Senior DevOps Engineer

Five9 is a leading provider of cloud contact center software, bringing the power of cloud innovation to customers worldwide. The Senior DevOps Engineer will be responsible for building, operating, and enhancing Cloud Platform CI/CD pipeline capabilities, focusing on implementation, automation, and operational excellence. This role requires strong execution skills and collaboration with various teams to support business-critical services.

Responsibilities:

• Designing, implementing, and maintaining the build and release pipelines for software applications
• Design, build, and maintain the CI/CD platform, including infrastructure, tooling, and automation for build, test, and deployment processes to improve efficiency and reliability
• Work closely with engineering and delivery teams to deploy high-quality software in a fast-paced environment
• Monitor the health and performance of the CI/CD build pipeline, implementing preventive and corrective measures to improve key reliability metrics such as availability, MTTD, and MTTR
• Participate in incident response, debugging, and root cause analysis for production issues
• Collaborate across teams to deliver consistent and reliable solutions aligned with organizational goals
• Document designs, operational procedures, and troubleshooting guides clearly and effectively

Requirements:

• 5-7+ years of experience in DevOps, cloud platform engineering, or production operations, with deep hands-on expertise in build and automation tools (e.g., GitLab CI/CD, Jenkins, TeamCity)
• 3+ years of experience with version control systems (e.g., GitLab, GitHub or similar)
• Experience with CI/CD pipelines, including designing, implementing, and managing build pipelines, and Git-based workflows (e.g., GitLab)
• Strong hands-on experience with infrastructure as code and automation, using Terraform, Ansible, and scripting languages (Python, Bash, or similar)
• Working knowledge of containerization and orchestration technologies, including Kubernetes, Helm, and Docker
• Strong troubleshooting skills across infrastructure, and cloud services, with specific expertise in diagnosing build pipeline failures, identifying, tracking and resolving dependency conflicts
• Candidates must demonstrate solid experience with Linux environments, including system administration, scripting, and performance troubleshooting
• Excellent problem-solving, analytical, and collaboration skills
• Strong written and verbal communication skills
• BS in Computer Science or equivalent practical experience
• Exposure to a variety of modern CI platforms (GitHub Actions, Azure DevOps) and dedicated Continuous Delivery tools (Spinnaker, Harness)
• Hands-on experience in a multi-cloud environment, demonstrating flexibility across different public cloud providers
• Advanced experience with observability tools (e.g., Prometheus, Grafana, Datadog)
• Knowledge of security best practices and tools for cloud-native environments (e.g., secrets management with Vault, container scanning)