Security System Architect - Satellite & Ground Networks

Telesat; Ottawa; Hybrid; CAD 120,000 - 180,000; Full time

Job summary

Telesat in Ottawa seeks an experienced Security System Architect to secure next-generation satellite and ground systems. You will lead cybersecurity integration across the product lifecycle, champion secure-by-design principles, and coordinate with Segment Domain Architects, engineering teams, and Product Cybersecurity stakeholders.

This role requires deep hands-on understanding of development processes, threat modeling, security risk assessments, and DevSecOps practices to balance security with

Qualifications

• Bachelor's degree required in relevant field.
• 10+ years in cybersecurity or system architecture with product development experience.
• Experience in aerospace or mission-critical environments.
• Experience securing embedded, networked, and cloud-native systems.
• Certifications are assets.

Responsibilities

• Lead cybersecurity integration across product lifecycle.
• Define and maintain cybersecurity development architecture across systems.
• Translate security requirements into actionable items for development teams.
• Bridge between development and cybersecurity teams to implement secure-by-design principles.
• Lead threat modeling and architecture reviews throughout lifecycle.
• Evaluate vulnerabilities and support remediation efforts.
• Support DevSecOps practices and automated security tooling in CI/CD.
• Assist Operations with security monitoring and incident response.

Skills

Cybersecurity

System architecture

Threat modeling

Security risk assessments

DevSecOps

Stakeholder management

Security verification

Kubernetes

VMs

PKI

Education

Bachelor's degree in Computer Science, Cybersecurity, Electrical Engineering, or related field

Tools

SAST

DAST

SCA

Vulnerability management

SIEM platforms

Kubernetes

Container security

PKI

Job description

Telesat in Ottawa seeks an experienced Security System Architect to secure next-generation satellite and ground systems. You will lead cybersecurity integration across the product lifecycle, champion secure-by-design principles, and coordinate with Segment Domain Architects, engineering teams, and Product Cybersecurity stakeholders.

This role requires deep hands-on understanding of development processes, threat modeling, security risk assessments, and DevSecOps practices to balance security with