Senior DevOps Engineer at Five9 - Porto, Portugal (Hybrid) (Portugal)

Senior DevOps Engineer

Five9

Porto, Portugal (Hybrid) (Portugal) Remote permanent

Posted: May 8, 2026

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.

Our Voice division is seeking a Senior DevOps Engineer to lead the automation of voice technology deployments across both on-premise data centers and public cloud environments. This is a high-impact role where you'll help shape the infrastructure that powers critical voice services, supporting both scalability and operational excellence.

Key Responsibilities

• Design, develop, and maintain Infrastructure as Code (IaC) frameworks to automate deployment of voice technologies.

• Own and operate automation pipelines and infrastructure in a distributed, production-grade environment.

• Lead IaC and DevOps best practices, ensuring systems are reliable, scalable, and secure.

• Drive initiatives to modernize and optimize voice platform automation.

• Analyse recurring network or platform incidents and introduce automation to reduce operational risk.

• Deliver clear documentation and handoffs to operational teams to ensure seamless support and transition.

• Provide technical guidance and support to operations and engineering teams when needed.

• Promote a collaborative, agile work culture aligned with continuous delivery and DevOps principles.

• Champion the customer experience by building reliable systems that support Five9's voice infrastructure.

Required Qualifications

• 5+ years of experience in engineering roles focused on DevOps, operations, or infrastructure preferably within telecom or service provider environments.

• Proven hands-on experience with automation frameworks such as Ansible and Terraform, including writing and maintaining reusable modules.

• Solid knowledge of AWS and GCP services with experience developing and deploying cloud-native infrastructure components.

• Proficiency in Unix/Linux systems, emphasizing CLI-based administration and shell scripting.

• Experience designing and integrating RESTful APIs and web service workflows.

• Strong background in CI/CD pipelines using GitLab, GitHub Actions, or similar platforms.

• Excellent written and verbal communication skills in English; able to work effectively in distributed, cross-functional teams.

Benefits:

• Five9 Shares

• Bonus Scheme

• 10% Flex Benefit

• Meal Allowance

• Medical Insurance

• Life Insurance

• 25 day Annual Leave + Public Holidays

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.

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