It consultant

TECNOCOM 
IT Infrastructure Consultant
05-2015/Currently
•	Part of the Talisman Project Team for Repsol (client) to merge 2 forests of AD with 7 domains in one forest/domain
•	New Domain design with Windows 2012 R2
•	Design of the new structure of Sites, OUs and GPOs to forest and single domain.
•	Definition of the migration strategy and processes.
•	In charge of the ADMT Server to migrate users, profiles, security groups and computers equipment.
•	All migration test completion in the TEST environment prior to go into production.
•	VMware 6.2 Deploying Windows templates of Windows 7/10 and Windows 2012 R2 
•	Solving problems of several applications as Exchange/Outlook 2010/2016, Thunderbird email, SharePoint, SAP, VDI Windows 7, and Visual Studio Team Foundation during the migration.
•	Producing English reports of the test performed to go into production.
•	Creating reports to analyse data with Powershell
•	Migration of 36.000 Users and 65.000 Security Groups
•	Synchronization with ADMT of the security members groups of the previous domain with the new domain.
•	Working with SidHistory and SidFiltering.
•	Test of several applications to check the access from the new forest through the relationship of trust with SID History. Applications identification to validate the LDAP multidomain or applications with single domain validation.
•	Token Kerberos
•	NTLM
•	LDAP Query

	

RIPLIFE
Windows Senior System Administrator
09-2013/05-2015

•	 Administering  a multi-forest and geographically dispersed Active Directory environment with about 800 servers (Windows 2000,2003,2008,2012) working proactively to assure minimum downtime and making sure we can provide the best to our users 
 Writing technical documentation 
 Suggesting improvements and working to respect SLA's 

•	Technologies: 
Windows Server 2000, 2003, 2008, 2012, VMware 4.1, 5.1, 5.5, Active Directory, GPO, DNS, DHCP, DFS, Powershell, File Server, IIS, WSUS, SCCM 2012 R2, Microsoft clustering. 
•	Creating OS templates with VMware.
•	Building new critical servers for production. 
•	Last Level support to maintain the Windows systems. 
•	On-Call 24x7