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As 400 Computer Operator Jobs in Indiana (NOW HIRING)

Job ID: (792207) Computer Operator Location: Indianapolis, IN Duration: 6+ Months Client: IN-AOS ... Ability to work effectively as part of a team to support shared goals * Strong attention to detail ...

MANTECH seeks a motivated, career and customer-oriented Computer Aided Design Operator to join our ... Utilizing CAD software such as AutoCAD or SolidWorks to generate 2D and 3D digital models and ...

MANTECH seeks a motivated, career and customer-oriented Computer Aided Design Operator to join our ... Utilizing CAD software such as AutoCAD or SolidWorks to generate 2D and 3D digital models and ...

MANTECH seeks a motivated, career and customer-oriented Computer Aided Design Operator to join our ... Utilizing CAD software such as AutoCAD or SolidWorks to generate 2D and 3D digital models and ...

MANTECH seeks a motivated, career and customer-oriented Computer Aided Design Operator to join our ... Utilizing CAD software such as AutoCAD or SolidWorks to generate 2D and 3D digital models and ...

Scale Operator - 2nd Shift

Mishawaka, IN · On-site

$14.75 - $18.75/hr

As a Scale Operator at Steel Technologies, you are responsible for accurately tagging finished ... Proficiency in basic computer skills, ability to accurately track and input data in AS 400 system

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As 400 Computer Operator information

What are the key skills and qualifications needed to thrive as an AS/400 Computer Operator, and why are they important?

To thrive as an AS/400 Computer Operator, you need a solid understanding of IBM iSeries (AS/400) systems, job scheduling, and system monitoring, often supported by relevant IT certifications or experience. Familiarity with tools such as IBM Navigator for i, job control languages (JCL), and backup/recovery utilities is typically required. Strong problem-solving, attention to detail, and effective communication skills help operators quickly address system alerts and work collaboratively with IT teams. These skills are crucial to maintaining system uptime, ensuring data integrity, and supporting smooth business operations.

What are AS/400 computer operators?

AS/400 computer operators are IT professionals responsible for managing and maintaining IBM AS/400 (now IBM iSeries or IBM Power Systems) computer systems. Their duties typically include monitoring system operations, running batch jobs, performing backups, troubleshooting hardware and software issues, and ensuring the smooth operation of business-critical applications. They work closely with system administrators and programmers to keep the system secure, updated, and efficient. AS/400 operators may also assist users and escalate technical problems as needed.

What are some common challenges faced by AS/400 Computer Operators, and how can they be managed effectively?

AS/400 Computer Operators often encounter challenges such as managing system backups, monitoring batch jobs, and ensuring minimal downtime during scheduled maintenance. These tasks require strong attention to detail and the ability to quickly identify and resolve system errors or hardware issues. Effective communication with IT teams and proactive documentation of recurring problems can help operators manage these challenges efficiently. Additionally, staying current with IBM i system updates and best practices ensures smoother operations and reduces the likelihood of system disruptions.

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 job categories do people searching As 400 Computer Operator jobs in Indiana look for? The top searched job categories for As 400 Computer Operator jobs in Indiana are:
Infographic showing various As 400 Computer Operator job openings in Indiana as of June 2026, with employment types broken down into 1% Internship, 12% Full Time, 85% Part Time, 1% Contract, and 1% Nights. Highlights an 94% Physical, 1% Hybrid, and 5% Remote job distribution.

Computer Operator

nLeague

Indianapolis, IN • On-site

Contractor

Posted 29 days ago


Job description

Job ID: (792207)

Computer Operator

Location: Indianapolis, IN

Duration: 6+ Months

Client: IN-AOS (Audit of State) Comptroller

Onsite Job

This position plays a critical role in ensuring the smooth execution of production schedules and system performance in a structured, high-availability environment. 

This role requires a team player who is punctual, reliable, customer-service focused, and driven to meet high expectations.

The anticipated schedule is Monday through Friday, 8:00 AM to 4:00 PM. While this role is not on-call, occasional flexibility may be required to extend working hours in support of large projects or to address system performance issues, typically within the scope of regular business operations.

Specific Skills needed for this position:

  • High school diploma or equivalent.
  • Must be able to lift up to 50 lbs.
  • 1 year of experience operating or maintaining mailing equipment (minimum); 2–3 years preferred
  • 1 year of experience with job scheduling and monitoring (minimum); 2–3 years preferred
  • Intermediate proficiency in office productivity software, including Microsoft Office Suite (Word, Excel, Outlook, SharePoint), with the ability to create, edit, and manage documents, spreadsheets, and collaborative content effectively.
  • Strong adherence to documented processes and operational guidelines.
  • Ability to work effectively as part of a team to support shared goals
  • Strong attention to detail and time management skills.
  • Punctuality, reliability, and a strong sense of integrity and accountability are highly valued.

Essential Job Responsibilities

  • Schedule, run and monitor jobs in the PeopleSoft Financials system, following documented processes precisely.
  • Print and process critical financial documents
  • Monitor system outputs and error messages; troubleshoot and resolve issues.
  • Operate and perform routine maintenance on printing and mailing equipment (e.g., printers, folders/sealers, inserters).
  • Contribute to a positive, team-oriented environment focused on accuracy and efficiency.