Site Reliability Engineer (Node Operator / Restaking systems/ AVSs)

The Role

We are looking to onboard an accountable SRE to join our DevOps and SRE team with focus on operating Ethereum validator systems and Eigenlayer AVSs (Actively Validated Services) for restaking solutions. You will be part of the Nethermind team accountable for managing Nethermind Node Operator services and duties. You will be responsible for deploying, monitoring, maintaining, and troubleshooting Ethereum validators on the blockchain network, as well as other production systems. You will work remotely to cover a different timezone and collaborate closely with the team to ensure smooth operations, automate tasks, document processes, and continuously improve the system.

Responsibilities:

• Responsible for monitoring and maintaining production systems including Ethereum validators and Blockchain nodes, AVSs, and other applications. This involves setting up monitoring tools, troubleshooting issues, performing regular maintenance tasks to ensure optimal performance, and implementing custom tooling if required.
• In the event of an incident or outage, the SRE will be responsible for quickly identifying the root cause of the issue and implementing a fix to restore service. This may require working outside of normal business hours to respond to incidents in a timely manner.
• Work intensively with Container Orchestration technologies and constantly optimizing infrastructure costs.
• Responsible for documenting processes, procedures, post-incident reports, and best practices related to running our services in production. This documentation will help ensure consistency and quality across the team, and will also serve as a reference for future team members.
• Collaborate closely with other members of the team to ensure that all production services are running smoothly and that any issues are addressed quickly especially Ethereum validators. This may include participating in on-call rotations, attending team meetings, and working on cross-functional projects with other teams.
• Responsible for automating as many tasks as possible in order to reduce the amount of manual work required to manage infrastructures. This includes scripting, developing tools, and setting up automation using Terraform and CI/CD to streamline processes.
• Responsible for continuously improving the processes, procedures, and tools used to manage blockchain nodes and validators. This includes identifying areas for improvement, implementing changes, and measuring the impact of those changes to ensure they are effective.
• Responsible for evaluating the business needs and producing various designs to achieve the assigned projects.
• Provide systems expertise and drive operational best practices. Responsible for setting up and maintaining performance system monitoring.

In this role, we need you to have experience in (you should have):

• IAC experience running on any cloud platform, preferably on AWS and GCP.
• Proficiency in Linux operating system and command-line tools.
• Skills in programming languages such as Python, Golang, or Bash.
• Experience with CI/CD pipelines and automation frameworks, preferably ArgoCD.
• Proficiency with containerization technologies such as Docker with Docker Compose and Kubernetes.
• Familiarity and experience working with Helm Charts.
• Design and Implementation with high availability, reliability, security, and cost optimization in mind.
• Perform proactive analysis of infrastructure capacity and performance, system backup, and recovery.
• Ensuring security systems/appliances are functional and improved upon for proactive cyber defense.
• Act as a role model for technical competence, helpfulness, facilitation of learning, and teamwork.
• Experience with monitoring and alerting tools such as Prometheus and Grafana.
• Strong troubleshooting and problem-solving skills and excellent communication and collaboration skills.
• Ability to work independently and remotely, while also being a team player.

Nice to have skills

• Expertise in blockchain nodes and validators maintenance, especially Ethereum’s, will be preferred.
• Experience with Kubernetes cluster deployment strategy with Argo CD.
• Scripting proficiency in multiple languages like Bash, Python, Golang, or others.

Disclaimer: I hereby consent to my personal information being stored and processed by Demerzel Solutions Limited (t/a Nethermind) (the “Company”) for recruitment purposes in relation to both the selected job role and any other role the Company considers me a qualified candidate for. All data storing and processing by the Company takes place in accordance with the UK GDPR. Kindly refer to our privacy policy for more details.
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