Henry Whittaker
Germantown,MD
Summary
I am specialized in data warehousing, project management, Agile/SCRUM, and multiple life cycle development methodologies and frameworks. I have successfully developed and managed multiple data warehousing projects where I’ve interacted with all levels of management and acted as a facilitator between the client and company. I have over 6 combined years of Pre-Sales experience with Sybase and Cognos. I am a certified Sybase PowerBuilder Professional, SCRUM MASTER I and II. I am a very good team player with excellent technical, communication and planning skills, ability and aptitude to learn new technologies. I also have an intense work ethic, solid presentation skills, with the ability to build client relationships at all levels. Pending PMP certification.
Overview
30
30
years of professional experience
1
1
Certification
Work History
Project Scrum Master
Strategi Consulting
Chevy Chase, MD
04.2012 - Current
- Identified, addressed and either resolved or escalated project issues.
- Coached team members in Scrum methodologies to improve productivity.
- Lead Agile team in development of data warehouse, business intelligence, data lake and cloud technologies within Agile environment.
- Ensured the team was focused on delivering high-quality products that meet customer requirements.
- Coached and mentored team members, stakeholders and leadership on benefits of Agile and Scrum.
- Provided guidance and mentoring to scrum members ans other project managers.
- Worked to gather customer requirements, clarify specifications and translate into product backlog.
- Organized demos at the end of each sprint cycle so stakeholders can review progress made.
- Facilitated daily scrum meetings, sprint planning sessions, sprint retrospectives and release planning sessions.
- Modified existing software systems to enhance performance and add new features.
ETL Developer
Alethix, LLC
Alexandria, VA
11.2020 - 11.2021
- Responsible for maintenance and development supporting an Enterprise Reporting System Support project.
- Responsible for making changes to specifications and body of PL/SQL packages to allow new codes and event types to be added to specific dimension tables using Oracle SQL Developer 19.2.1.
- Responsible for changes to PL/SQL procedures, functions and packages to allow emails to be generated when transactions have been added to dimension tables using Oracle SQL Developer 19.2.1.
- Responsible for trouble shooting production issues, in a production support role.
- Team meetings were conducted in an Agile environment.
- Responsible for monitoring and analyzing the validity of objects withing the SQL Developer 19.2.1 environment. Worked with management and team members to determine their working state. Based on analysis, objects were either removed from the environment or corrected and updated into version control using TortoiseSVN.
Project Manager
Strategi Consulting
Chevy Chase, MD
06.2012 - 11.2021
- Actively involved in identifying in prioritizing requirements Enterprise Architecture reporting requirements to conduct business architecture reviews of IT investments/projects to inform IT decision making.
- Actively involved in defining scope of effort.
- Developed work break down structure and resources.
- Created the durations of activities and estimated costs.
- Maintained and directed communications with all stake holders.
- Ensured all reports and documentation was managed properly using business intelligence tools such as Cognos and SQL Server Report Builder.
Developer
Strategi Consulting
Chevy Chase, MD
07.2012 - 11.2020
- · Used SQL Server Integration Tools (SSIS) to help build a data warehouse in a SQL Server 2012 database.
- Designed, maintained and implemented data models using Visio.
- Created database connections from and to multiple data sources: Text files: (txt, csv, xlsx, xml, doc and databases)
- Databases: Access, Oracle, MS SQL Server
- Created stored procedures to be executed within tasks and packages.
- Performed data transformation and mappings.
- Created Precedence Constraints to control the flow of events within packages.
- Developed packages containing workflows to extract transform and load data into tables and update multidimensional cubes.
- Created and maintained dimensional tables.
- Assisted in the collection of each state and United States territories Medicaid Children’s Health Insurance Program (CHIP) and Marketplace System to monitor progress providing metrics on key project readiness indicators, and production reporting on Healthcare.gov statistics.
- Reported on enrollments
- Reported on Remedy Incident Management System incident resolution.
- Helped develop a tracking tool that plugged into an existing system for milestone
- Experienced trouble shooting logic errors.
- Responsible for developing relationships with new and existing agencies within government agencies.
Senior Pre-Sales Support Engineer
SYBASE INC / Powersoft Corp,Concord
Burlington, MA
12.1997 - 07.2020
- Provided pre-sales support for the full suite of Sybase/Powersoft products for the Federal Division.
- Provided technical support, product demonstrations, trade show podium and theater presentations.
- Received Sales Consultant of the Month awards on two occasions.
- Participated with sales managers and other pre-sales representatives in responding to RFPs.
- Trained internal staff and external clients on all Sybase development tools.
- Account management for the Internet Applications Division’s (IAD) Line of Business (LOB).
- Supported Sybase, PowerSoft products and all backend database management systems.
- Directly involved in the sale and closing of multiple million dollar opportunities to various DoD and federal agencies throughout FY98 - FY00.
Business Development Director
Strategi Consulting
Chevy Chase, MD
06.2012 - 06.2020
- Responsible for increasing the client base within government and commercial space.
- Managed conflicts and retained relationships within existing and new clients.
- Expanded client base.
- Involved in writing proposals, responding to RFP’s, RFI’s and Sources Sought.
- Actively involved in researching current and potential client’s objectives and needs to provide solutions.
- Actively involved in developing relationships with other vendors and potential partners.
- Consistently researched new business opportunities using tools such GovWin, Govtribe, FBO, and FPDS.
- Responsible for extracting data and metadata and storing that data in staging areas for later processing.
ETL Developer/Data Modeler
Information Builders Inc.
Arlington, VA
07.2010 - 11.2011
- Responsible for developing a data model for the first stage of a clinical management system in Pennsylvania.
- Participated in requirements gathering sessions with business users and sponsors to understand and document business requirements for a data model for a major hospital.
- Developed source to target mappings from four (4) disparate data sources using predefined domain tables. (Demographics, allergies, medications, prescriptions)
- Created mapping documents to enable data stewards to provide metadata for data elements.
- Reengineered an existing data model by reverse engineering specific domain tables from a MS SQLServer 2008 database into Erwin 8.0 data modeling tool using Bottom-up methodology.
- Developed clinical data model in Erwin 8.0 to reflect client naming standards, the addition or deletion of data elements and relationships.
- Assisted DBA’s in establishing current/future storage requirements and indexing for the data store (DW).
- Worked with the DBA and ETL developers in staging data from the different sources in preparation for the ETL process.
- Assisted in the ETL process to establish data source connectivity, data flows, transformations, process flows and documentation.
- Forward engineered the clinical data model from Erwin 8.0 into Oracle 11g.
- Responsible for developing a dimensional data warehouse data model for a major law enforcement agency in California.
- Used top to down methodology to create the model in Erwin 7.3.
- Created multiple data marts to facilitate reports based on aggregate data.
- Implemented Type 2 and Type 3 slowly changing dimensions on data elements requiring historical tracking.
- Forward engineered data models into an Oracle 10g database using Erwin 7.3.
- Participated with report developers to ensure data models and reporting requirements were in sync.
- Developed ETL requirements for the existing staff. The development staff relied on conventional means (COBOL) for extracting and loading data.
- Produced documentation showing source to target mappings, transformations and aggregation business rules.
Subject Matter Expert, Server Virtualization Eff
COMPUTER SCIENCES CORPORATION
Hanover, MD
12.2008 - 07.2010
- Led the Application/Engineering Re-hosting Team for an enterprise wide effort to reduce power space and cooling by means of server virtualization at a major government agency.
- Served as a Database Administrator (DBA) for Oracle 10g databases.
- Installed Oracle binaries, configured Oracle 10G on virtual and physical servers.
- Built relationships across the agency to present and educate clients on the benefits of virtualization.
- Created the Standard Operating Procedure used for Application Rehosting.
- Participated in management meetings and decisions involving staffing, scheduling, virtual environments, policies and procedures. Characterized and gathered requirements.
- Managed a team of Windows, Linux and Solaris Systems Administrators, 2 Application Developers, a Systems Analyst, a Technical Lead, and an Information Systems Security Engineer.
- Maintained an MS Access database for customer tracking.
- Performed customer briefings and presentations to management, technical and non-technical personnel.
- Created and maintained Remedy tickets to track and manage projects.
- Assisted customers in developing security plans, to reduce the time for approval.
Senior Database Engineer
SCD INFORMATION TECHNOLOGY
Ellicott City, MD
06.2008 - 11.2008
- Consolidated a key Federal agency’s database Meta data assets into a centralized repository.
- Performed database administration for an Oracle 10g database. Installed new databases, performed backups, restores, configuration and maintenance.
- Administered a WebLogic ALER 3.0 data assets application.
- Conducted interviews with representatives from organizations to obtain information pertaining to assets, projects and programs that would be maintained in a central repository.
- Maintained and administered the database population being used as a central repository.
- Created PowerPoint presentations that were used in marketing briefings.
Senior Database Engineer
INFORMATION TO SYSTEMS (I2S)
Alexandria, VA
01.2008 - 05.2008
- Installed Oracle 10g databases in Solaris containers (Sun’s virtual environment).
- Performed database administration for an Oracle 10g database. Installed new databases, performed backups, restores, configuration and maintenance.
- Configured Secured, Hardened, Performed Backup/Recovery (RMAN), maintained internal databases.
- Evaluated third party software packages as potential alternatives and supplements to internal development and deployment efforts.
Senior Database Engineer
SATECH Inc.
Columbia, MD
12.2004 - 12.2007
- Led Independent Verification and Validation (IV&V) efforts for a data warehouse being developed by a third party company.
- Provided technical consulting and advised IV&V team concerning a data warehouse for DSS.
- Provided hardware innovations and industry trends in order to recommend and implement best practices.
- Worked closely with key internal and external personnel to verify and validate that the implemented data warehouse database solutions delivered availability, performance, and survivability for clients.
- Independently verified and validated that proposed solutions for backup and recovery methods of internal and external databases met the needs of the client.
- Verified and validated the development of application components, libraries, GUI, installers, supporting applications, automated build tools, and operating system level software.
- Evaluated third party software packages as potential alternatives to internal development efforts.
- Performed database administration responsibilities, including installation, configuration, security, and maintenance of internal database systems. Assisted in test planning, execution, and integration activities. Participated in process engineering and business process reengineering activities including gathering requirements, design, sizing, data collection, transformation of data, and building the data warehouse through implementation.
Software Engineer III
EDGE TECHNOLOGIES, INC.
Laurel, MD
11.2002 - 12.2004
- Led the design and development of a data warehouse and several databases at a well-known agency.
- Served as the project manager, DBA and lead developer of an Oracle 8i, four terabyte data warehouse.
- Redesigned an existing Oracle 8i data warehouse to Oracle 10g. Determined technical requirements, conducted client interviews for design, sizing, data mining, documentation and implementation.
- Designed, developed, maintained, managed and implemented multiple data warehousing efforts using Full System Life Cycle methodology, ETL (Extraction Transformation Loading) – Cognos DecisionStream, PL/SQL, Informatica (evaluation), Data Mining, Data Cleansing, Data, Modeling, Dimensional Modeling, and Database Design. Developed all DDL, DCL, DML and TCL scripting.
- Partitioned database for optimal performance, data management and data distribution.
- Responsible for database maintenance, backup, recovery, and tuning.
- Created a database using File System and Automated Storage Management (ASM).
Senior Consultant
COGNOS CORPORATION
Tysons Corner, VA
08.2000 - 04.2002
- Served as the ETL and Data Warehousing expert for the Federal Division.
- Provided pre-sales technical support, demonstrations, trade show podium and theater presentations.
- Participated with sales managers and other pre-sales representatives in responding to RFPs.
- Conducted proof of concept data warehousing efforts including data modeling, design and gathering requirements from the intended audience.
- Conducted internal and external training workshops for Cognos-DecisionStream ETL tool.
- Participated in the sales cycle for two major multi-million deals in fourth quarter of 2000, PERSCOM – for $2.8M and Coast Guard for $2.3M.
- Responsible for the design, modeling, development, configuration, and sizing of dimensional data marts to a data warehouse using Cognos DecisionStream (ETL tool).
- Participated in the installation of Oracle 8i on a UNIX-AIX machine.
- Participated in the development of stored procedures using PL/SQL to transform existing data warehouse data for reporting purposes.
Senior Technical Support Engineer
SYBASE INC / Powersoft Corp
01.1994 - 12.1997
- Provided technical support for the full suite of Powersoft tools: PowerBuilder (4GL object-oriented development tool), PowerDesigner (database design tool) and PowerJ (4GL java development tool).
- Conducted brown bag and hands-on PowerBuilder and PowerDesigner training for internal staff.
- Assisted clients in connecting to all back-end databases and troubleshooting customer software issues.
- Assisted customers in software installation, performance and configuration.
Education
Liberal Arts And General Studies
Wayne State University
Detroit, MI01-1983
Skills
Public Trust
- Languages VB, Sybase Powerbuilder Powerscript, SQL, CSS, PL/SQL, T SQL, Java, Shell Scripting (basic), COBOL, JCL
- Web Technology JavaScript, HTML, XML
- Databases Oracle 8i, 9i, 10g, 11g, 12c MS SQL Server 2008, DB2, Informix, Postgres MySQL, Sybase, SQL Anywhere, Access
- Reporting Tools Sybase Infomaker, Powerbuilder, Oracle Reports, Cognos Impromtu, PowerPlay Crystal Reports, SQL Server Report Builder
- Application/UI: TortoiseSVN Version 1131
- Development Tools Information Builders DataMigrator 772 (ETL), Cognos DecisionStream (ETL), Informatica 85, Sybase Powerbuilder, PowerJ, CA Erwin 73, 80, Sybase PowerDesigner, Toad, VM Ware/ESX Server, Oracle SQL Developer 192
- Web Servers: Sybase PowerDynamo, , Apache Tomcat 45
- Application Server: Sybase Enterprise Application Server (EAServer), Weblogic 70
- Operating Systems: Windows, Linux, Solaris (x86)), Solaris (Logical Domains – LDOMS, Zones and Containers)
- Tools: MS Project Manager (Server), MS-Visio, Erwin 73, 80, Toad, MS-Office
Certification
- Certifications: Sybase PowerBuilder 6.0 Professional
- Professional Scrum Master I and II (PSM I & PSM II)
- Certification, Pending PMI certification
Timeline
ETL Developer
Alethix, LLC
11.2020 - 11.2021
Developer
Strategi Consulting
07.2012 - 11.2020
Project Manager
Strategi Consulting
06.2012 - 11.2021
Business Development Director
Strategi Consulting
06.2012 - 06.2020
Project Scrum Master
Strategi Consulting
04.2012 - Current
ETL Developer/Data Modeler
Information Builders Inc.
07.2010 - 11.2011
Subject Matter Expert, Server Virtualization Eff
COMPUTER SCIENCES CORPORATION
12.2008 - 07.2010
Senior Database Engineer
SCD INFORMATION TECHNOLOGY
06.2008 - 11.2008
Senior Database Engineer
INFORMATION TO SYSTEMS (I2S)
01.2008 - 05.2008
Senior Database Engineer
SATECH Inc.
12.2004 - 12.2007
Software Engineer III
EDGE TECHNOLOGIES, INC.
11.2002 - 12.2004
Senior Consultant
COGNOS CORPORATION
08.2000 - 04.2002
Senior Pre-Sales Support Engineer
SYBASE INC / Powersoft Corp,Concord
12.1997 - 07.2020
Senior Technical Support Engineer
SYBASE INC / Powersoft Corp
01.1994 - 12.1997
Liberal Arts And General Studies
Wayne State University
- Certifications: Sybase PowerBuilder 6.0 Professional
- Professional Scrum Master I and II (PSM I & PSM II)
- Certification, Pending PMI certification
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