Top Network Engineer Jobs in Dublin

Lead platform engineer responsible for advanced circuit troubleshooting (DIA, MPLS, Ethernet, DWDM), incident response, vendor/carrier management, mentoring NOC staff, maintaining runbooks, coordinating changes and ensuring operational readiness for data center and backbone connectivity.

Lead Platform/Network Engineer responsible for advanced circuit troubleshooting (DIA, MPLS, Ethernet, DWDM), incident response, vendor/carrier management, SLA enforcement, mentorship, runbook development, and cross-functional collaboration to maintain secure, resilient data center and backbone connectivity.

Lead and troubleshoot complex carrier and data-center circuits (DIA, MPLS, Ethernet, DWDM). Serve as escalation for outages, run bridge calls, validate RCAs, manage incidents/SLA adherence, coordinate vendors/carriers, mentor engineers, and improve operational processes and runbooks.

Lead operational troubleshooting and escalation for carrier and customer circuits (DIA, MPLS, Ethernet, DWDM). Manage incident response, vendor/carrier coordination, maintenance, and on-call support. Mentor engineers, maintain runbooks, validate RCAs, and recommend operational or design improvements to ensure backbone and data center connectivity reliability.

Lead Platform/Network engineer responsible for leading escalation and troubleshooting of carrier and customer circuit issues (DIA, MPLS, Ethernet, DWDM), managing incident response, coordinating with carriers/vendors, mentoring engineers, improving processes and runbooks, and supporting data center connectivity and change management.

Lead escalation and troubleshooting for complex carrier and data-center circuits (DIA, MPLS, Ethernet, DWDM). Manage incident response, vendor/carrier coordination, SLAs, on-call support, runbooks, and mentor network operations staff.

Lead network operations for telecom and data center connectivity, troubleshoot complex carrier and customer circuit issues (DIA, MPLS, Ethernet, DWDM), lead incident response and bridge calls, validate RCAs, manage vendor/carrier relationships, mentor engineers, maintain runbooks and SOPs, and support change management and operational readiness.

Lead platform-level telecom operations, troubleshoot complex carrier and customer circuit issues (DIA, MPLS, Ethernet, DWDM), lead incident response, coordinate vendors/carriers, mentor NOC engineers, maintain runbooks, and support change and operational readiness for data center connectivity.

Lead the Telcom Operations team to troubleshoot and resolve complex circuit issues (DIA, MPLS, Ethernet, DWDM), manage major incidents and vendor escalations, validate carrier RCAs, mentor network engineers, maintain runbooks and SOPs, and coordinate cross-functional change and operational readiness for data center and backbone connectivity.

Lead escalation point for complex circuit issues (DIA, MPLS, Ethernet, DWDM). Perform advanced fault isolation, lead carrier/vendor bridge calls, validate RCAs, manage major incidents and on-call response, mentor operations engineers, maintain runbooks, and coordinate cross-functional changes for data center and backbone connectivity.

The Lead Network Engineer oversees network operations, troubleshooting, incident management, and vendor interactions, ensuring timely and effective solutions for network issues.

The Systems Engineer will deploy, manage, and support the global server infrastructure, troubleshoot issues, and optimize performance while providing technical support.

The Mobile Core Network Engineer will manage core network services, design redundancy patterns, maintain automation, and participate in incident response within Telnyx's global mobile core network.

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.

The Senior Network Security Engineer designs and implements network security architectures, standardizes firewall platforms, and ensures secure connectivity across hybrid and multi-cloud platforms while leading incident response efforts.

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

Design, deploy, and optimize global enterprise wired/wireless networks and VPNs. Lead connectivity between branches, automate operations and monitoring, troubleshoot cross-region incidents, evaluate new technologies, and partner with telecom providers to manage SLAs and escalations.

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.

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, build, and execute exhaustive system tests for large end-to-end Arista networking environments. Configure hardware, traffic generators, and tools to emulate customer topologies; identify failures, reproduce bugs, analyze root cause, verify fixes, and present results. Collaborate with development, sales, TAC and POC teams; provide customer-focused feedback, test plan reviews, and cross-training.

Build and operate services and tooling that automate network lifecycle, make network changes safe (CI/CD, rollouts, audit trails), develop scalable observability and telemetry, integrate network source-of-truth with platform APIs, and collaborate with network engineers and SREs to turn operational pain into production-grade automation.

Design, operate and troubleshoot large-scale data center and backbone networks including InfiniBand GPU cluster interconnects. Provide technical design and operational support, develop monitoring and automation tools, document network designs, test infrastructure and vendors, and support launch of new cloud regions.

The Senior Network Engineer designs, implements, optimizes, and supports the enterprise network infrastructure, ensuring high performance and security compliance, while managing network projects and systems.

As a Senior Network Engineer, you will design and manage enterprise SASE and SD-WAN solutions, mentor engineers, lead projects, and ensure technical excellence.