Senior Security Architect – Security Architecture Assessments

Russell Tobin & Associates is hiring on behalf of one of its esteemed clients. Job ID: 26-26237 Job Title: Senior Security Architect – Security Architecture Assessments Location: Toronto, ON, Canada (Hybrid) Duration: 124 business days Client: Public Sector Pay Rate: $80 - $90/hr [CAD] Education: A bachelor’s degree or equivalent professional business experience in a technical field is considered an asset. Certification: Any of the following cyber security and cloud security architecture (e.g., CISSP-ISSAP, CCSP, GDSA) Any of the following are an asset. ArchiMate, TOGAF, SABSA, Zachman. Must have Skills: 10+ years of experience in IT security principles, practices, technologies, programs, and procedures. Strong knowledge of cloud architecture and security controls. Certification in cybersecurity or cloud security architecture, such as: CISSP-ISSAP CCSP GDSA Strong understanding of both cloud and on-premises system/application architectures and security controls. 5–7 years of hands-on experience with threat modeling techniques, including: STRIDE PASTA MITRE ATT&CK Data Flow Diagrams (DFDs) Attack vector identification Secure design and risk mitigation 5–7 years of extensive experience with cloud and on-premises security controls and architecture, including identifying security gaps and recommending enhancements. 5+ years of experience authoring technical and executive-level reports and delivering presentations to stakeholders and senior leadership. Role and Responsibilities: Conduct security architecture assessments of proposed solution architectures, technologies, designs, and IT development processes. Identify security architecture gaps, deviations from approved standards and patterns, threats, vulnerabilities, and risks. Recommend security architecture options and mitigations that improve the security of solutions and business processes. Develop and maintain security reference architectures, network diagrams, standards, patterns, and guidelines. Develop security requirements and provide guidance on technologies throughout the project lifecycle. Ensure optimal placement and adequacy of security technologies within cloud environments based on the cloud service model being used. Assess cloud architectures for compliance with approved security architectures, standards, policies, and decision records. Identify and recommend solutions to address gaps between current security posture and industry standards, best practices, and regulatory requirements. Leverage existing best practices while proposing, developing, and integrating new security architecture practices. Manage multiple security-related projects simultaneously and provide status updates to senior management. Act as a Subject Matter Expert (SME) on security architecture and take ownership of complex security initiatives and deliverables. Identify and escalate issues and work with project teams to ensure application management and quality standards are met. Collaborate with technical and non-technical stakeholders throughout the project lifecycle. Develop and contribute to enterprise-level Information Security capabilities while reducing siloed and redundant solutions. If this opportunity matches your experience and career goals, please share your most updated resume for consideration. About Us Russell Tobin is a leading minority-owned professional and technical recruitment and staffing advisory organization. We are comprised of specialized practices focusing on a variety of skill sets and industries. Having a depth and breadth of industry expertise, our subject matter experts are able to provide tailored and swift sourcing solutions to fulfill client hiring needs. In other words, we connect top talent with companies. We are the staffing arm of the Pride Global network, a minority-owned integrated human capital solutions firm, with additional offerings in vendor management, payroll programs, and business process optimization. Equal Employment Opportunity Russell Tobin is an equal opportunity employer. We do not discriminate on the basis of the race, religious creed, color, national origin, ancestry, physical disability, mental disability, reproductive health decision making, medical condition, genetic information, marital status, sex, gender, gender identity, gender expression, age, sexual orientation, veteran or military status, or any other characteristic protected by applicable federal, state, or local law.

Conduct security architecture assessments to identify gaps, threats, and vulnerabilities in proposed solution designs. Develop security reference architectures, standards, and guidelines while providing expert guidance throughout the project lifecycle.

Requires over 10 years of experience in IT security and 5-7 years of hands-on experience with threat modeling and cloud security controls. A bachelor's degree and certifications such as CISSP-ISSAP, CCSP, or GDSA are highly desired.

Relevées dans la description du poste. Confirmez les exigences importantes ci-dessus.

• Security Architecture Assessment
• Cloud Security
• Threat Modeling
• STRIDE
• PASTA
• MITRE ATT&CK
• Data Flow Diagrams
• Risk Mitigation
• Technical Reporting
• Stakeholder Management
• Security Reference Architectures
• Network Diagramming
• Compliance Assessment
• Enterprise Security
• IT Security Principles
• Cloud Architecture

• Security & Safety
• Technology
• Government & Public Sector
• Consulting
• Software

Formation minimale

Diplôme professionnel

Expérience minimale

10+ ans

Postuler avant le

25 sept. 2026

Langue de l’offre

anglais

Heures de travail

40 heures par semaine

Niveau d’expérience

Mid-Senior level

Mode de candidature

La candidature directe est offerte