Paul Isac available

Paul Isac

Architect and Consultant for Datacenter and Modern Workplace Solutions

Profileimage by Paul Isac Architect and Consultant for Datacenter and Modern Workplace Solutions from Bucharest
  • 077042 Bucharest Freelancer in
  • Graduation: BSc Computers and Automations, MBA
  • Hourly-/Daily rates:
  • Languages: English (Full Professional) | Romanian (Native or Bilingual)
  • Last update: 12.02.2021
Infrastructure architect, with experience in designing and implementeing secure multi datacenter Virtual Infrastructure solutions and all related requirments.
Consulted on integrating solutions in business process for aplications and support. Good management skills to coordinate implementation team and coordinate with support teams to deliver on time and on budget.

Experience with the following technologies:
  • Hypervisors: VMWare vSphere, CItrix XenServer
  • HCI: VMWare VSAN, Nutanix
  • VDI: Citrix XenApp/XenDesktop, VMWare Horizon,VMware Horizon Cloud, Microsoft RDP
  • VDI Imaging: normal VM, Citrix AppLayering, VMware AppVolume
  • Profile Management: Citrix UPM/WEM, VMWare Persona management/UEM, Microsoft FSLogix
  • Netscaler
  • Windows Server: Active Directory, DNS, DHCP, GPO, Failover Clustering, DFS Replication/Namespace, File Services, PrintServer
  • Microsoft SQL Server
  • NAS/SAN - Dell Compellent, Pure Storage, Netapp
  • Linux: Debian, Ubuntu, RedHat
  • Hardwar servers - Rack and Blade: Dell, HP, Lenovo, Supermicro
  • 12/2011 - Present

  • Architect and Lead
  • Main Responsabilities:
    • Responsible for ​​​​new Hardware and Software assessments and implementation
      Infrastructure auditing and remediation planning
      Lead internal and customer teams to design and implement agreed solutions
      Monitoring the advances in technology and creating use cases that can provide added value for our customers
      Level 4 support
      SME for: VMWare, Citrix, LInux, Windows Desktop and Server OS, Microsoft AD/DNS/DHCP/Clustering/DFS/File Services/SQL Server

  • 11/2020 - 02/2021

  • Design Multi-Datacenter VDI solution
  • Responsabilities: Audit, asses and design a new VDI solution
    Description: Audit existing infrastructure and applications, work with all involved towers (Wintel, Networking, Security, etc) to determine their requirments and design a new Citrix based VDI solution, with a migration plan from the existing one for 8000 users.

  • 06/2020 - 02/2021

  • Datacenter Migration Team Lead
  • Reasponsabilities: Lead and technically certify the migration plan and process
    Description: Plan and relocate all the equipmenent (storage, servers, networking, networking lines) from one datacenter to another respecting a short time to deliver and agreed customer downtime periods and windows.

  • 03/2020 - 05/2020

  • Architect for Work from Home solution
  • Responsabilities: Design and guide a new VDI solution
    Description: Design, rung through fast approval process and implement a new Work from Home soltion to cover the unplanned needs for 30.000+ users to move from corporate offices to working from home
    Technologies used: Citrix Virtual Apps and Desktops, Vmware vSphere, Citrix Netscaler, Pure Storage Dell Compellent Storage, Microsoft App-V, Microsoft AD/DNS/DHCP/File Services, Crowdstrike, Tanium

  • 01/2018 - 12/2018

  • Design and Implementation Team Lead
  • Responsabilities: Design and lead a team for implementation
    Description: Design a dual datacenter full stack VDI solutuion for 60.000+ users, define steadys tate ITIL process
    Risks: Missing the go live deadlinea will be contrary to SEC requirments
    Technologies used: VMWare vSphere, Citrix Xenapp/XenDesktop/XenServer/NetScaler, Dell Servers, Pure Storage, Force 10 Switches, Windows OS - Server and Desktop, Microsoft Active Directory/ DNS/ DHCP/ DFS/File Services, Microsoft MFA, Vistara, Ubuntu Linux

  • 02/2017 - 11/2017

  • Architect and Implementation Team Lead
  • Deliverable: Dual Datacenter Citrix VDI solutution on VMware vSphere/VSAM for 12000 users plus migration of users and data from existing infrastructure

  • 03/2017 - 10/2017

  • Architect and Implementation Lead
  • Responsabilities: Desig, lead team for implementation, work with customer to define processes and procedures, licensing consulting
    Description: Design and build a dual datacenter VDI solution (one of the biggest VMware VSAN deployments of the time, 1.5PB+) for 12000 users and migrate all the users (data including) from the existing environment to the new one
    • Hard deadline and short timeline
    • No posibilities of staged migrations and limited testing posibilites
    • Big RAM and SSD shortages
    Technologies used: VMware vSphere/VSAN, Dell Servers, Citrix XenApp/XenDesktop/XenServer, Microsoft AD/DNS/DHCP/DFS/File Services/SQL Server

  • 09/2009 - 11/2011

    • Star Storage
  • Technical Support and Implementation Specialist
  • Star Storage, Bucharest
    Implementation, configuration, support and administration of AIX, IBM System P, System X and System
    Storage, HP-UX, Solaris
    Implementation, configuration, support and administration of Hitachi HNAS
    Implementation, configuration, support and administration of Falconstor NSS/CDP
    Implementation, configuration, support and administration of VMWARE vSphere, ESX/ESXi,SRM & VIEW
    Implementation, configuration, support and administration of Citrix XenServer & XenDesktop

  • 07/2008 - 05/2009

    • Hostway Romania
  • System Administrator
  • Hostway Romania, Bucharest
    200+ Linux Servers Administration (Apache, MySQL, DNS, networking, RAID, XEN, VMWARE)
    Hosting Services Development(Storage, Virtualization)
    Linux debugging (kernel patching, kernel update, kernel source rewrite)
    Active Directory Administration(30 users)
    Networking(Switching L2&L3 and Routing)
    Planning and development of the Hardware Infrastructure
    Motorization of the hardware and networking infrastructure

  • 11/2007 - 07/2008

    • Integrisoft Solutions
  • System Administrator
  • Integrisoft Solutions, Bucharest
    Infrastructure Development and Administration
    Windows Server and Desktop Administrator (Exchange, AD, FTP, IIS, File Server)
    Linux Administrator (Apache, Iptables)
    Database Administrator (MsSQL, MySQL)