JOBSEARCHER

Lead Security Engineer (Cybersecurity Focus)

MastercardO Fallon, MOApril 24th, 2026
RequirementsMust have:Bachelors degree in computer science or information security, or equivalent experience of 7-10 years in information security disciplinesCISSP or another recognized security certification is preferredDeep understanding of security domains, protocols, and standards, along with software development experienceProficiency in programming languagesExperience with security design and implementation of web-based security architectures for online transactionsKnowledge or hands-on experience in cryptographyFamiliarity with symmetric and asymmetric encryption, Digital Certificates, SSL, VPN, IPSec, and related security toolsExperience in automating content federation and lifecycle management, including OS images and configuration managementIntermediate to advanced scripting capabilitiesModerate to extensive experience in administrative and security tasks on Linux systemsResponsibilities:Utilize knowledge of security principles to improve business and development life cyclesTake leadership roles in complex, global initiatives across different functions and locationsCollaborate closely with developers to assess business requests for feasibilityProvide tailored solutions to meet security and regulatory standards in the design of new or modified systemsEnsure adherence to established security policies and standards in projectsDocument updates to security standards and proceduresCreate and deliver business and technical presentationsCompanyAt Mastercard, we are a global technology firm within the payments sector, dedicated to creating an inclusive digital economy that benefits everyone everywhere. Our focus is on facilitating transactions that are secure, straightforward, smart, and widely accessible. The Business Security Enablement Guild (BSEG) seeks a Lead Security Engineer to join our Vancouver office, driving initiatives related to our Next Gen DMP programs. We foster a culture based on our Decency Quotient, prioritizing the wellbeing and professional development of our team. Our comprehensive benefits package includes competitive salaries, health insurance, paid time off, a robust retirement plan, and opportunities for professional growth.J-18808-Ljbffr