Jessica R. Jackson
Mainframe Systems Analyst
**********@*****.*** 205-***-**** linkedin.com/in/jessica-jackson-42719442
Senior IT mainframe professional with more than 25 years of success in translating organizational goals and customer requirements into powerful new mainframe architecture and enhancements. Top-tier interpersonal and communication skills which allow for driving cross-functional collaboration during the end-to-end project lifecycle. Comprehensive experience in designing, coding, testing, debugging, and mentoring junior staff members.
IT Skills:
Languages: Cobol JCL EASYTRIEVE CICS SQL JAVA PLX
Software Supported: TRYSN (Deposits, Savings, CD/IRA) Alltel IMPACS/Savings Vector4 ACAPS CSF
Knowledge of: ACH/PEP, MAXTEC, Escheatment, GL /AR/AP, CIF, CSF, OFAC, BANKPRO, ACLS
Tools IBM JCL Utilities, ENDEVOR, CA7, FILEAID, PANVALET, JIRA, MURAL, SMP/E
PROFESSIONAL EXPERIENCE
AAA Application Developer
Coppell, Texas
November 2023 – Current
Insurance Billings application support, Mainframe JCL, Cobol, DB2, Spufi, ISPW.
Jira, Confluence
z/OS Mainframe SITE RELIABILITY ENG/ DFSMS-HSM Software Dev (Mainframe) – Remote IBM, Austin, TX
Jun 2021 – May 2023
Automated the testing of APARs for regression testing for 2.3, 2.4 and 2.5. In addition, testing for new DFHSM 3.1 release using Galasa, Eclipse, Java (test case execution and virtual initial program loads (IPLs), GitHub, Jira, Mural, zOS, and VMX. Demonstrated continued success as an active contributor within agile environments during front- and back-end programming activities using JCL, Java, and PLX.
Inherited the task of learning a new regression process (requiring in-depth review of notes by the previous Russian team and learning new software, Java, VM environments, REXX, and console commands) and spearheaded the successful beginning of regression testing for a new release within the first six months of tenure.
Earned recognition from managers and coworkers for advanced abilities regarding knowledge transfer from an external source and the ability to self-teach and outperform expectations after becoming the Site Reliability Engineer for multiple mainframe systems/LPARS (using in-depth application support experience).
Install mainframe CIRATS, PTFs on zOS via TSO/SPF using SMP, SMP/E, and some UNIX commands, working knowledge of CLIST and Parmlib updates as well.
Senior Software/System Architect (Mainframe) – Contract Tucker-Rose & Associates, Austin, TX Feb 2020 -June 2021
Leveraged expertise in DASD, JCL, COBOL, File-Aid on TSO, and multiple LPARs during system support activities. Oversaw the successful completion of IPL for a backups and tape systems (Oracle SL8500, IBM 3500, and TS7770). Utilized JES3, JES2 and zOS 2.3/2.4 during daily activities and long-term projects.
Drove the successful installation of a TS7770 server and the support of DFSMS in learn as you work environment for Austin and Philadelphia Disaster Recovery processes by building a positive relationship with a third-party vendor (based on ability to translate needs into clear goals) and gaining full leadership and guidance over IPL and installation.
Liaised between coworkers and system engineers to ensure a full-scope approach to cross-functional assistance and support and significantly improve the focus on team culture and overall morale.
Responsible for supporting applications storage needs, utilized ISPF, SMP, to instill DFSMS CIRATS, PTFs, CLIST and PARMLIB customizations.
Senior Mainframe Engineer – Remote M&T Bank, Buffalo, NY Sept 2018 -Oct 2019
Identified and resolved the root cause of issues encountered during support and maintenance activities on zOS mainframe using ISPF and TSO for projects on Software Application ACAPS 6.0. Updated and maintained project tracking notes using agile methods and Jira.
Senior Mainframe Engineer Regions Financial Corporation, Birmingham, AL Apr 2015 – Apr 2018
Collaborated with business analysts and project management staff during main support for ACH/PEP, application development, and maintenance activities. Translated requirements into streamlined documentation, flowcharts, and data mapping. Authored code and scripts for gathering and analyzing data for reporting or dashboard usage by the audit team.
Awarded with promotion from Senior Data Analytic Developer due to track record of success.
Macess Technical Consultant Sungard Systems International Inc., Birmingham, AL Aug 2014 - Apr 2015
Translated project plans and requirements during the design and execution of new test cases. Delivered the level of service needed to maximize satisfaction and uptime for a client’s healthcare software.
Senior Business Analyst Consultant – Contractor Iberia Bank, Birmingham, AL Oct 2013 – Feb 2014
Updated and created sources for target mapping documents during data mapping activities. Transformed data into new insights as needed using statistical analysis.
Business Intelligence Analyst/Developer (Mainframe) Regions Financial Corp, Birmingham, AL Jun 2012 – Aug 2013
Assisted multiple departments by building reports against data warehouse databases, creating SQL queries (for validating data, cubes predictive analysis, and data integrity). Equipped junior team members with the training and mentorship needed for success.
Headed the on-time completion of all deadlines during software updates, program customization, and nightly support activities for multiple applications.
Identified and resolved the root cause of emerging or recurring concerns to gain steady improvements in application performance and uptime.
Achieved multiple vertical promotions over a 10+ year tenure due to leadership, data analysis, and collaboration skills.
Systems Eng/Programmer Analyst (Mainframe) Regions Financial Corp, Birmingham, AL Oct 1998 - Jun 2012
Responsible system support and application development while providing training of junior team members various applications.
Application Support, developer, provided 24/7 on-call, maintenance, and application upgrades to system by applying PTF via TSO/ISPF. SDSF, Utilized, JCL, Cobol, CICS, Easytrieve, and VSAM.
Worked with SAS for Mainframe, JES2, OS390
Programmer Analyst (Mainframe) Compass Bank Jun 1998 – Oct 1998
Provided application development and on-call support for Alltel/Systematics Impacts / Savings Time
Ultilized JCL, Cobol, CICS, Easytrieve, File-aid, VSAM, and Syncsort
Programmer Analyst(Mainframe) SouthTrust Bank Jul 1996 – Jun 1998
Responsible for Alltel Savings Support
On-call Support provided for Alltel IMPACS and Savings Time Applications
Ultilized JCL, Cobol, CICS, Easytrieve, File-aid, VSAM, and Syncsort
Programmer Trainee (Mainframe) Wedlo/DBA Lorches Jul 1990 – Jun 1996
Responsible for application support of manufacturing and financial software
On-call Support provided for store cash registers and POS
Ultilized JCL, Cobol, CICS, Easytrieve, File-aid, VSAM, and Syncsort