Consultant

• Jan 2021 - Present

Senior Network Specialist

• Jan 2020 - Dec 2020

Senior Network Administrator

• Aug 2019 - Jan 2020

- Managing firewalls, switches, load balancers and web application firewalls supporting corporate and customer applications.- Designing, implementing and supporting network infrastructures.- Monitoring environments to provide proactive support.- Working with Azure PaaS and IaaS services.- Providing rotating on-call support. - Managing firewalls, switches, load balancers and web application firewalls supporting corporate and customer applications.- Designing, implementing and supporting network infrastructures.- Monitoring environments to provide proactive support.- Working with Azure PaaS and IaaS services.- Providing rotating on-call support.

Senior Network Architect, IT Operations and Infrastructure

• Jan 2017 - Aug 2019

- Managing 200+ firewalls, 2000+ switches.- Designing, implementing and supporting WAN and LAN infrastructures.- Monitoring environments to provide proactive support.- Supporting technologies including but not limited to DHCP, DNS, NTP, WEB, NLB, OSPF, BGP, VRRP, NAT and more.- Currently working on a Data Center extension project spanning on-premise infrastructure to Azure IaaS and PaaS services.

Senior Systems Administrator, IT Operations and Infrastructure

• Jan 2014 - Jan 2017

Senior Systems Analyst of Infrastructure providing technical guidance to a team of 3 as well as software, L2 and L1 teams- Manages active/active data centers which are 99% virtualized on VMware- 425+ VMs including virtualized Oracle RAC, Microsoft Windows Cluster, Exchange, SQL data warehouses and Citrix Netscaler VPXs- 40+ virtual networks with host/switch LAGs (LACP), VLANs and trunking.- 2 active/active Dell Compellent SANs (400TB) using FC host connectivity and iSCSI replication- VMware SRM utilizing hardware replication successfully tested on a schedule- Manages physical and virtual Citrix Netscalers using content switching, load balancing, AAA servers and traffic management policies- Manage Active Directory environment consisting of 160+ sites and 180+ domain controllers

Systems Administrator, IT Operations and Infrastructure

• Oct 2010 - Jan 2014

VMware – Infrastructure management including vCenter, HA/DRS Clusters, ESX/ESXi, Storage, Virtual Networks, Resources Pools and TemplatesSAN Management - NetApp Storage including 7-Mode HA Cluster, Aggregates/Volumes/LUNs and Performance MonitoringFibre Channel Configuration - Cabling, WWNs, Aliases, Zones and Zone ConfigurationLinux Server Administration – Red Hat EL 5/6 AdministrationActive Directory Administration – Accounts, Organization, Group Policy, DNSSQL Server – Maintenance Plans, SQL Jobs, T-SQL Queries and SPsDell Server Hardware Management – OpenManage, Repositories, Monitoring, Upgrades and Central ManagementMicrosoft Systems Management Server – Design, Build and Deploy packages to fulfill various management requirementsPowerShell Scripting – Provide a wide array of management tasks utilizing PowerShell scriptsNetwork Management – Work with Network Engineer to implement network strategies, including VPN, VLANs, server link aggregation, virtual switching and network segmenting

Network Technician Assistant (student)

• Sep 2009 - Sep 2010

Worked on campus while attending the college. Worked on campus while attending the college.

Systems Administrator, IT

• Jan 2008 - Dec 2008

- Managed all components of company LAN from purchasing through implementation and support- Managed the technology implementation for the Customer Service Support Centre- Team lead on the integration of NetSuite with company infrastructure- Provide in house support in conjunction with provider of VOIP, PBX Manager/Asterisk and clients - Managed all components of company LAN from purchasing through implementation and support- Managed the technology implementation for the Customer Service Support Centre- Team lead on the integration of NetSuite with company infrastructure- Provide in house support in conjunction with provider of VOIP, PBX Manager/Asterisk and clients

Customer Service Technical Specialist

• Jan 1997 - Dec 2007

- Provide administration of Windows Server, IIS, SQL Server and Crystal Reports- Maintain server hardware- Responsible for developing and maintaining internal web portals and applications- Responsible for PBMS customer service operations at the Nortel Corporate head office - Provide administration of Windows Server, IIS, SQL Server and Crystal Reports- Maintain server hardware- Responsible for developing and maintaining internal web portals and applications- Responsible for PBMS customer service operations at the Nortel Corporate head office