Senior Cybersecurity Specialist - Incident Response

Questrade Financial Group; Toronto; Hybrid; CAD 90,000 - 120,000; Full time

Benefits offered by this job

Health & wellbeing resources

Paid vacation & leave

Competitive compensation

Work-life balance

Career growth

Community involvement

Inclusive environment

Job summary

Questrade Financial Group is seeking a Senior Cybersecurity Specialist, Incident Response, to safeguard our infrastructure and data. You will manage the full incident response lifecycle from investigation through recovery and work with internal teams and vendors.

The role requires 5+ years in IR and threat hunting, experience with CrowdStrike and Elastic, and familiarity with SOAR, MITRE ATT&CK, and NIST frameworks. This is a hybrid work environment with competitive compensation and benefits.

Qualifications

• 5+ years in Cybersecurity Incident Response and Threat Hunting.
• Hands-on experience tuning detection rules.
• Experience integrating tools via APIs for automation.
• Proficiency with CrowdStrike Falcon and Elastic Security.
• Forensic triage across Windows, macOS, Linux.

Responsibilities

• Mentor junior SOC analysts.
• Monitor, analyze and report cybersecurity incidents.
• Investigate and analyze threat indicators.
• Coordinate IR with internal teams and 3rd party providers.
• Maintain and improve incident response playbooks.
• Participate in on-call rotations.
• Document incident timelines and actions taken.

Skills

Cybersecurity incident response

Threat hunting

Detections & rules

Communication under pressure

Tools

Elastic Security

CrowdStrike Falcon

SOAR concepts

Job description

Questrade Financial Group (QFG), through its companies - Questrade, Questbank, Questrade Wealth Management, Community Trust Company, Zolo, and Flexiti, provides securities and foreign currency investment, professionally managed investment portfolios, mortgages, real estate services, financial services and more. We use cutting-edge technology to help Canadians become much more financially successful and secure.

At QFG, we combine human-centric collaboration with AI-driven innovation to redefine financial services. The ideal candidate will be a catalyst for change, using AI to transform and deliver unparalleled customer experiences and shaping a future where AI empowers our teams to do their best work.

Join our diverse, inclusive, and hybrid workplace to unleash your creativity and nurture your curiosity without limits. If you share this sense of infinite possibility, come shape your future at QFG.

This job posting is for an existing vacancy.

What’s in it for you as an employee of QFG?

• Health & wellbeing resources and programs
• Paid vacation, personal, and sick days for work-life balance
• Competitive compensation and benefits packages
• Work-life balance
• Career growth and development opportunities
• Opportunities to contribute to community causes
• Work with diverse team members in an inclusive and collaborative environment

We’re looking for our next Senior Cybersecurity Specialist, Incident Response. Could It Be You?

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.

Need more details? Keep reading…

• 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).

So are YOU our next Senior Cybersecurity Specialist, Incident Response? You are if you have…

• 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.

Additional Kudos If You…

• 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

Compensation Information:

• Base salary range: $90,000 - $120,000
• 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.

At Questrade Financial Group of Companies, with multiple office locations around the world, we are committed to fostering a diverse, inclusive and accessible work environment. This is an environment where individuals are treated with dignity and respect. Here, the unique skills and experience you bring will be valued. You will be supported and motivated, so that you can harness your unlimited potential. Our team reflects the diversity of the communities we serve and operate in. Having a collaborative and diverse team helps us push boundaries to bring the future of fintech into existence—not only for the benefit of our customers, but for those who build their career with us.

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

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