Site Reliability Engineer

Sapient Search Group; Atlanta (GA); Hybrid; USD 140,000 - 210,000; Full time

Job summary

Sapient Search Group is seeking a Senior Site Reliability Engineer in Atlanta (hybrid) to build, operate, and scale a modern payments infrastructure. The role is hands-on, spanning cloud architecture, automation, and reliability across AWS, Terraform, Kubernetes, and serverless tech.

You will own monitoring, incident response, CI/CD, and collaboration with developers to ensure robust production systems. Strong IaC, SRE practices, and programming in Python/Go are highly valued.

Qualifications

• Hands-on Terraform and IaC experience.
• Production cloud infrastructure design and operation.
• Kubernetes/EKS/ECS production experience.
• Networking, DNS, load balancing, IAM knowledge.
• CI/CD pipelines and infrastructure automation.
• Strong monitoring/observability experience.
• Proficient in Python or Go.
• Ability to make infrastructure decisions independently.
• Desirable: multi-account AWS setups.

Responsibilities

• Build and scale cloud infrastructure across a multi account and multi region AWS environment.
• Design and maintain reusable Terraform modules across development, staging, and production.
• Operate and improve Amazon EKS and serverless infrastructure.
• Build internal platform tooling and improve developer self service.
• Design and maintain CI/CD workflows using GitLab.
• Own monitoring, alerting, observability, and production reliability.
• Troubleshoot issues across applications, Kubernetes, networking, databases, and cloud infrastructure.
• Lead incident response, root cause analysis, and reliability improvements.
• Improve SLIs, SLOs, alerting, and observability practices.
• Support PostgreSQL infrastructure using AWS RDS and Aurora.
• Work closely with application engineers and architects on infrastructure decisions.
• Write infrastructure automation and tooling using Python, Go, or similar languages.

Skills

Terraform

Kubernetes

AWS

CI/CD

Observability

Python/Go

Incident response

Networking

Tools

Prometheus

Grafana

Datadog

New Relic

OpenTelemetry

GitLab

Job description

Please note: Applicants must be legally authorized to work in the United States. The employer is unable to provide visa sponsorship now or in the future. Candidates who currently require or will later require employer sponsorship for work authorization are not eligible for this position.

Site Reliability Engineer

Location: Atlanta, GA, Hybrid

Employment Type: Full time

About the Role

We are working with a fast growing fintech company looking for a Senior Site Reliability Engineer to help build, operate, and scale the infrastructure behind a modern payments platform.

This is a highly hands on role joining a lean SRE team with significant ownership across AWS, Terraform, Kubernetes, serverless infrastructure, observability, developer tooling, and production reliability.

The role is currently approximately 70% building and improving infrastructure and 30% maintenance and operational work.

What You’ll Do

• Build and scale cloud infrastructure across a multi account and multi region AWS environment
• Design and maintain reusable Terraform modules across development, staging, and production
• Operate and improve Amazon EKS and serverless infrastructure
• Build internal platform tooling and improve developer self service
• Design and maintain CI/CD workflows using GitLab
• Own monitoring, alerting, observability, and production reliability
• Troubleshoot issues across applications, Kubernetes, networking, databases, and cloud infrastructure
• Lead incident response, root cause analysis, and reliability improvements
• Improve SLIs, SLOs, alerting, and observability practices
• Support PostgreSQL infrastructure using AWS RDS and Aurora
• Work closely with application engineers and architects on infrastructure decisions
• Write infrastructure automation and tooling using Python, Go, or similar languages

What We’re Looking For

• Strong hands on experience with Terraform and infrastructure as code
• Experience designing and operating production cloud infrastructure
• Production experience with Kubernetes, EKS, ECS, or similar platforms
• Strong understanding of networking, DNS, load balancing, IAM, and distributed systems
• Experience with CI/CD pipelines and infrastructure automation
• Strong monitoring and observability experience with tools such as Prometheus, Grafana, New Relic, OpenTelemetry, or Datadog
• Strong production troubleshooting and incident response experience
• Ability to write code in Python, Go, Java, Ruby, or another modern language
• Ability to understand both the infrastructure and the applications running on it
• Experience independently making infrastructure and architecture decisions

Nice to Have

• Multi account or multi region AWS experience
• Internal developer platform or self service infrastructure experience
• Fintech, payments, PCI, or other regulated environment experience
• Experience defining SLIs, SLOs, and error budgets

We are looking for an experienced SRE, Platform Engineer, Infrastructure Engineer, or DevOps Engineer who has owned production systems and is comfortable operating with significant autonomy.

This is a strong opportunity for an engineer who enjoys building infrastructure, solving complex production problems, and having meaningful influence over the evolution of a growing cloud platform.