Site Reliability Engineer (SRE/ DevOps) - Engineering Productivity

Arista Networks; Leinster; On-site; EUR 60,000 - 90,000; Full time

Job summary

Arista Networks, located in Leinster, Ireland, is looking for a skilled professional for their Engineering Productivity team. The ideal candidate will collaborate with engineers to design and maintain secure and scalable tools in a hybrid cloud environment. Responsibilities include building reliable production systems, enhancing developer workflows, and maintaining incident response processes.

The position requires strong problem-solving skills and experience with automation technologies such as Ansible and Docker, along with knowledge in programming languages such as Go and Python.

Qualifications

• 3 years' experience in relevant field or equivalent work experience.
• Knowledge of one or more languages: Go, Python, shell scripting.
• Strong problem-solving and software troubleshooting skills.

Responsibilities

• Build, deploy, and operate critical production systems focusing on scalability and reliability.
• Create and maintain incident response documentation to prevent recurring issues.
• Work with product teams to enhance developer efficiency.

Skills

Go

Python

Shell Scripting

Ansible

Docker

Kubernetes

Education

BSc Computer Science or Engineering or equivalent work experience

Tools

Linux

Prometheus

Grafana

Job description

Arista Networks is an industry leader in data-driven, client-to-cloud networking for large data center, campus and routing environments. What sets us apart is our relentless pursuit of innovation. We leverage the latest advancements in cloud computing, artificial intelligence, and software-defined networking to provide our clients with a competitive edge in an increasingly interconnected world. Our solutions are designed to not only meet the current demands of the digital landscape but to also anticipate and adapt to future challenges.

At Arista we value the diversity of thought and perspectives that each employee brings to the table. We believe that 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 Best Engineering Team, 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 standards of quality and performance in everything we do.

Who You'll Work With

Arista Networks is looking for a skilled professional for our Engineering Productivity (EngProd) team to help maintain and support our rapidly expanding infrastructure and internal user base. The ideal candidate is someone who can wear many hats, is versatile and is enthusiastic about learning new technologies. As a part of the software engineering team, you will work with other team members to design, build and administer secure, scalable and fault-tolerant tools and infrastructure in a hybrid cloud environment.

Working in the EngProd group, you will collaborate and work with other engineers to design, build, scale, and operate the systems used by Arista's product development teams. These systems are based on industry-standards, including Ansible, Artifactory, Gerrit, Jenkins, Kubernetes, Grafana, Spinnaker, MySQL, ElasticSearch, Google Cloud, Varnish, Perforce, Gerrit etc, 3rd party storage appliances, as well as internal systems developed from the ground-up to automate CI/CD, testing, analysis, and visualization.

What You'll Do

• Build, deploy safely and incrementally, and operate critical production systems with focus on scalability, reliability, observability, performance and security.
• Build automation to remove toil and proactively monitor, respond to, and enhance alerts with automated handling.
• Create and maintain incident response runbooks, triage platform and infrastructural issues, and write postmortem documents to prevent recurring incidents.
• Plan and communicate maintenance windows on production systems while engaging with 3rd party vendor support as needed.
• Work with Arista's product development teams to identify infrastructural bottlenecks and design solutions to enhance developer experience and workflow efficiency.
• Survey and adopt best practices around infrastructure and platform design to maintain secure, scalable and fault-tolerant systems, including studying OSS system implementations for better triage and resolution.

#Linux#UNIX#Go#Python#Shell Scripting#Ansible#Docker#Kubernetes

Essential Skills

• At least BSc Computer Science or Engineering + 3 years’ experience, MS Computer Science or Engineering + 3 years’ experience, or equivalent work experience.
• Knowledge of one or more of Go, Python, shell scripting to be able to implement medium complexity automation workflows.
• Knowledge of Linux (or UNIX) from administration and debugging perspective.
• Hands‑on experience in operating software systems (infrastructure, complex applications etc) at scale.
• Experience in server provisioning (esp from storage and networking perspective).
• Strong problem solving and software troubleshooting skills.
• Experience with infrastructure‑as‑code.

Desired Skills

• Experience managing databases - mariadb, postgres, mongodb etc.
• Experience with docker and virtualization technologies - kvm, qemu, kata-containers etc.
• Experience managing monitoring stack - Prometheus, Loki, Tempo, InfluxDB, Grafana, Thanos etc.
• Experience managing ElasticSearch clusters.
• Experience managing Artifactory, docker registry etc.
• Experience managing CI/CD systems like ArgoCD, Spinnaker etc.
• Experience managing version control systems like Perforce, Gerrit etc.
• Experience with infrastructure‑as‑code frameworks like Ansible.
• Experience managing large Java applications.
• Experience in storage infrastructure management eg: NAS, SAN, Ceph etc.