Sr. Cloud Security Engineer

Sr. Cloud Security Engineer (DevSecOps, Terraform) page is loaded## Sr. Cloud Security Engineer (DevSecOps, Terraform)locations: Cork, Irelandtime type: Full timeposted on: Posted Todayjob requisition id: R12815We are the leader in human-centric cybersecurity. Half a million customers, including 87 of the Fortune 100, rely on Proofpoint to protect their organizations. We're driven by a mission to stay ahead of bad actors and safeguard the digital world. Join us in our pursuit to defend data and protect people.How We Work: At Proofpoint, you'll be part of a global team that breaks barriers to redefine cybersecurity, guided by our BRAVE core values: Bold in how we dream and innovate, Responsive to feedback, challenges, and opportunities, Accountable for results and best-in-class outcomes, Visionary in future-focused problem-solving, Exceptional in execution and impact.**Corporate Overview** Proofpoint is a leading cybersecurity company protecting organizations' greatest assets and biggest risks: vulnerabilities in people. With an integrated suite of cloud-based solutions, Proofpoint helps companies around the world stop targeted threats, safeguard their data, and make their users more resilient against cyber-attacks. Leading organizations of all sizes, including more than half of the Fortune 1000, rely on Proofpoint for people-centric security and compliance solutions mitigating their most critical risks across email, the cloud, social media, and the web.We are singularly devoted to helping our customers protect their greatest assets and biggest security risk: their people. That's why we're a leader in next-generation cybersecurity. Protection Starts with People. #Proofpoint. **The Role**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 Responsibilities*** Design and build automated cloud security controls using Terraform, CI/CD, and scripting (Python, Go)* Develop and scale infrastructure-as-code (IaC) security validation pipelines* Integrate and manage platform such as Tenable, Wiz, Veracode, Splunk etc. to orchestrate and automate security scans across infrastructure and application layers* Architect, build, and maintain security data pipelines to ingest, normalize, and analyze telemetry at scale* Build and support tools for asset inventory management, EDR deployment at scale, and compliance-driven discovery* Develop custom logic for automating remediation and enrichment of scan results* Collaborate with Engineering, DevOps, and GRC teams to integrate security controls into the SDLC and cloud deployments* Lead or contribute to threat modelling, risk assessments, and architecture reviews**What You Bring to the Team*** Extensive experience in Security Engineering, Cloud Security, or DevSecOps roles* Thorough understanding of AWS, Azure, or GCP security models, IAM, and threat surfaces* Proven ability to build cloud-native security automation using Terraform (IaC), CI/CD tools and pipelines, Python/Go/Bash* Compliance knowledge with a grasp of NIST 800-53, and other regulatory frameworks* Experience building Enterprise-scale Asset management systems or platforms, EDR tooling deployment at scale, Security data pipelines and analytics frameworks* Experience with API-based integrations, webhooks, event-driven security automation* Excellent communication and collaboration skills with the ability to drive cross-functional initiatives**Beneficial Experience*** Experience with SIEMs, SOAR, or threat intel platforms* Experience 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-DSS* Certifications: CISSP, CSSLP, GWAPT, or equivalent are a plus**Why Proofpoint** Protecting 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 #LifeAtProofpoint#LI-CB1
• Competitive compensation
• Comprehensive benefits
• Learning & 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 days
• Always on recognition for your contributions
• Global collaboration and networking opportunitiesOur Culture:Our culture is rooted in values that inspire belonging, empower purpose and drive success-every day, for everyone. We encourage applications from individuals of all backgrounds, experiences, and perspectives. If you need accommodation during the application or interview process, please reach out to accessibility@proofpoint.com.. We can't wait to hear from youFind your network, your allies, and your biggest fans. We know that work is simply better when you're surrounded by people who inspire you—who share ideas, cheer you on, and genuinely want to see you succeed. That's why we offer social circles, sponsored networks, and connection points across teams and time zones—to help you find your people, build your community, and thrive together.
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