站点可靠性工程师
Site Reliability Engineer
#### 公司简介
Arista Networks 是大型数据中心、校园网络和路由环境中的数据驱动型客户端到云网络领域的行业领导者。我们与众不同之处在于对创新的不懈追求。我们利用云计算、人工智能和软件定义网络的最新进展，为客户提供在日益互联的世界中保持竞争优势的解决方案。我们的解决方案不仅满足数字世界的当前需求，还能预见并适应未来的挑战。
在 Arista，我们重视每位员工带来的思想和观点的多样性。我们认为，营造一个包容的环境，让来自不同背景和经历的个体感到受欢迎，是推动创造力和创新的关键。
我们对卓越的承诺使我们获得了多项备受推崇的奖项，如最佳工程团队、最佳多元化、薪酬和工作与生活平衡公司。在 Arista，我们以取得的成功记录为荣，并努力在我们所做的每一件事中保持最高质量与性能标准。
#### 职位描述
**你将与谁合作**
Arista Networks 正在寻找一位有经验的专业人士加入工程生产力（EngProd）团队，帮助维护和支持我们不断扩展的基础设施和内部用户群体。理想的候选人应具备多面手能力，灵活且对学习新技术充满热情。作为软件工程团队的一员，你将与其他成员合作，设计、构建和管理混合云环境中的安全、可扩展和容错的工具和基础设施。
在 EngProd 小组中，你将与其他工程师协作，设计、构建、扩展和运营 Arista 产品开发团队使用的系统。这些系统基于行业标准，包括 Ansible、Artifactory、Gerrit、Jenkins、Kubernetes、Grafana、Spinnaker、MySQL、ElasticSearch、Google Cloud、Varnish、Perforce、Gerrit 等，第三方存储设备，以及从零开始开发的内部系统，用于自动化 CI/CD、测试、分析和可视化。
**你将负责**
- 安全地构建、部署和逐步操作关键生产系统，重点关注可扩展性、可靠性、可观测性、性能和安全性。
- 监控、支持并提升 across 服务的开发者体验。
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#### Company 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.
#### Job Description
**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.
- Monitor, support and enhance developer experience across services.
- Build automation to remove toil and efficiently operate production systems.
- Proactively monitor, respond to, and enhance alerts and set up automated alert handling
- Create and maintain the incident response runbooks.
- Triage platform/infrastructural issues and help Arista software engineers in their triages. Engage with 3rd party vendor support.
- Write postmortem documents and build solutions to avoid incidents from repeating.
- Plan and communicate maintenance windows on production systems.
- Work with Arista’s product development teams to identify infrastructural issues that are causing bottlenecks and limitations in their workflows. Design and implement solutions to resolve them.
- Survey and adopt best practices around infrastructure/platform to maintain secure, scalable and fault-tolerant systems.
- Study the design and sufficient implementation details of OSS systems for better triage and fix resolution.
#### Qualifications
**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
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