Mainframe Application Developer-L3
Hybrid in Richardson, TX, US • Posted 13 hours ago • Updated 13 hours ago

iTech US, Inc.
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Job Details
Skills
- Abend-AID
- Assembly Language
- BIND
- CLIST
- COBOL
- Database
- Debugging
- Endevor
- IBM
- IBM DB2
- IBM IMS
- ISPF
- Interfaces
- Inventory
- JCL
- Mainframe
- Management
- Network Design
- Network Layer
- Operations Support Systems
- PL/I
- ProVision
- Reverse Engineering
- Rexx
- SAS
- SDSF
- SQL
- Telecommunications
- Test Suites
- Tier 1
- Tier 2
- Tier 3
- Version Control
- z/OS
Summary
Job title: Mainframe Application Developer-L3
Location: Richardson, TX 75082 OR Baskin Ridge ,NJ ,Tampa FL - Hybrid
Job Description
Mainframe Application Developer (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.
Must Have :
Mainframe - PL/1, C370, Assembler, IMS, DB2, JCL ,DB Developer
Responsibilities
Provide Tier 3 Support for all mainframe OSS applications, including:
• 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
Assist the Tier 2 Support team as needed including:
• Analysing 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
Requirements
• 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
- Dice Id: 80181903
- Position Id: 8856622
- Posted 13 hours ago
Company Info
iTechGRC enables businesses to collect and integrate risk, compliance, audit, and third-party vendor data across the organizational silos to derive actionable business intelligence. We are a part of iTechUS, Inc, which has been there for over 20 years and is a leading business growth solutions provider. The team has transformed over 500 companies in every industry, focusing on performance, reliability, security, flexibility, and cost-efficiency.
We established iTechGRC to provide and implement the next generation of integrated risk management solutions that utilize the latest technology to help you achieve risk and compliance objectives. Guided by the vision of our Chairman and Chief Executive Officer, Kishore Khandavalli, we go beyond standard checklist activities and instead employ a targeted and tailored approach for the unique GRC needs of each customer.


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