Joseph Siko
908-***-**** **************@*****.*** Westfield, NJ. 07090
SUMMARY
Extensive experience as a Mainframe Applications Professional. Performed development, maintenance, testing, and support on IBM Mainframe Application Systems. Worked in Banking, Finance, Property and Casualty Insurance, Health Insurance, Pharmaceuticals, Government and Public Utilities. Experienced in all phases of Software Development Life Cycle. Functional Experience: requirements gathering, application design, configuration, test plan generation/execution, documentation, and production support. Performed multiple roles including Team Lead, Lead Programmer Analyst, and Consultant. Specialized in COBOL, CICS, JCL, EASYTRIEVE, VSAM, DB2, IMS DB, and zOS. Hands on experience with Expeditor, Endevor, Librarian, ChangeMan, File-Aid, FTP, SPUFI, SYSVIEW, TMON, Mainview, CA-7, CA-View, ISPF/TSO, IDz, etc. Experienced in 24/7 production support and working with offshore teams.
SKILLS
Operating Systems
zOS (IBM Mainframe), MVS/ESA, Windows
Programming Languages
JCL, ASSEMBLER, COBOL, CICS, EasyTrieve, Telon
Version Control Tools
Endevor, Librarian, ChangeMan
File Management and DB Tools
Fileaid, SPUFI, IBM File Manager
Debugging Tools
Xpeditor, IBM Debug
Other Tools and utilities
TSO/ISPF SDSF, CA-7, CA SYSVIEW, TMON, Mainview, IBM utilities, MQ, IBM Developer for zOS (IDz)
Database
DB2, VSAM, IMS/DB
Development Methodology
Agile/Scrum, Waterfall
Project Management
Jira
EXPERIENCE
Fiserv Software Development Engineer–Adivsor II, Berkeley Heights, NJ. Oct 2023 – Dec 2024
Reviewed application user documentation and client requirements to develop and implement enhancements to an Automatic Clearing House System – PEP+. This software is available to multiple clients. Fiserv also offers as a service PEP+ processing and data storage to other clients.
Environment: ASSEMBLER, COBOL, JCL, CICS, DB2, IDz, SCRUM, AGILE.
Fiserv Software Development Engineer–Adivsor I, Berkeley Heights, NJ. Nov 2021 – Oct 2023
Kforce Programmer Analyst IV at Fiserv, Omaha, NE (remote). Nov 2020 – Nov 2021
Reviewed application user documentation and client requirements to develop design documents for offshore development teams for a Credit Card Processing System. As needed, coded, tested, and implemented changes when offshore team was not available.
Performed on-call production support on a rotational basis.
Environment: ASSEMBLER, COBOL, JCL, CICS, DB2, IDz.
CAI Team Lead/Lead PA at Consolidated Edison, NYC, NY. Jun 2018 – May 2020
Lead team in production support and enhancement of Legacy Customer Accounting System for New York City and Westchester County. Performed initial Knowledge Transfer.
Made changes to software as requested by Consolidated Edison business partners.
Worked with new Managed Service Provider on Knowledge Transfer with off-shore teams.
Environment: ASSEMBLER, COBOL, JCL, File Manager, Debug, zOS, CICS, VSAM, DB2, MQ, FTP
Software Engineer at JP Morgan Chase, Wilmington, DE. Oct 2017 – Jun 2018
Maintenance and enhancement of realtime credit card application processing system.
Worked on setting up additional CICS testing regions for the application.
Environment: COBOL, Easytrieve, JCL, zOS, CICS, VSAM, DB2, MQ, FTP, SCRUM, AGILE
CAI NYC, NY Jun 2014 – Aug 2017
Lead Programmer Analyst Emblem Health Employee Mar 2003 – Jun 2014
Technical Lead/Lead Programmer Analyst
Maintenance, enhancement, and production support of Health Plan/Claims System.
SME providing instruction to team and Knowledge Transfer to offshore teams.
Environment: COBOL, Easytrieve, JCL, zOS, CICS, VSAM, DB2, MQ, FTP.
Senior Programmer Analyst at Chubb & Son, Warren, NJ. Dec 2002 – Mar 2003
Conversion of a re-insurance booking system from OS/VS COBOL to MVS COBOL LE.
Environment: COBOL, JCL, MVS, CICS, IMS/DB, VSAM, DB2, TELON.
Ciber Sr. Programmer Analyst at Bank of New York, NYC, NY Sep 2000 – Dec 2002
Developed Securities Settlement System for calculating US Income Tax Rates for Non-resident Alien investments. Worked on Billing and Reporting subsystems.
Environment: COBOL, JCL, MVS, CICS, DB2, DB2 Stored Procedures, MQ.
Ciber Lead Programmer Analyst at Hoffmann-La Roche, Nutley, NJ Mar 1998 – Sep 2000
Supported/enhanced Pharmaceutical Data Interpretation System. Built DB2 load files for GUI system for user access.
Environment: COBOL, JCL, MVS, DB2.
EJR Programmer Analyst at Merrill Lynch, Somerset, NJ Jul 1997 – Feb 1998
Worked on the Mutual Funds Share Lot 1997 Year End Cost Basis Statements Project.
Made enhancements to the online Cost Basis Simulator.
Environment: COBOL, DB2, CICS, Interest, JCL, SPUFI, Proedit, Viasoft, Insight, and Endevor.
EJR Programmer Analyst at Medco, Woodcliff Lake, NJ Mar 1994 – Jul 1997
Converted Drug Inventory System from Unisys to Client server/IBM Main Frame system.
Environment: COBOL, DB2, CICS
EJR Programmer Analyst at Warner Insurance Services, Fairlawn, NJ Apr 1993 – Mar 1994
Maintained and enhanced a New Jersey Auto Insurance Policy Rating System.
Environment: COBOL, VSAM, CICS
EDUCATION
Bachelor of Science in Computer Science, The Pennsylvania State University, University Park, PA.