Cyber Security Engineer

barcelona, cataluña, Spain • Posted June 02, 2026

Job Type: Full-time
Location: barcelona, cataluña
Posted: June 02, 2026
Category: Informática y tecnología
Application Deadline: July 12, 2026

Role Description

Smadex is a leading advertising technology company founded in Barcelona in 2010 and sold to American-based and stock‑listed Entravision in 2018 (NYSE::EVC). We power campaigns for Apps, Games and Brands across Mobile and CTV using advanced machine learning and optimized creative strategies to deliver results. Smadex is one of the fastest growing DSPs globally and we are adding talent to fuel our ambitious plans.

We are looking for a proactive Cyber Security Engineer to join our team and safeguard the integrity of our high‑traffic programmatic infrastructure. In this role, you will be the guardian of our digital ecosystem, bridging the gap between cutting‑edge security engineering and agile DevOps practices.

The Role

  • Architect and deploy scalable, cloud‑native security protocols (e.g., WAF, Security Groups, GuardDuty, CSPM) to safeguard our high‑traffic, API driven infrastructure.
  • Design and maintain automated threat detection rules and re...

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