IT Architect Resume

PROFESSIONAL EXPERIENCE

Confidential

IT Architect

Responsibilities:

Plan and implement RACF security on CA/Datacom. This included a lockdown of all production data and role based security for utilities and query tools.
Implemented RACF based CA/Dataquery dynamic user setup eliminating cumbersome user setups for DBA team.
Created ISPF - based RACF user creation tool. This tool consolidated around a dozen setup JCLs run by system programmers and eliminated huge amounts of manual labor, allowing security setups to be transitioned from z/OS team to security team. A new password reset option was introduced for operations to directly e-mail users new temporary passwords.
Web enabled several CICS transactions via SOAP Web Services. Created demo HTML web page to invoke services as a pattern for future development.
Web enabled a CICS dashboard transaction via JSON services, make data available on mobile device app.
Resolved chronic CICS SOS condition by isolating problem below line storage transaction in its own region.
Implemented CA/Sysview monitoring and alerts handling or quickly detecting issues which had previously caused outages.
Implemented DevOps type development environment with ability to create test clones of production CICS regions in less than a minute, self-service creation of CA/Datacom DBs which can then be loaded with data and ISPF tools to manage VSAM and Datacom data and manage Datacom tables.
Built ISPF tools to automate DBA routine functions and analyze and resolve common Datacom and CICS issues.
Installed and configured CA/Endevor.
Provided rotating 24/7 on-call support.

Confidential

Director CICS, Network & Print

Responsibilities:

“Working” role maintaining primary technical support duties until outsource.
Debugged periodic AICA abend problem by finding improper threadsafe configuration.
Diagnosed long standing, high profile system hangs in multi-platform CICS socket application. Found issue was CPU related and worked with developer to change FEPI activity to traditional MRO.
Set priorities, task assignments and mentored of team members. Focus on knowledge transfer and mentoring in CICS, MQ, and z/OS skills.
Developed and maintained yearly department budget.
Planned and managed annual projects. Assumed project manager role to coordinate with development groups, contract labor, and offshore resources.
Blueprinted architecture modernization. Heavy emphasis on product consolidation, modernization, and cost savings. A primary focus was DevOps/Cloud architecture and related consolidation opportunities.
Focused on product replacement projects targeting $1.5 million annual savings.
Led project to consolidate 2 separate installations of CA/Endevor into one new, standardized instance.
Led project to encrypt all 3270 and FTP traffic.

Senior Systems Programmer

Confidential

Responsibilities:

Project lead on migration from CICS 4.2 to 5.2 and MQ 7.1 to MQ V8, with one junior level team member assisting. Project included installation of CICS and MQ software, coordination of testing and migration, and updates or customization of OEM products such as CA/DADS, Mackinney MLI, Unicom products, and modification of several assembler user exits.
Created performance monitor reports using CA/Sysview and custom REXX which are generated daily and weekly.
Installed CICS Web Service Provider support with HTTP basic authentication and created proof of concept for managing Web Service resources with CA/Endevor.
Customized exit to provide HTTPS support for Web Service Requester. Leveraged existing home frown security and encryption apps to base security on generic URI names and encrypt stored remote server passwords.
Debugged performance issues in core apps using IPCS, SMF 110 records, CA/Sysview and created reports on common issues.
Enhanced CICSPlex environment, preparing for future growth and enhanced alerting/monitoring functions. Implemented dynamic transaction routing via CPSM to load balance heavy-use transactions.
Set CPSM alerts to e-mail tickets, narrowing response to critical, known system down condition from thirty plus minutes to less than three.
Implemented a security-policy-compliant method of internal SSL communication with mainframe CICS Web Services via the F5 Big-IP application.
Provided rotating 24/7 on-call support.

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