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Weekend Mainframe Jobs in El Segundo, CA (NOW HIRING)

Kaiser Permanente

ER Assistant

Los Angeles, CA · On-site

... mainframe computer system (or will train). Preferred Qualifications: * Competency performing 12 lead EKG. * Knowledge of sterile technique. * Bilingual preferred. Notes: * Every other weekend (Sat ...

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Weekend Mainframe information

See El Segundo, CA salary details

$10

$56

$77

How much do weekend mainframe jobs pay per hour?

As of Aug 18, 2026, the average hourly pay for weekend mainframe in El Segundo, CA is $56.86, according to ZipRecruiter salary data. Most workers in this role earn between $50.19 and $64.52 per hour, depending on experience, location, and employer.

What is a weekend mainframe?

Weekend Mainframe jobs involve managing, monitoring, and maintaining mainframe computer systems during weekend shifts. These roles ensure that large-scale computer operations, such as data processing, batch jobs, and system backups, run smoothly when regular staff may be off-duty. Employees in these positions typically troubleshoot issues, perform routine maintenance, and respond to system alerts to minimize downtime. Weekend Mainframe professionals are essential for organizations that require 24/7 uptime and reliability for their critical IT infrastructure.

What are some unique challenges of working as a weekend mainframe operator?

As a Weekend Mainframe Operator, you'll often work independently or with a smaller team compared to weekday shifts, which can mean taking on greater responsibility for monitoring and troubleshooting systems. Weekend shifts may require handling scheduled maintenance or updates and responding promptly to incidents, sometimes with limited immediate support from other departments. Strong problem-solving skills and the ability to follow detailed procedures are essential, as issues can arise outside of standard business hours. This role offers a valuable opportunity to develop autonomy and expertise in mainframe operations, which can lead to advancement into senior or weekday positions.

What are the key skills and qualifications needed to thrive as a weekend mainframe operator, and why are they important?

To thrive as a Weekend Mainframe Operator, you need a solid understanding of mainframe systems, batch processing, and job scheduling, typically supported by experience with z/OS or similar platforms. Familiarity with tools like IBM JCL, TSO/ISPF, monitoring software, and sometimes certifications like IBM Certified System Programmer are commonly required. Strong problem-solving skills, attention to detail, and effective communication help operators respond quickly to system alerts and coordinate with technical teams. These skills ensure reliable system uptime and efficient issue resolution during critical off-peak hours.

What is the difference between Weekend Mainframe vs Weekend Data Analyst?

AspectWeekend MainframeWeekend Data Analyst
Required CredentialsMainframe certifications, IT degreesData analysis certifications, degrees in statistics or IT
Work EnvironmentData centers, IT departments, server roomsOffice settings, data offices, client sites
Employer & Industry UsageFinancial institutions, government agencies, large corporationsMarketing firms, healthcare, retail companies
Common Search & ComparisonOften compared for technical skills and shift workCompared for data handling and analytical tasks

Weekend Mainframe professionals focus on maintaining and operating mainframe systems, often requiring specialized certifications and working in data centers. Weekend Data Analysts analyze data sets to support business decisions, typically working in office environments. While both roles may work on weekends, they differ in technical focus, environment, and industry applications.

Are weekend mainframe jobs in demand?

Weekend mainframe jobs are in steady demand in industries that rely on legacy systems, such as finance and government. These roles often require skills in COBOL, JCL, and mainframe management, and may be available for part-time or weekend shifts to support system maintenance and updates.

What job categories do people searching Weekend Mainframe jobs in El Segundo, CA look for?

The top searched job categories for Weekend Mainframe jobs in El Segundo, CA are:

What cities near El Segundo, CA are hiring for Weekend Mainframe jobs?

Cities near El Segundo, CA with the most Weekend Mainframe job openings:

Weekend Mainframe jobs near you

IBM Mainframe Z/OS Systems Programmer

West Advanced Technologies (WATI)

Downey, CA • On-site

$56.75 - $72.25/hr

Full-time

Re-posted 16 days ago

Job description

IBM Mainframe Z/OS Systems Programmer
Downey, CA
12 months
Required Skills:
The Consultant must meet all of the following minimum qualifications:
Five (5) years of experience in the last seven (7) years as a systems programmer using IBM's ServerPac/SHOPz/SMPe for installing, configuring, and updating the z/OS operating system and other system level software products on IBM Mainframe hardware in a Parallel Sysplex environment.
Five (5) years of experience in the last seven (7) years as a systems programmer developing IBM zSeries Coupling Facility structure definition and operation support to move structures for machine outages.
Five (5) years of experience in the last seven (7) years as a systems programmer working with IBM's z/OS Unix Systems Services (USS).
Five (5) years of experience in the last seven (7) years as a systems programmer defining hardware Input/Output configurations and IODEF using IBM's Hardware Configuration Definition (HCD) facility.
Five (5) years of experience in the last seven (7) years as a systems programmer configuring IBM Enterprise Server LPARs and System Time Protocol (STP) using IBM's Hardware Management Console (HMC).
Responsibilities:
The Consultant shall perform all of the following:
Install/Upgrade z/OS 2.3 to 2.4 using SMP/E and SHOPz.
Modify HCD/IODEF changes to support Z12BC to Z15 hardware upgrade.
Upgrade Z/OS third party tools to support Z/OS 2.4.
Setup and configure FTP to FTPS conversion changes on Z/OS end.
Define and maintain Sysplex, Coupling Facilities, HMC (Processor Interface), OSA (Networking Interface), ICC (Integrated Console Controller), FICON (Fiber connectivity to peripheral devices).
Implement IBM zSeries Coupling Facility structure definition and operation support to move structures for machine outages, FICON switch configuration and definition in HCD, Server Time Protocol (STP) configuration and operation.
Work on IBM's ISPF, JCL, SDSF, CLISTs, REXX execs, and TSO/E command processors to assist in the customization and usability of z/OS and program products.
Document all technical work, enhance existing documentation, and maintain all documentation in the Section's documentation repository.
Provide technical assistance to customers and Operations Division.
Provide z/OS troubleshooting, problem resolution and 24 x 7 x 365 on-call after hours and weekend support.
Regards
Naresh Damagalla
West Advanced Technologies, Inc
E: naresh.d@wati.com

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