Lead Senior Cloud Security Engineer

About UsAt Davy Group, our success for nearly a century is built upon the extraordinary talents of our diverse team. As we continue to expand, your growth is paramount. You are not just a team member; you are integral to shaping our future.Your impact at Davy is significant.Founded in 1926, Davy Group is central to wealth and capital management in Ireland, offering a wide array of services to high-net-worth individuals, self-directed investors, SMEs, credit unions, corporations, and both domestic and international institutional investors.Our culture is deeply rooted in three core values: client success, unified teamwork, and legacy building. Together, we strive to achieve exceptional outcomes for our clients. With over 900 team members, you will find encouragement for both professional and personal development.About the RoleAs a Senior Cloud Security Engineer, you will spearhead security assurance across our cloud platforms, particularly emphasizing Microsoft Azure/365. This role merges hands-on cloud security engineering with DevSecOps expertise, solution architecture reviews, and governance practices.You will collaborate closely with Service Delivery, Architecture, and Development teams to integrate robust security controls throughout the Software Development Life Cycle (SDLC), proactively identify potential risks, and support the secure operation of enterprise systems. Serving as a crucial escalation point within the Security function, you will also contribute to incident response, threat modeling, and the continuous enhancement of our security capabilities.Key ResponsibilitiesCloud Security & ArchitectureCollaborate with Service Delivery to secure cloud environments, including Azure, Microsoft Entra, Microsoft 365, and Salesforce.Offer expert guidance and assurance across cloud architecture, SaaS integrations, design submissions, and technical change processes.Evaluate emerging technologies and propose forward-looking secure solutions.Review internally developed application designs for security compliance.Operational SecurityProvide operational support for the Microsoft Defender suite including Endpoint, Identity, O365, and Cloud.Investigate and analyze outputs from SIEM, vulnerability scanners, and other security tools.Assist in incident response efforts by providing technical analysis and remediation strategies.Security Engineering & DevSecOpsFacilitate secure delivery across IaaS, PaaS, Containers, and Infrastructure-as-Code environments.Ensure secure integration of APIs, cloud-native services, and CI/CD tooling.Support continuous improvement initiatives related to security engineering.

Role Overview MongoDB, Inc. is hiring a Senior Cloud Product Security Engineer in Dublin. This role focuses on strengthening the security of MongoDB’s cloud-based products. The position partners closely with teams across the company to spot vulnerabilities, apply security controls, and help maintain strong security practices throughout the product lifecycle. What You Will Do Work with engineering and product teams to assess and address security risks in cloud products Identify vulnerabilities and help drive remediation efforts Implement security measures that align with industry standards and internal guidelines Contribute to ongoing improvements in MongoDB’s security posture Location This position is based in Dublin.

Reporting to the Senior IT Security Manager, the Cloud Security Analyst at dyneits will focus on protecting large-scale, multi-cloud, and Kubernetes-based environments. This role is based in Dublin and centers on cloud-native and container security. Role overview The Cloud Security Analyst will help set and enforce security protocols, strengthen detection and response capabilities, and work closely with DevOps, Networking, and SOC teams. Integrating security across all layers of design and automation is a key part of this position. What you will do Improve and streamline cloud-native security controls, including IAM, network security (WAF, VPC), and data protection tools (KMS, Vault). Implement and manage CSPM, CNAPP, and CWPP solutions to maintain a strong security posture across multi-cloud and Kubernetes environments. Integrate cloud telemetry (such as GCP Audit Logs, AWS CloudTrail, Azure Monitor, Kubernetes audit logs) into SIEM/SOAR platforms for unified visibility. Design and enforce cloud security architecture and guardrails based on Zero Trust and Least Privilege principles. Develop and maintain Security-as-Code practices using tools like Terraform, CloudFormation, or Bicep, including policy-as-code frameworks. Oversee and enhance the security of containerized environments (GKE, AKS, EKS), focusing on image, registry, and runtime protection. Strengthen Kubernetes clusters with RBAC, NetworkPolicies, Admission Controllers, and secure configurations. Lead cloud security incident response activities, including triage, containment, and forensic analysis. Monitor and assess new threats, vulnerabilities, and attack vectors in cloud-native ecosystems. Requirements 5+ years of experience in Information Security. At least 3 years of hands-on Cloud Security experience. Minimum of 2 years working with Kubernetes or container security. Direct experience with at least two major cloud platforms (GCP and Azure preferred; AWS or OCI a plus). Strong understanding of Kubernetes security controls, including RBAC, Secrets, Ingress, and TLS. Familiarity with container runtime security and orchestration tools. Proficiency in scripting languages (Python preferred; Bash or Go is a plus). Experience with Infrastructure as Code (IaC) and automation practices. Knowledge of security frameworks and compliance standards such as ISO 27001, SOC 2, NIST, and CIS Benchmarks.

At Gong, we leverage advanced AI technology to revolutionize the success of revenue teams. Our Gong Revenue AI Operating System integrates data, insights, and workflows into a cohesive and reliable system that collaborates with the most successful revenue teams globally. With the support of the Gong Revenue Graph, AI-driven intelligence, specialized agents, and trusted applications, we empower over 5,000 organizations worldwide to gain profound insights into their teams and customers, automate essential sales processes, and achieve higher sales outcomes with greater efficiency. Discover more at www.gong.io.Joining Gong means becoming part of a vibrant community dedicated to innovative products, lofty ambitions, and driven individuals. We are at the forefront of shaping the future of revenue intelligence and seek individuals eager to contribute to what lies ahead. You will collaborate with a team that aspires to achieve greatness, operates swiftly, and values craftsmanship as well as camaraderie. In our environment, transparency and trust are fundamental, allowing every team member to make a significant impact. If you are looking to advance, challenge yourself, and engage in work that truly matters, Gong is where you can excel in your career.We are in search of a proactive Digital Architect of Chaos Prevention, someone who treats zero-day vulnerabilities as routine and constructs automated defenses before threats can even pose a challenge. As a Senior Security Operations Engineer, you will be the architect of our protective measures, refining code and strengthening our global infrastructure to enhance security.If you are a cloud-savvy defender who thrives in high-stakes situations and abhors monotonous tasks, your new adventure awaits.Your Responsibilities:Chaos Wrangler: Manage SIEM/SOAR tools like a digital maestro, assisting analysts by automating tedious tasks.Threat Buster: Vigilantly seek out threats before they emerge, not just responding but predicting.Trap Setter: Proactively develop custom logic, YARA rules, and Sigma signatures to detect attackers before they realize they’ve been identified.Multi-Cloud Mastery: Oversee our environments in AWS, GCP, and Azure, ensuring our security posture is impeccable across the board.Fortune Teller: Delve into the obscure corners of the web, analyzing adversarial behavior and transforming threat intelligence into actionable defense strategies.Elite Mentor: Lead and nurture junior analysts and engineers, establishing the benchmark during on-call rotations.Cross-Functional Diplomat: Collaborate effectively across IT, DevOps, and Privacy teams to enhance security protocols.

At Crusoe, we are on a mission to accelerate the abundance of energy and intelligence, creating the driving force behind a world where individuals can ambitiously innovate with AI without compromising on scale, speed, or sustainability.Join us in the AI revolution powered by sustainable technology at Crusoe. Here, you will foster meaningful innovation, make a significant impact, and be part of a team that leads the way in responsible and transformative cloud infrastructure.Role Overview:As a Senior Cloud Support Engineer, you will be instrumental in the transformation of high-performance computing through the provision of sustainable and cost-effective GPU compute power. Your role will empower our customers to harness this technology for pioneering developments in areas such as AI/ML, physics simulations, and computational biology. Acting as the primary technical support contact, you will ensure that our customers can effortlessly utilize Crusoe Cloud to reach their objectives. This position is vital to Crusoe's mission, facilitating our customers' research and development efforts and contributing to a sustainable future. You will engage in exciting projects, collaborate with a talented team, and tackle complex challenges using cutting-edge technologies. We are seeking a highly motivated and experienced technical professional with a strong commitment to customer success, a comprehensive understanding of cloud technologies, and alignment with Crusoe's core values. This is a full-time position.Key Responsibilities:Customer Support: Deliver outstanding technical support to customers via Zendesk, adhering to SLAs and maintaining a high customer satisfaction score (CSAT of 95% or greater).On-Call Rotation: Participate in a 24/7 on-call rotation to promptly address critical issues.Troubleshooting: Diagnose and resolve issues related to VMs, hardware failures, and scaling tests using CLI and internal tools.Alert Management: Oversee alert triage, prepare for maintenance windows, and conduct node delivery testing.Collaboration: Collaborate closely with SRE, Networking, and Storage teams from initial triage through root cause analysis (RCA) delivery.Global Collaboration: Follow established global team collaboration and handoff procedures for ticketing and on-call management.Knowledge Development: Create onboarding materials, knowledge base documentation, and standard operating procedures (SOPs).

Join MongoDB as a Senior Security Software Engineer focused on enhancing our Infrastructure Security. You will play a crucial role in protecting our systems while working alongside talented individuals in a dynamic environment.

Join MongoDB's Observability team as a Senior Lead of Engineering, where you'll take charge of our comprehensive observability systems. This pivotal role involves overseeing operational metrics, visualizations, logs, traces, and alerts that are essential for monitoring the performance and health of our customers' MongoDB deployments. We seek a results-driven leader with high standards and a proven track record of managing large engineering teams in designing, building, and operating complex distributed systems at scale, ensuring strict service level objectives (SLOs) for security, durability, availability, and performance.The tens of thousands of customers relying on our Observability stack for monitoring their database clusters and generating crucial alerts are counting on your expertise. As MongoDB Atlas and its supporting infrastructure expand rapidly, we must continuously innovate and scale our systems to meet the growing demand for high-cardinality observability data. For instance, our systems must adeptly handle tens of billions of metrics time series, while processing petabytes of logs, traces, and events.We pride ourselves on a strong culture of inclusivity, diversity, and collaboration. If you aspire to be a deeply technical leader on a collaborative team that leverages low-level systems expertise to build the foundational infrastructure of a widely-used database, we invite you to join us!We are looking for candidates located in Dublin, as we support a hybrid working model.

Role Overview SyscoGB is looking for a Hybrid Cloud Engineer based in Dublin. This role focuses on designing and implementing cloud solutions that support both innovation and operational efficiency. Collaboration with cross-functional teams is central to the work, ensuring cloud infrastructure and services meet business needs. What You Will Do Design and implement hybrid cloud solutions Work with teams across the company to optimize cloud infrastructure Support the delivery of reliable and efficient cloud services Location Dublin (hybrid work model may apply based on company policy)

Join the innovative Server Ingress Security team at MongoDB, where we are transforming the ingress networking of MongoDB Server to enhance cluster security. Our team is responsible for developing the Atlas Network Protection layer, a suite of high-performance, security-critical services designed to fortify MongoDB's pre-authentication attack surface while enabling swift responses to emerging threats. We are seeking talented Senior Engineers to become founding members of this team, playing a pivotal role in our multi-year strategic roadmap. Our team fosters a strong culture of inclusivity, diversity, and collaboration. If you are passionate about working in a collaborative environment that applies security and systems engineering principles to protect a widely-used database at scale, we would love to hear from you! We are particularly interested in candidates located in Dublin for our hybrid work model.

About UsAt Articul8 AI, our unwavering commitment to excellence drives us to develop cutting-edge AI products that not only meet but exceed customer expectations. Our team is composed of passionate professionals who take immense pride in their work and consistently strive for greatness in every facet of our operations. We leverage our strengths to create a positive impact on the world, while inspiring others to join us on this journey.About the RoleWe are looking for a seasoned, hands-on security leader to take charge of and expand our security posture across our AI platform, infrastructure, personnel, and physical environments. This pivotal role demands extensive experience in dynamic startup settings, sound judgment, and the ability to navigate the delicate balance of speed, trust, and risk within an AI-centric organization.You will collaborate closely with the executive leadership team, as well as engineering, product, legal, and operations departments, ensuring that security is integrated into our processes rather than treated as an afterthought. Your leadership will facilitate rapid innovation while building enterprise trust.This position is not merely about compliance; it is a builder role designed for someone who comprehends the realities of Bay Area startups, the intricacies of AI development cycles, and the evolving landscape of modern threats.Key Responsibilities:Security Strategy & LeadershipDevelop and implement the company's comprehensive security strategy encompassing application, infrastructure, data, personnel, and physical security.Act as the chief security advisor to the executive team and Board of Directors.Position security as a business enabler for enterprise clients, partnerships, and global growth.AI & Product SecurityDesign and supervise security measures for AI systems, including:Access controls and isolation mechanismsSecurity and provenance of training dataInference security and prevention of abuseProtection of intellectual property and prevention of model leakageCollaborate closely with engineering and product teams to weave security into the Software Development Life Cycle (SDLC) without impeding innovation.Cloud, Infrastructure & Data SecurityOversee the cloud security posture (AWS/GCP/Azure as applicable).Define and enforce best practices related to:

Join us as a Cloud Architect specializing in Azure Databricks, where you will design and manage innovative data platforms on Azure. Your focus will be on leveraging Databricks for a seamless integration of data science, engineering, and analytics, with an emphasis on the two-plane architecture (Control & Data Planes), data governance (Unity Catalog), security (Entra ID, Key Vault), cost optimization, and the development of reliable Lakehouse solutions guided by Microsoft’s Well-Architected Framework principles for data pipelines (Bronze, Silver, Gold layers). You will also ensure effective integration with other Azure services like Synapse, Power BI, and Azure Monitor.Architecture Design: You will be responsible for designing comprehensive end-to-end data solutions, covering every aspect from data ingestion to final consumption utilizing the Databricks Lakehouse Platform on Azure.Control Plane vs. Data Plane: You will gain a deep understanding of the separation between the Control Plane, managed by Databricks, and the Data Plane, owned by the customer within their Azure subscription, ensuring data residency and robust security measures are in place.Data Governance: You will implement Unity Catalog for centralized access control, lineage tracking, and security across various data assets.Security & Identity: Integrating with Microsoft Entra ID (Azure AD) for single sign-on, utilizing Azure Key Vault for secrets management, and employing Microsoft Defender for Cloud to ensure comprehensive protection.Performance & Cost: Your role will involve optimizing cluster configurations (classic vs. serverless), storage solutions (ADLS Gen2), and resource utilization to enhance cost efficiency.

At Klaviyo, we celebrate the diverse backgrounds, experiences, and perspectives that each team member—affectionately known as Klaviyos—brings to our dynamic workplace. We believe in equitable opportunities for success and value the unique insights that every individual contributes beyond standard job qualifications. If you find that your experience closely aligns with our needs, we encourage you to apply even if you don't meet every requirement. To discover more about life at Klaviyo, please visit klaviyo.com/careers to see how we empower creators to own their destinies.Team OverviewThe Infrastructure Security team ensures that engineers can effortlessly make secure choices while developing top-tier software at remarkable speeds. Security is integrated by default—creating a seamless experience that enhances both the engineers' workflow and Klaviyo's overall security posture.Our initiatives sit at the crossroads of security, infrastructure, and software engineering, as we design and build cloud-native platforms and services that are reliable, secure, and high-performing on a global scale—forming the essential backbone for all Klaviyo engineers.This position is ideal for engineers who are passionate about constructing modern distributed systems, prioritize security and reliability, and wish to make a significant impact within a large engineering organization.Your ImpactAs a Software Engineer on the Infrastructure Security team, you will design and maintain the systems that empower Klaviyo engineers to deliver secure software confidently. Your responsibilities will include:Architecting, developing, and maintaining cloud-native security services utilized throughout Klaviyo.Taking ownership of key components and services from initial implementation to production deployment.Enhancing the availability, scalability, latency, and efficiency of infrastructure security systems.Collaborating with senior engineers on system design and architecture, contributing innovative ideas and technical solutions.Identifying and addressing performance, reliability, and security concerns in distributed systems.Utilizing cutting-edge technologies such as Python, Golang, AWS, Kubernetes, Terraform, and modern data storage solutions.Actively engaging in design reviews, code reviews, and collaborative brainstorming sessions.

Role Overview Crusoe is hiring a Staff Security Engineer in Dublin, IE. This role focuses on protecting the company’s technology and infrastructure. The position involves designing, implementing, and maintaining security solutions to safeguard sensitive data and support compliance with industry standards. What You Will Do Design security solutions that address current and emerging threats Implement and maintain security controls across systems and infrastructure Monitor for vulnerabilities and respond to incidents as needed Work with a team of engineers to develop and refine security strategies Support compliance efforts with relevant industry standards Team and Culture Collaborate with skilled professionals who focus on innovation and security. The team values practical solutions and a proactive approach to protecting company assets.

Telnyx operates a private, global multi-cloud IP network, delivering connectivity for people, devices, and applications. The company invests in edge technology and user-friendly APIs to modernize legacy systems and automate manual processes. Team culture emphasizes financial stability and continuous learning. For more details about Telnyx’s network and edge technology, visit https://telnyx.com/our-network and https://telnyx.com/resources/about-edge-connectivity. Role overview This Junior Security Operations Engineer role is based in Dublin, Ireland or Amsterdam, Netherlands. The position supports Telnyx’s Security Operations (SecOps) program, with a focus on hands-on work and tool development to strengthen security triage, investigation, and response. What you will do Develop and improve AI-assisted security tools, including triage agents for bug bounty submissions, investigation copilots for log and SIEM data, and response workflows that propose and track remediation steps. Split time between building these tools and reproducing vulnerabilities to strengthen the company’s security posture. Collaborate with the Technical Operations Director and the Governance, Risk, and Compliance (GRC) lead. Contribute to vulnerability management, threat response, dark web monitoring, and internal security tooling. Who thrives in this role Engineers interested in AI-driven security solutions. People who enjoy building and refining internal tools. Those who want to combine technical development with hands-on vulnerability work. Collaborators who value learning and growth in a stable, innovative setting.

Join Blockdaemon, a pioneering company in blockchain infrastructure, as a DevOps Security Engineer. In this role, you'll be instrumental in enhancing the security of our platforms and services, ensuring they meet the highest standards of safety and reliability. Your expertise in DevOps and security practices will allow you to work closely with our engineering teams to implement robust security measures, conduct vulnerability assessments, and respond to security incidents.

Join Intercom, the leading AI Customer Service company, dedicated to empowering businesses in providing exceptional customer experiences.Our cutting-edge AI agent, Fin, stands as the most sophisticated customer service AI in the industry, enabling businesses to offer seamless, around-the-clock customer support. When paired with our Helpdesk, it forms the comprehensive Intercom Customer Service Suite, designed to address complex queries that necessitate human intervention.Founded in 2011 and relied upon by nearly 30,000 businesses globally, Intercom is pioneering new benchmarks in customer service. Our core values drive us to push boundaries, innovate with urgency, and deliver unparalleled value to our clients.What’s the Opportunity?The Security Engineering Group at Intercom is pivotal in ensuring the secure delivery of software from our R&D teams. As the Engineering Manager for the Application Security team, you'll join our globally distributed Information Security group, safeguarding the security and trust of Intercom for over 25,000 businesses by setting high security standards for our products.Your ResponsibilitiesIn your role as Engineering Manager of a diverse security engineering team, you will:Oversee security across Intercom’s Software Development Lifecycle, implementing security controls to empower our engineering teams to operate rapidly while ensuring a secure application environment.Lead security assessments for product features, collaborating with engineering teams to identify and mitigate security vulnerabilities.Manage product security features, assisting our customers in maintaining a robust security stance while using the Intercom platform.Handle security incidents at Intercom, spearheading investigations and implementing improvements to minimize the risk of recurrence.Collaborate with key stakeholders across Infosec and engineering to define and execute our security vision, strategy, and roadmap for the Intercom product.Lead a globally distributed team of product and security engineers, fostering a collaborative culture that drives high productivity, performance, and reliability.Contribute to shaping and evolving our engineering culture through our organizational programs.Required SkillsWe recognize that these lists can sometimes seem daunting, but we value diverse experiences and backgrounds. If you’re passionate about security and ready to lead a team in a dynamic environment, we encourage you to apply!

Role Overview Semperis is looking for a Senior DevOps Engineer in Dublin, Ireland. This role focuses on improving cloud infrastructure and streamlining deployment processes. The position involves regular collaboration with development teams to support smooth integration and delivery of services. What You Will Do Work with development teams to support continuous integration and delivery Enhance and maintain cloud infrastructure Apply automation skills to improve deployment workflows Key Skills Strong background in automation Experience with cloud technologies Ability to drive projects and collaborate across teams

Role Overview Stripe is looking for a Security Engineer focused on Threat Detection to help protect its platforms. This role centers on identifying vulnerabilities, strengthening security controls, and shaping incident response strategies. What You Will Do Collaborate with teams across Stripe to spot and address security risks Design and implement security measures that defend against new and evolving threats Develop and refine processes for detecting and responding to security incidents Impact Your work will help build and maintain secure infrastructure, safeguard customer data, and support the overall safety of Stripe’s services. Location This position is based in Ireland.

Join Primark as a Data Platform & Engineering Lead and drive the evolution of our data architecture and engineering practices. In this pivotal role, you will lead a dynamic team focused on building robust data platforms that support our expansive retail operations. Your expertise will guide the development of innovative data solutions, ensuring data integrity, scalability, and availability.

Join Our TeamAs an integral member of the CloudEOS team at Arista Networks, you will engage with a dynamic and talented group dedicated to developing innovative software solutions for Cloud-enabled WAN connectivity. Our team oversees the complete lifecycle of control plane, software data plane, and management platform/APIs/services.Your ResponsibilitiesYou will contribute to the creation of groundbreaking products and services that offer highly automated networks, ensuring secure connectivity across multiple global locations. In this position, you will work with diverse technologies, including the Extensible Operating System (EOS), multithreading, multicore software forwarding via DPDK, and various public cloud infrastructures such as AWS, Azure, and GCP. You will also explore areas like path selection, NFV, containers, network segmentation, virtualization, microservices architecture, CI/CD pipelines, and Terraform-based provisioning models.