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Overnight Mainframe Batch Operations Jobs in California

Senior Mainframe COBOL Developer

Los Angeles, CA · On-site

$52.75 - $68/hr

Candidates should be comfortable supporting scheduled batch operations as needed. Required Qualifications * 10+ years of COBOL development experience on IBM Mainframe. * Strong hands-on experience ...

Sr. Mainframe Developer

Newport Beach, CA · On-site

$52.75 - $67.75/hr

... operational changes, and resolve incidents while contributing to problem identification and root ... • Set up batch reports to extract info • Set up batch control cards to update info • ...

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Overnight Mainframe Batch Operations information

What is the difference between Overnight Mainframe Batch Operations vs Night Shift Data Entry Clerks?

AspectOvernight Mainframe Batch OperationsNight Shift Data Entry Clerks
CredentialsIT certifications, mainframe trainingBasic computer skills, data entry experience
Work EnvironmentData centers, server rooms, IT departmentsOffices, administrative settings
Industry UsageBanking, finance, large corporationsHealthcare, retail, small businesses
Job FocusProcessing large data batches on mainframes overnightEntering data into systems during night hours

Overnight Mainframe Batch Operations involve managing large-scale data processing on mainframes during overnight shifts, requiring technical skills and IT certifications. Night Shift Data Entry Clerks focus on manual data input tasks during night hours, often with basic computer skills. While both roles operate during night shifts, they differ significantly in technical complexity and work environment.

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Infographic showing various Overnight Mainframe Batch Operations job openings in California as of June 2026, with employment types broken down into 75% Full Time, and 25% Contract. Highlights an 75% In-person, and 25% Remote job distribution.

Senior Mainframe Software Engineer - Auto Finance Systems SR-2026

Techlink Systems

Torrance, CA • On-site

$60 - $65/hr

Contractor

Medical, Dental, Vision, Retirement, PTO

Posted 14 hours ago

Posted today

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Job description

Job Title: Senior Mainframe Developer & Production Support Specialist (Auto Finance)

Location: Torrance, CA

Job Type: 1 Year Contract (Possible Extension/Conversion)



About the Role

We are looking for an experienced Senior Mainframe Developer & Production Support Specialist with deep domain expertise in Automotive Finance. In this role, you will lead application development, perform system enhancements, and drive production support operations for large-scale financial applications.

You will be instrumental in optimizing overnight batch windows, resolving complex online and batch abends, and ensuring the seamless delivery of high-volume financial transactions across the auto lending lifecycle.


Key Responsibilities

  • Application Development & Enhancements: Design, code, unit test, and implement robust mainframe solutions using COBOL, CICS, DB2, JCL, and MQ.
  • Production Support & Abend Resolution: Research and troubleshoot complex mainframe online and batch abends, performing root-cause analysis and delivering permanent fixes.
  • Batch Performance Tuning: Analyze daily and monthly batch jobs to optimize execution times, eliminate bottlenecks, and shorten the critical path window.
  • System & Impact Analysis: Conduct end-to-end impact analysis across interfacing applications and platforms for new business requirements and project releases.
  • Technical Documentation: Prepare clear, comprehensive documentation for system designs, technical specifications, test plans, and work estimates.
  • On-Call Operations: Participate in an off-hours on-call rotation to support critical production batch processes.


Required Qualifications & Technical Skills

  • Core Technical Stack: Hands-on experience with IBM Mainframe technologies- COBOL, CICS, DB2, JCL, and IBM MQ.
  • Domain Expertise: Solid business knowledge of Automotive Finance and Financial Services servicing, including:
    • Payment Processing & Taxes
    • Customer Service Operations
    • End of Term, Extensions, and Lease Management
    • Collections, Delinquency Tracking, Repossession, Charge-Offs, and Recovery
    • Bankruptcy Processing and Accounting
  • Batch & Support: Proven track record in mainframe batch monitoring, performance tuning, and production issue resolution.
  • Testing & QA: Expertise in unit testing, integration testing, and writing test scripts/scenarios.


Preferred / Nice-to-Have

  • Hands-on experience with the FIS Systematics banking/lending core platform.


If you have the required skillset, apply as soon as possible.

To know more about us visit- https://www.techlinksystems.com/


Company Description

TechLink Systems is a national provider of staffing services with offices all over the USA as well as development and support centers globally. We are a MBE (NMSDC), WBE (WBENC), and WOSB certified minority business that has been awarded 2017 TAPFIN Premier Partner, 2016 Manpower Excellence Award, 2016 TAPFIN Elite Partner, are a Known Tier Supplier for Agile 1, and have been ranked as a Top Women and Minority Owned Company since 2004 by several businesses including Philadelphia Business Journal, Diversity Business, Inc 5000, Inc 500, San Francisco Business Times, Diversity2000, and Los Angeles Business Journal.

We serve the contract staffing, direct hire, staff augmentation, recruitment, HR management, and project outsourcing needs of clients nationwide. Striving to create personal relationships with clients, TechLink Systems becomes a virtual extension of clients’ own in-house capabilities to help achieve new levels of growth, productivity, and competitiveness.