ClifyX · 3 days ago
Mainframe Application/Solution Architect
Richardson, TX
Contract
Hybrid
Senior Level, Lead/Staff
10+ years expClifyX is seeking a highly experienced Mainframe Application Developer/Solution Architect to lead a team providing Tier 3 support. The role involves code enhancements, bug fixes, and ensuring system stability for telecom network applications.
Business Information SystemsProfessional ServicesRecruitingStaffing Agency
Hiring Manager
Vishal Swami
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:
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
Qualification
Required
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
Preferred
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
Experience with ZLinux or z/OS UNIX System Services
Company
ClifyX
ClifyX provides innovative business solutions which satisfy requirements for mission-critical reliability, scalability, interoperations.
501-1000 employees
H1B Sponsorship
ClifyX has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (1)
2024 (5)
2023 (2)
2022 (1)
Funding
Current Stage
Late StageLeadership Team
Anil Thakur
CEO
Glenn Gilmore
Senior Managing Partner and Executive Coach
Company data provided by crunchbase