Sr. Platform Engineer

Job Title: Senior Platform Engineer
Location: Madrid, Tres Cantos
Type: Full-time

Work model: remote work setup with occasional visits to the office
Type of contract: permanent contract of employment 

We are looking for a skilled Platform Engineer to join our Platform Enablement Team. In this role, you will work closely with development teams to guide them in adopting unified DevOps practices, standardized tooling, and secure, scalable cloud solutions. Your work will directly influence platform consistency, developer productivity, and operational excellence across the organization.

• Collaborate continuously with development teams to understand their needs, provide guidance, and support the adoption of platform standards.

• Drive harmonization of DevOps practices, tooling, and workflows across all engineering teams.

• Build and maintain shared platform components, including Kubernetes clusters, CI/CD pipelines, GitOps workflows, and infrastructure automation.

• Support teams in deploying and operating services on AWS, Kubernetes, ArgoCD, Helm, and related cloud-native technologies.

• Implement and maintain Infrastructure as Code using CloudFormation or Terraform.

• Develop automation and tooling using Python and Bash to optimize developer workflows.

• Promote security best practices and ensure platform solutions align with compliance and operational standards.

• Assist in the operation and optimization of Kafka and other shared services.

• DataDog monitoring.

• Provide technical mentoring on DevOps concepts, SDLC best practices, and developer tooling.

✅ Strong hands-on experience with AWS and cloud-native solutions.

✅ Deep understanding of Kubernetes and container orchestration.

✅ Experience with ArgoCD, Helm, and GitOps principles.

✅ Proficiency with GIT and branching strategies.

✅ Strong scripting and automation skills using Python and Bash.

✅ Experience with Kafka and distributed messaging systems.

✅ Knowledge of Infrastructure as Code (CloudFormation, Terraform).

✅ Experience building and improving CI/CD pipelines.

✅ Strong understanding of SDLC, developer workflows, and DevOps best practices.

✅ Experience with DataDog for monitoring and observability.

✅ Excellent written and verbal English communication skills, with the ability to work closely with multiple engineering teams.

✅ Solid understanding of security in cloud and DevOps environments.
 

💠 Background in platform engineering or internal developer platforms (IDP).

💠 AWS or Kubernetes certifications.

About Sanoma Learning

How do you prepare students for the world, engage their curiosity and inspire them to grow? That is the main question of teachers all around the world. At Sanoma Learning, it has always been our mission to help to find and develop best-in-class answers to this question. If you join us, it means that you embark on an exciting journey to help shape the future of learning for primary, secondary and vocational education. We believe that your journey is our success as a company.
Sanoma Learning is a leading K12 European learning company, operating in 12 countries. Our learning products and services enable and support teachers and schools to develop the talents of every child to reach their potential. By offering printed and digital learning content, as well as digital learning and teaching platforms for primary, secondary and vocational education, we want to grow our positive impact on learning across Europe. With over 3000 employees, we help shape the future of education for 25+ million of students.
So, are you ready to start your journey to help shape the future of learning and help teachers to support all students to reach their potential?
Sanoma Learning is an equal opportunity employer; we are committed to inclusion and diversity, ensure equal opportunity for all applicants without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or any other characteristics.