CI&T

We are specialists in technological transformation, combining human expertise with AI to create scalable tech solutions. We have over 6,500 CI&Ters and have formed partnerships with more than 1,000 clients during our 30 years of transformation history.
About company

Site reliability engineer (sre) mid-level / senior, portugal

Remote

location Lisbon

date April 7, 2026

types Full-time

We are tech transformation specialists, uniting human expertise with AI to create scalable tech solutions.

With over 8,000 CI&Ters around the world, we’ve built partnerships with more than 1,000 clients during our 30 years of history. Artificial Intelligence is our reality.

Description:

We are looking for a Senior SRE to lead technical efforts in digital transformation projects for Lifescan. We seek a proactive and autonomous professional who acts as a technical reference, fostering a collaborative and innovative team culture.

Your Mission:

To design and implement scalable, highly available, and resilient infrastructure on AWS. You will lead the implementation of advanced observability frameworks, define SLIs/SLOs, and act as a technical lead during critical incidents. You will collaborate with development teams to optimize application performance, providing guidance on best practices and complex architectural decisions.

You need to have experience with:

  • Advanced AWS Expertise: Deep knowledge of AWS major services, including EC2, VPC, ELB, IAM, Lambda, API Gateway, Cloudwatch and data storage.
  • Orchestration and Containers: Practical knowledge of Kubernetes (EKS/OpenShift) and Docker.
  • Production Support: Large experience supporting production environments, including deployments and troubleshooting and incident management best practices.
  • Advanced Infrastructure as Code: Strong proficiency in Terraform and CloudFormation.
  • Distributed Systems: Broad understanding of complex distributed architectures and microservices.
  • Advanced Scripting: Proficiency in Python, Bash, or PowerShell for complex automation.
  • Observability Leadership: Designing enterprise-grade monitoring and logging solutions (ELK, Grafana, Datadog, Site24x7, Cloudwatch).
  • English: Advanced or Fluent for interacting with global teams and stakeholders.

You will stand out if you have:

  • Familiarity with Generative AI
  • Experience with build and release processes for mobile apps (Apple/Google stores).
  • Knowledge of Cloud Security best practices and DevSecOps.
  • Certifications: AWS Certified DevOps Engineer, CKA, or similar.
  • Experience in a regulated Healthcare environment (HIPAA, GDPR).
  • Experience with CI/CD, designing and maintaining complex automated pipelines using Jenkins.

Why join us?

  • Competitive Salary
  • Generous paid vacation days
  • Generous sick time
  • 100% paid health & dental benefits starting day one
  • Annual profit-sharing distribution
  • Paid parental leave
  • Dedicated career advisor
  • And so much more…

Collaboration is our superpower, diversity unites us, and excellence is our standard.

We value diverse identities and life experiences, fostering a diverse, inclusive, and safe work environment. We encourage applications from diverse and underrepresented groups to our job positions.