Cybersecurity Engineer Tier 1

Lisboa · Hybrid

About this role

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 1 to integrate our internal team, based in Lisbon/ Porto.

Your responsibilities include:
  • Triage, investigation, and resolution of security alerts
  • Monitor security events and alerts across multiple tools (SIEM, EDR, IDS/IPS, SOAR, etc.)
  • Analyze and investigate alerts to identify potential security incidents or suspicious activity
  • Execute initial response and containment actions when applicable
  • Escalate incidents to advanced security teams or relevant technical teams as needed
  • Contribute to the continuous improvement of detection rules and use cases
  • Support the fine-tuning of security tools to reduce false positives

You must have:
  • Advanced English
  • Availability for 24/7 shift work
  • Hands-on experience with SIEM platforms
  • Experience analysing security logs and network events
  • Solid understanding of network protocols, operating systems, and IT architecture
  • Familiarity with security tools such as EDR/XDR, IDS/IPS, firewalls, and endpoint protection
  • Knowledge of cybersecurity frameworks (e.g., MITRE ATT&CK, NIST)
  • Experience with security incident management processes
We value:
  • Knowledge of security automation and orchestration tools (SOAR)
  • Relevant cybersecurity certifications (e.g., CompTIA Security+, CySA+, GCIH, SC-200)

We offer:
  • Regular professional development;
  • Certification paths resources;
  • Regular teambuilding programs;
  • Friendly workplace.

Workplace: Lisbon/Porto - Hybrid 

Claranet: Make Modern Happen!

Company at a glance

Claranet Portugal is the Portuguese market leader in Information Technologies and a specialist in Cloud, Workplace, Applications, Data & AI and Security solutions and managed services.

Founded in 1996, Claranet Portugal has evolved from an innovative and pioneering Internet Service Provider to an independent Managed Services Provider, with around 1,000 employees operating from two offices (Lisbon and Porto) and two datacentres.

More than 2,200 business customers trust Claranet Portugal to modernise, design, implement and operate their applications, critical infrastructures and data securely, 24x7. It works closely with the world's most influential technology companies, creating innovative services with the best solutions and tools provided by its Strategic Partners.

More information at claranet.com/pt

Founded1996
Team Size1,001-5,000 employees
WorkspaceHybrid
IndustryInformation Technology & Services
Location
Lisbon, Portugal

Top Benefits

  • Professional development
  • Certification paths resources
  • Teambuilding programs
  • Friendly workplace

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