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Added 24 mins ago
Test Engineer
Atlantis IT Group
Toronto, ON
Contract
We are seeking a Testing Engineer to work closely with the PO/BSA/POD teams to understand business requirements, design test plans and test cases, and participate in all aspects of testing.…
Added 24 mins ago
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Contract
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Added 25 mins ago
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Added 40 mins ago
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Added 55 mins ago
CyberSecurity Specialist
Themesoft Inc.
Toronto, ON · North York, ON
Contract
Develop and integrate agents, LLMs, APIs, security tools, automation, and test environments.
Added 1 hour ago
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Added 8 hours ago
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Designer, Development (Electrical)
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Added 13 hours ago
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Added 13 hours ago
AI Product and Automation Tool Developer
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Added 13 hours ago
Senior Analyst, Technology Innovation (T & I) (Telework/Hybrid)
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Themesoft Inc.

CyberSecurity Specialist

Toronto, ON, Canada
North York, ON, Canada

Job type: Contract
Apply by: Oct 25, 2026
Posting language: English
Posted: Sep 25, 2026

Apply About employer

Applications open in a new tab.

Original job description

Role: CyberSecurity Specialist

Location- North York, ON-Hybrid

Duration: 12 months

Job Description/ Responsibilities

Technical Security Research Engineer to research, prototype, evaluate, and operationalize emerging cybersecurity capabilities. This is a hands-on role for someone who can move from a research hypothesis to working code, proof-of-concept, product evaluation, and enterprise recommendation.

Responsibilities

Build agentic AI security harnesses, prototypes, and POCs for new cyber capabilities.

Research AI Security, Agentic AI, Application Security, quantum/PQC, blockchain, and other emerging technologies.

Develop and integrate agents, LLMs, APIs, security tools, automation, and test environments.

Evaluate new cybersecurity products and startups through hands-on testing, benchmarking, and technical due diligence.

Validate vendor claims and assess security, scalability, integration complexity, and enterprise applicability.

Help transition successful research prototypes toward operational use.

Present technical findings and recommendations to engineering, security leadership, and investment stakeholders.

Qualifications

Master’s degree in Cybersecurity, Computer Science, AI, Computer Engineering, or related field; PhD welcomed.

Strong hands-on software development skills, particularly Python, Java, Node, Go, C/C++ with experience in additional modern programming languages.

Experience with LLMs, AI agents, tool calling, orchestration frameworks, APIs, cloud, containers, and security automation.

Strong knowledge of Application Security, AI Security, vulnerability research, threat modeling, Secure development, Network security, infrastructure Security, Security Architecture and other security domains.

Demonstrated ability to design experiments, build prototypes, and evaluate emerging technologies.

Strong technical writing and presentation skills.

Highly Valued

Research papers or presentations at recognized cybersecurity, AI, or systems forums.

Experience with AI red teaming, autonomous penetration testing, agent security, or AI-native security tooling.

Cybersecurity startup, founder, or early-stage product experience.

Experience pitching to venture capital, corporate venture teams, accelerators, or investment stakeholders.

Patents, open-source security projects, vulnerability research, or other demonstrated technical innovation.

Certifications : CISSP, OSCP, CSSLP or equivalent

Ideal Candidate

The ideal candidate combines the mindset of a security researcher, software engineer, and emerging-technology evaluator and is comfortable turning new ideas into measurable, working cybersecurity capabilities.

What are the top 3 skills required for this role?

AI Security & Agentic AI Development

Experience with LLMs, AI agents, tool calling, orchestration frameworks, APIs, and security automation

Ability to build agentic AI security harnesses, prototypes, and proof-of-concepts

Knowledge of AI Security and emerging AI-native security technologies

Security Research & Emerging Technology Evaluation

Research experience in Application Security, AI Security, Quantum/PQC, Blockchain, and other emerging technologies

Ability to design experiments, build prototypes, benchmark products, and perform technical due diligence

Experience validating vendor claims and assessing enterprise applicability

Software Engineering & Security Architecture

Strong development skills in Python (most important), along with Java, Node.js, Go, and C/C++

Hands-on experience integrating APIs, cloud platforms, containers, and automation frameworks

Deep understanding of Application Security, Threat Modeling, Secure Development, Network Security, Infrastructure Security, and Security Architecture

Authorization: Applicants must be legally authorized to work in Canada.

Regards,

_______________________

Parthasarathy K

Lead Recruiter

Work: 972-474-8787 Ext: 306,Direct: 972-737-8607

Partha.k@themesoft.com

Themesoft Inc |Themesoft Jobs

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More about this job

Responsibilities

Research, prototype, and evaluate emerging cybersecurity capabilities, including agentic AI security tools, and integrate agents, LLMs, APIs, and security automation. Test cybersecurity products and vendor claims, help transition successful prototypes toward operational use, and present technical findings and recommendations to stakeholders.

Requirements

A master's degree in cybersecurity, computer science, AI, computer engineering, or a related field is required; a PhD is welcomed. The role calls for strong software development skills, experience with LLMs and AI agents, broad cybersecurity knowledge, and the ability to design experiments, build prototypes, evaluate technologies, and communicate findings.

Skills

AI Security
Agentic AI Development
LLMs
Security Research
Emerging Technology Evaluation
Python
Software Engineering
Application Security
Security Architecture
Threat Modeling
Security Automation
Cloud Platforms
Containers
Technical Due Diligence

Visa sponsorship

Not detected in the job text

Hiring contact

Parthasarathy K

Hiring contact email

Partha.k@themesoft.com

Keywords

Cybersecurity
AI Security
Agentic AI
LLMs
AI Agents
Tool Calling
Orchestration Frameworks
Python
Java
Node.js
Go
C/C++
APIs
Cloud
Containers
Security Automation
Application Security
Quantum Computing
Post-Quantum Cryptography
Blockchain
Vulnerability Research
Threat Modeling
Secure Development
Network Security
Infrastructure Security
Security Architecture
AI Red Teaming
CISSP
OSCP

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