ERP Developer

Roles and Responsibilities

• Administer and support the RentalMan ERP environment on a day-to-day basis.
• Support daily ERP operations across rental transactions, asset management, purchasing, billing, dispatch, maintenance workflows, and financial integrations.
• Manage the end-to-end enhancement and feature release process, from requirement definition and validation through technical implementation.
• Cook up software releases and controlled deployments through the proper promotion paths (DEV – QA/UA – SU – PTF – PROD).
• Maintain production, staging, QA, and development environments.
• Manage user security, permissions, and role-based access controls.
• Partner with business units to gather requirements, align on technical designs, and resolve ERP-related operational problems.
• Manage support requests and escalate administrative needs to Wynne Systems as necessary.
• Create and maintain technical documentation, SOPs, and support procedures.
• Create test scripts and lead user acceptance testing.
• Participate in after-hours support and critical incident response as required.

Technical Responsibilities

• Administer and monitor IBM i / AS400 systems supporting RentalMan operations.
• Develop, maintain, and troubleshoot SQL queries, reports, stored procedures, and data extracts.
• Provide DB2 database support, troubleshooting, performance tuning, and indexing.
• Support data analysis, reporting, and operational dashboards using SQL-based reporting tools (e.g., Informer).
• Support API, web service, and third-party system integrations (e.g., Boomi middleware, ServiceCore, Salesforce).
• Manage data imports, exports, and interface validation, and support data validation, reconciliation, and integrity processes.
• Monitor system health, job queues, interfaces, backups, and scheduled processes.
• Provide job scheduling and automation support.
• Aid with ERP upgrades, patches, and quarterly release management.
• Cook up backups and disaster recovery plans.
• Provide RPG/RPGLE or legacy IBM i application support (preferred).

Essential Knowledge, Skills And Abilities

• 5+ years supporting enterprise ERP systems, ideally RentalMan or a comparable platform.
• Strong SQL development, optimization, and troubleshooting experience.
• Experience supporting IBM i / AS400 platforms and DB2 databases.
• In-depth understanding of enterprise ERP workflows and standard business processes, including the capabilities and constraints of the application.
• Experience with system, API, and web-service integrations and middleware (e.g., Boomi).
• Strong troubleshooting, analytical, and problem-solving skills with strong attention to detail.
• Strong communication and documentation skills.
• Ability to manage multiple priorities in a fast-paced operational environment.
• Strong ownership and accountability with a production-support and process-improvement mindset.
• Ability to work cross-functionally with business teams.

Preferred Qualifications And Skills

• RentalMan Administrator Certification or equivalent.
• Experience in equipment rental, construction, oilfield services, or industrial operations.
• RPG/RPGLE development or debugging experience.
• Experience with Microsoft SQL Server and DB2 SQL.
• Experience with Boomi, Salesforce integrations, and other API platforms.
• Experience with reporting/BI and automation tools.
• Familiarity with ITIL or formal change management processes.
• Experience supporting SaaS and hybrid-hosted ERP environments.
• Understanding of cybersecurity controls and audit requirements.

Education & Experience

• Degree in Information Systems, Computer Science, or a related field.
• 5+ years of administrative and developer experience within an enterprise ERP application.