Mainframe DeveloperTekskills Inc. • Tampa, FL, United States
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Mainframe Developer
Tekskills Inc. • Tampa, FL, United States
[job_card.variable_days_ago]
[job_preview.job_type]
- [job_card.full_time]
[job_card.job_description]Provide code fixes across PL / I, Assembler, COBOL, SAS, REXX, CLIST, and JCL modules Prepare enhancements and minor functional changes Identify and remediate vulnerabilities in mainframe modules or JCL flows Perform analysis of production issues impacting dispatch, inventory, or planning systems Thoroughly test all software changes using approved test suites Successfully build and deploy all software changes through Endevor across multiple regions Debug and resolve abends using Abend-Aid, Fault Analyzer, or system dumps Support DB2 and IMS precompile, bind, and ACBGEN flows as required for code changes Analyzing and responding to end-user or Tier 1 / Tier 2 developer questions and tickets Administering user access to specific batch flows or applications (as necessary) Providing routine system and job stream maintenance Maintaining system interfaces between different subsystems Ensuring that nightly and weekly cycles complete successfully Remediating system overload issues, long-running jobs, or SQL degradation Minimum 10-15 years of hands-on experience supporting applications on IBM z / OS and leading a team of developers Minimum 5–7 years of experience in PL / I or COBOL development Strong experience with JCL, PROCs, REXX, CLIST, ISPF, and SDSF Solid understanding of DB2 static SQL, precompile, bind, package / plan management Experience with IMS (DB + DC), including PSB / DBD / ACB generation flows Prior experience with Endevor or similar mainframe source / version management tools Ability to analyze load modules, compare source-to-load behavior, and reverse-engineer logic when source is unavailable Experience with telecom OSS / Telecom systems Experience with SAS on z / OS (report generation, batch execution) Experience with dump reading tools (Abend-Aid, Fault Analyzer) Experience in a high-availability, 24 / 7 operational environment Experience integrating applications across IMS, DB2, and distributed platforms Familiarity with NDM / Connect : Direct, MQ, SFTP on mainframe
Job Title : Mainframe Developer
Location : Tampa FL (Hybrid)
Duration : 12+ months
Job Description
- Mainframe Application Developer / Solution Architect (L3 Support – Tech lead) Need a highly experienced mainframe developer or solution architect with experience leading a team providing Tier 3 support that includes code enhancements, bug fixes, remediation of vulnerabilities, and platform upgrades (z / OS, DB2, IMS, SAS, and Endevor-related tasks).
- The developer should be able to support Tier 1 and Tier 2 teams who manage daily operations and ensure the system remains stable, available, and functioning 24 / 7.
- This role supports multiple integrated network planning and work administration systems used to plan, provision, dispatch, inventory, and maintain telecom networks. Knowledge of PL / I or Assembler, JCL, REXX, SAS, DB2, IMS, and mainframe compilation flows is required.
Responsibilities
Provide Tier 3 Support for all mainframe OSS applications, including :
Assist the Tier 2 Support team as needed including :
Requirements
Nice to Have
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