Top IT Jobs in Dublin

Designs, implements, and manages secure, highly available hybrid networks across AWS, Azure, Cisco Meraki, and on-premises infrastructure. Responsibilities include network architecture, cloud networking, security controls, monitoring, troubleshooting, VPN integration, automation, disaster recovery, documentation, compliance, and stakeholder communication. Supports switches, routers, firewalls, Wi-Fi, servers, virtualization, and storage systems while optimizing network performance and reliability.

Design, build, and maintain automation, monitoring, and CMDB integrations for large-scale physical security and network infrastructure. Implement IaC, automated remediation, custom exporters, patching pipelines, SLO/SLI enforcement, runbooks, and participate in 24x5 on-call rotation to ensure resilience and reduce operational toil.

Provides advanced onsite second-line IT support for Dublin office users, resolving complex endpoint, deskside, and site technology incidents. Manages device provisioning, deployment, asset tracking, and lifecycle processes; maintains ticketing and asset records; improves support documentation and service quality; analyzes incident trends; and mentors junior engineers. Serves as a senior escalation point while maintaining stakeholder relationships, customer service, and compliance with company policies and controls.

Provide Level 2 technical support for SME clients in a managed service provider environment. Diagnose and resolve Windows, Microsoft 365, Active Directory, Intune, Entra ID, Azure, networking, firewall, and VPN issues. Own support tickets, perform patching and preventative maintenance, support migrations and onboarding projects, maintain documentation, and communicate directly with customers. The role includes occasional client-site visits and requires independent work in an office-based team.

Provide Tier 1 and Tier 2 enterprise IT support, troubleshooting hardware, software, operating systems, peripherals, and network devices. Manage user onboarding and offboarding, account access, software configuration, remote support, ticket escalations, knowledge articles, and process improvements. Participate in on-call support and occasional travel while following security and privacy procedures.

Provide IT helpdesk support and device administration across Windows, macOS, and Linux. Manage MDM, SSO, enterprise SaaS, onboarding/offboarding, hardware deployment, asset inventory, endpoint security, and related procurement/shipping. Troubleshoot networks (LAN/WAN), create automation scripts, deliver staff training, participate in on-call rotations, and collaborate with HR and Security teams to maintain secure, scalable IT operations.

Support and improve Microsoft 365 collaboration platforms, governance, identity and access processes, ITSM workflows, documentation, incident coordination, reporting, testing, rollouts, and change management. The role analyzes recurring issues, coordinates cross-functional initiatives, supports automation using PowerShell, Microsoft Graph, and Power Platform, and partners with engineering, security, vendors, leadership, and business teams to improve enterprise collaboration operations.

Manage the complete employee device and access lifecycle, including account provisioning, offboarding, hardware logistics, MDM enrollment, endpoint security, audit-ready records, vendor relationships, and invoice auditing. Provide responsive IT support across time zones while maintaining accurate access, license, and device records. Partner with Security and People Operations to enforce compliance and build scalable IT processes.

Manage and enhance identity and access management systems, including onboarding, offboarding, identity lifecycle, entitlements, roles, and Active Directory migrations. Automate IAM processes using PowerShell and tools such as Saviynt, OneIdentity Active Roles Server, and Okta. Resolve identity issues, support maintenance and upgrades, document processes, assist audits, contribute to IAM roadmaps, and collaborate with IT, DevOps, HR, Legal, and InfoSec stakeholders. Participate in on-call support.

Architect and build an AI-native automation and orchestration toolchain (fusing traditional tools with foundation models), enable and mentor early adopter teams, standardize practices across departments, drive infrastructure-as-code and CI/CD adoption, contribute to the IT/Sec operating system, and champion cross-departmental adoption of automation and AI platforms.

Administers and architects IBM i environments across IBM Power Systems, managing partitions, upgrades, backups, disaster recovery, high availability, security, performance, storage, and integrations. Develops automation with CL, SQL, and RPG; supports IBM MQ, APIs, cloud platforms, and open-source technologies. Serves as the highest technical escalation point, leads root-cause analysis, participates in on-call support, and manages infrastructure changes, modernization initiatives, documentation, and compliance.

As an IT Internal Auditor at SumUp, you will plan and execute IT internal audits, assess IT general controls, prepare audit reports, and use data analytics to enhance audit efficiency. You'll collaborate with senior stakeholders and contribute to the development of internal audit methodologies while staying updated on technology standards and regulatory practices.

Provide technical support for applications: investigate and resolve issues, develop and implement interfaces, create support documentation, collaborate with Design/Test/Dev teams, estimate resources, and monitor project performance.

Investigate and resolve verified application issues, develop and implement interfaces, create technical support documentation, collaborate with design, test and development teams, provide user support, estimate resource timings, and monitor project performance to meet goals.

Develop and maintain Digital Workplace tools, working closely with teams, performing testing, debugging, and technical research. Requires web development experience and familiarity with modern software architectures.

Perform regulatory and compliance-driven systems analysis across EMEA programmes: translate legislation into precise, traceable IT requirements; assess legacy systems and cross-system impacts; lead discovery with stakeholders; author testable acceptance criteria; coordinate multi-country implementation and dependencies; apply and improve AI-assisted analysis tools; partner with architects, delivery managers, QA, legal and compliance to ensure compliant delivery.

Lead architecture and build an automation and AI-native toolchain (fusing traditional automation with agentic workflows), mentor teams, drive cross-department adoption, standardize practices, and evolve IT operations toward infrastructure-as-code and platform-first models.

The AV Support Engineer provides Level 2 technical support for AV/VC systems, performs diagnostics, resolves issues, conducts room audits, and offers user acceptance testing, ensuring high-quality service and client satisfaction.

Lead design, operation, and improvement of developer platforms and tooling. Act as product owner for CI/CD, source control, observability, and dev tooling; standardise and automate pipelines, enforce security and guardrails, provide self-service capabilities, and ensure platform reliability and monitoring.

Lead onsite IT operations for the Dublin office and coordinate EMEA regional IT support. Provide frontline support, onboarding/offboarding, AV and event readiness, vendor and inventory management, workplace technology for office builds, executive/white-glove support, and drive documentation, workflows, and automation to scale support across offices and time zones.

Provide L2/L3 IT support, manage Azure services, corporate network devices, Active Directory, and cloud infrastructure, ensuring reliable IT Security systems while collaborating in a global team.

The Assistant IT Manager oversees level 1 support for onboard computer systems, manages IT network infrastructure, and assists users with technical issues to ensure optimal system performance.

As an IT Manager, you will oversee and support onboard communication systems, networks, servers, and user support while collaborating with shoreside IT for deployments and projects.

The IT Specialist assists in managing IT operations onboard a cruise ship, ensuring IT performance and compliance with documentation and customs requirements.

Assists with IT operations on cruise ships, focusing on guest-related technology. Responsibilities include troubleshooting, installation, and first-level support for IT equipment.