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Mainframe Support Jobs in Chicago, IL (NOW HIRING)

Infosys Limited

Senior Mainframe Architect

Chicago, IL · On-site

$112.72 - $146.54/hr

Technology|Mainframe Technologies|Mainframe Technologies- ALL Technical Skills 2 Technology ... Resolve complex technical challenges during build, deployment, and support phases while promoting ...

Kanak Elite Services Inc

Mainframe Developer

Chicago, IL · On-site

$50.50 - $65/hr

Role: Mainframe Developer (12+ YEARS) Location: Chicago, IL * Required Years of Experience: At ... who can do operational support) * Skills in DB2 is a bonus but not required SPECIAL NOTES:

Broadcom

Sr Mainframe Technical Consultant

Lisle, IL · On-site

SYSVIEW, OPS/MVS, NetMaster, Mainframe Application Tuner, etc., that is, a specialist of the ... Demonstrate mastery with Broadcom's internal processes, systems and support structure Professional ...

Infosys

Senior Mainframe Architect

Chicago, IL · On-site

$112K - $146K/yr

... and support phases while promoting reusable frameworks and artifacts • Provide specialized ... Required Skill and Experience • Experience working as a Mainframes Architect on large scale ...

Capgemini

Mainframe Developer

Chicago, IL · On-site

$90K - $96K/yr

Design/Develop/Support Health Applications using Mainframe technologies * Should have experience of both development and production support * Hands on SAS, REXX, JCL, Sort * Debug using IDB IDZ

United Airlines

Mainframe Developer

Chicago, IL

$90K - $96K/yr

Design/Develop/Support Health Applications using Mainframe technologies * Should have experience of both development and production support * Hands on SAS, REXX, JCL, Sort * Debug using IDB IDZ

Broadcom

Support Engineer - Mainframe

Lisle, IL · On-site

This position is responsible for providing mainframe technical support for the Endevor/Zowe products. This support includes handling complexquestions/problemsfor product suites to ensure our ...

Huntington

Site Reliability Engineer

Chicago, IL · On-site

$58.75 - $78/hr

Support Mainframe technologies including z/OS, MVS, CICS, MQ, DB2, COBOL, JCL, TSO/ISPF, Easytrieve, IBM Utilities, SORT, FileAid, Xpediter, ChangeMan, AbendAid, and related tools. * Monitor and ...

Ensono

Mainframe Security Engineer

Downers Grove, IL

All three security products, ACF2, Top Secret and RACF are utilized for supporting mainframe system access. In addition, they will review security policies, procedures, standards, baselines and may ...

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All JobsMainframe Support JobsMainframe Support Jobs in Chicago, IL

Mainframe Support information

See Chicago, IL salary details

$10

$55

$74

How much do mainframe support jobs pay per hour?

As of Aug 26, 2026, the average hourly pay for mainframe support in Chicago, IL is $55.03, according to ZipRecruiter salary data. Most workers in this role earn between $48.56 and $62.45 per hour, depending on experience, location, and employer.

What is a mainframe support?

A Mainframe Support job involves maintaining, troubleshooting, and optimizing mainframe systems to ensure smooth operations. Responsibilities typically include monitoring system performance, resolving technical issues, applying software updates, and ensuring data security. Mainframe Support professionals work with legacy systems, batch processing, and various programming languages like COBOL or JCL. Their role is critical in industries like banking, healthcare, and government, where mainframes handle large-scale transactions and data processing.

What are the typical daily responsibilities of a mainframe support?

Mainframe Support professionals typically monitor system performance, respond to incidents or service requests, and perform routine maintenance to ensure mainframe systems run smoothly. Their day may include troubleshooting job failures, updating software or system configurations, and working with application teams to resolve integration or data transfer issues. They often participate in on-call rotations and collaborate closely with other IT teams, such as network or security specialists. These responsibilities are essential to minimize downtime and maintain uninterrupted business operations.

What are the key skills and qualifications needed to thrive in mainframe support, and why are they important?

To thrive as a Mainframe Support professional, you need a solid understanding of mainframe operating systems (such as z/OS), basic programming skills, and troubleshooting abilities, typically supported by a degree in computer science or equivalent experience. Proficiency with tools like IBM ISPF, SDSF, JCL, and familiarity with monitoring and batch processing tools, as well as certifications like IBM Certified System Administrator, are often expected. Strong analytical thinking, communication, and teamwork skills are crucial for effectively addressing technical issues and collaborating with cross-functional teams. These abilities ensure prompt issue resolution and maintain the stability and reliability of critical business systems.

Is mainframe support still in demand?

Mainframe support professionals are still in demand due to the continued reliance of large organizations on mainframe systems for critical operations. Skills in COBOL, JCL, and mainframe troubleshooting remain valuable, especially in finance, government, and insurance sectors where legacy systems are prevalent.

What are popular job titles related to Mainframe Support jobs in Chicago, IL?

For Mainframe Support jobs in Chicago, IL, the most frequently searched job titles are:

What job categories do people searching Mainframe Support jobs in Chicago, IL look for?

The top searched job categories for Mainframe Support jobs in Chicago, IL are:

Mainframe Support jobs near you
Infographic showing various Mainframe Support job openings in Chicago, IL as of August 2026, with employment types broken down into 1% As Needed, 73% Full Time, 21% Part Time, and 5% Contract. Highlights an 91% Physical, 2% Hybrid, and 7% Remote job distribution, with an average salary of $114,373 per year, or $55 per hour.

Mainframe Production Support Developer

Spruce Infotech

Chicago, IL • On-site

$50.50 - $65/hr

Other

Re-posted 8 days ago

Job description

Job Description
We are looking for a Mainframe Production Support Developer with strong experience in Mainframe technologies and application support. The ideal candidate will be responsible for monitoring production environments, troubleshooting issues, and ensuring the stability of critical banking applications.
Required Skills
  • Mainframe
  • CICS
  • DB2 and/or Oracle Database
  • Unix/Linux
  • IBM DataStage
  • COBOL
  • JCL
  • Production Support

Key Responsibilities
  • Monitor production jobs, batch processes, and system alerts on a daily basis.
  • Investigate production incidents and perform root cause analysis.
  • Debug application issues and resolve minor defects and production problems.
  • Work proactively to stabilize production environments and improve application reliability.
  • Participate in SWAT calls and provide timely resolution for critical production issues.
  • Support multiple applications across the production landscape.
  • Coordinate with development, infrastructure, and business teams to resolve incidents.
  • Perform impact analysis and document issue resolutions.
  • Ensure compliance with SLA requirements and operational procedures.
  • Participate in weekend on-call support rotations and provide after-hours support when required.

Qualifications
  • 5+ years of experience in Mainframe Development and Production Support.
  • Strong troubleshooting and debugging skills.
  • Experience working with DB2/Oracle databases and Unix environments.
  • Hands-on experience with DataStage.
  • Excellent communication and problem-solving abilities.
  • Banking or Financial Services experience is a plus.

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