Principal IBM i Connectivity Architect

Openkrill; United States; Remote; USD 140,000 - 210,000; Full time

Job summary

Redwood Software seeks a Software Engineer – Principal, IBM i Connectivity, to build a native IBM i integration for Redwood RunMyJobs. You will work on a senior team crafting connectivity, job submission, spool/file handling, and CL/RPG invocation while ensuring secure, scalable integration with the Redwood platform.

You will validate IBM i references, collaborate on architecture decisions, and leverage AI to accelerate development, testing, and documentation in a fast-paced agile environment.

Qualifications

• 10+ years of professional software engineering with Java 8+.
• Hands-on IBM i (AS/400) integration with CL, native APIs, JTOpen/jt400, and DB2 for i.
• Proficiency in C (ILE C) on IBM i.
• Experience with vendor host-server or RPC-style APIs over TCP/IP.
• Strong concurrency and multithreading skills for long-running monitoring components.
• Experience with Git, CI/CD, Docker, and Kubernetes.
• Fluency with AI tools in production engineering.
• Ability to discern plausible AI-generated recommendations for IBM i APIs.
• Architectural focus across shared platform-integration designs.
• Experience with workload automation products (RunMyJobs, CA-7, Control-M, etc.) preferred.

Responsibilities

• Design, develop, test, and maintain native software for IBM i connectivity.
• Build native job submission, spool/file handling, and CL/RPG invocation capabilities.
• Integrate IBM i functionality with Redwood platform via host APIs or JTOpen.
• Extend security using IBM i profiles and authority concepts.
• Troubleshoot complex system-level issues across IBM i, Unix, and Java.
• Improve reliability, performance, security, and scalability of IBM i solutions.
• Collaborate with product managers, architects, and engineers to meet customer requirements.
• Participate in architecture discussions, design reviews, testing and release planning.
• Leverage agentic AI to accelerate implementation and documentation.
• Document connector behavior and prerequisites for field teams.
• Maintain quality through clear communication and ownership in agile environment.

Skills

Java 8+

IBM i integration

CL/RPG

JTOpen/jt400

DB2 for i

ILE C on IBM i

TCP/IP RPC APIs

Concurrency/multithreading

Git/CI/CD/Docker/Kubernetes

AI tooling in prod engineering

Tools

Git

Docker

Kubernetes

JTOpen/jt400

Job description

Redwood Software seeks a Software Engineer – Principal, IBM i Connectivity, to build a native IBM i integration for Redwood RunMyJobs. You will work on a senior team crafting connectivity, job submission, spool/file handling, and CL/RPG invocation while ensuring secure, scalable integration with the Redwood platform.

You will validate IBM i references, collaborate on architecture decisions, and leverage AI to accelerate development, testing, and documentation in a fast-paced agile environment.