Senior Site Reliability Engineer – Compute Platforms at Five9

About the role

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.

We are seeking a highly experienced Senior Site Reliability Engineer – Compute Platforms to design, implement, and support Kubernetes on baremetal and hypervisor platforms in a private cloud environment. This role is responsible for the architecture, design, and standardization of enterprise compute and hypervisor environments spanning bare metal infrastructure, operating systems, hypervisors, private cloud orchestration, and Kubernetes using Infrastructure-as-Code and GitOps practices.

This is a deeply technical role requiring expert-level understanding of compute hardware management, Kubernetes, OpenStack, hypervisors and extensive working knowledge on Linux Operating systems. You will also collaborate with platform and SRE teams to maintain secure, performant, and multi-tenant-isolated services that serve high-throughput, mission-critical applications.

Key Responsibilities

Lead the architecture and design of enterprise compute and hypervisor platform solutions across hardware, OS, virtualization, cloud orchestration, and container orchestration layers
Define standards and automation frameworks for bare metal provisioning and lifecycle management
Design and implement Bare Metal as a Service (BMaaS) capabilities for scalable infrastructure consumption
Architect and design Kubernetes platforms on bare metal with QoS and Affinity (ArgoCD)
Architect and validate automated deployments of operating systems and hypervisors including Ubuntu and Harvester
Design and maintain PXE-based provisioning environments leveraging Redfish APIs for large-scale server deployments
Develop Infrastructure-as-Code using Ansible, Terraform, Helm and Git, with Python/Bash automation.
Implement CI/CD pipelines for infrastructure updates, patching, upgrades, testing, and rollback.
Design automated workflows for server build, firmware lifecycle management, patching, and hardware validation
Evaluate and standardize enterprise hardware platforms to meet performance, scalability, and reliability requirements
Produce detailed high-level and low-level design documentation, build guides, and operational handoff materials
Perform deep troubleshooting across storage, Kubernetes, hypervisors, networking, and Linux systems
Partner with operations, network, storage, and platform teams to ensure designs are supportable and production-ready
Participate in on-call escalation support for complex platform-related issues
Collaborate globally on change management, documentation, and operational best practices

Minimum Qualifications

6+ years of experience in infrastructure engineering, platform engineering, or DevOps with a strong focus on Compute system design
Proven experience designing and automating bare metal compute environments at scale
Strong hands-on experience with PXE boot, network-based OS provisioning, and automated server imaging
Experience implementing or supporting Bare Metal as a Service (BMaaS) platforms
Practical experience using Redfish APIs for hardware provisioning, power management, and remote lifecycle operations
Deep expertise with Ubuntu Linux in enterprise environments
Strong Hands-on experience with KVM hypervisors (Suse Harvester, OpenStack).
Experience designing and deploying production-grade Kubernetes clusters
Strong background with enterprise compute hardware platforms, including Cisco UCS, Dell PowerEdge, Supermicro systems & HPE
Proficiency with Infrastructure as Code tools (e.g., Terraform, Ansible, or similar)
Experience building or supporting CI/CD pipelines for infrastructure and platform automation
Strong scripting skills in Python, Bash, or similar languages
Demonstrated ability to produce clear, structured technical design documentation
Excellent written and verbal communication skills
Bachelor’s degree in computer science or equivalent professional experience

Preferred Qualifications

OpenStack, Ubuntu KVM administration.
BareMetal as a Service (PXE, Redfish).
Kubernetes on BareMetal
CIS/NIST security and infrastructure lifecycle management.
ITIL Foundation/advanced certifications in support of ITSM standard methodology.
Background in telco, edge cloud, or large enterprise environments.
Ubuntu Certifications, CNCF Certified Kubernetes Administrator (CKA), Certified Kubernetes Security Specialist (CKS)
Master’s degree in computer science, IT, Engineering, or a related field preferred; equivalent experience and relevant industry certifications will also be considered

What You’ll Get

A collaborative team that’s deeply invested in infrastructure excellence.
Complex technical challenges that require creative, scalable solutions.
The opportunity to shape a next-generation private cloud platform-built reliability
Access to the latest tools, frameworks, and upstream project developments

Skills and Attributes:

Analytical Thinking & Problem Solving: Demonstrated ability to translate complex, cross-domain requirements into scalable and resilient cloud infrastructure and automation solutions
Collaboration & Teamwork: Strong interpersonal and communication skills with a proven track record of effective collaboration across multidisciplinary teams, including developers, operations, security, and product stakeholders
Mentorship & Leadership: Passionate about knowledge-sharing and mentorship, with experience guiding junior engineers and fostering a team culture of continuous learning, innovation, and technical excellence in cloud engineering and DevOps practices

Work Location: This role is fully remote for candidates who reside outside the 30 mile radius of one of our offices. For candidates who reside within a 30 mile radius of one of our offices, this role is Hybrid and would require 3 days a week (T, W, TH) in office.

As part of our continued commitment to diversity, equity, and inclusion, Five9 supports pay transparency during the entire recruitment process. Actual compensation packages are based on several factors that are unique to each candidate including, but not limited to: skill set, depth of experience, certifications, and specific work location. The range displayed reflects the minimum and maximum target for new hire salaries for the job across the United States. Your recruiter can share more about the specific compensation package during your hiring process.

Additionally, the total compensation package for this position may also include an annual performance bonus, stock, and/or other applicable incentive compensation plans.

Our total reward package also includes:

Health, dental, and vision coverage, beginning on the first day of employment. Five9 covers 100% of the employee portion of the health, dental and vision coverage and shares a high portion of the dependent cost. We also offer Short & Long-Term Disability, Basic Life Insurance, and a 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 and 12 weeks paid parental leave.

All compensation and benefits are subject to the requirements and restrictions set forth in the applicable plan documents and any written agreements between the parties.

The US base salary range for this role is below.

$82,300—$228,800 USD

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: https://www.five9.com/pt-pt/legal.

Note: Five9 will never request that an applicant send money as a prerequisite for commencing employment with Five9.

About the role

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.

Key Responsibilities

Lead the architecture and design of enterprise compute and hypervisor platform solutions across hardware, OS, virtualization, cloud orchestration, and container orchestration layers
Define standards and automation frameworks for bare metal provisioning and lifecycle management
Design and implement Bare Metal as a Service (BMaaS) capabilities for scalable infrastructure consumption
Architect and design Kubernetes platforms on bare metal with QoS and Affinity (ArgoCD)
Architect and validate automated deployments of operating systems and hypervisors including Ubuntu and Harvester
Design and maintain PXE-based provisioning environments leveraging Redfish APIs for large-scale server deployments
Develop Infrastructure-as-Code using Ansible, Terraform, Helm and Git, with Python/Bash automation.
Implement CI/CD pipelines for infrastructure updates, patching, upgrades, testing, and rollback.
Design automated workflows for server build, firmware lifecycle management, patching, and hardware validation
Evaluate and standardize enterprise hardware platforms to meet performance, scalability, and reliability requirements
Produce detailed high-level and low-level design documentation, build guides, and operational handoff materials
Perform deep troubleshooting across storage, Kubernetes, hypervisors, networking, and Linux systems
Partner with operations, network, storage, and platform teams to ensure designs are supportable and production-ready
Participate in on-call escalation support for complex platform-related issues
Collaborate globally on change management, documentation, and operational best practices

Minimum Qualifications

6+ years of experience in infrastructure engineering, platform engineering, or DevOps with a strong focus on Compute system design
Proven experience designing and automating bare metal compute environments at scale
Strong hands-on experience with PXE boot, network-based OS provisioning, and automated server imaging
Experience implementing or supporting Bare Metal as a Service (BMaaS) platforms
Practical experience using Redfish APIs for hardware provisioning, power management, and remote lifecycle operations
Deep expertise with Ubuntu Linux in enterprise environments
Strong Hands-on experience with KVM hypervisors (Suse Harvester, OpenStack).
Experience designing and deploying production-grade Kubernetes clusters
Strong background with enterprise compute hardware platforms, including Cisco UCS, Dell PowerEdge, Supermicro systems & HPE
Proficiency with Infrastructure as Code tools (e.g., Terraform, Ansible, or similar)
Experience building or supporting CI/CD pipelines for infrastructure and platform automation
Strong scripting skills in Python, Bash, or similar languages
Demonstrated ability to produce clear, structured technical design documentation
Excellent written and verbal communication skills
Bachelor’s degree in computer science or equivalent professional experience

Preferred Qualifications

OpenStack, Ubuntu KVM administration.
BareMetal as a Service (PXE, Redfish).
Kubernetes on BareMetal
CIS/NIST security and infrastructure lifecycle management.
ITIL Foundation/advanced certifications in support of ITSM standard methodology.
Background in telco, edge cloud, or large enterprise environments.
Ubuntu Certifications, CNCF Certified Kubernetes Administrator (CKA), Certified Kubernetes Security Specialist (CKS)
Master’s degree in computer science, IT, Engineering, or a related field preferred; equivalent experience and relevant industry certifications will also be considered

What You’ll Get

A collaborative team that’s deeply invested in infrastructure excellence.
Complex technical challenges that require creative, scalable solutions.
The opportunity to shape a next-generation private cloud platform-built reliability
Access to the latest tools, frameworks, and upstream project developments

Skills and Attributes:

Analytical Thinking & Problem Solving: Demonstrated ability to translate complex, cross-domain requirements into scalable and resilient cloud infrastructure and automation solutions
Collaboration & Teamwork: Strong interpersonal and communication skills with a proven track record of effective collaboration across multidisciplinary teams, including developers, operations, security, and product stakeholders
Mentorship & Leadership: Passionate about knowledge-sharing and mentorship, with experience guiding junior engineers and fostering a team culture of continuous learning, innovation, and technical excellence in cloud engineering and DevOps practices

Additionally, the total compensation package for this position may also include an annual performance bonus, stock, and/or other applicable incentive compensation plans.

Our total reward package also includes:

Health, dental, and vision coverage, beginning on the first day of employment. Five9 covers 100% of the employee portion of the health, dental and vision coverage and shares a high portion of the dependent cost. We also offer Short & Long-Term Disability, Basic Life Insurance, and a 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 and 12 weeks paid parental leave.

All compensation and benefits are subject to the requirements and restrictions set forth in the applicable plan documents and any written agreements between the parties.

The US base salary range for this role is below.

$82,300—$228,800 USD

View our privacy policy, including our privacy notice to California residents here: https://www.five9.com/pt-pt/legal.

Note: Five9 will never request that an applicant send money as a prerequisite for commencing employment with Five9.

Senior Site Reliability Engineer – Compute Platforms

Summary

About the role

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Senior Site Reliability Engineer – Compute Platforms

Summary

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