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Added 1 hour ago
PA
Systems Engineering Manager
PROVINCIAL AEROSPACE LTD
Halifax, NS · Vaughan, ON · Ottawa, ON · St. John's, NL
- Full-time
Proficiency with O365, engineering drawings, and data analysis tools.
Added 1 hour ago
PA
Systems Integration Manager
PROVINCIAL AEROSPACE LTD
St. John's, NL
- Full-time
This position offers the opportunity to lead a highly skilled technical team while collaborating across Engineering, Program Management, Supply Chain, In-Service Support, and external…
Added 1 hour ago
PA
ILS Manager
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- Full-time
…Integrated Support Services (ISS) activities - encompassing engineering, logistics, maintenance, IT systems, infrastructure, training and material support - throughout the entire product…
Added 1 hour ago
PA
Configuration Management Specialist
PROVINCIAL AEROSPACE LTD
Halifax, NS · Vaughan, ON · Ottawa, ON · St. John's, NL
- Full-time
This role will report to the Vice President of Systems Engineering from any of our offices in Ottawa ON, Vaughan ON, Halifax NS, or St. John’s NL.
Added 1 hour ago
PA
Project Coordinator
PROVINCIAL AEROSPACE LTD
St. John's, NL
- Full-time
…and reconnaissance, in-service support solutions, aircraft engineering and modification and crew resource management training. PAL Aerospace is internationally recognized by governments,…
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Toronto, ON
Have exceptional communication skills across all stakeholders and levels, including engineering, design, data, marketing, operations, customer service, legal and compliance.
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Toronto, ON
The Senior Product Manager (Sr. PM) is a strategic leader who oversees an entire product entity or a collection of high-impact product areas. Reporting directly to the Group Product…
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Senior Manager, Software Engineering
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Toronto, ON
We’re looking for our next Senior Manager, Software Engineering
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The Senior Manager, JSOC & Threat Hunting is a hands-on technical leader accountable for security monitoring, incident response, threat hunting and intelligence, detection and security…
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Senior Cybersecurity Specialist, Incident Response
Questrade
Toronto, ON
The Senior Cybersecurity Specialist, Incident Response is a critical contributor to delivering sustainable and measurable results in identifying and responding to cyber threats -…
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…systems, identifies systemic technical risks, and establishes engineering standards that scale organizationally - whether the highest-leverage work sits in the client experience, the…
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Principal Cybersecurity Specialist, Incident Response
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Toronto, ON
…cyber threats - safeguarding our company's infrastructure and data. You will be primarily involved in leading the alert development cycle, triaging and investigating alerts, managing the…
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Questrade

Senior Cybersecurity Specialist, Incident Response

Toronto, ON, Canada

$90,000 - $120,000 CAD

Apply on job-boards.greenhouse.io About employer

Applications open in a new tab.

Job details

Pay: $90,000 - $120,000 CAD
Work location: A hybrid environment, with at least three days in the office built for working together
Posting language: English
Posted: Nov 14, 2026

Original job description

Questrade is on a mission to help Canadians to become much more financially successful and secure.

For nearly 30 years, Questrade Financial Group has been delivering on that mission through investing, banking, mortgages, and real estate. Together, we tilt finance in favour of ambitious Canadians, creating new ways for them to seize the financial future they deserve.

We're looking for people who are ready to enter their career inflection point. Mission-driven, exceptional folks that never settle. The work here is hard because the responsibility is real. If that's the standard you've been looking for, keep reading.

Req #4330

The return on your career investment

Compensation and incentives built to reward the value you bring.
RRSP matching of up to 6%.
Health and wellness resources and programs, including $5,000 in mental health practitioner coverage.
$5,000 in tuition subsidies for job-related courses, every year.
100% parental top-up, up to 26 weeks for birthing parents and 18 weeks for non-birthing parents.
A hybrid environment, with at least three days in the office built for working together.
Paid vacation, personal, and sick days.
A community care day to give back to the causes you care about.

This job posting is for an existing vacancy.

We’re looking for our next Senior Cybersecurity Specialist, Incident Response

The Senior Cybersecurity Specialist, Incident Response is a critical contributor to delivering sustainable and measurable results in identifying and responding to cyber threats - safeguarding our company's infrastructure and data. You will be primarily involved in supporting the alert development cycle, triaging and investigating alerts, managing the full incident response lifecycle (investigation, containment, eradication, and recovery) and collecting and tracking metrics for reporting. The Senior Cybersecurity Specialist, Incident Response works alongside internal customers and our vendor support teams to ensure we are utilizing our security tools in accordance with corporate policies and growing business needs. You will work closely with Cybersecurity and IT teams to align priorities and execute plans for new initiatives, as well as contribute to process improvements and build documentation for new tools.

The mandate

In this role, responsibilities include but are not limited to:

Mentoring and providing technical guidance to junior SOC analysts.
Monitoring, analyzing and reporting possible cybersecurity attacks.
Investigating and performing analysis of threat indicators.
Gathering Indicators of compromise and any relevant data to use with threat hunting activities.
Leveraging security tools (Elastic, CrowdStrike and more) for analysis to identify malicious activities.
Analyzing identified malicious activity to determine Tactics, Techniques and Procedures.
Conducting research, analysis and correlate gathered data from various resources to determine the impact of the incident.
Executing containment and eradication actions following established playbooks.
Participating in on-call and hands-on scheduled shift rotations, including outside of business hours.
Coordinating Security Incident Response and investigation with other internal teams and 3rd party providers.
Documenting incident timelines, evidence, and actions taken for post-incident review.
Performing post-incident reviews and producing lessons-learned reports.
Maintaining and improving incident response playbooks and runbooks.
Participating in tabletop exercises and IR simulations.
Providing proactive security investigations and searches on corporate environments to detect malicious activities.
Maintaining up-to-date understanding of security threats, countermeasures, security tools, cloud security and SaaS technologies.
Maintaining technical proficiency through training, keeping up with industry best practices, and security frameworks.
Communicating investigation findings and risk posture to technical and non-technical stakeholders.
Owning and reporting on SOC operational metrics (MTTD, MTTR, alert fidelity).

You’re ready for this mandate if you have the following qualifications

5+ years of relevant experience in performing Cybersecurity Incident Response and Threat Hunting activities in a complex incident management or Security Operations Center environment
Hands-on experience in the creation and fine-tuning of detection rules
Practical experience integrating security tools via APIs for automation, and familiarity with Security Orchestration, Automation, and Response (SOAR) concepts
Deep experience with complex investigations and incident response using EDR tools such as CrowdStrike Falcon and SIEM tools such as Elastic Security (KQL, ESQL, Timeline analysis)
Experience with forensic triage (disk, memory, network) and multiple operating systems (Mac, Linux, Windows)
Solid experience with building SOC processes, playbooks, SIEM correlation rules, and incident reports
Proven experience in incident management and communication under pressure
Knowledge of programming languages such as Python, JavaScript and others
Knowledge of NIST Cybersecurity Framework, MITRE ATT&CK
Knowledge of security products and device monitoring tools including Firewalls, IDS/IPS, Phishing and e-mail security, content filtering, DDoS, WAF, etc.

Nice to have

Hold GCIH, GCED, CCFR, HTB CDSA, GCFA, CHFI or similar relevant certifications

Additional Information

Operating hours for this role are 3 pm to 11 pm, Monday to Friday with on-call scheduled rotations, including weekends

Enter your career inflection point. Apply now.

The final compensation package will be commensurate with the successful candidate's experience, skills, and geographic location (Canada). It includes a comprehensive benefits plan and a competitive incentive (bonus) program for Full-Time Permanent roles.

Base salary range

$90,000 - $120,000 CAD

Technology and AI

We mix human ingenuity with advanced technology. For ambitious builders like you, we provide the latest technology to enable your creativity. You'll have everything you need to build the best outcomes and products for our clients.

Diversity and Inclusion

At Questrade Financial Group of Companies, we’re committed to fostering a diverse, inclusive, and accessible work environment where individuals are treated with dignity and respect. Our global team reflects the diversity of the communities we serve and operate in.

Accessibility statement

Candidates selected for an interview are contacted directly. If you require accommodation during the recruitment or selection process, please let us know. We will work with you to meet your needs.

AI in hiring

Questrade Financial Group of companies Applicant Tracking System uses artificial intelligence (AI) for application screening. The AI system operates on predetermined criteria, with final decisions subject to human review.

Apply on job-boards.greenhouse.io About employer

More about this job

Responsibilities

The Senior Cybersecurity Specialist will monitor, investigate and respond to cyber attacks, contain and clean up incidents, and document findings. They will also mentor junior analysts, tune detection tools, and report on security metrics to technical and non-technical staff.

Requirements

Candidates need 5+ years of incident response and threat hunting experience in a SOC or complex incident environment, with hands-on work in EDR and SIEM tools like CrowdStrike and Elastic. They also need forensic triage skills across Windows, Linux and Mac, scripting knowledge in Python or JavaScript, and familiarity with NIST CSF and MITRE ATT&CK.

Skills

CrowdStrike Falcon
Elastic Security
KQL
ESQL
SIEM
EDR
SOAR
Python
JavaScript
MITRE ATT&CK
NIST Cybersecurity Framework
Forensic triage
Memory forensics
Disk forensics
Network forensics
Windows
Linux
macOS
Detection engineering
SIEM correlation rules
Threat hunting
Incident response
Playbook development
API integration
Firewalls

Benefits

RRSP matching up to 6%
Mental health practitioner coverage
Tuition subsidy
Parental top-up
Paid vacation, personal and sick days
Community care day
Incentive bonus program

Keywords

cybersecurity
incident response
threat hunting
SOC analyst
SIEM
EDR
CrowdStrike Falcon
Elastic Security
KQL
ESQL
SOAR
detection rules
forensics
MITRE ATT&CK
NIST Cybersecurity Framework
Python
JavaScript
playbooks
firewalls
IDS/IPS

Seniority

Senior

Perks

Generous paid time off
Parental leave
Retirement plan
Tuition support
Performance bonus
Wellness program

Tools

CrowdStrike Falcon
Elastic Security
SIEM
EDR
Firewalls
IDS/IPS
WAF

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Work requirements

Jobs in Canada