Sr Cloud Security Engineer

We are looking for a Sr Security Engineer to join our Security team and play a key role in strengthening security across our multi-cloud environment (AWS and GCP).
This role will be instrumental in driving security automation, improving operational excellence, and helping shift engineering culture toward security-by-design.
You will work with a high level of autonomy while collaborating closely with Engineering, DevOps, SRE, Infrastructure, and Global Security stakeholders.

🛠️ Your key responsibilities

• Own and evolve parts of the cloud security landscape across AWS and GCP
• Embed security practices into CI/CD pipelines and Infrastructure as Code using Terraform
• Drive security automation across environments, reducing manual processes and operational risk
• Act as a security evangelist, influencing engineers to adopt secure-by-default practices
• Partner with development, SRE, and infrastructure teams to improve security remediation and incident management
• Support incident response activities, post-incident improvements, and operational readiness
• Contribute to security tooling, standards, documentation, and continuous improvement initiatives

🎯 What we expect from you

• Strong hands-on experience with Cloud Security, especially AWS (GCP experience is a plus or willingness to learn)
• Solid background in DevSecOps and embedding security into engineering workflows
• Experience with Terraform and Infrastructure as Code
• Proficiency working with Linux/Unix environments
• Scripting experience with Go and/or Python
• Comfortable working independently, with a strong sense of ownership and accountability
• Ability to think end-to-end and collaborate across multiple teams and stakeholders
• Advanced English (you will work with global stakeholders).
• Availability to travel to São Carlos/SP when needed.

⭐ Nice to have

• Experience with GCP security services
• Previous exposure to security tooling and automation at scale
• Background working in multi-cloud or complex enterprise environments
• Experience interacting with audit, global security, or external security partners
• Security certifications or strong security engineering foundations

We are a global company, a leader in information services, known in the rest of the world as Experian. In life’s major moments—such as buying a car, sending a child to college, or even starting and growing a business—we are there to empower consumers and clients to manage their data with confidence.

We have more than 20,000 people operating in over 44 countries; and by investing in them, in technology, and in innovation, we can help businesses transform and communities thrive, enabling more people to feel included in the opportunities available. This is how we deliver on our purpose every day: to create a better future.

Come explore an unexpected world with us.

At Serasa Experian, we believe that diversity is essential for a healthier and more innovative work environment, where everyone can share experiences and express their ideas. That’s why we promote several initiatives to support inclusive recruitment and the professional development of our people.

We also have our affinity groups, created to empower and support individuals from underrepresented groups: ExperianPride (LGBTQIAPN+ community), Ubuntu (racial equity), Women in Experian (gender equity), Aspire (people with disabilities), and Connecting Generations (generations).

Come be part of this transformation!

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