Senior Site Reliability Engineer (CloudVision)

• 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

Benefits

• Regular ”Snack Bash” Social Events with food and drinks!
• Biweekly Wellness webinars plus regular Wellness Week events focused on physical, mental, spiritual and financial wellness as well as career development and social activities
• Arista Gives Back: Employee Engagement Giving Drives and Volunteer events
• Medical, Dental & Vision Plan Coverage
• Life Insurance, AD&D, STD & LTD
• Flex Spending Accounts
• Employee Assistance Programs
• PTO & Paid holidays
• 401k Plan
• On-site Gym & Showers
• Secured Bike Lockers
• Secured Bike Lockers
• Flexible hours
• Employee Assistance Benefits that include mental health and backup child and elder care support
• Discounted lunches through WeBox for HQ employees
• Family planning benefits

• Strong knowledge of Linux or UNIX from both administration and debugging perspectives
• Proficiency in one or more programming languages: Go, Python, or bash shell scripting, with the ability to implement medium-complexity automation workflows
• Proven ability to work collaboratively within cross-functional teams and communicate technical concepts clearly
• Demonstrated expertise in infrastructure-as-code principles and practices
• Hands-on experience operating software systems, infrastructure, and complex applications at scale in production environments
• Experience with server provisioning, particularly from storage and networking perspectives
• Bachelor’s degree in Computer Science, Engineering, or equivalent professional experience (5+ years in a related infrastructure or systems role)
• Strong problem-solving and software troubleshooting skills with a methodical, analytical approach
• Experience with incident response, postmortem analysis, and continuous improvement methodologies
• Proficiency in managing monitoring stacks, including Prometheus and Grafana
• Experience managing databases such as PostgreSQL or equivalent relational database management systems
• Experience with container orchestration platforms, particularly Kubernetes
• Hands-on experience with Docker and virtualisation technologies
• Knowledge of infrastructure-as-code frameworks, particularly Terraform
• Experience with CI/CD systems such as GitLab tools or Spinnaker
• Experience with artifact repositories and Docker registries
• Familiarity with cloud platforms (Google Cloud Platform, Amazon Web Services, or Microsoft Azure)
• Understanding of distributed systems architecture and principles
• Experience with performance tuning and system optimisation
• On-call support experience and comfort with incident response responsibilities
• Knowledge of security best practices in infrastructure and systems design