Senior Site Reliability Engineer - Storage Platforms
About The Position
Five9 is seeking a highly experienced Senior Site Reliability Engineer to design, implement, and support Software Defined Storage (SDS) and Kubernetes platforms in a private cloud environment. The role focuses on scalability, resilience, automation, and performance using Infrastructure-as-Code and GitOps practices. It requires expert-level understanding of Software Defined Storage and Kubernetes, along with extensive working knowledge of Linux operating systems. The engineer will collaborate with platform and SRE teams to maintain secure, performant, multi-tenant-isolated services for high-throughput, mission-critical applications. The position involves designing, implementing, and operating storage architectures and platforms across private and public cloud regions, and building self-service storage workflows for Kubernetes CSI and OpenStack consumers. The engineer will use automation, CI/CD, observability, and auto-remediation to improve infrastructure reliability, and will contribute to high availability, disaster recovery, and scale-out infrastructure. The role also includes troubleshooting across storage, Kubernetes, hypervisors, networking, and Linux systems, participating in on-call rotations and incident response, and collaborating globally on change management, documentation, and operational practices. This is a hybrid role requiring three days per week (Tuesday, Wednesday, and Thursday) in Five9’s San Ramon office. The US base salary range is $90,700–$252,200. Compensation may also include an annual performance bonus, stock, and/or other applicable incentive compensation plans.
Requirements
- At least 6 years of experience managing enterprise storage and Kubernetes platforms on Linux.
- Hands-on experience with SDS solutions such as Ceph and Longhorn, and storage migrations from legacy systems.
- Experience with block, file, and object storage, including Fibre Channel and IP-based protocols.
- Experience with NVMe-oF or iSCSI fabrics.
- Expert knowledge of Kubernetes and Linux systems, including Ubuntu and RHEL/CentOS.
- Proficiency with Infrastructure-as-Code, including Ansible and Terraform.
- Strong scripting skills in Python and Bash.
- Strong working knowledge of enterprise DNS and integrations with Kubernetes.
- Experience operating 24x7 mission-critical production environments.
- Hands-on experience with KVM hypervisors, including SUSE Harvester or OpenStack.
- Strong written and verbal communication skills.
- Proficiency with Git, CI/CD pipelines, and automated testing frameworks.
- Ability to write technical documentation and contribute to community wikis or knowledge bases.
- Bachelor’s degree in computer science or equivalent professional experience.
- Analytical problem-solving ability to translate complex, cross-domain requirements into scalable and resilient cloud infrastructure and automation solutions.
- Strong interpersonal and communication skills, with a track record of collaborating across developers, operations, security, and product teams.
- Knowledge-sharing and mentorship skills, including experience guiding junior engineers.
Nice To Haves
- Golang (Go) scripting experience.
- OpenStack Cinder multi-backend administration.
- Experience with backup platforms such as Rubrik.
- Understanding of CIS/NIST security and infrastructure lifecycle management.
- ITIL Foundation or advanced certifications related to ITSM methodology.
- Background in telco, edge cloud, or large enterprise environments.
- CNCF Certified Kubernetes Administrator (CKA), Certified Kubernetes Security Specialist (CKS), or Red Hat specialist in Ceph Storage Administrator (EX125) certification.
- Master’s degree in computer science, IT, engineering, or a related field; equivalent experience and relevant industry certifications may also be considered.
Responsibilities
- Design, implement, and operate large-scale Software Defined Storage architectures across private and public cloud regions within ITIL methodology.
- Deploy and support enterprise storage platforms, including Pure Storage, HPE, and NetApp, as well as SDS solutions such as Ceph and Longhorn.
- Build self-service storage workflows for Kubernetes CSI and OpenStack consumers, including VM and bare-metal consumers.
- Develop Infrastructure-as-Code using Ansible, Terraform, Helm, and Git, with Python and Bash automation.
- Implement CI/CD pipelines for infrastructure updates, patching, upgrades, testing, and rollback.
- Build observability, alerting, and auto-remediation using GitOps and tools such as Prometheus, Loki, and Grafana.
- Architect and maintain high availability, disaster recovery, and scale-out infrastructure.
- Develop and review high-level and low-level design documents for storage infrastructure.
- Perform deep troubleshooting across storage, Kubernetes, hypervisors, networking, and Linux systems.
- Participate in on-call rotations, incident response, and root cause analysis.
- Collaborate globally on change management, documentation, and operational best practices.
- Guide junior engineers and contribute to knowledge-sharing and a culture of continuous learning, innovation, and technical excellence.
Benefits
- Health, dental, and vision coverage beginning on the first day of employment; Five9 covers the employee portion and a high portion of dependent costs.
- Short- and long-term disability insurance.
- Basic life insurance.
- 401(k) savings plan with employer matching.
- Mental health support platform offering therapy, coaching, and self-guided mindfulness resources for covered employees and dependents.
- Employee stock purchase plan.
- Paid time off.
- Company-paid holidays.
- Paid volunteer hours.
- 12 weeks of paid parental leave.
- Annual performance bonus, stock, and/or other applicable incentive compensation plans may be included in total compensation.
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What This Job Offers
Job Type
Full-time
Career Level
Senior
