Top Cybersecurity Jobs in Dublin

Lead security architecture, risk assessments, and threat modeling for Mastercard's blockchain platforms. Define security requirements, embed security into CI/CD, cloud, APIs and blockchain components, guide compliance (SOC2/PCI/DORA/CRI), mentor engineers, and advise stakeholders on secure-by-design implementations and remediation strategies.

The Lead Security Engineer advocates secure design practices within Mastercard, leading complex security initiatives, providing expert guidance, and ensuring compliance with security policies and standards.

The Lead Cryptographic Security Engineer is responsible for guiding secure cryptographic implementations, advising teams, and enhancing security posture through governance of key management standards.

As the Lead Program Security Engineer, you'll ensure security within Mastercard's Data and AI initiatives by implementing secure practices, architecture, and risk management across teams and products.

Lead security advocate for Data Commercialization and AI programs. Advise product and engineering teams on secure design, translate security policies into actionable guidance, lead security reviews and governance (threat modeling, code/design reviews, 3rd-party assessments), embed security in SDLC and CI/CD, and drive protection of sensitive data and ML models through automation and standards compliance.

Lead information security architect providing security design and cryptography guidance across web, mobile, cloud, and payment systems. Define security requirements, roadmap, and compliance paths (PCI/FIPS/ISO); advise on encryption, key management, TLS, HSMs, PKI, blockchain and stablecoin topics; research emerging technologies and translate security requirements to engineering teams.

Lead and manage software development teams building and delivering Fraud Platform enhancements. Provide technical leadership, act as Scrum Master, partner with product owners, ensure staffing and training, drive engineering and operational excellence, coach staff, and oversee production support for distributed, high-volume systems.

Lead security partner for Data Commercialization and AI programs. Advise on secure design, embed security in SDLC, lead threat modeling and architecture reviews, enable DevSecOps, manage vulnerabilities, and drive security standards, training, and automation across data and AI initiatives.

Lead security engineer advising product and operational teams on secure design, standards, and review processes. Lead security for large global initiatives, document and enhance security standards, present technical guidance, recommend solutions to meet security and regulatory requirements, and support automation, scripting, and Linux-based security operations.

Lead security engineer advising product and operational teams on secure design, review processes, and standards. Lead security for large global initiatives, document and enhance security procedures, recommend solutions to meet security and regulatory requirements, and present technical/business security guidance.