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Lead Guild Security Engineer

Dublin, Ireland💼 Full-time🗓 2026-05-21 → 2026-09-25

Core

Lead security engineer advising product and operational teams on secure design of applications and services, ensuring security is at the heart of global initiatives.

Role type

Senior IC security engineer (security enablement/architecture)

Builds

Secure web-based applications and online transaction systems for Mastercard's global payment network

Domain

Payments / Information Security

Deliverable

production ML models | product features | infrastructure

Required skills

Information security principles, secure architecture design, cryptography, symmetric/asymmetric encryption, SSL/VPN/IPSec, Linux administration, scripting, automation, privileged identity management, audit/logging/IDS/IPS

Preferred skills

CISSP certification, experience with security frameworks

Technologies

Linux, SSL, VPN, IPSec, IDS/IPS

Responsibilities

Advocate for guild security standards and review processes, document security enhancements, present business/technical presentations, apply security knowledge to business requests, lead security in complex global initiatives, recommend solutions for regulatory compliance

Seniority

Senior, hands-on IC

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