UOL

Senior Systems Engineer, DevOps

UOL

full-time

Posted on:

Location Type: Hybrid

Location: São Paulo • Brazil

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Job Level

Senior

Tech Stack

AWSCloudDNSGrafanaJenkinsKubernetesLinuxPrometheusTCP/IP

About the role

  • Operate, support, and evolve applications running on Kubernetes clusters (EKS).
  • Design, maintain, and evolve Helm charts/templates with a focus on standardization, reusability, security, and scalability.
  • Implement DevSecOps practices from design through production, including:
  • - Automating secure continuous deployments using GitOps (e.g., ArgoCD).
  • Ensure high availability, resilience, and reliability of applications.
  • Collaborate closely with development teams.
  • Implement and evolve monitoring, metrics, and alerts driven by SLIs/SLOs.
  • Participate in management of critical incidents, perform root cause analysis (RCA), and lead blameless post-mortems.
  • Reduce operational toil through automation and continuous improvement.
  • Promote DevOps, SRE, and DevSecOps culture across engineering teams.

Requirements

  • Bachelor's degree in Information Technology or a related field.
  • Advanced experience with Kubernetes:
  • - Deployments, StatefulSets, DaemonSets
  • - Services, Ingress, ConfigMaps, and Secrets
  • - RBAC and Network Policies
  • Strong experience with Helm for packaging and versioning applications.
  • Hands-on experience evolving templates with a focus on governance and security.
  • Experience with container vulnerability and security scanning tools (e.g., Trivy, Clair, or similar).
  • Advanced cloud knowledge, preferably AWS.
  • Solid knowledge of TCP/IP, HTTP/HTTPS, DNS, and connectivity troubleshooting.
  • Strong focus on eliminating manual tasks through automation.
  • Solid experience with CI/CD pipelines using tools such as Jenkins and GitHub Actions.
  • Experience with the GitOps model (ArgoCD or similar).
  • Experience with monitoring and telemetry (Prometheus, Grafana, ELK/OpenSearch, or similar).
  • Advanced Linux skills, including troubleshooting, performance tuning, and resource analysis.
  • Reliability- and metrics-driven management.
  • Systematic reduction of toil.
  • Conduct blameless post-mortems.
  • Balance between delivery speed, stability, and security.
Benefits
  • Meal allowance and/or meal voucher.
  • Transportation allowance.
  • Private pension plan.
  • Health and dental insurance.
  • Life insurance.
  • Partnership with TotalPass.
  • ZenKlub for online therapy.
  • UOL Care: psychological, nutritional, physiotherapy, and physical education guidance.
  • Extended maternity and paternity leave.
  • Childcare assistance.
  • Discount partnerships with major institutions such as FIA, FAAP, PUCRS, and UNINASSAU, plus 50% off all courses available on the Portal Educação platform.
  • 70% discount on the English 2.0 course on the Portal Educação platform and 50% discount on EA Banking School courses.
  • No dress code: wear what makes you comfortable.
  • #TáDeParabéns: day off on your birthday.
  • Baby gift for newborns.
Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools
KubernetesHelmGitOpsCI/CDLinuxTCP/IPHTTPDNSmonitoringautomation
Soft Skills
collaborationincident managementroot cause analysiscontinuous improvementblameless post-mortemsfocus on securityreliability managementdelivery speed balancestability balancetoil reduction
Certifications
Bachelor's degree in Information Technology