Profileimage by Paul Isac Architect and Consultant for Datacenter and Modern Workplace Solutions from Bucharest

Paul Isac

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Last update: 12.02.2021

Architect and Consultant for Datacenter and Modern Workplace Solutions

Graduation: BSc Computers and Automations, MBA
Hourly-/Daily rates: show
Negotiable for remote projects
Languages: English (Full Professional) | Romanian (Native or Bilingual)

Skills

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

Project history

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
Risks:
  • 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
Technical Support and Implementation Specialist
Star Storage
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
System Administrator
Hostway Romania
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
System Administrator
Integrisoft Solutions
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)

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