Top Cyber Security Jobs in Dublin

The Threat Intelligence Specialist monitors cyber, fraud, supply-chain, and geopolitical threats; conducts OSINT investigations and threat analysis; and produces intelligence for operational and executive stakeholders. The role supports incident response, fraud mitigation, vendor risk, global intelligence coordination, shift handovers, and regional community engagement. It requires autonomous leadership, strong communication, familiarity with intelligence tools and MITRE ATT&CK, and participation in an overnight and weekend on-call rotation.

Leads global Security Operations Enablement, overseeing data engineering, analytics, SIEM/SOAR engineering, security platform strategy, automation, governance, architecture, vendor relationships, and performance. Manages a team of 20+ engineers while partnering with incident response, cyber defense, threat management, security engineering, and enterprise architecture leaders to deliver scalable detection and response capabilities.

Lead and scale strategic partner motions (channels, GSIs, ISVs, OEMs, cloud, silicon) to drive joint go-to-market plans, revenue, and market expansion. Build executive relationships, enable partners technically and commercially, establish pipeline governance, and coordinate product, sales, marketing, and engineering to convert partner potential into measurable customer impact.

Join the Server Ingress Security team to enhance MongoDB's security. Responsibilities include designing and implementing security services in Rust, and collaborating across teams to maintain security and performance of database services.

Administer and support Microsoft 365 productivity platforms, resolve escalated technical issues, design permanent solutions and automations, lead projects, deliver trainings, create reports, and collaborate across teams to improve service stability.

Deploy and integrate autonomous vulnerability-management platforms into high-security, sovereign, and air-gapped environments. Read and modify customer and platform code, identify vulnerabilities, verify patches, build security tooling integrations, and navigate authentication, network, compliance, and cross-domain constraints. Act as the technical bridge between customers and core engineering and AI teams while advising customer engineering, SOC, and operational leaders on automated defense and vulnerability remediation.

Supports the deployment, troubleshooting, testing, auditing, and continuous improvement of physical security applications, including access control, CCTV, video management, and visitor management systems. The role manages tickets, system data, documentation, vendor coordination, end-user support, basic training, and operational metrics. It partners with physical security, IT, facilities, GSOC, and regional vendors, occasionally traveling to office locations for deployments, audits, training, and service needs.

Talent-network posting to collect engineers for future openings across full-stack, backend (Golang), frontend (React), mobile (iOS/Android/React Native), blockchain, AI, DevOps, security, data, and QA. Applicants should state domain, core technologies, location/time zone, and share links to profiles or projects. Fully remote; must have right to work in the country you are based.

Provides static security services in Dublin on rotating weekday and weekend day/night shifts. Responsibilities include protecting people and property, responding to incidents, patrolling, monitoring CCTV, controlling access, delivering customer service, preparing reports, and liaising with management. The role requires a valid Static Private Security Authority license, QQI Level 4 Basic Guarding Skills, at least six months of industry experience, B2 English communication, basic IT skills, work authorization where applicable, and flexibility for shift-based schedules.

Triage, investigate, and remediate security alerts using EDR telemetry, logs, and forensic artifacts. Perform tactical malware analysis and Microsoft 365/cloud investigations, contribute to detection engineering, escalate SOC issues, and support projects to improve analyst outcomes and partner security.

Design and execute manual and automated testing for web applications, APIs, and backend services. Build regression, smoke, and critical-path automation suites; validate functional, integration, end-to-end, and non-functional requirements; identify and track defects; verify fixes; and collaborate with engineering, product, and DevOps teams. Use AI-assisted tools for test generation, flaky-test triage, and log analysis while improving QA processes, tooling, coverage, and release quality.

Design, build, and operate distributed, high-volume transactional backend services in Go. Own scope, architecture, correctness guarantees, production behavior, observability, and automated verification. Collaborate across product, infra, and QA while using agent-driven engineering practices.

Execute and manage IT audit activities, assess controls and regulatory compliance (SOX, GDPR, ISO, NIST), run control testing, use GRC tools for evidence tracking, perform IT risk assessments, manage third-party risk, coordinate with auditors and stakeholders, and provide actionable security and compliance insights to leadership.

Drive new-logo enterprise sales for Keeper’s cybersecurity platform across an assigned EMEA geography. Responsibilities include developing strategic sales plans, prospecting, building executive relationships, managing the full sales cycle, conducting demonstrations and negotiations, forecasting pipeline, exceeding quotas, coordinating contracts, and collaborating with marketing, product, customer success, legal, and sales operations. The role requires French and English fluency, enterprise SaaS sales experience, IAM/PAM knowledge, up to 50% travel, and residence in Ireland.

The Lead Golang Software Engineer develops server solutions, leads technical designs and code reviews, mentors colleagues, and ensures the quality of engineering practices in the Commercial Systems unit.

The Enterprise Customer Success Manager at Canonical is responsible for onboarding customers, managing relationships, identifying growth opportunities, and collaborating with cross-functional teams to enhance customer satisfaction.

The Enterprise Customer Success Manager enhances customer experience by onboarding clients, managing relationships, and identifying growth opportunities, especially in IT solutions and cloud technology.

Lead detection and response across cloud, blockchain, and AI surfaces. Build detection coverage, run incident response, deploy SOC AI tooling, maintain SIEM/SOAR and orchestration, and collaborate cross-functionally to remediate threats and improve visibility. Participate in on-call rotation and support threat modeling, vulnerability scans, and custom tooling.

Design, build, and automate security controls and processes across cloud and enterprise environments. Perform technical assessments, penetration and segmentation testing, threat detection and response, and collaborate with architecture and SRE teams to implement zero-trust, IAM, and security tooling to improve F5's overall security posture.

Designs, automates, and operates secure, scalable AWS infrastructure using Terraform, CI/CD pipelines, containers, and Kubernetes. Improves observability, reliability, deployment workflows, security, cost efficiency, and incident response. Troubleshoots production issues across infrastructure, applications, networking, and pipelines while collaborating with globally distributed engineering, security, and QA teams. Provides EMEA operational coverage and develops automation using Python, Bash, and AI-assisted tools.

The Inside Sales Representative will drive new business, manage the full sales cycle, and communicate with clients in Spanish and English. Responsibilities include cold outreach and developing customer relationships while utilizing Salesforce and demonstrating Keeper's cybersecurity solutions.

The Bilingual Channel Sales Engineer will support pre-sales and post-sales technical processes, assist with product demonstrations, and address technical queries for EMEA partners.

Support multinational security operations in high-threat environments by securing checkpoints, conducting convoy operations, protecting humanitarian efforts, delivering relief supplies, and coordinating with NGOs, government agencies, and community leaders. The role requires combat experience, weapons proficiency, active-duty military experience, and the ability to operate alongside multinational teams in conflict zones.

Leads threat modeling, security reviews, vulnerability management, cloud and Kubernetes security, IAM protection, policy-as-code automation, and detection and response operations. Partners with engineering and DevOps teams to secure products, CI/CD systems, software supply chains, and production infrastructure. Develops scalable security tooling, establishes secure cloud baselines, prioritizes remediation, investigates incidents, and translates architectural findings into actionable controls.

Lead and grow a senior Application Security engineering team; define AppSec strategy and roadmap; engage deeply on threat modelling, security architecture, agentic/AI-native tooling, SAST/SCA, vulnerability management and automation; embed security into the SDLC, coordinate with leadership and partner teams, and represent AppSec externally for compliance and customer interactions.