Senior Cybersecurity Test Engineer

Myticas Consulting Inc.; Ottawa; On-site; CAD 110,000 - 170,000; Full time

Job summary

Myticas Consulting in Ottawa, Ontario seeks a Senior Cybersecurity Test Engineer to lead security testing across applications, cloud, APIs, and integrations. You will design and implement comprehensive tests to identify vulnerabilities and validate controls within the SDLC and DevSecOps processes.

You will collaborate with cybersecurity, development, infrastructure, and cloud teams, develop reusable test cases and automation, and mentor junior testers.

Qualifications

• 8+ years of experience in cybersecurity testing and related roles.
• Hands-on testing across apps, infrastructure, cloud and integrations.
• Proficient in STRIDE, MITRE ATT&CK, OWASP threat modeling.
• Strong cloud security testing knowledge (AWS/Azure/GCP).
• Experience with security testing tools and automation.

Responsibilities

• Plan, design, and execute security testing across applications, infrastructure, cloud environments, APIs, and system integrations.
• Develop threat-based security test scenarios using STRIDE, MITRE ATT&CK, OWASP testing approaches.
• Perform vulnerability assessments and validation of security controls.
• Collaborate with development, cloud, and security teams to integrate testing throughout the SDLC.
• Mentor junior testers and report findings to stakeholders.

Skills

8+ years cybersecurity testing

Threat modeling

Cloud security testing

API security

Vulnerability testing

DevSecOps

SAST/DAST/CI

Container security

Security standards

Certifications (OSCP/CISSP/etc)

Tools

Burp Suite

OWASP ZAP

Nessus

Qualys

Fortify

Checkmarx

Veracode

Job description

Role Overview

We are seeking a Senior Cybersecurity Test Engineer to lead and execute security testing activities across applications, infrastructure, cloud environments, APIs, and system integrations. This role is responsible for designing, implementing, and performing comprehensive security testing to identify vulnerabilities, validate security controls, and ensure organizational security requirements are effectively met. The successful candidate will collaborate closely with cybersecurity, development, infrastructure, and cloud teams to integrate security testing throughout the system development lifecycle.

Key Responsibilities

• Plan, design, and execute security testing activities across applications, infrastructure, cloud environments, APIs, and system integrations.
• Develop and execute threat-based security test scenarios using methodologies such as STRIDE, MITRE ATT&CK, and OWASP testing approaches.
• Perform security testing and validation for:
  • Identity and Access Management (IAM)
  • APIs and microservices
  • Data flows and system integrations
  • Cloud environments
  • Applications and infrastructure
• Conduct manual and automated security testing, including vulnerability assessments and security control validation.
• Execute application security testing, API security testing, cloud security testing, and infrastructure security assessments.
• Identify, document, and report vulnerabilities, security gaps, and control weaknesses, and provide remediation recommendations.
• Validate remediation efforts through retesting and verification activities.
• Develop and maintain reusable security test cases, scripts, automation frameworks, and testing procedures.
• Support security risk assessments, investigations, incident reviews, and security-related escalations.
• Collaborate with development, cloud, infrastructure, architecture, and cybersecurity teams to integrate security testing throughout the SDLC and DevSecOps processes.
• Generate security testing reports, technical findings, risk assessments, and testing metrics for stakeholders.
• Contribute to the development and continuous improvement of security testing standards, procedures, and best practices.
• Mentor junior security testers and provide guidance on security testing methodologies and tools.

Required Skills & Experience

• 8+ years of experience in cybersecurity testing, security engineering, application security, penetration testing, or related disciplines.
• Strong hands-on experience executing security testing across applications, infrastructure, cloud environments, and integrations.
• Experience with threat modeling methodologies such as STRIDE, MITRE ATT&CK, OWASP Threat Modeling, or equivalent frameworks.
• Strong knowledge of cloud security testing within AWS, Azure, and/or GCP environments.
• Experience testing APIs, identity platforms, IAM solutions, authentication mechanisms, and authorization controls.
• Strong understanding of application, infrastructure, network, and integration security principles.
• Experience with security testing tools, vulnerability scanning, and automated testing frameworks.
• Hands-on experience performing vulnerability assessments, security control validation, and remediation testing.
• Knowledge of security requirements, controls, risk management principles, and compliance frameworks.
• Strong analytical, troubleshooting, and investigative skills.
• Excellent technical documentation, reporting, and communication skills.
• Ability to work effectively with developers, architects, engineers, and cybersecurity stakeholders.

Preferred Qualifications

• Experience integrating security testing into CI/CD pipelines and DevSecOps environments.
• Experience with dynamic application security testing (DAST), static application security testing (SAST), software composition analysis (SCA), and container security testing.
• Knowledge of security testing tools such as Burp Suite, OWASP ZAP, Nessus, Qualys, Fortify, Checkmarx, Veracode, or similar solutions.
• Experience testing containerized and Kubernetes-based environments.
• Familiarity with security frameworks and standards such as NIST, ISO 27001, CIS Controls, OWASP, and PCI-DSS.
• Relevant certifications such as OSCP, CISSP, GIAC, CEH, GWAPT, GPEN, Security+, or cloud security certifications would be considered an asset.