Summary
Overview
Work History
Skills
Timeline
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Grant Williams

Menai,NSW

Summary

Accomplished Principal Consultant with a proven track record at Ampdev Computing and Westpac Banking Corporation, specializing in mainframe software optimization and database management transformation. Expert in PL/I, Cobol, and performance tuning, excel in problem analysis and cost-saving strategies, mentoring teams to achieve 100% accuracy in system updates.

Overview

47
47
years of professional experience

Work History

Principal Consultant

Ampdev Computing
09.2022 - Current

Specific skill set to transform bespoke database management system to IMS/DB

Involved analysing existing DBMS calls, amending to IMS/DB, then subsequent testing and performance tuning of several hundred programs including all main update programs.

Setup new databases and run amended programs in parallel to production to ensure 100% accuracy

Mentor existing application team and members from the outsourcer.

Applications Programmer

Westpac Banking Corporation
03.1978 - 09.2022
  • Entry level to Computer Operations (i.e. Computer Room) and progression through programming career ending in Principal Technical Consultant
  • Specialist in mainframe software such as PL/I , Cobol, Easytrieve, JCL, OPC, IMS/DB, IMS/DC, AbendAid, Strobe, Fileaid
  • Performance Tuning of application programs which involved changing, testing and implementing changes

Skills

  • Mainframe application programming languages - PL/I, Cobol, Easytrieve
  • Performance Tuning
  • Problem Analysis
  • Cost Saving - identify and remove redundant storage (disk and tape)

Timeline

Principal Consultant

Ampdev Computing
09.2022 - Current

Applications Programmer

Westpac Banking Corporation
03.1978 - 09.2022

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Grant Williams