[Job- 28148] Site Reliability Engineer (SRE) Mid-Level / Senior, Portugal

Posted:
3/16/2026, 12:58:18 AM

Experience Level(s):
Mid Level ⋅ Senior

Field(s):
DevOps & Infrastructure ⋅ Software Engineering

Workplace Type:
Hybrid

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.

#LI-BM2

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.

CI&T

Website: http://ciandt.com/

Headquarter Location: Oakland, California, United States

Employee Count: 5001-10000

Year Founded: 1995

IPO Status: Public

Last Funding Type: Private Equity

Industries: IT Management ⋅ Mobile ⋅ Software ⋅ Web Development