Senior Site Reliability Engineer - CloudVision

Arista Networks is an industry leader in data-driven, client-to-cloud networking for large data center, campus and routing environments. Arista is a well-established and profitable company with over $8 billion in revenue. Arista’s award-winning platforms, ranging in Ethernet speeds up to 800G bits per second, redefine scalability, agility, and resilience. Arista is a founding member of the Ultra Ethernet consortium. We have shipped over 20 million cloud networking ports worldwide with CloudVision and EOS, an advanced network operating system. Arista is committed to open standards, and its products are available worldwide directly and through partners. At Arista, we value the diversity of thought and perspectives each employee brings. We believe fostering an inclusive environment where individuals from various backgrounds and experiences feel welcome is essential for driving creativity and innovation. Our commitment to excellence has earned us several prestigious awards, such as the Great Place to Work Survey for Best Engineering Team and Best Company for Diversity, Compensation, and Work-Life Balance. At Arista, we take pride in our track record of success and strive to maintain the highest quality and performance standards in everything we do.

Who You'll Work For We are seeking an experienced and analytically-minded Site Reliability Engineer to join our organisation on a permanent, remote basis from Ireland. In this role, you will be instrumental in building, deploying, and operating critical production systems with a steadfast commitment to scalability, reliability, observability, and security. You will work collaboratively with cross-functional teams to ensure our infrastructure remains resilient, efficient, and future-ready. This is an excellent opportunity for a detail-oriented professional who thrives in a dynamic environment and is passionate about solving complex infrastructure challenges.

Design, build, and deploy production systems with a focus on scalability, reliability, observability, and performance, ensuring systems meet stringent security standards Develop and maintain comprehensive automation solutions to eliminate toil and streamline operational efficiency across production environments Proactively monitor production systems, establish intelligent alerting strategies, and implement automated incident response mechanisms to minimise downtime Create and maintain detailed incident response runbooks; conduct thorough postmortem analyses following incidents to identify root causes and prevent recurrence Collaborate with software engineering teams to identify and resolve infrastructural bottlenecks, designing innovative solutions that enhance product deployment workflows Manage and optimise monitoring infrastructure using industry-standard tools, ensuring comprehensive visibility across all systems Plan, communicate, and execute maintenance windows on production systems with minimal disruption to service availability Triage platform and infrastructural issues with decisiveness and analytical rigour; engage with third-party vendors and support teams as required Deploy new systems and updates in a staged, risk-managed manner, ensuring safe and incremental rollouts Survey and adopt best practices in infrastructure and platform management to maintain secure, scalable, and fault-tolerant systems Study the design and implementation details of open-source systems to enhance troubleshooting capabilities and accelerate issue resolution Work transparently with stakeholders to communicate system status, planned maintenance, and infrastructure improvements #LI-EO1 #automation #Ansible #Terraform #observability #Prometheus #Grafana #cloud platforms #AWS #GCP #Azure #container #orchestration #Kubernetes #Docker #CI/CD #Jenkins #GitLab Qualifications **Essential Requirements:** Bachelor's degree in Computer Science,