SIEM Threat Hunter & Security Operations Specialist

Hitachi Systems Security Inc.; Canada; Remote; CAD 80,000 - 110,000; Full time

Job summary

HitachiCyber is seeking Information Security Specialists to join a global cyber defense team in Canada. You will investigate alerts, refine detections, and develop dashboards to illuminate client environments.

The role includes threat hunting, vulnerability coordination, and cross-functional collaboration with engineering and SOC teams. The positions require fluency in English and either French or Spanish, offering exposure to cutting-edge SIEM platforms and threat intel workflows within a

Qualifications

• Experience investigating and triaging alerts in Google SecOps.
• Ability to write and refine UDM queries and build client dashboards.
• Familiarity with detection rule tuning in SIEM tools.

Responsibilities

• Investigate and triage alerts in Google SecOps with context and timelines.
• Write UDM queries for investigations, threat hunting, and reporting.
• Review and tune detection rules to reduce false positives.
• Support onboarding of new log sources into Google SecOps and SIEM.
• Collaborate with SOC analysts and engineering to improve alert fidelity.
• Prepare monthly security performance reports and client presentations.
• Schedule vulnerability scans and communicate results to stakeholders.
• Maintain documentation for alert flows and escalation paths.
• Conduct threat hunting and propose new detections.

Skills

Threat hunting

Incident response

Security monitoring

Report writing

Collaboration

Quality assurance

Vulnerability management

Tools

Google SecOps

Microsoft Sentinel

SOAR

SIEM platforms

Job description

HitachiCyber is seeking Information Security Specialists to join a global cyber defense team in Canada. You will investigate alerts, refine detections, and develop dashboards to illuminate client environments.

The role includes threat hunting, vulnerability coordination, and cross-functional collaboration with engineering and SOC teams. The positions require fluency in English and either French or Spanish, offering exposure to cutting-edge SIEM platforms and threat intel workflows within a