We are seeking a contract based senior Cyber Security Architect to provide enterprise-level security architecture leadership, support risk and threat assessments (TRA), and partner with external assessors on third-party assurance and resiliency initiatives. This role requires strong technical depth combined with the ability to clearly articulate security risks and strategies in business terms to executive stakeholders.
Responsibilities
- Provide enterprise-level cyber security architecture guidance across applications, infrastructure, cloud, and integrations
- Lead and contribute to Threat Risk Assessments (TRAs) for new initiatives and system changes
- Conduct security architecture and product reviews, identifying risks and recommending mitigation strategies
- Translate technical security risks into clear business impact statements for leadership
- Support Third-Party Assessments (TPA) and resiliency initiatives in collaboration with vendors
- Assist with vendor security reviews and control assessments
- Participate in resiliency testing, simulations, and tabletop exercises
- Support external assessments, audits, and cyber maturity reviews led by vendors
- Contribute to security tool selection, evaluation, and Proof of Concept (POC) activities
- Provide architectural oversight to ensure security-by-design principles are embedded in solutions
- Advise business and technology stakeholders on balancing security, risk, cost, and operational impact
Requirements
- 8–12+ years of experience in cyber security, including significant architecture experience
- Strong background in enterprise security architecture (cloud, application, infrastructure, network)
- Hands-on experience conducting Threat Risk Assessments (TRA)
- Experience supporting Third-Party Assessments (TPA) and external audit engagements
- Knowledge of business resiliency, disaster recovery, and security testing practices
- Experience assisting with security tool selection, POCs, and technical simulations
- Familiarity with security frameworks such as NIST, ISO 27001, CIS, or SOC 2
- Strong technical depth combined with the ability to communicate effectively in business terms
- Experience working with external advisory firms (e.g., Big 4 such as EY) preferred
- Relevant certifications (CISSP, CISM, CCSP) considered an asset
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Cyber Security Architect in Mississauga employer: Resonaite
Resonaite is an exceptional employer that fosters a collaborative and innovative work culture, making it an ideal place for professionals looking to advance their careers in IT. With a focus on employee growth, you will have access to ongoing training and development opportunities while working in the vibrant city of Ottawa, known for its rich history and dynamic tech scene. The hybrid work model allows for flexibility, ensuring a healthy work-life balance as you contribute to impactful projects in a supportive environment.
