Five9

Telecom Engineer - Voice Deployment

Portugal full-time Mid Salary not listed
full-time Mid level Technology & IT Curated
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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.

To support our continued growth, Five9 is seeking a Telecom Engineer to join our Voice Deployment team. In this role, you will be responsible for the design and deployment of next-generation voice technologies, ensuring reliable service delivery and contributing to the ongoing enhancement of our telecom infrastructure.

Key Responsibilities

Design and deploy scalable, redundant, and highly available telecom solutions across Five9’s data centers and public cloud.

Ensure reliability and performance of the voice platform through proactive deployment practices and incident prevention.

Collaborate with Cloud Operations, Product, and Engineering teams to introduce new telecom features, devices, and services.

Drive platform improvements by initiating and contributing to projects focused on resilience, automation, and service quality.

Develop and maintain operational standards and processes to support deployment efficiency and platform reliability.

Analyze telecom incidents to identify root causes and implement corrective actions that prevent recurrence.

Evaluate deployment requests for feasibility, scope, and delivery timelines.

Provide knowledge transfer and deployment documentation to operational teams for continued support.

Collaborate with and mentor a global team of Voice Engineers to elevate team capabilities.

Support ongoing operations and act as a customer advocate to ensure deployment quality aligns with service expectations.

Qualifications

Bachelor’s degree in Engineering or a related technical field preferred.

Minimum of 3 years of experience working on a service provider or enterprise voice network.

Strong understanding of SIP protocols; experience with WebRTC is a plus.

Hands-on experience with Ribbon SBCs and PSXs highly preferred.

Familiarity with Cisco technologies and CCNA certification is a plus.

Proficiency in documenting technical solutions including diagrams and written procedures.

Experience with Ansible or similar automation tools preferred.

Strong analytical, organizational, and communication skills.

Experience with project planning or coordination is a plus.

Workplace location: This role is fully remote for candidates who reside outside Porto, Maia, Matosinhos, Gondomar, Valongo e Vila Nova de Gaia. Candidates who reside within those municipalities would be required to work in-office 3 days a week.

Benefits:

Five9 Shares

Bonus Scheme

10% Flexi 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.

Five9 is committed to providing reasonable accommodations for qualified individuals with disabilities throughout the application and interview process. If you need assistance or an accommodation due to a disability, please contact us at [email protected] to request an accommodation. Requests will be handled confidentially and in accordance with applicable law.

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.

Interview prep

Walk in with sharper answers.

Use this as a quick practice sheet before you speak with the employer.

Mid
Technology & IT Operations Remote Collaboration Writing Telecom Engineer Mid level

Likely questions

  1. Tell us about work you have done that is close to the Telecom Engineer - Voice Deployment role.
  2. How would you approach your first 30 days at Five9?
  3. Which of Operations, Remote Collaboration and Writing have you used recently, and what did it help you achieve?
  4. Describe a time you solved a problem without waiting to be told exactly what to do.
  5. How do you handle busy days, changing priorities, or pressure at work?

Prepare before the call

  • A recent example that proves your experience with Operations, Remote Collaboration and Writing.
  • One short story with a problem, your action, and the result.
  • Two examples that show the strengths listed on your CV.
  • A clear reason why this role and company interest you.
  • Your availability, preferred work style, and salary expectations.

Ask them

  • What would success look like in the first 90 days?
  • What are the main problems this hire should help solve?
  • How does the team give feedback and measure good work?
  • What does a normal working week look like for this role?
Practice line

I am interested in the Telecom Engineer - Voice Deployment role because I can bring practical experience in Operations, Remote Collaboration and Writing, learn the team quickly, and contribute to the outcomes Five9 needs from this hire.

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