Top Tech Jobs & Startup Jobs in Dublin

Join Arista's Dublin Kernel team to develop and integrate Linux kernel and BIOS features, evaluate CPUs, work with vendors, perform bringup and qualification, debug and optimize code for performance and scalability, and own projects from definition through deployment.

Provide post-sales technical support for Arista datacenter and campus products: respond to customers, troubleshoot hardware/software and networking issues, recreate problems in lab, document findings, and collaborate with hardware, software, and sales teams.

Design, implement, verify and optimize high-speed FPGA digital logic (VHDL/Verilog) targeting AMD/Xilinx Ultrascale Plus. Integrate with processors and high-speed interfaces, perform simulation, synthesis, place-and-route, timing closure, support lab bring-up and debug, and produce design documentation.

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 Systems Engineer will manage global infrastructure, oversee service availability, perform server maintenance, and design hybrid cloud environments, ensuring operational excellence and security incident response.

Design and execute system-level test cases for a network management system, troubleshoot issues, write bug reports, and improve user experience.

The POC Engineer designs and demonstrates networking solutions for clients, manages complex test topologies, and collaborates on product enhancements.

Provide commercial legal support across Europe: draft, review and negotiate complex commercial and licensing agreements; advise on EU/member-state regulatory matters including GDPR, export controls and anti-corruption; identify legal risk and manage external counsel; partner with business and executives to develop processes and templates to ensure compliance and efficiency.

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.

Design, build, deploy, and operate scalable, secure, and observable infrastructure and developer productivity systems. Automate toil, respond to incidents, create runbooks and postmortems, and improve CI/CD, testing, and platform reliability.