Paul Kastoris

Paul Kastoris Email and Phone Number

Infrastructure Architect at LCBO @ LCBO
toronto, ontario, canada
Paul Kastoris's Location
Toronto, Ontario, Canada, Canada
Paul Kastoris's Contact Details

Paul Kastoris work email

Paul Kastoris personal email

About Paul Kastoris

A highly technical, hands-on IT Infrastructure / Network & Systems Administration expert with over 15 years of experience in helping organizations use technology to achieve their business objectives. Strong domain expertise with both Open Source (Linux / Apache / MYSQL / PHP) and Windows-based environments. Hands-on exposure to all areas of data center management and enterprise infrastructure, including virtualization, network security, server setup and configuration, SQL Server database administration, MYSQL database server administration, storage & disaster recovery, networking equipment (switches/routers/etc.) and various types of enterprise business applications including CRM, video conferencing, document management, email and marketing automation.I can be reached on linkedin or via email: paulkastoris@gmail.com'RECRUITERS: please try to send clear details about the nature of the position you are hiring for, and if I can refer someone qualified, I will certainly do so.

Paul Kastoris's Current Company Details
LCBO

Lcbo

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Infrastructure Architect at LCBO
toronto, ontario, canada
Website:
lcbo.com
Employees:
4120
Paul Kastoris Work Experience Details
  • Lcbo
    Infrastructure Architect
    Lcbo Oct 2019 - Present
    Toronto, Ontario, Canada
    • Providing Technical Subject Matter Expertise for infrastructure migration across datacenters.• Support project efforts through the translation of business requirements into technical designs.• Collaborate across Infrastructure, Application & Information Security teams in developing technical solutions.• Design solutions that mitigate security risks, vulnerabilities and automate repeatable tasks.• Lead the architecture design of vmware & vSphere cluster at LCBO’s new Data Centre per industry best practices• Lead architecture initiatives to support LCBO virtual and physical workload migrations:• V2V: Hyper-V to vmware• P2V: Windows & Linux Physical Servers to vmware• V2V (DC): Migration of vmware workloads from current location to new DC. Convert over 300 VM’s from Hyper-V to Vmware and from Physical to VMware as well as convert MSSQL Clusters into VmwareBuild out Metro Cluster mirrored San between Guelph and Toronto to use as a stepping stone to migrate vm’s to GuelphMigrate over 800 workloads into vsphere/vmware and then migrate them into Guelph with no downtime.
  • Cara Operations
    Manager Systems Administrators / Network Administrators
    Cara Operations Sep 2014 - Apr 2019
    Scarborough, Ontario
    Cara Operations operates Data Centers in Toronto (GTA) and Vaughan and offers Managed Services for their franchisee customers and corporate users with their managed IT infrastructure. The company has multiple interconnects to various vendors to provide redundant connectivity to clients and provides a 99.9% uptime of services. The company manages over 1200 franchisee’s with over 10000 endpoint devices and a 24/7 call center for technical support. The company also has over 900 physical/virtualized servers between two datacenters and is well on it’s way to becoming 100% virtualized. - I managed the network and server administration team while managing and working on my own projects- Redesigned and implemented with the network leads a new company Network and new topology layout to bring the infrastructure up to current standards- Redesigned and built out the SAN infrastructure to all SSD custom build solution reducing the cost of new and future SAN topology with 10 Gig iSCSI thus the company is not held to any one enterprise product.- Redesigned and implemented virtualization platform to become 100% virtualized for portability as requested by director of operations
  • Pathway Communications Inc
    Senior Systems Administrator Team Lead / Virtualization Team Lead
    Pathway Communications Inc Apr 2013 - Aug 2014
    Markham, Ontario
    - Senior Lead Technician in Virtualization / Windows / Storage Infrastructure providing Design, Documentation and Implementation of Customized solutions for our clientele - Single handedly built VMware virtualization platform including vCloud Director and vCloud Automation Center. - Designed and Implemented customized solution for multiple clients to help them manage their IT needs including backup and storage of long term data retention (10 years) and helped clients optimize their Virtualized environments for better performance and overall availability achieving a 100% uptime in most cases - Designed and built companies offsite storage solution to meet PCI / HIPPA / SOX standards and created automated Disaster Recovery Sites for clients providing them with a truly High Availability DRS solution. - Designed, built and implemented customized in-house solution for SAN infrastructure and NFS providing clientele with unprecedented speed performance increases on shared storage that outperformed every dealer solution at a much reduced TCO. - Worked within budget constraints to provide best of breed solutions for both in-house and clientele solutions providing cutting edge technologies for any application
  • Enbala Power Networks
    Senior Systems / Network Administrator (It Infrastructure Guru)
    Enbala Power Networks Jun 2010 - Apr 2013
    - Led transition of wide scale project to upgrade email and server infrastructure from Microsoft Exchange 2003 to Exchange 2010 and Windows Server 2003 to Windows Server 2008 R2. -Planned and executed virtualization project, including build out of VMWARE ESX 5.0 and 4.1 virtual host environments with HA and DRS servers, leading to greater network stability and redundancy.-Deployed Microsoft LYNC for enterprise video conferencing, messaging & chat - reducing cost of business travel and improving team work between employees in Vancouver and Toronto as well as Microsoft Sharepoint for collaboration;-Built Starwind ISCSI for shared storage ISCSI targets-Configured Windows Deployment Services to allow for easy deployment of Windows Servers and Workstations, reducing cycle time of new user setup.-Led planning and execution of widescale network security project, configuring Forefront Threat Management Gateway and connecting all 3 data centers with firewall, IDS, and IPS. Setup VPN solution for end users with always-on access to resources via Unified Access Gateway and SSTP. -Designed and deployed Freeswitch for VOIP telephony system fully integrated with Exchange 2010, providing enhanced user experience and reducing telecommunications costs.-Setup and deployed RIM Blackberry Server for mobile device management
  • Truition
    Senior Systems / Network Administrator (It Infrastructure Guru)
    Truition Oct 2009 - Jun 2010
    -Managed all aspects of corporate network with over 200 servers (Dell, IBM, SUN, Supermicro) running wide variety of business applications and systems management applications including Exchange Server 2007, Blackberry Enteprrise Server, Symantec NetBackup, Kapersky Antivirus, Radware Appexcel SSL accelerators for certificates, Microsoft WSUS server for patch-Configured and maintained VMWARE based virtual servers containing development, staging, and production environments.-Deployed and managed JIRA code repository and project management tool to provide coordinated development environment to programming team;-Led security audit project to achieve PCI-DSS compliance by using scanning tools to identify security risks and subsequently secure systems and firewalls to achieve a secure environment – external audit successfully passed.-Configured and maintained NetAPP Fas3050 SAN (storage area network) system, Hitachi HDS Thunder 9500 systems, Juniper Routers, Switches, and Firewalls, and Nortel BMC VOIP system.
  • View22 Technology Ltd.
    Senior Systems / Network Administrator
    View22 Technology Ltd. Oct 2007 - Oct 2009
    •Built world class data-center and consolidated all managed servers to one location, thereby lowering total operating costs dramatically while simultaneously providing foundation for offering hosted services as a new revenue stream. All systems were made redundant and fully load balanced leading to 99.9% uptime of websites and hosted applications. •Deployed sophisticated network and server monitoring systems to provide ‘early warning’ alert system against possible hardware failures or network vulnerabilities. •Created and maintained development and staging environments using VMWARE + version control (SVN) infrastructure to support efforts of the software development team.•Setup and Administered database servers (MY-SQL and Microsoft SQL Server)•Configured and managed Microsoft Exchange and Blackberry Enterprise servers for email services (including antivirus and anti-spam).•Designed and configured clustered file system using Redhat GlusterFS, which reduced costs by allowing for low commodity servers to be used instead of expensive proprietary systems.
  • Jumptv
    Senior Systems Administrator (Datacenter Manager)
    Jumptv Sep 2006 - Oct 2007
    -Core team member involved in implementing the company’s global CDN network with over 350 servers in seven points of presence, delivering 99.9% uptime across media servers intended to serve digital content worldwide;-Designed and configured NAS solution utilizing Oracle Pillar and Isilon solutions-Built all the capture machines to capture content from TV stations and Satellites-Configured and deployed high-availability Suse Linux Web Server environment, Suse Linux DNS Servers, and Suse Linux SVN servers for software version control-Participated in implementation of Cisco Unified Messaging system integrating into Active Directory;-Utilized Symantec GHOST to create image-based backup schedule and leveraged GHOST for rapid testing of server environments;-Built and maintained companies Microsoft Content Management Servers and Microsoft Sharepoint Servers;-Configured and Deployed Windows Media Server distribution network utilizing over 100 servers-Designed high capacity network storage solution (required due to nature of content storage needs) using EMC Isilon and Oracle Pillar, as well as RamSAN solution for database server storage.-Configured and deployed encoder servers for capturing TV station signals
  • Vistek
    Systems / Network Administrator
    Vistek 2001 - 2006
    -Planned, Configured and maintained Citrix Presentation Server farm in order to offer high performance access to Microsoft Office Applications; also configured Microsoft Navision for availability to distributed sales personnel and employees in virtual offices;-Responsible for building entire network and migrating from Novell servers to Windows 2000 Environment-Designed email and communications infrastructure for aggressive sales organization, based on Microsoft Exchange and Blackberry Enterprise Server-Installed MAC OS 9 and MAC OS-X workstations for graphics department along with variety of mac-based software tools;-Setup and maintained the IIS server and MS-SQL database server and the staging servers for test purposes.-Built, configured, maintained and monitored a NAS Linux based server that the company used for photo image storage. Since the company used large amounts of storage this system had to be easily upgradeable to a larger capacity. -Set up VOIP between Toronto and Calgary on a NEC 2000 system
  • Consultant
    Consultant - It - Network - Systems - Database - Software - Technology - Programming - Datacenter
    Consultant Jan 1994 - Feb 1994

Paul Kastoris Skills

Windows Server Windows 7 Microsoft Sql Server Oracle Sql Sonicwall Remote Desktop Vmware Esx Vmware Infrastructure Virtualization Datacenter Virtualization Storage Area Networks Storage Management Enterprise Storage Network Administration Network Security Network Architecture Servers Linux Redhat Linux System Administration Microsoft Exchange Blackberry Enterprise Server Mdaemon Raid Isilon Information Security Microsoft Office Sharepoint Server Lync Server 2010 Citrix Metaframe Citrix Xen Coldfusion Norton Ghost Symantec Security Symantec Backup Iis Cisco Routers Juniper Switches Cisco Routing And Switching Brocade Fibre Switches Apache Navision Mercury Tools It Infrastructure Management Saas Disaster Recovery Tcp/ip 3com Switches Lan Wan Css

Frequently Asked Questions about Paul Kastoris

What company does Paul Kastoris work for?

Paul Kastoris works for Lcbo

What is Paul Kastoris's role at the current company?

Paul Kastoris's current role is Infrastructure Architect at LCBO.

What is Paul Kastoris's email address?

Paul Kastoris's email address is pa****@****ail.com

What skills is Paul Kastoris known for?

Paul Kastoris has skills like Windows Server, Windows 7, Microsoft Sql Server, Oracle Sql, Sonicwall, Remote Desktop, Vmware Esx, Vmware Infrastructure, Virtualization, Datacenter Virtualization, Storage Area Networks, Storage Management.

Who are Paul Kastoris's colleagues?

Paul Kastoris's colleagues are Brandon Bolarinho, Kellie M., Steve 333 Sinnott, Milton Laidley, Blair Kemp, Denille Knox, Mark Upton.

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  • Paul Kastoris

    Independent Computer & Network Security Professional
    Toronto, On
    2
    rogers.com, gmail.com

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