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Mainframe Monitor Jobs in Illinois (NOW HIRING)

Deloitte

Senior Mainframe Developer

Chicago, IL · Hybrid

Monitor daily batch jobs and resolve ABENDs within defined SLA timelines. * Assist in unit and ... As an experienced Mainframe Developer , you will have the ability to share new ideas and ...

Infosys

Senior Mainframe Architect

Chicago, IL · On-site

$112K - $146K/yr

... monitor system performance and suggest optimization initiatives in line with business requirements ... Required Skill and Experience • Experience working as a Mainframes Architect on large scale ...

Ensono

Mainframe Security Engineer

Downers Grove, IL

Monitor system security policy and violations/incidents * Perform and review daily, weekly, and ... Other mainframe security products a plus Primary Location City/State: Downers Grove, IL - Finley ...

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Mainframe Monitor information

What is the difference between Mainframe Monitor vs Mainframe Operator?

AspectMainframe MonitorMainframe Operator
CredentialsTypically requires certifications in mainframe systems, such as IBM Certified System AdministratorOften requires basic mainframe operation training, sometimes with certifications
Work EnvironmentMonitoring mainframe systems, analyzing performance, and troubleshooting issuesExecuting daily operational tasks, running batch jobs, and system backups
Employer & Industry UsageUsed in large enterprises, banks, and data centers managing critical mainframe infrastructureCommonly employed in similar environments for routine system operations

The mainframe monitor focuses on overseeing system performance and troubleshooting, while the mainframe operator handles daily operational tasks and job execution. Both roles are essential in maintaining mainframe system efficiency but differ in responsibilities and skill requirements.

Are mainframe jobs in demand?

Mainframe Monitor roles are in demand in industries such as finance, healthcare, and government, where legacy systems remain critical. These jobs require knowledge of mainframe environments, programming languages like COBOL, and tools such as z/OS, with demand driven by the need for system maintenance and modernization efforts.

Can AI replace mainframe?

Mainframe monitors oversee the operation and maintenance of mainframe systems, which are critical for large-scale enterprise computing. While AI can assist with tasks like system monitoring, automation, and troubleshooting, it is unlikely to fully replace the role due to the complexity and reliability requirements of mainframe environments. Human expertise remains essential for managing, configuring, and ensuring the security of mainframe systems.

What are mainframe jobs called?

Mainframe jobs are typically called mainframe system administrators, mainframe operators, or mainframe programmers. These roles involve managing, monitoring, and maintaining mainframe computers, often requiring knowledge of languages like COBOL and tools such as z/OS. Certifications like IBM Certified System Administrator can enhance job prospects.

What is the job description of a mainframe?

A mainframe monitor is responsible for overseeing and managing mainframe computer systems, ensuring their optimal performance, security, and availability. This role involves monitoring system operations, troubleshooting issues, and maintaining system software and hardware, often using specialized tools and requiring knowledge of mainframe environments like z/OS. Strong problem-solving skills and familiarity with mainframe technologies are essential for this position.
What are popular job titles related to Mainframe Monitor jobs in Illinois? For Mainframe Monitor jobs in Illinois, the most frequently searched job titles are:
What job categories do people searching Mainframe Monitor jobs in Illinois look for? The top searched job categories for Mainframe Monitor jobs in Illinois are:
Mainframe Monitor jobs near you
Infographic showing various Mainframe Monitor job openings in Illinois as of July 2026, with employment types broken down into 2% Locum Tenens, 84% Full Time, 2% Part Time, 7% Contract, and 5% Summer. Highlights an 83% Physical, 4% Hybrid, and 13% Remote job distribution.

Mainframe Production Support Developer

Spruce Infotech

Chicago, IL • On-site

$50.50 - $65/hr

Other

Re-posted 13 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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