Principal Cybersecurity Engineer

Join Workday as a Principal Cybersecurity Engineer, a key technical leader responsible for defining and driving the strategic direction and implementation of security controls across the organization's infrastructure. You will lead complex projects, mentor junior staff, and significantly influence security governance decisions. Your expertise in infrastructure security, coding/automation skills, and deep understanding of cloud security principles will be essential in driving transformative security improvements across Workday’s people, processes, and technology.

• Définir et conduire la direction stratégique et la mise en œuvre des contrôles de sécurité à travers l'infrastructure de l'organisation.
• Diriger des projets complexes, encadrer le personnel junior et influencer de manière significative les décisions de gouvernance en matière de sécurité.
• Établir, gouverner et faire évoluer les normes architecturales de sécurité les plus élevées, en veillant à leur application rigoureuse et à leur efficacité mesurable.

• This role requires deep technical expertise in infrastructure security and strong coding/automation skills to industrialize compliance and security processes.
• Pioneering understanding and application of cloud security principles, advanced architectural patterns, and emerging technologies, with a history of defining and implementing industry-leading security controls
• Highly proficient in architecting, implementing, evolving, and securing complex, mission-critical services and infrastructure across multiple major cloud service providers (e.g., AWS, GCP, Azure) and large-scale enterprise environments
• Strong proficiency in at least one scripting language (e.g., Python, Go, Bash, Ruby) with the ability to develop automation for security operations, configuration management, and compliance
• 10+ years of distinguished, progressive experience in security engineering and architecture, with a demonstrable track record of setting technical vision, leading security architecture for large-scale, complex systems, and driving enterprise-wide security transformations
• Unparalleled expertise and recognized authority in multiple core security domains (e.g., network security, platform hardening, application security, data protection, identity and access management, cryptography) and their strategic interplay in complex, distributed ecosystems
• Globally recognized industry certifications (e.g., AWS Certified Security - Specialty, Google Professional Cloud Security Engineer, Certified Kubernetes Administrator (CKA), Certified Kubernetes Security Specialist (CKS), CISSP, CISM, CCSP) and/or significant contributions to the security field (e.g., patents, influential open-source projects, published research)
• Proven ability to analyze complex technical security problems and propose pragmatic, business-enabling solutions
• Proven ability to set strategy, drive adoption, and govern sophisticated, secure-by-design automation and Infrastructure as Code (IaC) paradigms across an entire engineering organization
• Exceptional ability to communicate highly technical security risks and compliance requirements into clear, quantitative business terms for executive leadership
• Authoritative expertise in the secure-by-design architecture of Generative AI and Agentic systems. Proven ability to design secure Retrieval-Augmented Generation (RAG) pipelines, govern multi-agent orchestrations, and establish robust identity, memory, and authorization boundaries for autonomous AI workloads
• Ability to lead technical security initiatives end-to-end, from conceptual design through successful implementation
• Significant contributions to the security industry (e.g., influential publications, standards body participation, development of widely adopted security tools or frameworks)
• Transformational leadership in embedding security deeply and pervasively into the engineering culture and practices (DevSecOps at scale) across a large, agile organization
• Exceptional communication, presentation, and interpersonal skills with the ability to influence and align senior leadership, diverse engineering teams, and non-technical stakeholders
• Exceptional ability to articulate a compelling vision, influence and align executive leadership (VPs, C-suite), and inspire large technical teams and entire organizations. Proven ability to represent the company and its security posture externally with authority and credibility
• Expertise in advanced threat modeling, designing intrinsically secure systems and building resilient architectures against nation-state level actors or equivalent advanced persistent threats
• Authoritative expertise in defining security strategy and architectural best practices for specialized, large-scale systems such as distributed databases, big data platforms, AI/ML pipelines, and high-performance computing environments
• Proven ability to innovate and create new security capabilities, services, or products that deliver substantial business value and risk reduction