Senior Cyber Security Specialist
Posted:
20 May 2026 (30+ days ago)
Application Deadline:
17 August 2026
Vacancies:
1 Vacancy
Job Summary
Assignment: RQ00650 - Security Specialist - Senior
Requisition: RQ00650
Job Title: Senior Cyber Security Specialist
Client: Supply Ontario
Start Date:
End Date:
Department: Operations
Office Location: 200 Front St West Toronto
Business Days: 260.00
Location: 5 days onsite (subject to HMs discretion)
Public Sector Experience: No
NOTE - Provide after-hours support as required for security events or high-priority operational needs.
Must Haves:
- 7 years of hands-on cyber security experience supporting security operations incident response threat intelligence secure architecture and other security assurance activities.
- Experience designing implementing and securing cloud environments (e.g. Azure) including cloud-native security controls and architecture best practices.
- Strong experience supporting and coordinating incident response activities including cross-functional coordination and incident lifecycle management.
- Demonstrated experience in project delivery including planning coordination stakeholder engagement and execution of security initiatives.
- Strong business analysis skills including requirements gathering documentation and translating business needs into security solutions and risk-based recommendations.
Description
About Supply Ontario:
- Supply Ontario is the provinces centralized procurement agency that enables a holistic government approach to purchasing goods and services. At Supply Ontario we believe that modernizing procurement is a key driver of success for Ontarios public sector. Our mandate is to strengthen supply chain management and procurement across the public sector ensuring that Ontario ministries provincial agencies hospitals school boards childrens aid societies and more have access to high-quality timely reliable products at the best value.
- As we mature the agency we are looking for Fee-for-Service (FFS) resources to help support our cyber security program that will enable the organization to deliver on its mandate.
Project Overview:
- In response to the escalating cyber threats in todays digital landscape Supply Ontario is maturing its strategic initiatives to expand its cyber security program. This initiative aims to strengthen the organizations security posture safeguard sensitive data and ensure continuity of operations in the face of evolving cyber risk.
- The objective is to establish and mature a comprehensive cyber security program that supports Supply Ontarios core business functions. This includes continuous improvement of proactive and reactive security controls across Confidentiality Integrity and Availability (CIA). Key program areas include Cloud Security Vulnerability Management Cyber Risk Management Security Operations Incident Response Threat Intelligence Security Architecture Policy Development Compliance and Training & Awareness.
- The program will leverage industry best practices and modern security technologies to enhance resilience and ensure alignment with enterprise and public sector security expectations.
Experience required:
- 7 years of hands-on cyber security experience supporting security operations incident response threat intelligence secure architecture and other security assurance activities.
- Experience designing implementing and securing cloud environments (e.g. Azure) including cloud-native security controls and architecture best practices.
- Strong experience supporting and coordinating incident response activities including cross-functional coordination and incident lifecycle management.
- Demonstrated experience in project delivery including planning coordination stakeholder engagement and execution of security initiatives.
- Strong business analysis skills including requirements gathering documentation and translating business needs into security solutions and risk-based recommendations.
- Strong knowledge of cyber risk management frameworks and conducting threat risk assessments with associated mitigation strategies.
- In-depth knowledge of industry standards and frameworks such as NIST 800-53 ISO/IEC 27001 and CIS Controls.
- Experience working with SOC audit reports (including SOC 2 Type II) and supporting audit/compliance activities.
- Strong understanding of cyber security concepts including vulnerabilities threats encryption defense-in-depth authentication risk management and security operations.
- Knowledge of threat modeling and adversary frameworks such as Cyber Kill Chain MITRE ATT&CK Diamond Model and IOCs.
- Experience supporting vulnerability management including scanning prioritization remediation tracking and reporting.
- Experience supporting cyber security awareness and training programs across organizations.
- Strong experience managing cyber security vendors and service providers including performance oversight and service level management.
- Strong interpersonal and communication skills with the ability to engage technical teams business stakeholders and senior leadership.
- Strong written and verbal communication skills with experience producing technical and business-level documentation.
- Ability to adapt to changing priorities in agile or evolving project environments.
- Experience coordinating and supporting security architecture requirements for systems and enterprise IT projects.
Deliverables
- The Senior Cyber Security Specialist will play a key role in delivering and maturing a robust cyber security program.
Responsibilities include:
- Support the development and continuous improvement of a comprehensive cyber security program aligned to organizational needs risk profile and regulatory requirements.
- Define and implement cloud security strategies architectures and controls to ensure secure adoption and operation of cloud services.
- Support the maturity of Security Operations Center (SOC) capabilities including monitoring detection investigation and response processes.
- Establish and support effective vulnerability management capabilities including scanning prioritization remediation tracking and risk reporting.
- Coordinate cyber security projects and initiatives including planning scheduling risk management stakeholder communication and delivery oversight.
- Define track and report on cyber security KPIs and metrics to measure program effectiveness support risk-based decisions and drive continuous improvement.
- Support the development maintenance and governance of cyber security policies standards and procedures aligned to industry best practices.
- Conduct and support cyber risk and threat assessments including identification of vulnerabilities and development of mitigation strategies.
- Support and coordinate incident response activities including preparation detection containment eradication recovery and post-incident analysis.
- Establish and maintain relationships with cyber security vendors and service providers including performance monitoring and alignment to security requirements.
- Support compliance activities including regulatory alignment internal/external audits and security assessments.
- Support cyber security awareness and training initiatives to strengthen organizational security culture.
- Evaluate recommend and support implementation of cyber security tools technologies and controls to improve security posture.
- Produce regular reporting on cyber security posture risks incidents vulnerabilities and compliance status for stakeholders.
- Define evaluate and assess security architecture requirements for enterprise systems and IT projects ensuring security-by-design principles are applied.
- Ensure security and contingency measures are integrated into system development and operational processes.
- Provide after-hours support as required for security events or high-priority operational needs.
Desirable Qualifications:
- Bachelors degree in Information Technology Computer Science Cyber security or related discipline.
- Relevant certifications such as CISSP CCSP SSCP Security or GIAC certifications.