Len Horstman
Architect Data Governance/Data Warehousing at Revel IT- Claim this Profile
Click to upgrade to our gold package
for the full feature experience.
Topline Score
Bio
0
/5.0 / Based on 0 ratingsFilter reviews by:
Experience
-
Revel IT
-
United States
-
IT Services and IT Consulting
-
1 - 100 Employee
-
Architect Data Governance/Data Warehousing
-
Aug 2021 - Present
-
-
-
Lightwell Inc.
-
United States
-
IT Services and IT Consulting
-
1 - 100 Employee
-
Architect - Analytics Practice
-
Sep 2017 - Present
Columbus, Ohio Area
-
-
Architect - Analytics
-
Sep 2017 - Present
Columbus, Ohio Area • Designed and implemented ETL development and ETL execution architectures • Designed and developed data warehouse models • Developed and implemented ETL processes and programs to populate and maintain the data warehouse models • Implemented a back-office architecture on AWS to support internal development projects and client demos o Built and configured AWS EC2 instance (Windows 2016) o Installed and configured SQL Server 2016 with testing and demo databases o Installed and… Show more • Designed and implemented ETL development and ETL execution architectures • Designed and developed data warehouse models • Developed and implemented ETL processes and programs to populate and maintain the data warehouse models • Implemented a back-office architecture on AWS to support internal development projects and client demos o Built and configured AWS EC2 instance (Windows 2016) o Installed and configured SQL Server 2016 with testing and demo databases o Installed and configured Informatica Server o Installed and configured Informatica Clients o Wrote utility scripts to manage the ETL process o Integrated our internal EDGE tool with the environment (comprehensive meta data tool that supports the data warehouse lifecycle including generation of Informatica Mappings) o Integrated the environment into the office LAN
-
-
-
York Risk
-
United States
-
Insurance
-
700 & Above Employee
-
Informatica and Linux Standards and Administration
-
Mar 2019 - Sep 2019
Dublin, OH • York decided to build a new data and analytics center from the ground up beginning with the purchase of a full suite of Informatica products to be hosted on Google Cloud. I was brought in to specify and establish Linux and Informatica infrastructure along with the development of the requisite processes and standards. This involved hardware(VMs) and software in 3 environments, DEV, UAT, PROD. o Installed, configured and administered Informatica Products: PowerCenter, IDQ, EDC, AXON, TDM… Show more • York decided to build a new data and analytics center from the ground up beginning with the purchase of a full suite of Informatica products to be hosted on Google Cloud. I was brought in to specify and establish Linux and Informatica infrastructure along with the development of the requisite processes and standards. This involved hardware(VMs) and software in 3 environments, DEV, UAT, PROD. o Installed, configured and administered Informatica Products: PowerCenter, IDQ, EDC, AXON, TDM and S@S. Assisted with administration of MDM. o Administered RHEL 7.6 on 17 large GCP VMs. o Assisted in the definition of Informatica standards in the areas of software development, version control, security, user management. o Developed administration utilities for Linux and Informatica including server and service monitors, performance monitors and automated programs for validating compliance to corporate standards for workflows, sessions and mappings. Show less
-
-
-
BMW Financial Services
-
Financial Services
-
1 - 100 Employee
-
ETL Architect
-
Jun 2010 - Jan 2019
Hilliard, OH • For the 3rd time in 9 years, successfully migrated the data warehouse technical environment to upgraded hardware and software in 4 environments, DEV, UAT, PREP, PROD o Upgraded to new physical servers and SAN o Upgraded from SQL Server 2014 to SQL Server 2016 o Upgraded (installed, configured, and migrated the repository) Informatica server from 9.6 to 10.2 o Upgraded (installed, configured) Informatica PowerCenter clients from 9.6 to 10.2 o Upgraded the O/S from Windows 2012… Show more • For the 3rd time in 9 years, successfully migrated the data warehouse technical environment to upgraded hardware and software in 4 environments, DEV, UAT, PREP, PROD o Upgraded to new physical servers and SAN o Upgraded from SQL Server 2014 to SQL Server 2016 o Upgraded (installed, configured, and migrated the repository) Informatica server from 9.6 to 10.2 o Upgraded (installed, configured) Informatica PowerCenter clients from 9.6 to 10.2 o Upgraded the O/S from Windows 2012 Server to Windows 2016 Server o Migrated and tested nearly 2000 scheduled jobs • Converted the commercial finance data mart to a new source system of record which included loan servicing, originations, and customer data. This included developing over 80 Informatica mappings and over 120 other staging and SQL jobs. • Assisted in the development of architecture components and processes for automating staging, dimension and fact build processes and key generation and maintenance. • Provided general production support for all jobs in the ETL schedule, including 600 Informatica jobs and 1700 total jobs. • Provided general Informatica ETL development to build and maintain a new enterprise data warehouse. The warehouse has grown to include dozens of integrated data marts including retail lending, commercial lending, dealer, customer, collections and recovery. • Built processes, utilities and scripts to manage all aspects of the ETL environment. Show less
-
-
-
Discover Financial Services
-
United States
-
Financial Services
-
700 & Above Employee
-
ETL Architect
-
Jan 2016 - Jan 2018
Riverwoods, IL • Led analysis and ETL development for re-sourcing two legacy student lending systems to a third new Student Lending system to feed the enterprise data warehouse supporting the Student Lending line of business. • Upgraded the existing Student Lending data warehouse model to support legacy reporting that was made obsolete by the retirement of the two legacy Student Lending systems. • Through data warehouse data reconciliation, provided invaluable feedback to correct hundreds of data… Show more • Led analysis and ETL development for re-sourcing two legacy student lending systems to a third new Student Lending system to feed the enterprise data warehouse supporting the Student Lending line of business. • Upgraded the existing Student Lending data warehouse model to support legacy reporting that was made obsolete by the retirement of the two legacy Student Lending systems. • Through data warehouse data reconciliation, provided invaluable feedback to correct hundreds of data migration defects. Show less
-
-
-
BAAX, LLC - now Lightwell Inc.
-
United States
-
IT Services and IT Consulting
-
Partner – Vice President of ETL Development and Technical Infrastructure
-
Oct 2004 - Sep 2017
Columbus, Ohio Area • Partner in a new data management consulting company with life-to-date revenues of $51 million+ and 20 employees. • Developed and managed client relationship responsible for revenues of $2 million for a client in the fashion retail industry. • Managed and mentored development teams. • Due to relatively small team sized and aggressively bid projects, I and my partners spent considerable time personally performing the work in addition to our business development responsibilities as… Show more • Partner in a new data management consulting company with life-to-date revenues of $51 million+ and 20 employees. • Developed and managed client relationship responsible for revenues of $2 million for a client in the fashion retail industry. • Managed and mentored development teams. • Due to relatively small team sized and aggressively bid projects, I and my partners spent considerable time personally performing the work in addition to our business development responsibilities as owners. Show less
-
-
-
EXPRESS
-
India
-
Writing and Editing
-
Data Warehouse Architect
-
Jan 2009 - Jan 2011
Columbus, Ohio Area • Supported the data warehouse conversion from Island Pacific Retail System to Oracle’s Retail Management System (RMS). • Prior to the RMS conversion, upgraded the warehouse to support multi-currency, multi-language and multiple distribution centers. The ETL consisted of BTEQ, Fastload, and Multiload scripts in a Teradata environment. • Hired and led a five-person team to complete the 18-month Internationalization project. • Designed and built a Franchise Data Mart to support Express’… Show more • Supported the data warehouse conversion from Island Pacific Retail System to Oracle’s Retail Management System (RMS). • Prior to the RMS conversion, upgraded the warehouse to support multi-currency, multi-language and multiple distribution centers. The ETL consisted of BTEQ, Fastload, and Multiload scripts in a Teradata environment. • Hired and led a five-person team to complete the 18-month Internationalization project. • Designed and built a Franchise Data Mart to support Express’ foray into international franchising. • Was the SUSE Linux system administrator for the conversion from Teradata MP RAS. • Performed the original MP RAS administration to support the data warehouse split from Limited Systems. • Built application infrastructure for an Arthur Allocation implementation. This was a “green-field” implementation necessitated by contractually required separation from Express’s former parent corporation, Limited Inc. • Installed and integrated 5 HP-UX BL860C blades. • Performed all UNIX administration and database administration duties including the support of application installation and testing. • Trained an Express employee in HP-UX 11iV3 administration. Defined and documented all system administrator duties and processes. • Trained an Express employee in Oracle 10.2.0.4 administration. Defined and documented all DBA duties and processes. • Implemented, documented and tested disaster recovery and automatic failover of hardware, OS and database. • Successfully implemented a production cutover to the new infrastructure. • Coordinated project communications between infrastructure and application teams including the equivalent teams at Limited Inc. Show less
-
-
-
-
Data Warehouse Architect
-
Oct 2004 - Oct 2008
Torrance California • Managed, designed, developed and implemented an enterprise data warehouse solution for automobile lending. • Played a key leadership role in all phases including: environment assessment, business analysis, solution design, infrastructure acquisition and configuration, ETL design and implementation, testing, and the generation of BI reports and dashboards. • Developed critical portions of a metadata-driven application to quickly and accurately generate Informatica components for data… Show more • Managed, designed, developed and implemented an enterprise data warehouse solution for automobile lending. • Played a key leadership role in all phases including: environment assessment, business analysis, solution design, infrastructure acquisition and configuration, ETL design and implementation, testing, and the generation of BI reports and dashboards. • Developed critical portions of a metadata-driven application to quickly and accurately generate Informatica components for data validation and data model construction. • Owned and performed the development of the ETL process for the auto lease and origination systems. • Owned and performed the execution schedule for all warehouse processes until turnover to the offshore team. • Trained and mentored Toyota personnel to take over the operation, testing and validation of the warehouse. • Led the gap analysis, remediation and testing portions of a consolidation project in preparation for the successful shutdown of several legacy warehouses. • Designed and automated distribution of originations reports and dashboards (Hyperion) in preparation for the successful decommissioning of a MicroStrategy installation. • Developed a comprehensive validation solution to monitor the integrity and content of each data load to the warehouse. • Traveled every other week to Torrance California for 4 years. • Came in on time and under budget for all 9 consecutive statements of work. Show less
-
-
-
Boeing
-
United States
-
Aviation and Aerospace Component Manufacturing
-
1 - 100 Employee
-
Lead Senior Engineer - CAD/CAM
-
Jun 1989 - Nov 1996
Greater Seattle Area
-
-
Director of Engineering Information Systems - National Wind Tunnel Complex
-
May 1995 - Jul 1996
Cleveland/Akron, Ohio Area
-
-
Education
-
The Ohio State University
BSME, Mechanical Engineering, CAD/CAM