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As 400 Computer Operator Jobs in Chicago, IL (NOW HIRING)

Roadrunner

Supervisor, Dispatch

Bolingbrook, IL

AS/400 experience * Preferred: Experience supervising personnel, training, and performance ... Our 900+ owner-operators benefit from scheduled freight, fewer touches by design, consistent long ...

Transdev

Paratransit Bus Operator

Melrose Park, IL · On-site

$21/hr

As a key member, you will be entrusted with ensuring safe and comfortable transportation for our ... Transdev U.S. employs a team of 32,000 across 400 locations while maintaining more than 17,000 ...

Transdev

Paratransit Bus Operator

Melrose Park, IL

$21/hr

As a key member, you will be entrusted with ensuring safe and comfortable transportation for our ... Transdev U.S. employs a team of 32,000 across 400 locations while maintaining more than 17,000 ...

Roadrunner

Supervisor, Dispatch

Bolingbrook, IL · On-site

AS/400 experience * Preferred: Experience supervising personnel, training, and performance ... Our 900+ owner-operators benefit from scheduled freight, fewer touches by design, consistent long ...

Roadrunner

Supervisor, Dispatch

Bolingbrook, IL · On-site

AS/400 experience * Preferred: Experience supervising personnel, training, and performance ... Our 900+ owner-operators benefit from scheduled freight, fewer touches by design, consistent long ...

Roadrunner

Supervisor, Operations

Bolingbrook, IL · On-site

Monitor daily operating costs and identify opportunities to improve efficiency and margin ... AS/400 experience preferred * Effective written and verbal communication skills with the ability to ...

Roadrunner

Supervisor, Operations

Bolingbrook, IL

Monitor daily operating costs and identify opportunities to improve efficiency and margin ... AS/400 experience preferred * Effective written and verbal communication skills with the ability to ...

Roadrunner

Supervisor, Operations

Bolingbrook, IL · On-site

Monitor daily operating costs and identify opportunities to improve efficiency and margin ... AS/400 experience preferred * Effective written and verbal communication skills with the ability to ...

Roadrunner

Supervisor, Operations

Bolingbrook, IL

Monitor daily operating costs and identify opportunities to improve efficiency and margin ... AS/400 experience preferred * Effective written and verbal communication skills with the ability to ...

Roadrunner

Supervisor, Dispatch

Bolingbrook, IL · On-site

AS/400 experience * Preferred: Experience supervising personnel, training, and performance ... Our 900+ owner-operators benefit from scheduled freight, fewer touches by design, consistent long ...

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All JobsAs 400 Computer Operator JobsAs 400 Computer Operator Jobs in Chicago, IL

As 400 Computer Operator information

See Chicago, IL salary details

$14

$25

$38

How much do as 400 computer operator jobs pay per hour?

As of Aug 17, 2026, the average hourly pay for as 400 computer operator 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 the difference between As 400 Computer Operator vs AS/400 System Administrator?

AspectAs 400 Computer OperatorAS/400 System Administrator
CredentialsTypically requires a high school diploma or equivalent; certifications like IBM Certified System Operator are commonRequires similar certifications plus additional skills in system management and networking
Work EnvironmentOperates on the AS/400 mainframe, monitoring system operationsManages, maintains, and configures the AS/400 system environment
Job ResponsibilitiesRuns scheduled jobs, monitors system performance, handles basic troubleshootingPerforms system setup, troubleshooting, security management, and performance tuning

While both roles work with the IBM AS/400 system, the As 400 Computer Operator primarily monitors and runs scheduled tasks, whereas the AS/400 System Administrator handles system management, configuration, and troubleshooting. The administrator role requires more technical expertise and responsibilities.

What are popular job titles related to As 400 Computer Operator jobs in Chicago, IL?

For As 400 Computer Operator jobs in Chicago, IL, the most frequently searched job titles are:

What job categories do people searching As 400 Computer Operator jobs in Chicago, IL look for?

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What cities near Chicago, IL are hiring for As 400 Computer Operator jobs?

Cities near Chicago, IL with the most As 400 Computer Operator job openings:

As 400 Computer Operator jobs near you
Infographic showing various As 400 Computer Operator job openings in Chicago, IL as of August 2026, with employment types broken down into 1% As Needed, 83% Full Time, 13% Part Time, 2% Contract, and 1% Nights. Highlights an 78% Physical, 2% Hybrid, and 20% Remote job distribution, with an average salary of $52,232 per year, or $25.1 per hour.

Computer Programmer-2953

Right Talent Right Now

Chicago, IL

Full-time

Re-posted 10 days ago

Job description

Job Description

Computer Programmer-2953




Job Ref.: 2953


Job Title: Computer Programmer


Role: Information Technology


Relocation Available: No


Industry: I.T.


Location: Ohio


Town / City: Cincinatti


Job Type: Permanent full-time


Job description:


Position Summary: Primarily responsible for database programming.



General Purpose: Computer programming, system support; Client relations; problem resolution; critical thinking; database maintenance; relationship building



Essential Duties and Responsibilities:


* Design and develop SQL stored procedures to automate workflows and/or optimize application performance


* Requirements gathering, database design, business logic development, application integration, software deployment and maintenance of existing systems


* Develop SQL procedures/functions


* Compile and write documentation of program development and subsequent revisions, inserting comments in the coded instructions so others can understand the program


* Conduct trial runs of new program applications to be sure they will produce the desired information and that the instructions are correct


* Correct errors by making appropriate changes and then rechecking the program to ensure that the desired results are produced


* Consult with manager to clarify program intent, identify problems, and suggest changes


* Perform revision, repair, or expansion of existing programs to increase operating efficiency or adapt to new requirements


* Perform ad-hoc requests for data manipulations, imports, exports, and updates


* Establish and maintain interpersonal relationships by way of developing constructive and cooperative working relationships with others, and maintaining them over time


* Attend client, department and company meetings


* Comply with federal and state laws, company and department policies and procedures


* All other duties as assigned



Essential Skills and Experience:


* BS in Computer Science, Computer Engineering, Information Technology, Computer Information Systems or other technical discipline and/or related development experience using Microsoft technologies


* Experience with SQL Server 2008/2008R2 (including SQL Server Analysis Services; SQL Server Integration Services; SQL Server Reporting Services, TSQL, cursers, triggers, stored procedures, views, etc.)


* Experience developing and maintaining databases using the Microsoft Business Intelligence Stack within SQL Server


* Experience testing, debugging and documenting systems


* Familiarity with general computer use, computing theory and systems analysis methodologies


* Experience in .NET web-service frameworks (WCF, SOAP, MVC, Web API, etc.)


* Excellent work ethic, dependable and responsible


* Strong logical and creative problem-solving skills, good oral and written communication skills and excellent analytical skills


* Commitment to company values



Nonessential Skills and Experience:


* Microsoft Certified in Business Intelligence


* Experience of agile software methodologies and test driven development



Bottom Line Requirements:


1. BS in Computer Science, Computer Engineering, Information Technology or related preferred.


2. Development experience using Microsoft technologies including SQL Server 2008/2008R2 and C#.


3. Experience developing and maintaining databases using the Microsoft Business Intelligence Stack within SQL Server.


4. Experience in .NET web-service frameworks.

Additional Information

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

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