Senior IT Security Design Specialist

Provide expert-level security architecture design, engineering, analysis, and advisory support across enterprise IT and cyber security environments for defence and government initiatives. Apply enterprise architecture methodologies (TOGAF, FEAF, BTEP, GSRM, Zachman, UMM) and secure IT architectures, protocols (IPSec, SSL, SSH, S-MIME, HTTPS), and risk-based security controls. Develop security advisories, architecture documentation, options analyses, and risk assessments; support IT security program activities; deliver training materials for stakeholders and DND personnel; brief senior managers on risks and recommendations. Requires at least 10 years of experience as an IT Security Design Specialist, with at least 5 years in security technology evaluation and advisory roles; experience across multiple OSI/TCP-IP layers; strong written communication and ability to work with government/regulated environments; Security Clearance: Secret Clearance & CGP eligibility; certifications such as CISM, CRISC, or CISSP.