We provide IT Staff Augmentation Services!

Operation Support For Mainframe Applications - L1 Support Resume

New, YorK


  • 13+ years of IT experience in z/OS Mainframe TSO environments developing in Cobol, JCL, DB2, SORT, Easytrieve, CICS, VSAM, Ctrl - M, JCL utilities, and ESP in Mainframe Platform.
  • 5 years of experience as a Mainframe Developer of Cobol, JCL, DB2, SORT, Easytrieve, ChangeMan, Endeavor and basic UNIX.
  • 8+ years of experience as a Mainframe Production support analyst, in charge of batch and on- line processes using JCL, SORT, CICS, JCL utilities, Cobol and DB2.Working with service oriented software to handle tickets and incidents management for support requirements. In some projects using Service Now and basic IDMS and IMS.
  • Database skills using DB2, QMF, Spufi, VSAM, MySQL.
  • 5+ years of experience as team leader/project manager
  • Daily reporting of test status to teh management for each release. On-boarding/off-boarding activities. Coordination of quality assurance activities, Milestones, Metric reports, delivery trackers. Identify and manage risks. Make sure dat all employees had all wat was needed to achieve their tasks, like software, accesses, and skills.
  • Working Experience in: Banking service systems (collections, Credit cards and Loans). Financial service systems (Stock calculation and insurance policies). Retail (Merchandizing, pricing, contracts).
  • 3+ years using Agile and Scrum methodology with iterative software development.
  • Quick learner and adaptable to new technologies in short time.
  • Problem solving skills and service oriented.
  • Quickly at building strong working relationships with co-workers and management.
  • Good analytical and communication skills and ability to work independently with minimal supervision and also a great team player.
  • Quality oriented using CMMi.


Language: Cobol, SORT, JCL, Easytrieve, CICS.

Development tools: TSO, ISPF

Database Technologies: DB2, Spufi, VSAM, MySQL, basic IDMS and IMS

Operating Systems: zOS, Windows XP,7, 8.

Version Control: ChangeMan, Endeavor

Methodologies: Scrum, Agile, CMMi


Confidential - New York

Operation Support for Mainframe applications - L1 Support


  • Schedule and monitoring of jobs
  • L1 support for mainframe jobs, run, restart, reschedule, holding, release, run emergency jobs to fix problems
  • Notify technical experts on abended jobs and follow instructions to fix problems.
  • Modify jobs as instructed by technical experts.
  • Monitor consoles to identify issues and notify teh concerning areas.

Environment: ESP (Enterprise Scheduler Portal), Service Now, Rumba, Topaz, BMC(BPPM)


Migration from Legacy systems to JDA.


  • Analyze current situation processes
  • Mapping of to be processes
  • Analyze and execute queries to extract information from Mainframe
  • Verify expected results and do necessary corrections.
  • Execute quality reviews and analyze risks in teh project
  • Follow Agile methodology during all teh project

Environment: COBOL, DB2, JCL, SQL, UNIX


L1 and L2 support for applications of teh bank.


  • Coordinate a cluster team for L1 and L2 support
  • Reporting of teh status of incidents to teh client (Service now)
  • Follow up of teh metrics of teh team in order to make decisions.
  • Help teh L1 team to solve mainframe issues when teh workload was high
  • Analyze risks and their mitigation in teh project
  • Work on teh invoicing and budget of teh project.

Environment: COBOL, DB2, JCL, CMMi, Service now.


Maintenance and support of a Securities system.


  • Research of incidences reported by teh users.
  • Provide reports requested for one of teh super users.
  • Add new functionalities into teh system
  • Modify existing functionality when it was requested by teh super user
  • Create and execute queries to extract information needed by teh users.
  • Refresh data in teh DB2 tables of teh system so team members could execute their tests.
  • Do testing according to project lead needs.
  • Document changes done and system functionality



Software factory coordinator


  • Assignment of task to teh team. Track of teh tasks.
  • Reporting status to teh client.
  • Coordination of task between Mexico and India team
  • Helping in technical questions to teh team.
  • Clarify questions between developers and teh Design area.
  • Negotiation with teh client on dates and priority of tasks

Environment: COBOL, DB2, CICS, IMS, JCL


Mainframe analyst


  • Analyze new requirements and provide solutions
  • Get client sign off to implement changes
  • Unit and UAT testing
  • Implement changes
  • Solve issues and answer questions from teh users.
  • Provide support on issues during teh batch processes


Hire Now