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Leonard
lpreston2002@hotmail.com
240-353-6285
Los Angeles, CA 90045
Senior IT Engineer
18 years experience W2
0
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Average rating
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Summary

9 yrs. Technical Program Manager 25 yrs. experience Senior IT Architect/Engineer 25 yrs. experience using Solus Unix, AIX Unix, Redhat and Suse Linux 25 yrs. experience as a Senior Tivoli Architect/ Engineer. IBM Tivoli Identity Manager (TIM) IBM Tivoli Federation Identity Manager (TFIM) IBM Tivoli Access Manager (TAM) IBM Tivoli Directory Integrator (TDI) IBM WebSphere Lightweight Directory Access Protocol (LDAP) IBM Tivoli Security Operations Manager (TSOM) IBM Tivoli Netcool/OMNIbus 19 yrs experience using Active Directory 25 yrs experience using Single Sign On (SSO) 19 yrs experience using Role Based Access Control (RBAC) 6 yrs experience using Splunk 12 yrs. experience using CA Siteminder 19 yrs. experience as a Network Engineer. 19 yrs. experience as a Senior Security Specialist. 19 yrs. experience in DB2. 19 yrs. experience in Oracle. 7 yrs. experience in Java Development and Data Encryption.

Experience
Senior IT Engineer
Information Technology
Sep 2012 - present
Responsible for the following duties for the FBI Sentinel Project: Responsible for the functional management of the Sentinel O&M program that integrates paperless case management and workflow system that includes electronic records to management that provides a single point of entry for all investigative activities at the FBI. Technical Program Manger over all SPOSSU Sentinel Team members which consisted of 50 contractors from Multiple companies. Provide daily, weekly and monthly status reports to the FBI PMO office. Also delegate task and assignments to the SPOSSU team and had meetings with the Sentinel ITSD, Program Manager on a weekly basis to discuss any issues or concerns related to Sentinel Case Management program. Clarify the roles and responsibilities of the Sentinel O&M Team members and provide the necessary steering, review and support functions were in place for the FBI customer and Lockheed Martin. Prioritize the development of senior staff through coaching and mentoring. Technical Program Manager overseeing a team consisting of 100 Lockheed Martin employees and Contractors while performing technical task as a Senior Tivoli Engineer. Planning and Implementation of Tivoli LDAP, Tivoli Access Manager, WebSEAL security tools and Linux. Provide highly technical and specialized guidance and Solutions to complex Tivoli Network problems. Provide Administrator of Middleware Products such as Tivoli TIM/TAM, LDAP, and SPNEGO. Responsible for installing, maintaining and configuring IBM Tivoli Identity Manager/Tivoli Access Manager. Responsible for planning, implementing, designing developing, deploying, installing, upgrading and configuring of IBM Tivol ISAM/Secuirty Access Manager/WebSEAL version 6.x, ISAM 7-9 and TFIM 6.1/6.2. Administer ITIM/SAM/Security Access Manager /WebSEAL tool, create objects, policies, junctions, adding identity attributes, fine tuning the configuration for best response time. Delivery of TAM/WebSEAL 6.x to ISAM 7-9 Work with security and compliance teams to provide auditing and reporting facilities and processes. Reviewed solutions with Security, Infrastructure and Solutions Architecture and the Architecture Review Board. Installation and administration of SSO infrastructure (CA SiteMinder). Setting up policies, configuration, and authentication repositories. Familiarity with other SSO products like ForgeRock. Work extensively with Directory Services teams to implement a global authentication / authorization LDAP solution for applications and operating system logins. Contribute heavily and meaningfully to global IAM architecture, design and planning activities consistent with company objectives and generally accepted principles. Assist in the development of technology roadmap for enterprise IAM platform on a global scale and implementation of solutions to resolve highly complex technical and business issues. Lead system development life cycle activities and environment management activities. Work with Operations to deploy and integrate new technologies into the current environments.
ForgeRock Identity Platform IBM Siteminder LDAP Linux
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Senior IT Architect
Feb 2010 - Sep 2012
No skills were added
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Consultant History
Feb 2010 - Feb 2010
No skills were added
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Security Data Transport Lead and IT Architect
Feb 2010 - Feb 2010
Fort Meade, MD
Project Description: Data Transport Lead responsible for re-hosting the corporate authorization service on Redhat Linux for the AXISS project. Making recommendations and providing guidance to IT/IA Security services. Responsible for the development and implementation of the certificate validation services based on CoreStreet products. Also responsible for the installation and administration of CA IdentityMinder or cloud-based Identity Management product for enterprise-wide global User Lifecycle Management. Designed and developed provisioning and de-provisioning processes/workflows for accounts across various internal and external systems. Configured and developed adapters and connectors with various systems and databases for account provisioning, de-provisioning and updates to user accounts. Worked with various business and application teams on User Lifecycle Management provisioning requirements. Managed middleware components for Identity Management Managed existing IAM infrastructure and provide Level 2/3 support. Worked with help desk and other teams to troubleshoot and resolve/fix issues and bugs. Worked with Security and Compliance teams to provide auditing and reporting facilities and processes. Worked with Operations team to deploy and integrate new technologies into current environments. Worked with Enterprise Architecture and Business teams to identify new areas where IAM can be utilized to enhance IAM capabilities to address new business needs.
Compliance Enterprise Architecture IAM Linux Provisioning
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Senior IT Engineer/Technical Project Manager
Information Technology
Oct 2005 - Feb 2010
Senior IT Architect/Engineer was responsible for planning, implementing, designing developing and deploying IBM Tivoli software products as part of an IBM cross brand sales, services effort. And as a Technical Project Manager/Supervisor scheduled resources and served as the interface between corporate headquarters and client. Oversaw several different teams ranging from 10 to 20 contracts. Attend weekly and monthly status meetings with clients and gather functional requirements as needed. Installed, configured, and administered the enterprise single sign on solution such as Ping Identity Access and Federate, CA Single Sign On aka SiteMinder, RSA Access Manager/ Federated Identity Manager, or equivalent in a UNIX/Linux environment, Installing of SAML and Integrated Windows Authentication. Configured web systems IIS, Apache, Tomcat, etc. to integrate with SSO products
Apache Tomcat IBM Siteminder IIS Linux Project Management SAML UNIX Windows
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Architect and Control Account Manager and Solution Architect
Oct 2005 - Oct 2005
Security Development Lead Project Description: Security Development Lead responsible for re-hosting the corporate authorization service for the Cornerstone project. Making recommendations and providing guidance to IT/IA Security Services. Responsible for the development and implementation of the certificate validation services based on Core Street products.
Solutions Architecture
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A U.S. major defense contractor
Information Technology
Oct 2005 - Oct 2005
company Tivoli Access Manager Developer and Solution Architect Tivoli Access Manager, Java/Linux Developer and Solution Architect Project Description: Responsible for the implementation and upgrade Tivoli Access Manager from 5.2 to 6.0. Provided detailed documents on the installation and configuration of the Pre-Production ITAM environment. Installed and configured a replication process for the Master LDAP in Production. A U.S. major defense contractor
No skills were added
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Oct 2005 - Oct 2005
No skills were added
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Identity Manager, Tivoli Access Manager Solution Architect Project
Oct 2005 - Oct 2005
Tivoli Responsible for the implementation and Configuration and upgrade of ITIM 4.6 to 5.0. Help integrate ITIM 5.0 with Blade works. Provided detailed documentation of the Installation and configuration for ITIM 4.6 and TAM 6.0 environment.
Solutions Architecture
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Tivoli Identity Manager Developer and Solution Architect Project Description
Information Technology
Oct 2005 - Oct 2005
Responsible for the implementation and Configuration of ITIM 4.5.1, TAM, TDI, DB2, Oracle and LDAP. Provided detailed documentation on the installation and configuration on the Development Environment.
DB2 Oracle Solutions Architecture
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Senior Tivoli/Security Engineer US Customs & Border Patrol
Information Technology
Mar 2003 - Oct 2005
Was Responsible for the following duties for the US Customs Modernization Project: Planned and Implemented Tivoli LDAP, Tivoli Access Manager, WebSEAL security tools and Linux. On-site support provided for field implementation of Tivoli Security Perform elaborate analysis of US Customs Security. Evaluated US Customs Security logs and Network intrusion. Prepared documentation of procedures and practices for knowledge transfer to US Customs Personal responsible for Security functions. Provided highly technical and specialized guidance and Solutions to complex Network problems. Planned and Implemented of Network and Tivoli Security for ldap. Monitor the Tivoli Environment with Netview & Distributed Monitoring. Provided troubleshooting of Tivoli Problems with Remote Control Module for the remote clients. Wrote Complex UNIX Scripts for many US Customs applications and security. Performed On-site support of User Administration for user rights & policies and procedures Planned and Implemented IBM RISC 6000 AIX servers in a Tivoli Aix Environment.
AIX Applications Security LDAP Linux Security Engineer UNIX
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Edit Skills
Non-cloudteam Skill
Education
Strayer University 1996
Skills
Linux
2021
15
IBM Siteminder
2021
13
LDAP
2021
10
ForgeRock Identity Platform
2021
8
UNIX
2010
7
Apache Tomcat
2010
5
IIS
2010
5
Project Management
2010
5
SAML
2010
5
Windows
2010
5
AIX
2005
2
Applications Security
2005
2
Security Engineer
2005
2
Compliance
2010
1
DB2
2005
1
Enterprise Architecture
2010
1
IAM
2010
1
IBM WebSphere
0
1
Java
0
1
MS Active Directory
0
1
Network Engineer
0
1
Oracle
2005
1
Provisioning
2010
1
RedHat
0
1
Solutions Architecture
2005
1
Splunk
0
1
SuSE
0
1