Senior z/OS Mainframe Trainer / Lead Instructor (f/m/d) | remote

We are looking for an experienced COBOL Trainer (Freelance) to deliver a structured academy program that prepares future COBOL developers for careers in banking, insurance, and public sector environments. The training curriculum covers technical foundations, legacy system processes, COBOL programming, and modern mainframe environments, including integration with current IT systems.

Your Responsibilities

• Design and deliver interactive, hands-on training sessions

• Teach the technical fundamentals of COBOL (syntax, data structures, program flow, debugging)

• Introduce participants to classic COBOL applications in banking, insurance, or public administration

• Provide training on integration topics (COBOL ↔ DB2, VSAM, CICS, batch processing, interfaces to modern systems)

• Guide participants through exercises, deep dives, and a practical final project

• Assess and provide feedback on participants’ project work

• Offer mentorship and coaching for real-world COBOL project scenarios

• Minimum 3 years of hands-on experience in IBM Z / z/OS environments, ideally in systems programming, infrastructure operations or system administration

• Strong knowledge of COBOL and mainframe technologies, including legacy integration, batch processing and databases (DB2, VSAM)

• Experience in highly regulated, high-availability environments, preferably in banking, financial services or insurance (BFSI)

• Proven experience as an IT trainer, coach or enablement professional, with the ability to communicate complex technical topics clearly and practically

• Familiarity with JCL, CICS and modern interfaces is an advantage

• Confident in remote training delivery and excellent English communication skills

The Project

• Project duration: 3 months

• Launch Event: on-site in Sweden 11th of january 2027

• Training duration: 8th february full time until 30th of april, fully remote

• 100% remote: Deliver from any location

• Comprehensive curriculum: From fundamentals to deep dives and a practical final project

• Participants: Highly motivated junior developers eager to start a career in COBOL/mainframe environments

• Compensation: Attractive freelance daily rates depending on experience