Cybersecurity Expert/ ISO 21434

montreal, montreal (administrative region), Canada • Posted June 06, 2026

Job Type: Full-time
Location: montreal, montreal (administrative region)
Posted: June 06, 2026
Category: IT & Technology
Application Deadline: July 16, 2026

Role Description

CS Group Canada, a subsidiary of CS Group (part of the Sopra Steria Group), is a leader in the development and certification of safety-critical systems in the aerospace, electric, and autonomous driving industries.

Joining CS Group Canada means taking part in complex, high-tech projects for some of the most prestigious system manufacturers in North America, while benefiting from competitive salaries, comprehensive benefits, and flexible work arrangements.

Job Description

As a Cybersecurity Subject Matter Expert, you will be responsible for proactively defining and embedding cybersecurity best practices (ISO/SAE 21434, threat modeling, secure coding standards, etc.) throughout the entire software development lifecycle, from threat analysis, design, and requirements management to the cybersecurity case necessary for production activities.

Responsibilities

  • Identify and analyze vulnerabilities, assess the impac...

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