Top Network Engineer Jobs in Dublin

The role involves maintaining Unix systems, automating operations, troubleshooting issues, and improving IT infrastructure performance globally within a large team.

Provides hands-on junior technical support, including floor-walking after moves, resolving first-line issues, installing and de-installing desktop and AV equipment, cabling, desk testing, asset management, equipment handling, issue tracking, and administrative updates. The role also supports deliveries, waste separation, equipment preparation, and escalation of unresolved incidents. Network and comms room installation experience is desirable but not essential, provided the candidate is willing to learn.

Designs, implements, and manages secure, highly available hybrid network infrastructure across AWS, Azure, and office environments. Responsibilities include cloud and on-premises networking, firewalls, VPNs, monitoring, troubleshooting, automation, disaster recovery, documentation, compliance, and stakeholder communication. The role supports switches, routers, wireless infrastructure, servers, virtualization, and storage systems while optimizing network performance and reliability.

Serve as Datadog's product expert for Network Monitoring: investigate complex escalations, lead technical calls, mentor support teams, build tooling/sandboxes, collaborate with Engineering/Product, and troubleshoot across containerized environments and multiple OS platforms.

Provides operational and developmental support across Azure, VMware, Windows Server, enterprise networking, security, backup, disaster recovery, and hybrid infrastructure. Responsibilities include resolving complex incidents, supporting infrastructure changes and migrations, improving resilience, documenting environments and recovery procedures, assessing technical risks, and transferring knowledge to ICT staff. The consultant will also contribute to cybersecurity remediation, disaster recovery testing, infrastructure architecture, service management, and future ICT operating-model recommendations.

Design, maintain, and optimize HLR/HSS/UDM subscriber templates and roaming logic. Lead Full MVNO profile deployments, collaborate with roaming partners and system integrators, define HLR/HSS KPIs, and troubleshoot signalling using Wireshark and roaming platforms.

Build and design proxy infrastructure from scratch, implement rotation systems, manage IP reputation, optimize for performance, and develop reverse proxy systems for various proxy types.

Design and execute test plans and topologies to validate functionality, performance, stability and scalability of Arista networking products. Find hard-to-detect bugs, work closely with developers to complement automated tests, participate in design reviews, and drive platform validation and defect verification.

Designs, deploys, troubleshoots, and continuously improves global LAN, WAN, Wi-Fi, cloud, manufacturing, and hybrid network infrastructure. Responsibilities include Zero Trust security, firewall and NAC management, SD-WAN, VPN, cloud connectivity, automation using Python, Ansible, and Terraform, observability, capacity planning, incident management, documentation, architecture reviews, and mentoring engineers.

Provide day-to-day support for global CDN production and corporate networks, troubleshoot server and switch hardware, coordinate with ISPs and vendors, perform root cause analyses for outages, and participate in 24/7 support rotations. Work includes multi-vendor environments, fiber-optic infrastructure, and scripting for operational tasks.

Designs, builds, secures, operates, and automates Kraken's network and data-center infrastructure. Responsibilities include data-center design and connectivity, zero-trust network and firewall implementation, incident response and maintenance, infrastructure-as-code and tooling, and vendor coordination. Senior hires lead design and mentor; junior hires focus on hands-on build and operational requests.

Provide regional technical leadership and high-level installation, configuration, documentation, management, and troubleshooting for LAN/WLAN/WAN across DoD/DHA medical facilities in Europe. Advise government and contractor staff, lead network specialists, maintain standards, and ensure security and high availability using tools like Orion SolarWinds, ARMIS, and Ansible.

Design and implement automated workflows, ETL pipelines, and integrations to centralize partner data. Build reconciliation, alerting, runbook automation, dashboards, and self-service tools to improve data quality and operational response.

Design and implement automation for partner onboarding, data pipelines, ETL, reconciliation, and operational runbooks. Build API integrations, alerting, dashboards, and self-service tools to maintain partner data quality and streamline incident response.

Design and implement automation and ETL workflows to manage partner onboarding, data reconciliation, and operational runbooks. Build integrations, dashboards, alerts, and self-service tools to maintain data quality and streamline network incident response.

Design and implement automated workflows, ETL pipelines, and integrations to centralize partner/network data. Build self-service tools, alerting, runbook automation, reconciliation scripts, dashboards, and scheduled reports to improve data quality, incident response, and operational efficiency.

Design and implement automation and ETL pipelines to centralize partner data, build self-service and alerting workflows, automate operational runbooks and incident contact retrieval, and create monitoring dashboards and reconciliation scripts to ensure data quality and consistency.

Senior Network Engineer providing highest-level escalation for global network operations. Lead troubleshooting, RCA, and major incident recovery; design and implement enterprise network projects; administer Cisco, Fortinet, F5, SD-WAN, and cloud networking; automate tasks, perform packet analysis, monitor performance, and ensure network security and compliance while mentoring junior engineers.

Build software, services, and frameworks to manage large GPU supercomputing network fabrics: metrics collection, configuration, zero-touch provisioning, monitoring, IaC-based deployments, and automated remediation to ensure scalable, reliable network operations.

Own production network health and incident management globally: diagnose and resolve complex network outages, perform root cause analysis, hardware/software isolation, vendor collaboration, maintenance (code upgrades, refreshes, peering), third-line customer support, and drive improvements in alerting, change processes, automation, and stability.

Design, implement, and maintain GCP network infrastructure including Interconnect, VPCs, firewalls, VPNs and IAM. Monitor performance, troubleshoot issues, collaborate with DevOps/Security, and mentor junior engineers.

Design, implement, and operate global cloud voice networking: SIP/RTP flows, carrier interconnects, SBCs, VPNs, and multi-region AWS/Azure architectures. Optimize voice quality, run customer onboarding and connectivity workshops, automate provisioning with IaC, participate in incident response and HA/DR planning, and support capacity, scalability, and global expansion.

Lead cloud network reliability and automation across AWS: design and maintain IaC (Terraform), CI/CD pipelines, load balancers, CloudFront and Cloud WAN, implement observability and governance, participate in incident rotation, and drive cross-functional infrastructure improvements.

Build and operate the network platform: set SLIs/SLOs, drive reliability improvements, own incident response and postmortems, develop observability and safer change workflows, automate operations, and collaborate with network and platform teams to embed operability.

Build and maintain services and tooling to automate and secure network lifecycle across data centers. Implement CI/CD, staged rollouts, drift detection, observability pipelines, and APIs that integrate network source-of-truth with the cloud platform. Collaborate with network engineers and SREs to turn operational pain into production-grade automation and tooling.