Five9 · 1 week ago
Site Reliability Engineer
United States
Full-time
Remote
Mid, Senior Level
$72K/yr - $190K/yr
3+ years expFive9 is a leading provider of cloud contact center software, bringing the power of cloud innovation to customers worldwide. The Site Reliability Engineer (SRE) role involves building and maintaining highly reliable, scalable systems, focusing on automation, monitoring, and system reliability while collaborating with various teams to ensure service availability.
Call CenterCustomer ServiceEnterprise SoftwareSaaSSales
Responsibilities
Design and implement comprehensive dashboards
Establish and maintain SLIs, SLOs, and error budgets for the service
Build alerting systems and performance monitoring to proactively identify and resolve issues before they impact users
Participate in on-call rotations and lead incident response efforts, including post-mortem analysis and remediation
Maintain continuous integration and deployment pipelines working with our cloud and on-premise deployment teams
Develop and maintain infrastructure using tools like Terraform, Ansible, or similar
Automate system configuration and ensure consistency across environments
Ensure security scanning systems are in place and review escalated vulnerabilities
Maintain proper authentication, authorization, and audit logging systems
Ensure systems meet regulatory requirements and industry standards
Monitor and optimize cloud resource usage and costs looking for planned and unplanned resource changes
Analyze usage patterns and plan for future capacity needs
Provide recommendations for cost-effective architecture and resource allocation
Build and maintain common services like notification systems, caching layers, and message queues or third-party software stacks
Manage database reliability, performance, and scaling
Implement and maintain service discovery, load balancing, and network policies
Create and maintain tools and platforms that improve developer productivity and system reliability
Qualification
Required
Production Systems: 3+ years managing large-scale production environments
On-call Experience: Comfortable with 24/7 on-call responsibilities and incident response
System Administration: Strong Linux/Unix system administration skills
Networking: Understanding of TCP/IP, DNS, load balancing, and network security
Database Systems: Experience with SQL and NoSQL databases in production environments
Programming Languages: Proficiency in at least two of: Python, Shell, PHP, Java, or similar languages
Cloud Platforms: Experience with one of AWS, GCP, or Azure infrastructure and services
Containerization: Hands-on experience with Docker, Kubernetes, and container orchestration
Monitoring & Observability: Experience with Prometheus, Grafana, ELK stack, or similar tools
Infrastructure as Code: Proficiency with Terraform, CloudFormation, or similar tools
Version Control: Expert-level Git usage and collaborative development practices
SLI/SLO Management: Experience defining and maintaining service level objectives
Error Budget Policy: Understanding of error budget concepts and implementation
Toil Reduction: Track record of identifying and eliminating repetitive manual work
Capacity Planning: Experience with performance testing and capacity management
Preferred
Bachelor's degree in Computer Science, Engineering, or equivalent experience
Experience with microservices architecture and distributed systems
Knowledge of security best practices and compliance frameworks
Experience with chaos engineering and reliability testing
Previous experience in an SRE or DevOps role at a technology company
Contributions to open-source projects or technical communities
Benefits
Health, dental, and vision coverage, beginning on the first day of employment.
Short & Long-Term Disability
Basic Life Insurance
401k saving plan with employer matching
Access to an innovative mental health support platform that offers personalized care and resources in areas such as: therapy, coaching and self-guided mindfulness exercises for all covered employees and their covered dependents.
Generous employee stock purchase plan.
Paid Time Off
Company paid holidays
Paid volunteer hours
12 weeks paid parental leave
Company
Five9
Five9 is a cloud-based call center software company that specializes in sales, marketing, and customer service. It is a sub-organization of Five Rivers Solutions.
1001-5000 employees
H1B Sponsorship
Five9 has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (13)
2024 (15)
2023 (13)
2022 (20)
2021 (15)
2020 (15)
Funding
Current Stage
Public CompanyTotal Funding
$861.6MKey Investors
Oaktree Specialty LendingSapphire VenturesAdams Street Partners
2024-02-28Post Ipo Debt· $747.5M
2014-04-04IPO
2014-03-10Debt Financing· $30M
Leadership Team
Jonathan Rosenberg
CTO and Head of AI
Jim Alexander
VP, PMO and Quality Engineering
Recent News
Destination CRM
2026-01-16
2026-01-14
Company data provided by crunchbase