Be part of CN’s transformation as a Specialist Software Development – Critical Systems SME. Contribute to replacing legacy Mainframe platforms vital for railway operations. This role focuses on enhancing CN’s Core Modernization program aimed at transitioning to up-to-date architectures.

Engage with legacy systems while collaborating with architecture and integration teams to ensure smooth operations and safety compliance. Your input is essential to successfully transfer knowledge during this multi-year initiative. Key Responsibilities:

- Deliver subject matter expertise for legacy Mainframe apps
- Develop enhancements to comply with safety and regulatory needs
- Troubleshoot complex incidents for AMS teams
- Participate in workshops for documenting system behaviors
- Reverse engineer legacy logic and codebases Requirements:
- Deep understanding of enterprise functional design
- Hands-on experience with Java and C/C++ languages
- Background with COBOL in Mainframe environments
- SQL proficiency with tools for DB2 analysis
- Experience with job schedulers in enterprise settings Join CN to leverage your skills in a critical role ensuring operational excellence and safety.

📌 Critical Systems SME at CN (Montréal-Est)
🏢 CN
📍 Montréal-Est