Cybersecurity Engineer Tier 2

Empresa : Claranet

Tipo de Emprego : Periodo Integral

Lisbon, Portugal

Descrição do Emprego - Cybersecurity Engineer Tier 2

We're fast learners, hard workers, natural collaborators... and we Make Modern Happen!

Our ambition is to unlock the potential of our digital world so that organisations everywhere can innovate and thrive securely.

We aim to achieve this goal by bringing together the world’s most talented people and the most powerful technologies, combining them to address our customers' challenges and to build something stronger together.

If you share our vision, join us!

Right now, we are looking for a Cybersecurity Engineer Tier 2 to integrate our internal team, based in Lisbon/ Porto.

Your responsibilities include:

Act as an L2 SOC Analyst, ensuring in -depth analysis and validation of alerts escalated by Tier 1.
Perform fine -tuning and optimization of detection rules in Microsoft Sentinel, Microsoft Defender, and other SIEM platforms, focusing on reducing false positives and improving detection quality.
Conduct root cause analysis of security incidents, identifying attack vectors, impact, and corrective measures.
Support incident response and DFIR activities, including initial forensic analysis, event correlation, and evidence collection.
Contribute to threat hunting, behavioral analysis, and advanced threat detection initiatives.
Identify visibility gaps, logging issues, or excessive noise, and propose technical improvements.
Support the integration and validation of new log sources and technologies within the SOC.
Document incidents, technical analyses, and lessons learned, contributing to both technical and operational reports.
Collaborate with Tier 1 and Tier 3 analysts, promoting best practices and continuous process improvement within the SOC.
Tune and optimize detection rules (SIEM, EDR/XDR).
Identify and resolve visibility gaps, noise, or false positives.
Support onboarding of new log sources and technologies into the SOC.
Produce technical and executive reports for clients and internal stakeholders.
Promote best practices, mentor analysts, and support team growth.

You must have:

Solid SOC experience (minimum 2–4 years), including incident analysis.
Hands -on experience with Microsoft Sentinel, Microsoft Defender, and/or other SIEM/EDR/XDR tools.
Strong technical analysis and incident investigation skills.
Knowledge of MITRE ATT&CK, incident response (IR) concepts, and DFIR fundamentals.
Strong communication skills, with the ability to prioritize and collaborate effectively in an operational environment.

We value:

Previous experience in detection fine -tuning and continuous improvement of SIEM rules.
Experience in Digital Forensics & Incident Response (DFIR).
Security certifications (e.g., SC -200, GCED, GCIH, GCIA, CySA+, Security+).
Experience with Microsoft environments and cloud platforms (Azure).

We offer:

Regular professional development;
Certification paths resources;
Regular teambuilding programs;
Friendly workplace.

Workplace: Lisbon/Porto - Hybrid

Claranet: Make Modern Happen!

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Cybersecurity Engineer Tier 2

Descrição do Emprego - Cybersecurity Engineer Tier 2

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