Title:  Principal Security Architect

Requisition ID: 254281 

Join a purpose driven winning team, committed to results, in an inclusive and high-performing culture.

The Role:

The Principal AI Security Architect designs and governs the security architecture for AI/ML and GenAI platforms. This role establishes technical standards and reference architectures to protect models, data, pipelines, and inference systems at scale.

Is this role right for you? In this role, you will: 

• Define enterprise AI security reference architectures
• Design controls for model training, fine-tuning, validation, deployment, and monitoring
• Architect protections against model inversion, data poisoning, prompt injection, adversarial attacks, and model extraction
• Integrate AI security into DevSecOps and MLOps pipelines
• Define model isolation, secure inference, API protection, and runtime monitoring patterns
• Establish secure data pipelines for training and RAG systems
• Lead AI threat modeling and security design reviews
• Evaluate and select AI security tooling and platforms

Do you have the skills that will enable you to succeed in this role? We'd love to work with you if you have:

• 10+ years in security architecture
• Strong knowledge of ML pipelines, model lifecycle, and GenAI architectures
• Experience in cloud security architecture
• Expertise in cryptography, identity, and data protection
• Deep knowledge of API security and zero trust principles
• Experience with secure model hosting platforms
• Knowledge of AI explainability and model governance tooling
• Contributions to AI security research or open-source

What's in it for you?

• Diversity, Equity, Inclusion & Allyship - We strive to create an inclusive culture where every employee is empowered to reach their fullest potential, respected for who they are, and are embraced through bias-free practices and inclusive values across Scotiabank. We embrace diversity and provide opportunities for all employee to learn, grow & participate through our various Employee Resource Groups (ERGs) that span across diverse gender identities, ethnicity, race, age, ability & veterans.
• Accessibility and Workplace Accommodations - We value the unique skills and experiences each individual brings to the Bank and are committed to creating and maintaining an inclusive and accessible environment for everyone. Scotiabank continues to locate, remove and prevent barriers so that we can build a diverse and inclusive environment while meeting accessibility requirements.
• Upskilling through online courses, cross-functional development opportunities, and tuition assistance.
• Competitive Rewards program including bonus, flexible vacation, personal, sick days and benefits will start on day one.
• Community Engagement - no matter where you choose to work from; we offer opportunities for community engagement & belonging with our various programs such as hackathons, contests, Humans of Digital and much more!

Location(s):  Canada : Ontario : Toronto 

Scotiabank is a leading bank in the Americas. Guided by our purpose: "for every future", we help our customers, their families and their communities achieve success through a broad range of advice, products and services, including personal and commercial banking, wealth management and private banking, corporate and investment banking, and capital markets.  

At Scotiabank, we value the unique skills and experiences each individual brings to the Bank, and are committed to creating and maintaining an inclusive and accessible environment for everyone. If you require accommodation (including, but not limited to, an accessible interview site, alternate format documents, ASL Interpreter, or Assistive Technology) during the recruitment and selection process, please let our  Recruitment team know. If you require technical assistance, please click here. Candidates must apply directly online to be considered for this role. We thank all applicants for their interest in a career at Scotiabank; however, only those candidates who are selected for an interview will be contacted.