Quantam ยท 1 day ago
Senior Mainframe Systems Consultant
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DeliveryInformation Technology
H1B Sponsor Likely
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Responsibilities
Act as the main point of contact between:
The outsourced mainframe provider and internal teams.
Internal development teams and external agencies for system troubleshooting.
Software and hardware vendors to coordinate upgrades, maintenance, and technical support.
Facilitate technical discussions between vendors and internal development teams, ensuring alignment on solutions and implementations.
Communicate and coordinate mainframe system outages and changes, including updates to relevant stakeholders.
Monitor z/OS system performance, identify root causes of performance issues, and recommend resolutions.
Evaluate existing mainframe processes and tools to identify areas for improvement, deprecate unused systems, and recommend future technologies.
Collaborate with vendors to optimize workload management (WLM) and storage devices.
Assist in diagnosing and resolving system user exit and subsystem issues.
Provide recommendations on best practices for JCL and other mainframe processes.
Develop and support mainframe processes, including coding in Assembler, REXX, JCL, CLIST, and COBOL.
Debug and optimize COBOL programs using tools such as Xpeditor and Abend-Aid.
Provide guidance and support on database management, addressing common issues like runaway transactions, performance bottlenecks, and database stability.
Work with the vendor to manage and monitor storage usage and optimize storage solutions.
Redesign outdated processes and establish best practices for JCL, SMP/E concepts, and system performance monitoring.
Recommend improvements to workload distribution and LPAR management based on operational needs and vendor interactions.
Maintain up-to-date documentation on mainframe processes, tools, and procedures.
Qualification
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Required
At least 5 years of experience in an IBM z/OS mainframe environment.
Minimum 2 years of experience supporting system programmers and administrators.
Proficiency with z/OS technologies, including COBOL, Assembler, REXX, JCL, CLIST, and user exit coding.
Strong understanding of mainframe components such as CICS, IMS DB/DC, DB2, RACF, VTAM, TCP/IP, SMP/E, and storage management.
Working knowledge of OMVS and its components.
Proven ability to interact with vendors, developers, and cross-functional teams.
Strong written and verbal communication skills for technical documentation and stakeholder updates.
Ability to diagnose and resolve performance issues, storage inefficiencies, and database problems.
Preferred
Experience with z/OS integrations and modernized solutions.
Hands-on expertise with debugging tools such as Xpeditor and Abend-Aid.
Familiarity with workload management tools like WLM and best practices for LPAR optimization.
Conceptual understanding of RACF security management and SMP/E processes.
Demonstrated ability to develop and implement best practices in mainframe operations.
Benefits
Health benefits
Paid time off
401(k) plan
Company
Quantam
Quantam is The Public Sector Company.
H1B Sponsorship
Quantam 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
2023 (12)
2022 (2)
2021 (3)
2020 (1)
Funding
Current Stage
Late StageCompany data provided by crunchbase