Principal Cybersecurity Specialist, Incident Response

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 #4331

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 Principal Cybersecurity Specialist, Incident Response

The Principal 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 leading 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 Principal 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 drive process improvements and establish documentation for new tools.

The mandate

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

• Mentoring and elevating the technical capabilities of the SOC team.
• 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 correlating gathered data from various resources to determine the impact of the incident.
• Leading containment and eradication efforts, making critical decisions during high-severity incidents.
• Participating in on-call and hands-on scheduled shift rotations, including outside of business hours.
• Leading Security Incident Response and serving as the escalation point for complex investigations across internal teams and third party providers.
• Documenting incident timelines, evidence, and actions taken for post-incident review.
• Leading post-incident reviews and driving continuous improvement from lessons learned.
• Defining and continuously improving the SOC's incident response playbooks, runbooks, and detection strategy.
• Designing and leading tabletop exercises and IR simulations.
• Coordinating and running proactive investigations and threat hunts across corporate environments and detecting malicious activities.
• Maintaining up-to-date understanding of security threats, countermeasures, security tools, cloud security and SaaS technologies.
• Setting the standard for technical proficiency; evaluating and recommending tools, techniques, and methodologies for the team.
• Presenting investigation, incident response findings and strategic recommendations to senior leadership and executive stakeholders.
• Defining, owning, and reporting on SOC operational metrics (MTTD, MTTR, alert fidelity) and using data to drive strategic improvements.

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

• 8+ years of relevant experience in performing and leading Cybersecurity Incident Response and Threat Hunting activities in a complex incident management or Security Operations Center environment
• Extensive experience designing, implementing and optimizing detection rules and detection-as-code frameworks
• Demonstrated expertise integrating security tools via APIs for automation, and hands-on experience implementing Security Orchestration, Automation, and Response (SOAR) workflows
• Deep expertise leading complex, multi-vector investigations and incident response using EDR tools such as CrowdStrike Falcon and SIEM tools such as Elastic Security (KQL, ESQL, Timeline analysis)
• Advanced experience with forensic triage (disk, memory, network) and multiple operating systems (Mac, Linux, Windows)
• Proven track record of designing and maturing SOC processes, playbooks, detection strategies, SIEM correlation rules, and incident reports
• Proven ability to lead incident management for high-severity incidents, with excellent communication under pressure
• Proficiency in programming languages such as Python, JavaScript and others for security automation and tooling development
• Deep understanding of NIST Cybersecurity Framework, MITRE ATT&CK, and ability to apply them to detection engineering and threat modeling
• Comprehensive understanding of security products and device monitoring tools including Firewalls, IDS/IPS, Phishing and e-mail security, content filtering, DDoS, WAF, and more
• Demonstrated experience mentoring and developing technical skills across a security team
• Strong ability to translate technical findings into strategic recommendations for leadership
• Experience with cloud-native security monitoring (GCP, AWS, Azure)

Nice to have

• Hold GCIH, GCED, CCFR, HTB CDSA, GCFA, CHFI, GREM, OSCP, CISSP or similar relevant certifications

Additional Information…

• Operating hours for this role are standard office hours, Monday to Friday with on-call scheduled rotations, including weekends and evenings

Enter your career inflection point. Apply now.

#LI-NP1

#LI-Hybrid

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

$120,000—$140,000 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.