1

Computer Operator Mainframe Jobs in Chicago, IL (NOW HIRING)

About the job you're considering Capgemini is seeking Senior Legacy Modernization (Mainframe ... Bachelor's degree in Business, Computer Engineering, or related field (advanced degree preferred ...

Java/J2EE Architect

Chicago, IL

$65 - $87.50/hr

... and virtual operating systems, and between mainframe application systems and various IBM and ... in computer science or directly related fields, supplemented by five years of professional ...

... mainframe Operating Systems Good time/project management skills Good attention to detail Good problem solving skills Education and Experience Bachelors degree in Computer Science Additional ...

Develops procedures and operating instructions, and successfully moves programs into production ... Bachelor's degree in Computer Science or Business Administration or equivalent training or work ...

Inventory control clerk A

North Chicago, IL · On-site

$16.25 - $19.75/hr

Can work with complex computer applications and resource materials. * Can use multiple operating environments (Windows, DOS, Mainframe). * Must have proven skills in the following PC software ...

... mainframe, mid-range, distributed system and network environments. Assists internal audit ... Serves as the enterprise focal point for computer security incident response planning, execution ...

next page

Showing results 1-20

Computer Operator Mainframe information

See Chicago, IL salary details

$14

$25

$38

How much do computer operator mainframe jobs pay per hour?

As of Jun 19, 2026, the average hourly pay for computer operator mainframe in Chicago, IL is $25.11, according to ZipRecruiter salary data. Most workers in this role earn between $19.57 and $28.22 per hour, depending on experience, location, and employer.

What is a Computer Operator Mainframe job?

A Computer Operator Mainframe is responsible for monitoring, managing, and troubleshooting mainframe computer systems. They ensure that batch jobs run correctly, system backups are performed, and any errors or failures are addressed promptly. Operators use specialized software and tools to oversee system performance and maintain uptime. This role often requires working in shifts to provide 24/7 operational support. Strong attention to detail and problem-solving skills are essential in this position.

What are the key skills and qualifications needed to thrive in the Computer Operator Mainframe position, and why are they important?

To thrive as a Computer Operator Mainframe, you need a solid understanding of mainframe operations, batch processing, job scheduling, and system monitoring, often supported by a degree in computer science or a related field. Familiarity with operating systems like IBM z/OS, tools such as JCL, TSO/ISPF, and knowledge of automation software or mainframe consoles is essential. Strong attention to detail, problem-solving ability, and effective communication skills help operators stand out in this role. These skills ensure smooth system operations, quick resolution of technical issues, and clear collaboration with IT teams, minimizing downtime and maintaining high system reliability.

What does a typical shift look like for a Computer Operator Mainframe, and what are the main responsibilities during that time?

A typical shift for a Computer Operator Mainframe involves monitoring mainframe systems, running scheduled and ad-hoc jobs, and troubleshooting any system alerts or errors that occur during operations. Operators are responsible for ensuring jobs are completed successfully, performing regular system health checks, and escalating issues to system administrators or other technical teams if needed. The work environment is usually structured in shifts to provide 24/7 coverage, with operators collaborating closely with both technical and business teams to ensure critical applications remain available. You can expect a mix of routine monitoring, responding to incidents, and documenting system activity, which makes attention to detail and clear communication especially important for success in this role.

What are the most commonly searched types of Computer Operator Mainframe jobs in Chicago, IL? The most popular types of Computer Operator Mainframe jobs in Chicago, IL are:
What are popular job titles related to Computer Operator Mainframe jobs in Chicago, IL? For Computer Operator Mainframe jobs in Chicago, IL, the most frequently searched job titles are:
What job categories do people searching Computer Operator Mainframe jobs in Chicago, IL look for? The top searched job categories for Computer Operator Mainframe jobs in Chicago, IL are:
Risk Reporting Senior Manager

Risk Reporting Senior Manager

Citigroup, Inc.

Schaumburg, IL • On-site

$169K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 20 days ago


Job description

Citibank, N.A. seeks a Risk Reporting Senior Manager for its Schaumburg, Illinois location.
Duties: Perform database engineering. Design, implement and maintain integrated SAS macro reporting and MIS system, and evaluate current and emerging technologies. Perform systems management and integration functions and analyze requirements to support system improvements using software engineering technologies Datawarehouse Concepts, Distributed Databases, SAS, Python, R, SQL, Tableau and Qlik sense. Design, implement and maintain relational database systems. Serve as centralized supplier of data and MIS for functional teams in Policy, Risk Execution, Scoring, Forecasting, and Fraud. Maintain and enhance the Risk Management department's UNIX SAS based Horizon analytical platform and the mainframe legacy processes that feed it. Liaise with other business lines to develop solutions to complex platform issues. Provide MIS and ad hoc reports and analysis on credit quality, origination, portfolio, collection and recovery performance using base SAS on Multiple Virtual Storage mainframe, Windows and UNIX AIX platforms. Import and convert data from various data formats, file systems, and relationship databases. Provide data support for reporting and analysis of presentation materials. Manage key sub-processes used in account management processes, including behavior scoring, account monitoring, and trigger processes. Analysis of system architecture and security. Use robotics, process automation and reusable macros. A telecommuting/hybrid work schedule may be permitted within a commutable distance from the worksite, in accordance with Citi policies and protocols.
Requirements: Requires a Bachelor's degree, or foreign equivalent, in Computer Science, Computer Engineering or related field and 5 years of progressive, post-baccalaureate experience as a Data and Analytics Manager, Lead Analyst, Senior Analyst, Systems Engineer, or related position involving database engineering for a global financial services institution. 5 years of experience must include: Software engineering technologies Datawarehouse Concepts, Distributed Databases, SAS, Python, R, SQL, Tableau, Qlik sense; Design, implementation and maintenance of relational database systems; Risk management products; Business and system requirements analysis, definition and communication; UNIX operating systems; UNIX SAS based Horizon data analytical platform and mainframe; System architecture and security; and Robotics, process automation, reusable macros. Applicants submit resumes at https://jobs.citi.com/. Please reference Job ID #26942383. EO Employer.
Wage Range: $169,000 to $169,000
Job Family Group: Risk Management
Job Family: Risk Reporting
Job Family Group:
Job Family:
Time Type:
Full time
Primary Location:
Schaumburg Illinois United States
Primary Location Full Time Salary Range:
In addition to salary, Citi's offerings may also include, for eligible employees, discretionary and formulaic incentive and retention awards. Citi offers competitive employee benefits, including: medical, dental & vision coverage; 401(k); life, accident, and disability insurance; and wellness programs. Citi also offers paid time off packages, including planned time off (vacation), unplanned time off (sick leave), and paid holidays. For additional information regarding Citi employee benefits, please visit citibenefits.com. Available offerings may vary by jurisdiction, job level, and date of hire.
Most Relevant Skills
Please see the requirements listed above.
Other Relevant Skills
For complementary skills, please see above and/or contact the recruiter.
Anticipated Posting Close Date:
Citi is an equal opportunity employer, and qualified candidates will receive consideration without regard to their race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other characteristic protected by law.
If you are a person with a disability and need a reasonable accommodation to use our search tools and/or apply for a career opportunity review Accessibility at Citi.
View Citi's EEO Policy Statement and the Know Your Rights poster.