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Mainframe Systems Analyst Jobs in Chicago, IL (NOW HIRING)

Infosys

Senior Mainframe Architect

Chicago, IL · On-site

$112K - $146K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

With over four decades of experience in managing the systems and workings of global enterprises, we ... analysis, dependency mapping, and modernization wave planning. • Define modernization strategies ...

Broadcom

Java Engineer - REST APIs & Database Systems

Lisle, IL

$51 - $70/hr

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

Broadcom's Mainframe Software Division (MSD) is looking for a talented, motivated, and experienced ... Excellent analytical and problem-solving skills, with the ability to tackle complex technical ...

3B Staffing LLC

Mainframe Developer

Chicago, IL · On-site

$50.50 - $65/hr

This is for local Mainframe developers.. Contract to hire only Must have GC or USC only 8+ years ... of systems/contexts affected when defining technical designs * Performs analysis on failures ...

New

3B Staffing LLC

Mainframe Developer

Chicago, IL · On-site

$50.50 - $65/hr

This is for local Mainframe developers.. Contract to hire only Must have GC or USC only 8+ years ... of systems/contexts affected when defining technical designs * Performs analysis on failures ...

New

Staffingine LLC

Tandem Developer

Rolling Meadows, IL · On-site

$49.25 - $63.25/hr

... of system performance tuning and optimization techniques Soft Skills: * Strong analytical and ... CICS,JCL,Mainframe Enterprise Cobol,Mainframe DB2,Z/OS,CICS Admin,Mainframe - COBOL/JCL/CICS ...

US Bank

z/OS Systems Engineer

Chicago, IL · On-site

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Troubleshoot and resolve complex z/OS system, performance, and infrastructure issues , providing root cause analysis and long-term solutions. * Administer and support critical mainframe subsystems ...

Broadcom

Senior-level Technical Writer

Lisle, IL · On-site

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

Mainframe systems are at the heart of the digital economy, with 80% of the world's structured ... Collect, analyze, and share data to improve the customer's experience by improving the quality of a ...

Broadcom

Senior Mainframe DevOps Architect

Lisle, IL

$127K - $173K/yr

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

Serve as the final technical tier for complex, cross-system environment challenges encountered ... analysis. * Modernization & Migration Strategy: Architect migration paths from legacy or ...

Capgemini

Senior Legacy (Mainframe) Modernization Lead

Chicago, IL · On-site

$103K - $242K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Your role • Experienced in Assessment and Strategy Development by evaluating mainframe application landscape, identifying legacy systems, and analyzing their technical debt. • Defining a ...

Amcor

Procurement Analyst PET

Deerfield, IL

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

Extract, analyze and report mainframe / system data including providing visibility to GSTT project pipelines. * Assist in the development of cost models, data collection and measurements to provide ...

Amcor plc

Procurement Analyst PET

Deerfield, IL · On-site

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

Extract, analyze and report mainframe / system data including providing visibility to GSTT project pipelines. * Assist in the development of cost models, data collection and measurements to provide ...

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Showing results 21-40

All JobsMainframe Systems Analyst JobsMainframe Systems Analyst Jobs in Chicago, IL

Mainframe Systems Analyst information

See Chicago, IL salary details

$10

$49

$78

How much do mainframe systems analyst jobs pay per hour?

As of Aug 13, 2026, the average hourly pay for mainframe systems analyst in Chicago, IL is $49.13, according to ZipRecruiter salary data. Most workers in this role earn between $39.86 and $59.90 per hour, depending on experience, location, and employer.

What are the typical challenges a mainframe systems analyst faces when integrating legacy systems with modern technologies?

Mainframe Systems Analysts often encounter challenges when bridging legacy systems with contemporary platforms, such as ensuring compatibility between old and new software, managing data migration without disruption, and maintaining security standards. These tasks require a deep understanding of both mainframe architectures and modern integration tools. Collaboration with cross-functional teams, including developers and IT security, is common to ensure seamless system performance and compliance. Staying updated on evolving integration solutions is key to overcoming these challenges effectively.

What is the difference between Mainframe Systems Analyst vs Mainframe Developer?

AspectMainframe Systems AnalystMainframe Developer
Primary RoleAnalyzes and designs mainframe system solutions, ensuring they meet business needsDevelops, codes, and tests mainframe applications and programs
Required SkillsSystem analysis, requirements gathering, troubleshooting, basic programming knowledgeProgramming languages (COBOL, JCL), coding, debugging, software development
CertificationsITIL, COBOL certifications often preferredCOBOL certifications, programming courses
Work EnvironmentCollaborates with business analysts, project managers, and IT teamsFocuses on coding and testing within mainframe environments

While both roles work within mainframe environments, the Mainframe Systems Analyst primarily focuses on analyzing system needs and designing solutions, whereas the Mainframe Developer concentrates on coding and implementing those solutions. Both roles require knowledge of mainframe technologies and often collaborate on projects to ensure system efficiency and functionality.

What does a mainframe systems analyst do?

A Mainframe Systems Analyst is responsible for analyzing, designing, and maintaining mainframe computer systems used by large organizations for critical business operations. Their duties often include troubleshooting system issues, ensuring system security and efficiency, implementing upgrades, and supporting application development teams. They work with technologies like IBM z/OS, COBOL, and JCL, and collaborate with various IT and business staff to ensure the mainframe environment meets organizational needs. Mainframe Systems Analysts play a key role in keeping legacy systems reliable and up to date.

What are the key skills and qualifications needed to thrive as a mainframe systems analyst?

To thrive as a Mainframe Systems Analyst, you need expertise in mainframe environments, proficiency in programming languages like COBOL or JCL, and a strong understanding of database management, typically supported by a degree in computer science or a related field. Familiarity with mainframe operating systems such as IBM z/OS, experience using monitoring tools, and certifications like IBM Certified System Programmer are highly valued. Analytical thinking, problem-solving, and effective communication are critical soft skills for collaborating with technical teams and stakeholders. These skills ensure the reliable maintenance, optimization, and modernization of essential legacy systems that underpin business operations.
What are popular job titles related to Mainframe Systems Analyst jobs in Chicago, IL? For Mainframe Systems Analyst jobs in Chicago, IL, the most frequently searched job titles are:
What job categories do people searching Mainframe Systems Analyst jobs in Chicago, IL look for? The top searched job categories for Mainframe Systems Analyst jobs in Chicago, IL are:
Mainframe Systems Analyst jobs near you
Infographic showing various Mainframe Systems Analyst job openings in Chicago, IL as of August 2026, with employment types broken down into 75% Full Time, and 25% Contract. Highlights an 100% In-person job distribution, with an average salary of $102,189 per year, or $49.1 per hour.

L2 Application Support Engineer - Mainframe

Ruri Software Technologies LLC

Chicago, IL • On-site

Full-time

Posted 18 days ago

Job description

Job Title: L2 Application Support Engineer - Mainframe
W2 POSITION
Role is onsite: Associate should be in the client's office 3 days a week with the possibility of 5 days a week at the client's discretion. There is no WFH option available.
Client address: 333 S Wabash Ave, Chicago, IL 60604
Job Description:
The role is an IT Support Analyst responsible for L2 production support for Fund Accounting and US Transfer Agency applications. The position requires strong mainframe skills (JCL, COBOL, DB2, VSAM) and the ability to troubleshoot issues across multiple technologies. The analyst will work closely with global teams, business partners, and upstream/downstream systems, handling incident management, root-cause analysis, and on-call support. The job requires 8-10+ years of technical experience in a financial environment, strong communication skills, and the ability to operate in a fast-paced, multi-tasking environment. The role is Chicago-based, with at least 3 days per week onsite and occasional night/weekend support.
Mandatory skills:
Mainframe skills( COBOL,JCL,DB2,VSAM) Troubleshooting Analytical
Years of experience required: 8-10+
Years of Experience: 11.00 Years of Experience

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