L2 Security Analyst - 24/7 Threat Monitoring

HCL Technologies Limited; Kraków; On-site; PLN 180,000 - 240,000; Full time

Benefits offered by this job

Life insurance

Private medical care

MultiSport Card

Subsidy for glasses

Subsidy for language courses

Christmas and holiday bonuses

Clear career path

Job summary

HCLTech in Kraków seeks an L2 Security Analyst to monitor and respond to identity-based and endpoint threats using Defender for Endpoint. The role requires 24x7 coverage and collaboration with global security teams for threat detection, containment, and remediation.

You will analyze SIEM data, tune detection rules, and provide actionable feedback to improve security content. Excellent communication and client-facing skills are essential in a fast-paced environment.

Qualifications

• Skilled in managing extensive and intricate networks.
• Hands‑on experience with continuous SIEM monitoring, validating alerts, and investigating across identity, endpoint, and network security data.

Responsibilities

• Real-time monitoring, investigation, and response to threats.
• Collaborate with global security teams to ensure threat detection, containment, and remediation.
• Refine SIEM use cases and detection logic based on feedback and evolving threats.
• Provide actionable feedback to content management and detection engineering teams to optimize rules.
• Produce monthly, weekly, and daily security reports.

Skills

SIEM monitoring

Threat hunting

EDR platforms

MITRE framework

Incident response

Log analysis

Tools

Microsoft Defender for Endpoint

Job description

HCLTech in Kraków seeks an L2 Security Analyst to monitor and respond to identity-based and endpoint threats using Defender for Endpoint. The role requires 24x7 coverage and collaboration with global security teams for threat detection, containment, and remediation.

You will analyze SIEM data, tune detection rules, and provide actionable feedback to improve security content. Excellent communication and client-facing skills are essential in a fast-paced environment.