Five9 · 3 months ago
Senior Cloud Infrastructure Engineer
United States
Full-time
Remote
Mid, Senior Level
$84K/yr - $201K/yr
5+ years expFive9 is a leading provider of cloud contact center software, bringing the power of cloud innovation to customers worldwide. The Senior Cloud Infrastructure Engineer will implement and support the company's DNS and Kubernetes architecture in private cloud, ensuring scalability, resilience, and performance optimization of the environment.
Call CenterCustomer ServiceEnterprise SoftwareSaaSSales
Responsibilities
Implement and support large scale DNS Architecture that stretches private & public cloud across multiple regions
Implement and support Infoblox DDI solutions (DNS, IPAM, DHCP), Cloudflare DNS management, Google & AWS DNS services
Implement and support multi-tenant Kubernetes clusters leveraging BareMetal servers and Software defined storage protocols
Implement Infrastructure as code leveraging CI/CD automation, Ansible, Terraform/Pulumi, Python and Bash for automated provisioning of DNS services
Implement continuous delivery pipelines for Infrastructure updates, including patch management, service upgrade testing, and rollback procedures
Develop automated monitoring, alerting, and healing mechanisms using GitOps principles and observability stacks (e.g., Prometheus, Loki, Grafana)
Harden services for high availability, disaster recovery, and scale-out operations
Perform deep-dive troubleshooting and performance analysis of Infrastructure services across hypervisors, backend storage protocols and networking layers
Be involved in Change management and Global team collaboration
Participate in on-call rotation, incident response, and root cause analysis for platform reliability issues
Qualification
Required
5+ in managing global DNS & Kubernetes on Linux Operating Systems
Expertise with Infoblox DDI systems (or similar enterprise DNS systems), Bind9, CloudFlare, GCP and AWS DNS
Expert knowledge in managing Kubernetes and Ubuntu Linux systems
Proficiency in Infrastructure-as-Code with Ansible, Terraform, or Pulumi
Strong Linux (RHEL/CentOS/Ubuntu) systems engineering background with advanced scripting in Python, Bash, or Go
Familiar with Cisco UCS Blade Servers (or similar server Infrastructure), Block/File Storage (Soft defined storage preferred)
Fluency with Git, CI/CD pipelines, and automated test frameworks
Familiar with various Infrastructure technology stacks like Hypervisor Technologies (KVM, Vsphere,), storage protocols (SDS) (iSCSI, NFS, CEPH), L2/L3 Networking
Strong experience supporting mission critical 24x7 customer facing production environments
Ability to write technical documentation and contribute to community wikis or knowledge bases
Preferred
Good understanding of overall Enterprise Common Infrastructure service implementations with a focus on DNS & Kubernetes
Understanding of security best practices for system patching and security compliance (e.g., CIS, NIST)
Background in telco, edge cloud, or large enterprise infrastructure environments
Experience building and maintaining automated test environments for system upgrades and DNS migrations
Bachelor's degree in computer science, IT, Engineering, or a related field preferred; equivalent experience and relevant industry certifications will also be considered
Benefits
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.
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
2025-12-19
thefly.com
2025-12-18
2025-12-17
Company data provided by crunchbase