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Computer Operator Jobs in O Fallon, IL (NOW HIRING)

REJIS Commission

Computer Operator

Saint Louis, MO

$18.96/hr

Our Computer Operators successfully monitor the availability of REJIS-supported services and equipment and effectively manage the communications and proper support escalations to ensure high service ...

Rejis

Computer Operator

Saint Louis, MO · On-site

$18.96/hr

Our Computer Operators successfully monitor the availability of REJIS-supported services and equipment and effectively manage the communications and proper support escalations to ensure high service ...

REJIS

Computer Operator

Saint Louis, MO · On-site

$18.96/hr

Our Computer Operators successfully monitor the availability of REJIS-supported services and equipment and effectively manage the communications and proper support escalations to ensure high service ...

Transdev

L2 - Operator - TAS

Saint Louis, MO

$23 - $25/hr

L2 - Operator - TAS Overview: Our team has developed a strong culture of safety, professionalism ... Proficiency with a laptop computer and GSuite apps (i.e. Gmail, Hangouts, and Driver, including ...

Transdev

L2 - Operator - TAS

Saint Louis, MO · On-site

$23 - $25/hr

L2 - Operator - TAS Overview: Our team has developed a strong culture of safety, professionalism ... Proficiency with a laptop computer and GSuite apps (i.e. Gmail, Hangouts, and Driver, including ...

ServiceSource

Drafter CAD Operator IV

Saint Louis, MO · On-site

$22 - $29.50/hr

Job Summary Performs progressively complex technical engineering office or field activities on base operating support contract (BOSC) projects using a variety of computer programs; makes office and ...

ServiceSource, Inc.

Drafter CAD Operator IV

Saint Louis, MO · On-site

$21.75 - $29.25/hr

Job Summary Performs progressively complex technical engineering office or field activities on base operating support contract (BOSC) projects using a variety of computer programs; makes office and ...

Marketing.com.

Press Operator

Breese, IL · On-site

$15 - $19.50/hr

JOB SUMMARY The operator will Prepare customer files for Digital presses and Litho Press. Generates ... Computer troubleshooting ability. * Pre-flight client files. * Produce plates for KBA-205

Marketing.com

Press Operator

Breese, IL

$15 - $19.50/hr

JOB SUMMARY The operator will Prepare customer files for Digital presses and Litho Press. Generates ... Computer troubleshooting ability. * Pre-flight client files. * Produce plates for KBA-205

Crysalis Biosciences

Chemical Operator II/III

Sauget, IL · On-site

$22 - $40/hr

Our chemical operators are responsible for the operation of our computer-controlled process equipment, manual machinery, evaluation of process problems that may arise, and documenting process ...

Crysalis Biosciences

Chemical Operator II/III

Sauget, IL · On-site

$22 - $40/hr

Our chemical operators are responsible for the operation of our computer-controlled process equipment, manual machinery, evaluation of process problems that may arise, and documenting process ...

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All JobsComputer Operator JobsComputer Operator Jobs in O'Fallon, IL

Computer Operator information

See O Fallon, IL salary details

$13

$22

$35

How much do computer operator jobs pay per hour?

As of Jul 30, 2026, the average hourly pay for computer operator in O'Fallon, IL is $22.74, according to ZipRecruiter salary data. Most workers in this role earn between $17.69 and $25.58 per hour, depending on experience, location, and employer.

What is a Computer Operator?

Computer operators who work in the IT (information technology) field, specialize in computer systems, peripherals, and software applications. It is their job to troubleshoot computer issues and to diagnose and resolve problems users may have with printers, monitors, storage devices, and other hardware. They may also work on networks and software applications. They may work on-site or remotely.

What are the key skills and qualifications needed to thrive as a Computer Operator, and why are they important?

To thrive as a Computer Operator, you need a solid understanding of computer systems, operating procedures, and troubleshooting, usually supported by a diploma or associate’s degree in information technology or a related field. Familiarity with mainframe or server environments, command-line interfaces, batch processing software, and monitoring tools is typically required. Strong attention to detail, problem-solving abilities, and effective communication help Computer Operators quickly resolve issues and ensure smooth operations. These skills are crucial for minimizing downtime, maintaining data integrity, and supporting the continuous functioning of critical IT systems.

What jobs pay 4000 a week without a degree?

For a Computer Operator, earning $4,000 a week without a degree is uncommon, as most roles in this field typically pay less. High-paying positions in related IT or technical fields may require specialized skills, certifications, or extensive experience rather than formal degrees. Generally, achieving such income levels often involves advanced technical expertise, certifications, or managerial responsibilities.

What are some common challenges faced by Computer Operators, and how can they be managed effectively?

Computer Operators often encounter challenges such as managing system downtimes, responding to technical errors, and ensuring the smooth operation of scheduled batch jobs. These challenges can be managed by staying vigilant, following predefined protocols for troubleshooting, and maintaining clear communication with IT support teams. Proactively monitoring system performance and keeping detailed logs also helps in resolving issues more efficiently and minimizing disruptions to business operations.

What is an operator on a computer?

A computer operator is a professional responsible for monitoring and controlling computer systems and mainframes, ensuring smooth operation and handling routine tasks such as system backups, data entry, and troubleshooting. They often work with specific hardware and software tools and may require knowledge of operating procedures and safety protocols.

What is the difference between Computer Operator vs Data Entry Clerk?

AspectComputer OperatorData Entry Clerk
Required CredentialsHigh school diploma, technical trainingHigh school diploma, basic computer skills
Work EnvironmentData centers, control rooms, IT departmentsOffices, administrative settings
Employer & Industry UsageIT companies, manufacturing, utilitiesHealthcare, finance, retail
Common Search & ComparisonOften compared for technical skills and responsibilities

Computer Operators and Data Entry Clerks both work with computers, but Computer Operators typically manage and monitor computer systems and hardware, while Data Entry Clerks focus on inputting data into databases. The roles overlap in basic computer skills, but Computer Operators require more technical training and work in environments that involve system oversight.

How much do computer operators make?

Computer operators in Texas typically earn an average annual salary of around $40,000 to $55,000, depending on experience, certifications, and the specific industry. They often work in data centers, IT departments, or control rooms, utilizing skills in system monitoring and troubleshooting.

What are computer operators?

Computer operators are professionals responsible for monitoring and controlling computer systems, especially mainframes, servers, or data processing systems. They ensure that hardware and software are running smoothly, troubleshoot issues, and perform routine maintenance or backups. Their role often includes starting or stopping systems, managing print jobs, and following operational procedures to support business needs. Computer operators may also document problems and escalate technical issues to IT support staff. They play a key part in ensuring the reliability and efficiency of an organization's technology infrastructure.

What does a computer operator work?

A computer operator is responsible for monitoring and controlling computer systems and mainframes to ensure smooth operation. They perform tasks such as starting and shutting down systems, troubleshooting issues, maintaining hardware and software, and following operational procedures, often working in shifts and using tools like monitoring software. Basic knowledge of operating systems and technical skills are essential for this role.
More about Computer Operator jobs
What are popular job titles related to Computer Operator jobs in O'Fallon, IL? For Computer Operator jobs in O'Fallon, IL, the most frequently searched job titles are:
What job categories do people searching Computer Operator jobs in O'Fallon, IL look for? The top searched job categories for Computer Operator jobs in O'Fallon, IL are:
What cities near O'Fallon, IL are hiring for Computer Operator jobs? Cities near O'Fallon, IL with the most Computer Operator job openings:
Computer Operator jobs near you
Infographic showing various Computer Operator job openings in O'Fallon, IL as of July 2026, with employment types broken down into 1% As Needed, 76% Full Time, 20% Part Time, and 3% Contract. Highlights an 92% Physical, 3% Hybrid, and 5% Remote job distribution, with an average salary of $47,297 per year, or $22.7 per hour.

Computer Operator

REJIS Commission

Saint Louis, MO

$18.96/hr

Other

Posted 8 days ago

Job description

Description

Join the REJIS Revolution: Pioneering Tomorrow's Justice Tech Today!


Our REJIS Operations Center (ROC) team works in our state-of-the art facility which provides a secure location for REJIS and customer equipment and data. Our Computer Operators successfully monitor the availability of REJIS-supported services and equipment and effectively manage the communications and proper support escalations to ensure high service availability. 


We are an essential business supporting law enforcement and local St. Louis organizations with critical infrastructures that require availability and monitoring 24X7. 


This is a great opportunity for someone looking to start their IT career with growth potential, professional development opportunities, and the chance to work with a wide variety of technologies. We provide training covering the technology and business processes for this position.


This position requires a physical, on-site presence in our data center. It follows a compressed four-day work week with three 12-hour shifts plus one half-day (6-hour) shift. Shift rotations are set a year in advance. Shifts may occasionally be adjusted, typically with advance notice, to ensure adequate coverage is maintained in the data center at all times. As a critical operations role, this position is subject to on-call and call-in coverage responsibilities. The employee may be required to report on short notice - including outside of regularly scheduled shifts - to respond to operational needs, staffing gaps, or emergencies affecting data center coverage. This includes providing coverage for other team members' scheduled vacations and absences. This position includes 3+ weeks of vacation.


Overview of skills needed

  • Display strong technical aptitude and have a strong desire for a career in IT and/or technology
  • Exceptional customer service skills are required. Must be able to communicate clearly both verbally and prepare well-written documentation
  • Experience using Microsoft operating systems and office products is a plus
  • Have a willingness and ability to learn quickly 


Responsibilities

We provide training covering the technology and business processes for this position to: 

  • Maintain a reliable service environment by responding to Network and Data Center alerts
  • Learn and follow standard operating procedures, documenting, and responding to alerts, including the escalation of support staff
  • Perform new computer software installs, server patching, and remote system administration
  • Resolve desktop, printer, Internet Browser, REJIS application, and network-related issues
  • Reset passwords using Active Directory
  • Display ability to troubleshoot user/system problems and perform proper support escalation
  • Properly record and classify customer and internal requests
  • Communicate to customers and REJIS management problems requiring their immediate attention


Physical Tasks/Demands

  • Sitting - stationary/seated position during the work day in order to monitor system monitors
  • Be able to escort visitors within our Data Center and walk the Data Center and REJIS campus during the shift in order to conduct hands-on and/or visual assessments to ensure building safety compliance by checking doors and/or checking the temperature in various areas of the server room/data center 
  • Lifting - periodically lifts light-weight items such as equipment, parts, computer, and server hardware

Requirements

  • Acceptable experience can include self-study, technical school, or work experience
  • Previous customer-service work experience
  • Excellent written and verbal communication skills
  • Ability to prioritize and manage multiple responsibilities that are time-sensitive


Join REJIS. Innovate. Impact. Inspire.


The minimum salary starts at $18.96/hour with the possibility of additional compensation based on years of experience, demonstrated skills, certifications, and education. This is an hourly position and is eligible for overtime.

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