Director of Site Reliability Engineering
Director of Site Reliability Engineering
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Job Description
Join us in bringing joy to customer experience. Five9 is a leading provider of cloud contact center software bringing the power of cloud innovation to customers worldwide.
Living our values everyday results in our team-first culture and enables us to innovate grow and thrive while enjoying the journey together. We celebrate diversity and foster an inclusive environment empowering our employees to be their authentic selves.
Director of Site Reliability Engineering
The Director of Site Reliability Engineering is responsible for leading the strategic vision operational excellence and organizational capability of our SRE function. This role combines technical leadership with people management to build and scale a world-class SRE organization that enables rapid innovation while maintaining exceptional reliability standards.
As the senior leader of the SRE discipline you will establish the technical strategy culture and practices that ensure our systems can scale reliably to meet business demands. You will build and lead a team of SRE professionals partner with engineering leadership across the organization and drive the adoption of SRE principles and practices.
This is a hands-on leadership role requiring deep technical expertise proven ability to scale engineering organizations and a track record of building reliable systems at scale. The ideal candidate will balance reliability with tactical execution driving both immediate operational excellence and long-term architectural improvements where necessary.
Key Responsibilities
Strategic Leadership & Vision
- Define and execute the long-term SRE strategy aligned with business objectives and technical roadmap
- Establish reliability standards SLI/SLO frameworks and error budget policies across services
- Drive architectural decisions that improve system reliability scalability and operational efficiency
- Partner with engineering leadership to influence platform and application design for reliability
- Represent SRE perspective in executive technical discussions and strategic planning
Team Leadership & Development
- Build lead and scale a high-performing SRE organization
- Recruit hire and onboard top-tier SRE talent across multiple experience levels
- Develop career progression frameworks and growth paths for SRE professionals
- Foster a culture of continuous learning blameless post-mortems and operational excellence
- Provide technical mentorship and leadership development for senior SRE staff
Operational Excellence & Incident Management
- Manage and oversee enterprise-wide incident response processes and on-call practices
- Drive root cause analysis programs and ensure systematic elimination of failure modes
- Implement sustainable on-call practices that maintain work-life balance while ensuring coverage
- Oversee capacity planning and resource optimization strategies across all services
- Establish metrics and reporting frameworks for reliability performance and operational health
Cross-Functional Partnership
- Collaborate with VP/Director level peers in Engineering Product and Infrastructure
- Work with Security leadership to integrate reliability and security practices
- Partner with Finance on cost optimization initiatives and capacity planning budgets
- Engage with Customer Success and Support teams on reliability-impacting issues
Platform & Tooling Strategy
- Drive the simplification and reduction of observability monitoring and alerting platforms
- Establish automation standards and drive toil reduction initiatives
- Help improve CI/CD pipeline architecture and deployment practices
- Influence infrastructure-as-code and configuration management strategies
Organizational & Process Innovation
- Implement SRE best practices including error budgets toil tracking and reliability reviews
- Establish metrics-driven decision making and continuous improvement processes
- Drive adoption of chaos engineering and proactive reliability testing
- Create and maintain SRE documentation runbooks and knowledge sharing systems
- Develop and execute disaster recovery and business continuity plans
Required Skills
Leadership & Management Experience
- Bachelors or Masters degree in Computer Science Engineering or equivalent experience
- 8 years in engineering leadership roles with 4 years managing managers
- Proven track record of building and scaling engineering teams
- Experience with performance management career development and succession planning
- Strong executive presence and ability to influence without authority
- Experience driving organizational change and cultural transformation
Technical Expertise
- Experience with multiple cloud platforms (AWS GCP Azure) and hybrid environments
- Deep understanding of distributed systems microservices architecture and cloud platforms
- Hands-on experience with modern observability tools (Prometheus Grafana Datadog etc.)
- Strong background in infrastructure automation CI/CD and infrastructure-as-code
- Expertise in capacity planning performance optimization and cost management
SRE & Operations Mastery
- Deep understanding of SRE principles practices and implementation at scale
- Experience establishing SLI/SLO frameworks and error budget management
- Proven track record of improving system reliability and reducing operational toil
- Experience with incident management post-mortem processes and reliability engineering
- Background in 24/7 operations and on-call management best practices
Business & Strategic Acumen
- Understanding of budget management resource allocation and ROI analysis
- Ability to communicate technical concepts to non-technical stakeholders and executives
- Experience with vendor management and technology partnership decisions
- Knowledge of compliance frameworks and regulatory requirements
Desired Skills
Advanced Technical Background
- Background in container orchestration (Kubernetes) and service mesh technologies
- Knowledge of database administration and data platform reliability
- Experience with security engineering and DevSecOps practices
Success Metrics
Reliability & Performance
- Achieve and maintain service availability targets (typically 99.9% uptime)
- Reduce mean time to detection (MTTD) and mean time to recovery (MTTR)
- Improve capacity planning accuracy and reduce over-provisioning costs
- Increase deployment frequency while maintaining reliability standards
Team & Organizational Development
- Build and retain a high-performing SRE organization with low attrition
- Establish clear career progression and achieve high employee satisfaction scores
- Develop internal talent and promote from within the SRE organization
- Create sustainable on-call practices with reasonable operational load
Operational Excellence
- Drive measurable reduction in operational toil and manual interventions
- Establish comprehensive observability and proactive alerting across all services
- Implement effective incident response with blameless post-mortem culture
- Achieve cost optimization targets while maintaining reliability standards
Five9 embraces diversity and is committed to building a team that represents a variety of backgrounds perspectives and skills. The more inclusive we are the better we are. Five9 is an equal opportunity employer.
View our privacy policy including our privacy notice to California residents here: Five9 will never request that an applicant send money as a prerequisite for commencing employment with Five9.
Required Experience:
Director
Employment Type
Full Time
