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As400 System Jobs (NOW HIRING)

Overview Job Title: Sr AS400 Developer Location: Hybrid - King of Prussia, PA (4 days onsite/1 day ... Support batch jobs, job scheduling, and system monitoring. * Collaborate with business users ...

AS400 Programmer

Hicksville, NY · On-site

$85K - $110K/yr

AS400 RPG Developer Location: Near Hicksville, NY Salary Range: $85,000 - $110,000 annually ... Build and support connectors that integrate legacy systems with modern platforms * Develop ...

Overview Job Title: Sr AS400 Developer Location: Hybrid - King of Prussia, PA (4 days onsite/1 day ... Support batch jobs, job scheduling, and system monitoring. * Collaborate with business users ...

AS400 RPG Developer Location: Near Hicksville, NY Salary Range: $85,000 - $110,000 annually ... Build and support connectors that integrate legacy systems with modern platforms * Develop ...

Job Title: Sr AS400 Developer Location: Hybrid - King of Prussia, PA (4 days onsite/1 day remote ... Support batch jobs, job scheduling, and system monitoring. * Collaborate with business users ...

AS400 Programmer

Hicksville, NY · On-site

$85K - $110K/yr

AS400 RPG Developer Location: Near Hicksville, NY Salary Range: $85,000 - $110,000 annually ... Build and support connectors that integrate legacy systems with modern platforms * Develop ...

Sales Administration Rep

Schaumburg, IL · On-site

$21.64 - $29.47/hr

Request pricing (and/or) approval drawings for customers using AS400 system and create quotes for customers by using the quotation database on Lotus Notes * Assist DM/ Engineers to enter in AS400 ...

Sales Administration Rep

Schaumburg, IL · On-site

$21.64 - $29.47/hr

Request pricing (and/or) approval drawings for customers using AS400 system and create quotes for customers by using the quotation database on Lotus Notes * Assist DM/ Engineers to enter in AS400 ...

... engineering, systems development, testing, integration, and implementation, and management ... Hands on experience in AS400 technologies. COBOL knowledge is primarily looked for * Minimum 6-7 ...

MQ Series with AS400 Location: Monroeville, PA Must Have Skills (Top 3 technical skills only) * 1. ... and RXClaims system Desired years of experience*: Above 9+ years Education/ Certifications ...

Experience with logistics and distribution systems would be beneficial as well as practical ... AS400 analysis skills are required as well as the motivation to solve real business needs with ...

Showing results 21-40

As400 System information

See salary details

$36K

$68.4K

$116K

How much do as400 system jobs pay per year?

As of Aug 6, 2026, the average yearly pay for as400 system in the United States is $68,438.00, according to ZipRecruiter salary data. Most workers in this role earn between $43,500.00 and $85,000.00 per year, depending on experience, location, and employer.

What is an AS400 system?

An AS400 System job typically involves managing, maintaining, and supporting IBM's AS400 (now IBM i) systems. Professionals in this role handle system administration, troubleshooting, backups, upgrades, and security management. They may also develop and maintain RPG, CL, or COBOL programs for business applications. AS400 system administrators or developers often work in industries like finance, manufacturing, and healthcare, where legacy IBM i systems are still widely used.

What are the key skills and qualifications needed to thrive in the AS400 system position?

To thrive in an AS400 System role, you should have strong knowledge of IBM iSeries (AS400) systems administration, RPG/COBOL programming, and experience managing enterprise applications on this platform. Familiarity with tools such as IBM Navigator for i, Query/400, and certifications like IBM Certified System Administrator - IBM i are highly advantageous. Strong problem-solving abilities, attention to detail, and effective communication skills distinguish top performers in this position. These skills are essential to ensure system reliability, support critical business operations, and facilitate smooth collaboration with technical and non-technical teams.

What does an AS400 system professional do?

AS400 System professionals are usually responsible for monitoring system performance, executing backups and recoveries, administering user access, and troubleshooting technical issues related to the AS400/iSeries platform. They frequently collaborate with application developers to support business software, implement system upgrades, and apply patches to ensure security and efficiency. Additionally, they often document configuration changes and provide technical support to end-users. The role involves balancing routine maintenance with urgent problem-solving, making adaptability and effective communication key to success.

More about As400 System jobs
What cities are hiring for As400 System jobs? Cities with the most As400 System job openings:
What are the most commonly searched types of As400 System jobs? The most popular types of As400 System jobs are:
What states have the most As400 System jobs? States with the most job openings for As400 System jobs include:
What job categories do people searching As400 System jobs look for? The top searched job categories for As400 System jobs are:
Infographic showing various As400 System job openings in the United States as of August 2026, with employment types broken down into 100% Full Time. Highlights an 100% In-person job distribution, with an average salary of $68,438 per year, or $32.9 per hour.

Sr AS400 Developer

Cayuse Holdings

King Of Prussia, PA • Hybrid

$60 - $65/hr

Full-time

Posted 9 days ago


Job description

Overview

Job Title: Sr AS400 Developer
Location: Hybrid - King of Prussia, PA (4 days onsite/1 day remote)

Job Type: Independent Contract (Contractor / Non-Employee)
Start Date: ASAP

Pay Rate: $60-65/hr 1099 / C2C

Contract Length: 12+ Months

Role Summary

We are looking for an experienced Sr. Developer - AS400 to join our technology team in Hyderabad. The ideal candidate will have strong hands-on experience in IBM i / AS400 application development, support, and maintenance, along with solid expertise in RPG, RPGLE, CL, DB2/400, and SQL/400. The role involves working on critical business applications, analyzing requirements, developing solutions, and supporting production environments.


Responsibilities

Key Responsibilities

  • Design, develop, test, and maintain AS400 applications.
  • Analyze business requirements and convert them into technical specifications.
  • Develop and support programs using RPG, RPGLE, CL, CLLE, SQLRPGLE, and DB2/400.
  • Troubleshoot production issues and provide timely resolution.
  • Perform code reviews, unit testing, and defect fixes.
  • Work on enhancements, maintenance, and modernization initiatives.
  • Support batch jobs, job scheduling, and system monitoring.
  • Collaborate with business users, analysts, QA, and infrastructure teams.
  • Ensure adherence to coding standards, release processes, and best practices.
  • Prepare technical documentation and support knowledge transfer.

Qualifications

Required Skills

  • 8+ years of experience in IBM AS400 / iSeries development and maintenance.
  • Strong hands-on experience in RPG, RPGLE, CL, CLLE, ILE, and Free Format RPG.
  • Good knowledge of DB2/400, SQL/400, DDS, physical/logical files, and stored procedures.
  • Experience in incident management, problem management, and production support.
  • Familiarity with job scheduling, batch processing, and AS400 utilities.
  • Strong analytical, debugging, and problem-solving skills.
  • Ability to work independently and handle multiple priorities.

Preferred Skills

  • Experience in code migration or modernization from fixed format to free format RPG.
  • Exposure to tools such as IBM Job Scheduler, ROBOT, and change management tools.
  • Knowledge of MQ, Connect Direct, SFTP, or interface integrations.
  • Experience in Agile/Scrum delivery environments.
  • Good communication and stakeholder management skills.

Qualifications

  • Bachelor’s degree in Computer Science, Information Technology, or related field.
  • Minimum 8 years of relevant experience in AS400 development.