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Senior Site Reliability Engineer (SRE) - CDO Area

Telefónica·Spain

What they ask for

  • Have the right to work in Spain

    Telefónica doesn't mention sponsorship in the ad.

  • Speak native-level Spanish

    Listed as a requirement in the ad.

  • Work in English

    English is required, per the ad.

  • Work on-site in Spain

    No relocation package mentioned.

  • Have 5+ years of experience

    Senior-level role.

Pulled from the advert automatically — the full ad is what counts.

Added 2 months ago
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About the role

We connect the present. We transform the future.

Have you ever wondered what makes it possible for millions of people to be connected at the same time, from anywhere in the world, without anything failing?

At Telefónica, we make it possible.

We are a global telecommunications and technology company that connects people, businesses, and communities through next-generation networks and advanced digital solutions such as cloud, artificial intelligence, IoT, and cybersecurity.

With over 100 years of history, we work every day to ensure that innovation serves society, driving a digital transformation that is responsible, sustainable, and has real impact.

Here, we don't just design infrastructure—we design the future. We are looking for people who are curious, enthusiastic, and passionate about what they do, who never settle, and who want to build the Telefónica of tomorrow.

If you are passionate about technology that transforms lives, this is your place.

The CDO (Chief Digital Officer) area of Telefónica Innovación Digital (TID) is responsible for designing, developing, and operating high-impact digital products and platforms that serve millions of customers of the Telefónica Group worldwide. This is an advanced technological environment where innovation, scalability, and operational excellence are fundamental to ensuring the quality and availability of digital services.

What will your mission be? 🎯

As a Senior Site Reliability Engineer (SRE), your mission will be to ensure the reliability, scalability, and operational efficiency of production platforms through automation, observability, and the application of good engineering practices. You will work to continuously improve service stability, reduce manual operational tasks, and ensure that systems are prepared to grow and respond to business needs.

Additionally, you will collaborate closely with development and operations teams to incorporate reliability principles from the initial design phases, lead incident management, and contribute to the evolution of the platform architecture.

What skills are we looking for in you? 🔎

What you'll do

How will you contribute to the purpose of the role with your skills? 💼

  • Defining and evolving observability strategies using metrics, logs, and traces with tools such as Prometheus, Grafana, and OpenTelemetry.
  • Administering and maintaining on-premise infrastructures based on OpenStack and OpenShift, including provisioning, updates, and hardware lifecycle management.
  • Automating processes and infrastructure using Infrastructure as Code tools (Terraform and Helm) to eliminate repetitive tasks and improve operational efficiency.
  • Participating in critical incident resolution, on-call rotations, and postmortem analyses focused on continuous improvement.
  • Collaborating with development teams to improve the resilience, security, and operability of applications and platforms.
  • Leading technical decisions related to architecture, scalability, availability, and operational readiness.
  • Defining and monitoring SLOs, SLIs, and error budgets to support data-driven decision-making.
  • Driving capacity, resilience, and disaster recovery initiatives.
  • Mentoring other engineers and fostering an SRE culture within the organization.

What we're looking for

  • A mindset oriented towards continuous improvement, automation, and operational excellence.
  • Communication skills to interact effectively with technical, product, and business teams.
  • Technical leadership and influence capability without needing hierarchical authority.
  • A proactive attitude to identify risks, anticipate problems, and promote solutions.
  • Experience working in agile environments under Scrum or Kanban methodologies.
  • Commitment to teamwork and collaboration in diverse and inclusive environments.
  • Knowledge of CI/CD using GitHub Actions, Jenkins, or other similar tools.
  • Automation skills using Python, Go, or Bash.
  • Professional level of English.

Nice to have

What other aspects do we value?📚

  • A degree in Computer Engineering, Telecommunications Engineering, or related fields.
  • More than 5 years of experience in SRE, Platform Engineering, DevOps, or infrastructure engineering roles in critical production environments.
  • Solid experience in administering OpenShift platforms and OpenStack environments.
  • Experience in resilience engineering, disaster recovery, capacity planning, or chaos testing in production.
  • Knowledge of hybrid environments integrating on-premise infrastructures with AWS, Google Cloud Platform, or Microsoft Azure.
  • Experience with GitOps practices using tools such as ArgoCD or Flux.
  • Certifications related to OpenShift, Kubernetes, or cloud platforms (CKA, Red Hat OpenShift, AWS, GCP, or Azure).

What you'll get

What advantages will you have by being part of our team?💙

  • Transformative projects. At Telefónica, you will be part of high-impact projects that set trends and address the connectivity and digital transformation challenges of our society.
  • Professional development. You will have a long career path and learning opportunities on a global scale, thanks to our presence in different geographies. We will share with you opportunities for development, training and mobility options. We want to grow and build a future with you!
  • Flexibility. We are committed to the balance between professional and personal life. At Telefónica, we care about flexibility, positioning ourselves as a benchmark in new ways of working and work-life balance measures.
  • 27 working days of vacation to enjoy.
  • Benefits. You will enjoy a comprehensive package of social benefits, including:
    • Life and accident insurance
    • Health insurance for you and your family unit (spouse and children)
    • Meal voucher card
    • Flexible compensation plan with numerous options to choose from.
    • Pension plan

And much more!

When you join Telefónica

You join nearly 100 years of history, a team of 106 nationalities present in more than 35 countries. You join a team that works to connect people wherever they are, without borders. A team that is leading the digital revolution with the enthusiasm of day one across all our businesses, creating the best digital ecosystem for our customers: Network, IoT, Cloud, Cybersecurity, Innovation, etc. At Telefónica, you have everything you need to become the best version of yourself. We need people like you to take on this great challenge and help build the Telefónica of tomorrow.

At Telefónica, we believe in new ways of working and we are leaders in implementing Digital Disconnection under the principle "Disconnect to Reconnect."

You will join a company whose activities are governed by its code of ethics, Our Responsible Business Principles. We seek people who identify with them, who help us make decisions based on integrity, commitment, and transparency, and who commit to ethical management, promoting fairer and more sustainable social and environmental development.

#WeAreDiverse

We are convinced that diverse and inclusive teams are more innovative, more transformative, and achieve better results. That is why we promote and guarantee the inclusion of all people regardless of gender, age, sexual orientation or identity, culture, disability, or any other personal condition.

Additional information

#GlobalUnits #

At Telefónica, we are committed to building a diverse, inclusive, and sustainable work environment where every person feels valued, respected, and free. Our culture is based on equal opportunity and inclusion because we have the responsibility to transform society and make the world a better place.

If you want to be part of an innovative team and contribute to a better future, we are waiting for you!

This job was automatically translated to English, .

About the company

Telefónica

Telefónica

Telecom

View company profile
Spanish company
100000 employees
Spain HQ: Madrid

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