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Network Security Specialist
Liberty Global
Amsterdam +1 · On-siteSenior (5–10 years)Full-timePosted 29 Jul 2026
About the job
What you'll do
You will ensure the security of the global tier-1 network by implementing industry best practices and monitoring for threats. The role involves collaborating with architects and engineering teams to drive network hygiene improvements and providing specialized expertise during security investigations.
What they're looking for
Candidates should have extensive experience in securing large ISP networks and a solid grasp of network security vulnerabilities and mitigation techniques. Proficiency in BGP, DNS, and network monitoring tools is essential, along with strong communication skills for presenting findings to operational teams.
Full description