelessDeployment of Cisco ASA 5500-X series firewalls with FirePOWER servicesConfiguration and implementation of Cisco SourcefireConfiguration and implementation of Cisco ASA Active/Active and Active/Standby failover clusterAssist clients with ASA Firewall code conversion from 8.x to 8.3+RAVPN configuration and deployment of both IPSec and SSL VPNIPSec VTI deploymentConfiguration and deployment of VRFs to provide services within an MPLS cloudWork with inside sales team to quote new hardware/licensing Show less

    • Cdw

      Apr 2016 - now
      • Principal Consulting Engineer - Network Security

        Apr 2022 - now
      • Senior Consulting Engineer – Network Security

        Mar 2019 - Apr 2022
      • Consulting Engineer – Network Security

        Apr 2016 - Mar 2019
  • Licenses & Certifications

    • Aerohive certified wlan administrator

      Aerohive networks
    • Ccna security (iins)

      Cisco
      Jun 2018
    • Nsa / cnss 4011 recognition

      Cisco
    • Cisco certified network associate

      Cisco
      Jun 2018
    • Palo alto networks accredited sales executive

      Palo alto networks
    • Pcnsc - palo alto networks certified network security consultant

      Palo alto networks
      Feb 2023
    • Pcnse - palo alto networks certified network security engineer

      Palo alto networks
      Feb 2023
    • Cisco certified network professional routing and switching

      Cisco
      Jun 2018
    • Palo alto accredited configuration engineer (ace)

      Palo alto networks