Role: Cybersecurity Technical Lead - CrowdStrike, Proofpoint, MDE, MDI, and MDCA Calgary - Onsite Microsoft Defender for Endpoint (MDE) Microsoft Defender for Identity (MDI) Microsoft Defender for Cloud Apps (MDCA) We are seeking an experienced and highly motivated Security Tools Team Lead to lead the administration, optimization, and continuous improvement of enterprise cybersecurity platforms. The role requires deep expertise in CrowdStrike EDR, Microsoft Defender for Endpoint (MDE), Microsoft Defender for Identity (MDI), Microsoft Defender for Cloud Apps (MDCA), and Proofpoint Email Security. The successful candidate will lead a team of security specialists, manage daily operations, drive cybersecurity initiatives, support incident response activities, and collaborate closely with SOC, Infrastructure, Cloud, and Business teams.

The ideal candidate will possess robust technical expertise, leadership capabilities, stakeholder management skills, and a proactive mindset focused on enhancing the organization's security posture. Provide technical leadership, mentoring, and guidance to team members. Manage day-to-day administration, configuration, maintenance, and optimization of security tools.

Manage and administer Microsoft Defender for Endpoint (MDE). Oversee agent deployment, sensor health, policy management, exclusions, detections, and preventive controls.



Review and implement policy updates, safe sender lists, and threat intelligence recommendations.

Manage Microsoft

Defender for Identity (MDI).

Manage Microsoft

Defender for Cloud Apps (MDCA). Monitor identity-based threats, cloud application risks, suspicious activities, and compliance alerts. Conduct threat hunting and root cause analysis. Present operational updates, risks, and improvement plans to customers and senior management.

Maintain risk registers and track remediation activities. Engage with Microsoft, CrowdStrike, and Proofpoint support teams for issue resolution. Manage resource planning, workload distribution, and shift coverage.

Conduct performance coaching, mentoring, and technical reviews. Ensure adequate backup coverage and succession planning.

Required Technical Skills Microsoft

Defender for Endpoint (MDE) Microsoft Defender for Identity (MDI) Microsoft Defender for Cloud Apps (MDCA) Microsoft Entra ID / Azure AD Security Monitoring Cyber Threat Intelligence Microsoft Security Portal ServiceNow Degree in Computer Science, Cyber Security, Information Technology, or a related discipline. ~8+ years of cybersecurity experience. ~ Microsoft Certified: Microsoft Certified: Microsoft Certified: Strong customer-facing experience.

📌 Cybersecurity Technical Lead - CrowdStrike, Proofpoint, MDE, MDI, and MDCA (Calgary)
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📍 Calgary