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Added 10 days ago
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Chief Mainframe Architect
Atos
Canada
- Full-time
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Canada
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Capacity and Performance Manager
Atos
Canada
- Full-time
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Senior Director, Service Delivery - z/OS Central Service
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Canada
- Full-time
Added 17 days ago
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Ingénieur CICS - systèmes centraux
Atos
Quebec, QC
- Contract
Added 17 days ago
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Expert Technique -systèmes centraux
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Added 17 days ago
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Architecte z/OS
Atos
Quebec, QC
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Added 17 days ago
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Architecte en chef
Atos
Quebec, QC
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Added 18 days ago
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Systems Testing/QA Specialist
Atos
Toronto, ON
- $80,000 to $100,000 CAD / year
- Full-time
Added 1 month ago
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Workday Developer
Atos
Canada
- Full-time
Added 1 month ago
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Quality Assurance Automation Engineer
Atos
Canada
- Full-time

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Closed listing

Atos

Security Engineer

Toronto, ON, Canada
North York, ON, Canada

Full-time

This opening has closed.

The original listing is kept below for reference.

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About employer

Job details

Job type: Full-time
Closing date: Oct 11, 2026
Experience: 5+ years of experience in cybersecurity engineering, security research, security architecture, or a related technical role.
Posting language: English
Posted: Sep 11, 2026

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Original job description

Archived listing. The details below describe a past opening.

Key Responsibilities

Research emerging cybersecurity technologies, attack techniques, and defensive capabilities.
Design, build, and validate proof-of-concepts (PoCs) to assess the feasibility of new security solutions.
Develop prototypes, tools, scripts, and automation to support security research initiatives.
Evaluate commercial and open-source security products and provide technical recommendations.
Conduct security testing, threat modeling, and capability assessments across enterprise environments.
Analyze emerging threats, vulnerabilities, and attacker tactics to identify security improvement opportunities.
Collaborate with engineering, security operations, architecture, and product teams to operationalize successful research outcomes.
Create technical documentation, research findings, architecture recommendations, and implementation guidance.
Support technology selection decisions through benchmarking, testing, and technical due diligence.
Stay current with cybersecurity trends, threat intelligence, AI-driven security advancements, and industry best practices.

Required Qualifications

Bachelor's or Master's degree in Computer Science, Cybersecurity, Information Security, or a related field.
5+ years of experience in cybersecurity engineering, security research, security architecture, or a related technical role.
Strong programming experience in one or more languages such as Python, Go, C/C++, Java, or Rust.
Hands-on experience developing prototypes, automation tools, or security-focused applications.
Strong understanding of:
Network Security
Application Security
Cloud Security
Identity & Access Management
Threat Detection and Response
Security Architecture Principles
Experience performing technical evaluations of security technologies and products.
Ability to communicate complex technical findings to both technical and business stakeholders.

About employer

More about this job

Responsibilities

The role involves researching emerging cybersecurity threats and designing proof-of-concepts to validate new security solutions. The engineer will develop automation tools and collaborate with cross-functional teams to operationalize research findings.

Requirements

Candidates need a Bachelor's or Master's degree in a relevant field and over 5 years of experience in security engineering or research. Proficiency in programming languages like Python or Go and a deep understanding of security architecture are required.

Skills

Cybersecurity Research
Proof-of-Concept Development
Python
Go
C/C++
Java
Rust
Network Security
Application Security
Cloud Security
Identity & Access Management
Threat Detection and Response
Security Architecture
Threat Modeling
Technical Documentation
Security Testing

Visa sponsorship

Not detected in the job text

Keywords

Cybersecurity
PoC
Automation
Threat Intelligence
AI-driven Security
Network Security
Application Security
Cloud Security
IAM
Threat Modeling
Python
Go
C/C++
Java
Rust
Security Architecture
Vulnerability Analysis
Benchmarking
Technical Due Diligence
IT Services
IT Consulting

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