Posted 3 days ago
CSP Tools Tower Lead
@ Astra North Infoteck Inc.
Calgary, Alberta
Overview
Astra North Infoteck Inc. is hiring a CSP Tools Tower Lead in Calgary, onsite five days a week. The role administers and tunes the Microsoft Defender suite, CrowdStrike Falcon and Proofpoint email security, and investigates incidents through threat hunting and SIEM integration.
Responsibilities:
- Administer and support Microsoft Defender Suite (MDE, MDI, MDCA)
- Manage CrowdStrike Falcon policy tuning and endpoint protection
- Investigate security alerts and perform root cause analysis
- Conduct proactive threat hunting across endpoints and identities
- Integrate security tools with SIEM platforms such as Microsoft Sentinel
Requirements summary:
- Hands-on experience with Microsoft Defender Suite
- Experience with CrowdStrike Falcon and Proofpoint email security
- Incident response and threat hunting skills
- SIEM/SOAR integration knowledge (Microsoft Sentinel preferred)
- Windows Server and Active Directory security knowledge
Tools & skills
Source and dates
Source type not verified · zoho
- Employer posting date
- 2026-11-03
- First seen by our source
- 2026-10-20
- Source record updated
- 2026-11-04
These dates describe the source record, not a live verification that the employer is still hiring. Check the original posting.
Job details
| Seniority | Lead |
| Department | IT |
| Travel | air: none · ground: none |
| Work setting | Office |
| Position | Mostly sitting |
| Physical demands | physical low · computer high |
| Languages | English |
Summary and details written by AI from the posting; the employer’s posting is the authority.
Astra North Infoteck Inc.
| Field | Value |
|---|---|
| Open jobs on Jobsy | 426 |
Job title: CSP Tools Tower Lead
Location: Calgary
Work Model: Onsite 5 days/wk
Required Technical Skills
- Microsoft Defender for Endpoint (MDE)
- Microsoft Defender for Identity (MDI)
- Microsoft Defender for Cloud Apps (MDCA)
- CrowdStrike Falcon
- Proofpoint Email Security
- Security Incident Investigation and Response
- Threat Hunting and Threat Intelligence
- Endpoint Detection & Response (EDR)
- SIEM/SOAR integration knowledge (Microsoft Sentinel preferred)
- Windows Server and Active Directory Security
- Email Security and Anti-Phishing Controls
- Security Monitoring and Alert Triage
Key Responsibilities
- Administer and support Microsoft Defender Suite (MDE, MDI, MDCA).
- Manage CrowdStrike Falcon platform including policy tuning, threat detection, and endpoint protection.
- Monitor and administer Proofpoint email security solutions to protect against phishing, malware, and business email compromise attacks.
- Investigate security alerts and incidents, perform root cause analysis, and provide remediation recommendations.
- Conduct proactive threat hunting across endpoints, identities, cloud applications, and email environments.
- Fine-tune detection rules and security policies to reduce false positives and improve security visibility.
- Integrate security tools with SIEM platforms such as Microsoft Sentinel.
- Develop and maintain security monitoring dashboards, reports, and operational documentation.
- Collaborate with infrastructure, application, and SOC teams during incident response and remediation activities.
- Support vulnerability management and security compliance initiatives.
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