Lead complex cybersecurity investigations at Lumentum in Ottawa, working onsite across cloud, endpoint, identity, network, email, and application environments.

As a Senior Information Security Analyst, you will strengthen security operations and protect Lumentum’s people, data, and global operations. You will improve detections, playbooks, automation, and operational processes while partnering with technical and business teams. The position also includes vulnerability assessment, security assurance, reporting, and mentoring.

Key Responsibilities:

- Lead complex cybersecurity incident investigations and response activities
- Improve detections, playbooks, automation, and operational processes
- Assess vulnerabilities and prioritize remediation across the organization




- Provide security assurance for projects and technology changes
- Translate technical issues into practical business recommendations

Requirements:

- Significant cybersecurity, information security, or security operations experience
- Experience with SIEM and Endpoint Detection and Response technologies
- Knowledge of threat detection, investigation, and root cause analysis
- Ability to communicate clearly with stakeholders at all levels
- Skilled certifications such as CISSP, CISM, or CISA desirable

Bring incident response, threat investigation, and security operations expertise to Lumentum’s onsite Ottawa cybersecurity team.

📌 Senior Cybersecurity Incident Response Analyst (Ottawa)
🏢 Lumentum Operations
📍 Ottawa