IBM i System/36 Developer

Fresche Solutions

. Analyze existing System/36 applications, job streams, menus, and screen flows .

Posted 10/6/2026full-timeRemote • CanadaSeniorLeadWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates extensive experience in IBM System/36 environments, focusing on application conversion and modernization initiatives, including OCL to CL and RPG II to RPG IV conversions. Strong analytical and problem-solving skills are essential for optimizing legacy applications and ensuring compliance with modernization standards.

Highest-signal resume keywords

IBM System/36 ExperienceOperational Control Language (OCL)RPG II DevelopmentRPG IV / ILE RPG ConversionApplication Modernization

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

IBM i Control Language (CL)RPG II DevelopmentRPG IV / ILE RPGCode OptimizationUnit TestingIntegration TestingUser Acceptance TestingScreen ModernizationMenu ModernizationBatch Processing

Soft Skills

Analytical SkillsProblem-Solving AbilitiesVerbal CommunicationWritten CommunicationOrganizational Skills

Industry Keywords

Application ConversionLegacy Application ArchitecturesJob SchedulingModernization StandardsTechnical Best Practices

About the role

Key responsibilities & impact

Analyze existing System/36 applications, job streams, menus, and screen flows
Convert OCL programs and processes to IBM i Control Language (CL)
Convert RPG II applications to RPG IV / ILE RPG while preserving business functionality and application integrity
Review and remediate converted code to improve maintainability, performance, and compliance with modernization standards
Perform unit testing, integration testing, and support user acceptance testing activities
Investigate, troubleshoot, and resolve issues identified during remediation and testing
Modernize System/36 screens and menu structures
Document application functionality, conversion approaches, remediation activities, and testing results
Collaborate with technical teams, business stakeholders, and quality assurance resources
Participate in code reviews and contribute to technical best practices and knowledge transfer activities
Complete conversion, remediation, validation, testing, documentation, and screen/menu modernization deliverables

Requirements

What you’ll need

Strong experience working in IBM System/36 environments
Extensive experience with Operational Control Language (OCL)
Strong RPG II development and maintenance experience
Hands-on experience converting OCL to CL
Hands-on experience converting RPG II applications to RPG IV / ILE RPG
Experience with IBM i application modernization initiatives
Strong understanding of batch processing, job scheduling, and legacy application architectures
Experience performing conversion remediation and code optimization activities
Experience planning and executing conversion-related testing
Experience with screen and menu conversion and modernization
Strong analytical and problem-solving abilities
Ability to understand and translate complex legacy business logic into modern IBM i solutions
Excellent verbal and written communication skills
Strong documentation and organizational skills
Ability to work independently and within a collaborative project team environment
7+ years of IBM midrange development experience
5+ years of System/36 development and support experience
Demonstrated experience with application conversion and modernization initiatives
Proven track record delivering RPG and OCL conversion projects in IBM i environments

Benefits

Comp & perks

True work-from-anywhere (North America) model
Work-life balance
Collaborative culture
Knowledge transfer activities