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Engineer Active Directory

Fort Worth, Texas, United States
September 17, 2019

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John L. Leto

**** ****** ***., **** *****, TX ***64



To work for an organization that provides an opportunity for personnel growth and development. The opportunity to demonstrate my drive and experience as well to increase my knowledge.


•Team lead for applications to cloud

•SAML authentication


•Office 365 migration and administration

•Microsoft SQL 2012, Microsoft SQL 2014, Microsoft SQL 2016

•Exchange implementation 2013 and Configuration

•Strong experience with Sophos AV and Web Monitoring

•Program Management

•Vulnerability Management.

•Palo Alto TRAPS

•F5 Administration

•Iron Port Administration

• Microsoft Windows Server 2000/2003/2008/2008R2/2012R2

• Virtualization Experience: Hyper-V, VMWare ESXI and ESX, Xen Server, XEN Desktop, XEN App, VDI

• Active Directory / Group Policy / DNS / DHCP DNS


Allied Electronics Systems Administrator 4/2016 – 8/2019

Install, configure and administer Microsoft SQL 2008R2, SQL 2012, 2014, and 2016

Install, configure, and administer Microsoft Exchange 2013

Team lead for applications to cloud

Lead Office 365 Azure administrator

Administer MDM\InTune\SAML authentication

In Charge of all AV\Malware remediation using Palo Alto TRAPS

Install, configure, and administer Cisco’s Iron Port

Create and maintain all 2008R2 and 2012R2 VM templates for new server installations

Light F5 administration

Mentor and train the help desk staff

Participate in the Infrastructure group on call for 30-days at a time

Manage and administer our Dell\KACE system

Participate in daily third level troubleshooting for all Infrastructure group issues

Maintain and update GPO’s

Test, install, and configure custom applications which interact with our SAP environment

Monitor and maintain SAN storage in our NetApp

Colonial Savings F.A. Network Engineer III 6/2001 – 4/2016

Maintain DUO 2Factor Security on Servers and VPN’s

Configuration and Administration of Checkpoint R77.30 Firewall and Web and URL Filtering

In Charge of all AV and Web filtering using Sophos.

Remediate all OCC and Conetrix Pentest and Audit Findings

On Call Engineer every 4 Weeks in charge of Corporate IT Operations

Build and Configure Servers MS 2008R2\Server2012R2

Install, configure and administer Microsoft SQL 2008R2, SQL 2012

Design, Install and configure all aspects of Corporate MS Exchange 2013 Environment

Installed, Configure and Maintain MS Lync Servers

Daily Backups with Arcserve Backup Solution

Configuration of all HP Switches assigning and configuring Ports.

Administration of 3Par SAN Environment disk and storage allocation

Create and Troubleshoot Citrix Desktops and Servers

Administer Corporate Citrix Environment

Mentor and Train Helpdesk Staff on upgrades or Specific Software Pushes.

In-depth technical knowledge of identity management and security technologies including Active Directory, Group Policy, ADFS, and Authentication protocols including Kerberos

Implemented and Configured Manage Engine Exchange Reporting Tools

WSUS and Patch Management

In charge of all WIFI installation and Configuration on Colonial Campus

Build and Create Images for Colonial Virtual Environment

Merged Colonial Network from Novell Infrastructure to a MS Active Directory Environment

Lead Engineer in charge of Cloud Projects

D.D.M.S I.T. Technician

09/2000 – 06/2001

Install and Administer Windows Servers

Active Directory Design and Implementation

Exchange 5.5 Administration and Configuration

In Charge of all Hardware and Software installations

Troubleshooting all Network Related Issues on, Switches, Hubs and Routers

End User Administration including all Software and Hardware Needs

Research new Technologies to further and improve environment

TTI Inc Systems Administrator

12/1999 – 09/2000

Build and Configure all NT Systems

Prep NT Systems for upgrade to 2000 Environment

Domain Security Admin

Citrix Administrator

Exchange 5.5 Administrator in charge of Creating and maintaining E-Mail accounts.

TTI Mainframe Security Administrator

Designing and Developing Active Directory Server 2000

Supported Corporate Helpdesk when needed

PFL Life Insurance Installation Technician\Network Support Analyst

08/97 – 12/1999

Provide first and second level PC and Network Support

Installation of all Hardware and Software required by users

Network Security and Mainframe Security Admin

Tech in charge of all New User Creation and Training

Education and Training

Present Working towards MCSE and SQL certifications

June 2012 Global Knowledge Training Centers

Configuring and Troubleshooting Windows Server 2008 Active Directory Domain Services

November 2011 Global Knowledge Training Centers

Upgrading, Administering, and Troubleshooting Microsoft Exchange 2010.

May 2011 Global Knowledge Training Centers

VMware VSphever 4 Installation and Troubleshooting

April 2011 Global Knowledge Training Centers

Implementing and Maintaining Microsoft SQL Server 2008 R2

February 2011 Global Knowledge Training Centers

Configuring, Managing, and Maintaining Server 2008 R2

April 2010 Global Knowledge Training Centers

SQL Server 2008 R2 Administration

August 1993 Lincoln High School Des Moines Iowa

High School Graduate

September 1993 Des Moines Community College

Studied general PC and Networking technologies courses.

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