CARLETON GARRISON

703-***-****

ac58dv@r.postjobfree.com

OVERVIEW

Mr. Garrison is a driven problem solver with a vigilant eye toward improving business financials. He is a capable, self-starting professional with in-depth expertise in: mathematics, statistics, computer science, and programming of many computer systems. His functional skills include: business, systems and scientific application planning, design, programming, testing, documentation and support; database design, implementation and administration; client liaising; and project leadership.

SPECIFIC EXPERIENCE

20+ years structured programming

20+ years of C and UNIX/Solaris

20+ years of Oracle, Informix, and Ingres ESQL/C

4.5 years of DOS and dBASE development

6 years of Tuxedo administration and development

2.5 years of UNIX system administration

EMPLOYMENT HISTORY

Vanguard Automotive Group/Enterprise Holdings May 2007-April 2018

NTTData Services, Mclean, Virginia; acquired Dell Services, 2016 - 2018

Dell Services, Herndon, Virginia; acquired Perot Systems, May 2010 - 2016

Kforce Incorporated, Herndon, Virginia, Contracted to Perot Systems / Dell Services, May, 2007 – May, 2010

Contracted to Enterprise Holdings Incorporated; acquired Vanguard Automotive Group, August 2007 – Present

Contracted to Vanguard Automotive Group May 2007 – August, 2007

Software Developer Sr. Advisor, Software Integration Senior Advisor and Production Support

Automotive Rental Suite of Applications (Odyssey)

C, UNIX, SQL, API, XML, Java, Solaris, Oracle ESQL, Oracle PL/SQL, Oracle Forms, Tuxedo, SFTP, Agile, Jira, Git, Dimensions, Autosys, Remedy

Project specialist working in Voice Reservations, Rental Operations, Fleet Accounting, Billing, and Configuration Management supporting the Enterprise, National and Alamo rental car brands. Responsibilities included designing/documenting/developing/testing/deploying APIs (Application Programming Interfaces) [C to Tuxedo, Java to Tuxedo, XML/CSV to batch processing], enhancing complex Oracle Forms 4.5, creating, enhancing and maintaining scores of batch programs, writing copious Oracle 12 SQL and PL/SQL scripts, writing Korn shell scripts, providing data analyses, code migration/mitigation relating to compiler upgrade, and providing tier two and tier three production support in a Solaris HP 9000/Itanium environment. Developed new interface expanding billing and commissioning as part of expansion into 50+ Caribbean, European, and Asian countries. Daily and monthly code builds/deploys. Migration of code repository from Dimensions to BitBucket. S/FTP administration to domestic and foreign locations. Troubleshooting airport and satellite location printing issues.

Blue Collar Objects, Fairfax, Virginia November, 2004 – January 2005

Contracted to the U.S. Treasury Department / Internal Revenue Service

Sr. Programmer/Analyst/Informix Database Administrator

External Direct Access Facility/Electronic Tax Return Consolidation (EEC)

C, Solaris, Oracle ESQL, Informix, Tuxedo, ClearCase, CMMI Level 3

Project specialist responsible for the migration of the IRS’s electronic tax return (e-file) system, from Informix 9.4 to Oracle 9i, using a Solaris 8 platform. Duties included requirements analysis, technical architecture, detailed technical solutions, implementation planning and application design and development. Position required strong experience with ESQL/C, Oracle, Informix, BEA-Tuxedo, and Solaris. Utilized the Oracle Migration Workbench utility for a high-level overview into the various Informix data types, error codes and SQL directives used by the Tuxedo server code; and then applied appropriate methods to implement the same functionality in Oracle. Also responsible for the creation of new database instances, with applicable roles, permissions, table spaces and logs; and migrated shell scripts and make files to use the new database. Recommended and implemented a configuration management strategy using ClearCase.

Digital Concepts Corporation, Manassas, Virginia, March 1997 – April 2001

Contracted to WinStar Telecommunications

Oracle DBA, Tuxedo Administrator, Sr. Programmer/Analyst

Product Catalog (PCAT) Development and Data Conversion

C, Solaris, Oracle, PL/SQL, ClearCase, Access, Sr. Programmer/Analyst, Tuxedo and NT Administrator

Team leader with concurrent architect, developer and administrator responsibilities, contributing ten plus years of cutting-edge, market-leader, implementation strategies, enabling a six-month old business to become the first telecommunication company to have a matched, intercommunicating, triad configuration (a single Customer Record, an Order Entry with a flow through Provisioning process, and a Product Catalog that allowed the creation of detailed business product definitions) of applications that automated every stage of business: from Marketing and Sales; to Provisioning and Billing; and provided a detailed tracking update every step of the way. Was responsible for all internal and external interface processing and implemented the majority of that by creating a Tuxedo/XA API (Extended Architecture Application Program Interface) suite. The highly optimized and publicly defined API suite was invoked via Tuxedo RPC (remote procedure call), and promised guaranteed delivery of certified products to both Ordering and Billing repositories using two-phase commit communication. API development was done using C, Oracle 8 ESQL, Tuxedo FML, Korn shell and Solaris 2.6 on Sparc 2 computers. Incorporated data from existing Excel and Access systems by writing voluminously sophisticated Oracle data conversions using DataJunction, Oracle PL/SQL, Korn shell, Solaris on Sparc, and NT 4.0 on PC-compatibles. Provided support with Solaris and NT administration efforts. Evaluated and helped prototype potential new software products such as Rational Rose UML and BEA WebLogic with Java.

Cornell Technical Services, Vienna, Virginia, March 1994 - March 1997

Contracted to EDS and AT&T Communications

CITS (Corporate Information Technology Systems) database support

Oracle Database Administrator

Team member responsible for performing Oracle 7 database administration as well as duties of support, tuning, installation, migration, and maintenance for multiple applications using Oracle SQL, BSD shell and HP-UX 10.0 on HP 9000 K400/T500 computers.

IIC (Invoice Integration and Consolidation - “The Bundler”) development

C, Unix, Oracle Database Administrator, Sr. Programmer/Analyst

Team member responsible for providing technical leadership, performing Oracle 7 database administration, recommending hardware and software requirements, providing aggressively paced C, UNIX and Oracle mentoring of new team arrivals, and serving as principal developer of a database communications API (Application Program Interface) library. This application takes feeds from multiple large IBM/MVS legacy billing applications and, with information loaded in a local HP/UNIX Oracle 7 database, merges these fees into a consolidated external NCR/Teradata data warehouse repository via DBC 1012 CLI (Database Computer Call-Level Interface). Development is done using C, Oracle ESQL, BSD shell and HP-UX 10.0 on HP 9000 K400/T500 computers.

WorldSource (AT&T billing system) development

C, UNIX, Oracle Database Administrator, Sr. Programmer/Analyst

Team member responsible for providing technical leadership, performing Oracle 7 database administration, reviewing KnowledgeWare ADW design and analysis methods, recommending hardware and software purchases, evaluation of productivity/environment enhancing development tools, and serving as principal developer supporting an international telecommunication consortium. This application facilitates the needs of multinational companies, receiving services from different telecommunication carriers, for each country in which they operate. This seamless multi-country service is done by providing a global network infrastructure, which consolidates billing, offers a choice of language and currency, and is easy to understand. Development is done in Oracle ESQL/C and Korn shell with UNIX V release 4.3 on NCR 3455/3555 computers.

Authorization Systems Inc., Rockville, Maryland April 1993 - March 1994

Contracted to EDS and the U.S. Army

C, UNIX, Informix Database Administrator, Sr. Programmer/Analyst

HOMES (U.S. Army Housing Operations Management System) development (Vermont Views)

Team member responsible for the re-engineering of the HOMES’ System Administration and Assignments/Terminations sub-systems. The sub-systems’ user-friendly interfaces are developed using C, Vermont Views, Informix ESQL and UNIX on AT&T 3B2/600G and HP 9000/750 computers. The project facilitates the processing of Army personnel/family housing requisitions by making system administration utilities easier, and by providing the ability to schedule dynamically modifiable housing reports.

The Experts, Greenbelt, Maryland, Contracted to AT&T Communications February 1990 - April 1993

C, UNIX, Informix Database Administrator, Sr. Programmer/Analyst,

CARS (Contract Administration Reference file System) development

Principal developer of a menu-driven reference file system, written in C with Informix ESQL, on an UNIX-based AT&T 3B2/1000 and Starserver E. The project automated a previously manual method of maintaining related data for FCC Tariff 12, a provision that allows AT&T to implement VTNS (Virtual Telecommunication Network Systems) to Fortune 200 companies. Interaction with a MVS mainframe is accomplished on a daily batch basis, via RJE (remote job execution), and on a “demand” query basis, via LU6.2. Features include edit-checking, data entry, ad-hoc reporting, remote printing, and data downloading.

EDUCATION

B.S., Applied Mathematics, University of Vermont

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