We are looking for a highly skilled and experienced Senior Security Engineer with a strong focus on Cloud/Data Centre Security Automation and DevSecOps to join our Security Engineering team.In this role, you will lead initiatives to design, build, and scale cloud/data centre security automation from first principles, enabling secure-by-default infrastructure and secure software delivery pipelines. You will also bring deep hands-on experience with tools such as Tenable, Wiz, Veracode, Splunk and apply your expertise in scripting, infrastructure-as-code (IaC), and cloud-native security practices to improve posture, visibility, and response. Based in Cork, Ireland this key role will drive key Cloud/Data Centre security initiatives for Proofpoint Product portfolio. This role offers a unique opportunity to own security automation strategy, shape DevSecOps pipelines, and influence the future of scalable security tooling in a fast-moving engineering environment.Key ResponsibilitiesDesign and build automated cloud security controls using Terraform, CI/CD, and scripting (Python, Go)Develop and scale infrastructure-as-code (IaC) security validation pipelinesIntegrate and manage platforms such as Tenable, Wiz, Veracode, Splunk etc. to orchestrate and automate security scans across infrastructure and application layersArchitect, build, and maintain security data pipelines to ingest, normalize, and analyze telemetry at scaleBuild and support tools for asset inventory management, EDR deployment at scale, and compliance-driven discoveryDevelop custom logic for automating remediation and enrichment of scan resultsCollaborate with Engineering, DevOps, and GRC teams to integrate security controls into the SDLC and cloud deploymentsLead or contribute to threat modelling, risk assessments, and architecture reviewsWhat You Bring To The TeamExtensive experience in Security Engineering, Cloud Security, or DevSecOps rolesThorough understanding of AWS, Azure, or GCP security models, IAM, and threat surfacesProven ability to build cloud-native security automation using Terraform (IaC), CI/CD tools and pipelines, Python/Go/BashCompliance knowledge with a grasp of NIST 800-53, and other regulatory frameworksExperience building Enterprise-scale Asset management systems or platforms, EDR tooling deployment at scale, Security data pipelines and analytics frameworksExperience with API-based integrations, webhooks, event-driven security automationExcellent communication and collaboration skills with the ability to drive cross-functional initiativesBeneficial ExperienceExperience with SIEMs, SOAR, or threat intel platformsExperience with container security (e.g., Docker, Kubernetes, Falco, Trivy)Familiarity with Secret Management (Vault, AWS Secrets Manager)Exposure to managing Network IPS/IDS systems (such as Stamus/Suricata)Exposure to compliance programs such as FedRAMP, SOC 2, or PCI-DSSCertifications CISSP, CSSLP, GWAPT, or equivalent are a plusWhy ProofpointProtecting people is at the heart of our award-winning lineup of cybersecurity solutions, and the people who work here are the key to our success. We’re a customer-focused and a driven-to-win organization with leading-edge products. We are an inclusive, diverse, multinational company that believes in culture fit, but more importantly ‘culture-add’, and we strongly encourage people from all walks of life to apply.We believe in hiring the best and the brightest to help cultivate our culture of collaboration and appreciation. Apply today and explore your future at Proofpoint!Why Proofpoint? At Proofpoint, we believe that an exceptional career experience includes a comprehensive compensation and benefits package. Here are just a few reasons you’ll love working with us.Competitive compensationComprehensive benefitsLearning & Development We are committed to the growth and development of our team members, offering a range of programs including leadership and professional development workshops, stretch project assignments, and mentoring opportunities to help employees reach their full potential.Flexible work environment (Remote options, hybrid schedules, flexible hours, etc.).Annual wellness and community outreach daysAlways on recognition for your contributionsGlobal collaboration and networking opportunitiesOur CultureOur culture is rooted in values that inspire belonging, empower purpose and drive success-every day, for everyone. If you need accommodation during the application or interview process, please reach out to accessibility@proofpoint.com.How to Apply Interested? Submit your application here https //www.proofpoint.com/us/company/careers. We can’t wait to hear from you!
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