Senior AWS DevOps & SRE for CI/CD, Security & Scale

Bluelight; Quilmes; Remote; ARS 131,622,000 - 178,076,000; Full time

Job summary

Bluelight in Argentina is seeking a Senior DevOps Engineer to design, deploy, and maintain scalable, secure, and highly available AWS infrastructure. You will own CI/CD pipelines and automation across multi-account setups.

The role emphasizes advanced Terraform modules, ECS/Fargate, Docker, data pipelines, monitoring, cost optimization, and security—enabling 24/7 mission-critical services. Candidates should have 5+ years in DevOps/SRE, strong Python, Bash, and collaboration skills, plus

Qualifications

• 5+ years in DevOps, SRE, or Platform Engineering for 24/7 production environments.
• Advanced AWS expertise across ECS/Fargate, ALB/NLB, VPC, Route 53, IAM, KMS, CloudFront, and multi-account setups.
• Terraform mastery with modular design, remote state, and multi-environment deployments.
• Docker-based containerization, ECS task definitions, and image management.
• CI/CD implementation with Jenkins, Groovy, pipelines, and security integration.
• Experience with streaming and data infra (Kafka/AWS MSK, Aerospike, EMR/AWS Serverless, Airflow).
• Strong monitoring/observability using Prometheus, Grafana, CloudWatch, and logs.
• Automation using Python (boto3), Bash, and AWS Lambda.
• Security focus: patching, vulnerability management, least-privilege access, API key protection.
• Ability to own infrastructure projects end-to-end and produce runbooks.
• Familiarity with Git workflows, PRs, Jira, and Confluence.

Responsibilities

• Design, deploy, and maintain scalable, secure, highly available AWS infrastructure.
• Manage containerized workloads using ECS/Fargate, ALB/NLB, and autoscaling.
• Develop and maintain reusable Terraform modules and Jenkins/Groovy CI/CD pipelines.
• Operate and optimize streaming platforms, data infrastructure, and distributed systems.
• Implement monitoring, logging, alerting, and proactive incident resolution.
• Continuously optimize AWS costs through right-sizing and cost-conscious choices.
• Automate operational processes with Python, Bash, and AWS Lambda.
• Strengthen infrastructure security and CI/CD security controls.
• Own infrastructure projects end‑to‑end with documentation and runbooks.
• Create technical docs and runbooks for first-level support.
• Manage infrastructure changes via PRs using a single main branch.
• Use metrics and cost analysis to guide decisions and leadership.
• Leverage AI tools to boost productivity while maintaining code quality.

Skills

AWS

Terraform

CI/CD

Python

Bash scripting

Docker

ECS/Fargate

Monitoring

Security

Git

Jira

Confluence

OpenSearch

Kafka

Aerospike

EMR

Airflow

Athena

Prometheus

Tools

Jenkins

Groovy

AWS Lambda

Terraform modules

S3 remote state

ECR

CloudWatch

Grafana

KMS

Secrets Manager

Job description

Bluelight in Argentina is seeking a Senior DevOps Engineer to design, deploy, and maintain scalable, secure, and highly available AWS infrastructure. You will own CI/CD pipelines and automation across multi-account setups.

The role emphasizes advanced Terraform modules, ECS/Fargate, Docker, data pipelines, monitoring, cost optimization, and security—enabling 24/7 mission-critical services. Candidates should have 5+ years in DevOps/SRE, strong Python, Bash, and collaboration skills, plus