Senior Ethical Hacker

Stantec; Mississauga; On-site; CAD 105,000 - 165,000; Full time

Benefits offered by this job

Health, dental and vision plans

Wellness program

Tuition reimbursement

Employee stock purchase program

Job summary

Stantec is seeking a Senior Ethical Hacker to conduct security assessments on web applications and cloud services, emulating real-world attacks using the Mitre Attack Framework. The role aims to uncover vulnerabilities, misconfigurations, and risks to prevent breaches and improve security posture.

Responsibilities include collaborating with security, engineering and cloud teams, delivering clear findings to executives, and building automated security workflows.

Qualifications

• Minimum 5-7+ years in cybersecurity with offensive security experience preferred.

Responsibilities

• Collaborate with cross-functional teams including security, engineering, cloud and network operations.
• Create reports and communicate findings to technical teams and executives.
• Develop processes to help engineering meet remediation goals.
• Present test findings in debrief meetings with C-Suite or sponsors.
• Penetration test cloud systems, applications and APIs to identify vulnerabilities.
• Assess cloud configurations, access controls, and encryption mechanisms.
• Validate findings within web and cloud environments and exploit where appropriate.
• Ensure coverage of app services, databases, Kubernetes, serverless functions, containers, and cloud storage for security issues.
• Architect automated workflows for security evaluation and assurance processes.
• Establish policy-based security baseline controls via Policy-as-Code.
• Engineer custom Python, Terraform, and Ansible extensions for security use cases.
• Populate internal training content and run live hacking webinars for teams.
• Conduct internal Red Team engagements and purple team engagements.

Skills

Security testing

Threat modeling

Python

Golang

Bash scripting

Burp Suite

Manual testing

Cloud security

Windows/Linux CLI

Communication

Reporting

Education

Related Degree or Certificate in Offensive Security/AI Red Teaming or Application Security

Tools

Python

Terraform

Ansible

Burp Suite Enterprise

Kubernetes

Azure/AWS/GCP/Oracle cloud

Job description

At Stantec, we have some of the world’s leading professionals passionate about enabling our business to be its best. Our business teams include finance, procurement, human resources, information technology, marketing, corporate development, HSSE, real estate, legal, and practice services. We bring diverse backgrounds, skills, and expertise and create a caring culture where everyone can thrive. Through teamwork and collaboration, we’re building a stronger, more resilient Stantec every day.

Your Opportunity

The Senior Ethical Hacker will conduct security assessments on web applications and cloud services by emulating real-world attacks using the Mitre Attack Framework. Their goal is to identify security weaknesses, help prevent data breaches and enhance the security posture by uncovering vulnerabilities, misconfigurations, and risks proactively before they are discovered by threat actors.

Your Key Responsibilities

Communication

• Collaborate with cross-functional teams (security, engineering, cloud and network operations).
• Create reports and communicate findings to various technical teams, architects and engineers.
• Create and communicate processes that could help engineering teams meet remediation goals.
• Create and verbally present your test findings in debrief meetings with the C-Suite or sponsors.

Cloud Application

• Conduct penetration tests on cloud systems, applications and APIs to identify vulnerabilities.
• Assess cloud/application specific configurations, access controls, and encryption mechanisms.
• Validate and exploit security findings within web/thick client apps and cloud environments.
• Validate various app services, databases, Kubernetes, serverless functions, container instances, images and cloud storage blob/buckets for security issues.

Project work/Knowledge Share

• Assist/Create rules of engagement for new pen test projects.
• Architect automated workflows for independent security evaluation and assurance processes
• Establish and enforce security baseline controls through Policy-as-Code implementations
• Engineer custom Python, Terraform, and Ansible extensions to enable specialized security and infrastructure use cases
• Create or populate content in the internal training lab so developers and security champions can stay current in offensive security with practical CTF's when time permits.
• Provide live hacking webinars for teams interested in learning by example.
• Conduct internal Red Team engagements.
• Participate in purple team engagements.

Your Capabilities and Credentials

• Minimum 5-7+ years working in some aspect of cybersecurity (Offensive Security experience preferred).
• Proficient with manual web/cloud penetration testing without using any tools.
• Proficient writing custom attack tools in Python, PHP, Golang and Bash Scripting.
• Proficient with interception proxies and attacking manually via Burp Suite Enterprise tool.
• Proficient building/maintaining attack automation systems (Commercial or Open-Source).
• Proficient building containers and automation pipelines for attacking purposes.
• Experience combining multiple low/medium findings to weaponize and achieve a higher level.
• Comfortable working exclusively from Windows or Linux command line.
• Comfortable "living off the land" using VIM/VI/Bash/SH/Perl/VBScript/WMI/PowerShell for post exploitation and lateral movement.
• Comfortable with writing XSS attacks, System/SQL injection payloads or weaponizing binaries.
• Comfortable attacking various popular public cloud services in (Azure/AWS/GCP/Oracle).
• Comfortable presenting audit findings to a small group or C-Suite during debrief meetings.
• Comfortable taking ownership for testing actions and performing blameless post-mortems.

Preference For The Following Additional Skills/Certifications

• OffSec Web Expert (OSWE) - Preferred
• OffSec (OSAI) - Preferred
• GIAC Web Application Penetration Tester (GWAPT)
• Burp Suite Certified Practitioner (BSCP)
• Pentester Academy Cloud Security Professional (PACSP)
• AI/LLM Penetration testing experience
• Acknowledged findings in a responsible disclosure or public, private Bug Bounty program.
• Certified Kubernetes Security Specialist (CKS)
• Terraform Associate (003)
• DevSecOps experience

Education and Experience

• Minimum 5 years relevant experience.
• Related Degree or Certificate, preferably in areas of Offensive Security, AI Red Teaming or Application Security

Pay Range

• Locations Outside of Lower Mainland - BC & Various locations in Ontario-$105,400.00 - $158,100.00 Annually
• Locations in Lower Mainland -- BC, GTA & Ottawa Ontario-$114,600.00 - $164,600.00 Annually

Pay Transparency:

In compliance with pay transparency laws, pay ranges are provided for positions in locations where required. Please note, the final agreed upon compensation is based on individual education, qualifications, experience, and work location. At Stantec certain roles are bonus eligible. Actual compensation for part-time roles will be pro-rated based on the agreed number of working hours per week.

Benefits Summary:

Regular full-time and part-time employees (working at least 20 hours per week) will have access to health, dental, and vision plans, a wellness program, health care spending account, wellness spending account, group registered retirement savings plan, employee stock purchase program, group tax-free savings account, life and accidental death & dismemberment (AD&D) insurance, short-term/long-term disability plans, emergency travel benefits, tuition reimbursement, professional membership fee coverage, and paid time off.

Temporary/casual employees will have access to group registered retirement savings plan, employee stock purchase program, and group tax-free savings account.

The benefits information listed above may not apply to union positions because benefits for such positions are governed by applicable collective bargaining agreements.

Primary Location:

Canada | ON | Toronto

Other Locations:

Canada | ON | Mississauga

Organization:

BC-1374 IT Services-CA Corporate

Employee Status:

Regular

Business Justification:

Replacement

Travel:

No

Schedule:

Full time

Job Posting:

19/08/2026 12:08:45

Req ID:

1007230

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