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Weekend Z Os Mainframe Systems Programmer Jobs in Chicago, IL

Mainframe Developer

Chicago, IL · On-site

$50.50 - $65/hr

Mainframe Developer Location: Atlanta, GA / Vienna, VA / Chicago, IL - First Preference Position ... Provide expert-level technical support for FIS Core Banking Systems , including RM, GN, IM, AM, and ...

Java Architect

Naperville, IL · On-site

$63 - $85/hr

... mainframe/java systems • Ability to define client requirements, inputs/outputs of APIs, and utilization of Kafka • Ability to communicate effectively with senior Java developers and lead them in ...

Mainframe Specialist

Chicago, IL · On-site

$70K - $196K/yr

Evaluate legacy systems and propose actionable modernization strategies-covering rehosting ... Partner with cross-functional teams-architects, developers, QA, and business analysts-to gather ...

Cobol Developer

Chicago, IL · On-site

$90 - $119/hr

... mainframe systems for Data Lake consumption and support the broader CPS modernization and cloud ... engineering, all fueled by its market leading capabilities in AI, generative AI, cloud and data ...

RACF Mainframe Security Engineer

Chicago, IL · On-site +1

$70K - $140K/yr

The RACF Mainframe Security Engineer is accountable for delivery and implementation of IAM ... engineering team and associated systems. * Responsible for developing and maintaining ...

Cobol Developer

Chicago, IL · On-site

$90K - $118K/yr

... mainframe systems for Data Lake consumption and support the broader CPS modernization and cloud ... engineering, all fueled by its market leading capabilities in AI, generative AI, cloud and data ...

Sr. Windows OS Software Engineer

Skokie, IL · On-site

$117K - $154K/yr

Hello, We're hiring a Sr. Windows OS Software Engineer to work on low-level Windows OS ... System internals and Windows kernel/module • development • Designs software and author code ...

Cobol Developer

Chicago, IL · On-site

$90K - $118K/yr

... mainframe systems for Data Lake consumption and support the broader CPS modernization and cloud ... engineering, all fueled by its market leading capabilities in AI, generative AI, cloud and data ...

Systems Engineer

Schaumburg, IL · On-site

$85 - $115/hr

Working hours are Monday-Friday with occasional evenings and weekends.' ROLES + RESPONSIBILIES ... Broad knowledge of Windows Desktop OS & MS Office Suites * Experience with network security, anti ...

Showing results 41-60

Weekend Z Os Mainframe Systems Programmer information

See Chicago, IL salary details

$10

$59

$80

How much do weekend z os mainframe systems programmer jobs pay per hour?

As of Sep 6, 2026, the average hourly pay for weekend z os mainframe systems programmer in Chicago, IL is $59.93, according to ZipRecruiter salary data. Most workers in this role earn between $54.47 and $69.33 per hour, depending on experience, location, and employer.

What are the most commonly searched types of Z Os Mainframe Systems Programmer jobs in Chicago, IL?

The most popular types of Z Os Mainframe Systems Programmer jobs in Chicago, IL are:

Infographic showing various Weekend Z Os Mainframe Systems Programmer job openings in Chicago, IL as of August 2026, with employment types broken down into 60% Full Time, 11% Part Time, 6% Temporary, 17% Contract, and 6% Nights. Highlights an 100% In-person job distribution, with an average salary of $124,654 per year, or $59.9 per hour.

Sr Mainframe PL/1 developer - Full time perm job

E*Pro, Inc.

Westchester, IL

Full-time

Re-posted 17 days ago


Job description

Company Description

E*Pro Consulting service offerings include contingent Staff Augmentation of IT professionals, Permanent Recruiting and Temp-to-Hire. In addition, our industry expertise and knowledge within financial services, Insurance, Telecom, Manufacturing, Technology, Media and Entertainment, Pharmaceutical, Health Care and service industries ensures our services are customized to meet specific needs. For more details please visit our website www.epro-tech.com.

Job Description

Roles & Responsibilities
    Perform Production Support and enhancements on IBM mainframe based systems
    Effectively liaise with customer to understand mainframe systems and document the same
    Provide training on PL/1 and IDMS/ADSO

Qualifications

Relevant Experience - 7+yrs
Technical/Functional Skills - Mainframe PL/1, COBOL, IDMS/ADSO, VSAM, DB2
Experience Required
    Proficient in Pl/I coding and debugging programs. (Must have skill)
    Good knowledge on IDMS/ADSO (Must have skill)
    Experience in doing Production Support (Must have skill)
    Experience in working for Insurance clients (Must have requirement)
    Prior experience in working on core policy administration systems or agency management systems will be an added advantage

Additional Information
All your information will be kept confidential according to EEO guidelines.