Senior SRE: Enterprise-Scale Cloud, Terraform & Telemetry

Staffing Science; Arizona; On-site; USD 180,000 - 240,000; Full time

Job summary

Staffing Science is seeking a Senior Site Reliability Engineer (Cloud Communications / High-Compliance Enterprise SaaS) to join a global, always-on platform. You will own AWS infrastructure at scale, implement Terraform/Terragrunt modules, and drive CI/CD across infrastructure and apps.

The role emphasizes deep OS/networking, production experience with Tomcat/Java, and advanced observability using Prometheus, Grafana, and ELK. Expect on-call rotations and collaboration with security leadership.

Qualifications

• 15+ years of Linux/UNIX systems engineering, with meaningful time in SRE/DevOps roles at enterprise scale.
• Expert-level AWS (EC2, S3, RDS, VPC, IAM, Lambda, ECS/EKS, CloudWatch) and infrastructure design best practices.
• Expert-level Terraform and Terragrunt (module authorship required).
• Strong production experience in Python and Go.
• Deep enterprise networking fundamentals — DNS, TCP/IP, mail routing and delivery troubleshooting.

Responsibilities

• Design, write, and maintain Terraform and Terragrunt modules managing AWS infrastructure at scale.
• Own and evolve CI/CD pipelines across GitHub Actions and AWS CodePipeline for infrastructure and deployments.
• Troubleshoot deep networking and mail deliverability issues at global scale.
• Maintain Apache and Postfix-based mail infrastructure in production.
• Provide SRE support into Tomcat/Java-based environments and diagnose memory/GC issues.
• Build and maintain observability and alerting with Prometheus, Grafana, OpenTelemetry, and ELK; define SLOs/SLIs.

Skills

Linux/UNIX

AWS expert

SRE/DevOps

Python/Go

Networking fundamentals

Java/Tomcat

Agile/Scrum

On-call experience

Tools

Terraform

Terragrunt

GitHub Actions

AWS CodePipeline

Prometheus

Grafana

OpenTelemetry

ELK stack

New Relic

Jaeger

Zipkin

Docker

ECS/EKS

Job description

Staffing Science is seeking a Senior Site Reliability Engineer (Cloud Communications / High-Compliance Enterprise SaaS) to join a global, always-on platform. You will own AWS infrastructure at scale, implement Terraform/Terragrunt modules, and drive CI/CD across infrastructure and apps.

The role emphasizes deep OS/networking, production experience with Tomcat/Java, and advanced observability using Prometheus, Grafana, and ELK. Expect on-call rotations and collaboration with security leadership.