Senior AWS Infrastructure Engineer

Required Skills & Experience

• 10+ years of overall IT infrastructure, cloud engineering, or SRE experience.

• Extensive hands-on experience with AWS in enterprise environments.

• Strong expertise across core AWS services such as:

○ EC2, VPC, IAM, S3, RDS, Route 53, CloudWatch, Lambda, SNS/SQS, Auto Scaling, Load Balancing

• Expert-level Terraform experience, including module development and infrastructure automation.

• Strong experience designing and maintaining Jenkins CI/CD pipelines.

Advanced Python development skills with experience building automation and operational tooling.

Job Description

Overview

One of Insight Global’s largest Payroll Clients is seeking a highly experienced AWS Site Reliability Engineer (SRE) / Infrastructure Engineer to join their Public Cloud Engineering team. This individual will play a critical role in supporting and enhancing their AWS cloud infrastructure while driving infrastructure automation, reliability, and operational excellence across enterprise-scale cloud environments.

This is a hands-on engineering role requiring deep expertise in AWS, Terraform, Jenkins, and Python. The ideal candidate will be capable of independently owning technical initiatives, collaborating with cross-functional stakeholders, and delivering cloud infrastructure solutions with minimal oversight.

Day to Day Responsibilities :

Cloud Infrastructure & Reliability Engineering

• Design, implement, and maintain scalable, secure, and highly available AWS infrastructure.

• Support ongoing cloud engineering initiatives and operational activities within a large enterprise environment.

• Act as a technical lead for infrastructure-related projects, partnering with engineering, security, networking, and application teams.

• Troubleshoot complex infrastructure, reliability, and performance issues across AWS services.

• Implement best practices around resiliency, observability, scalability, and operational excellence.

Infrastructure as Code (Terraform)

• Build new Terraform modules from scratch to support enterprise cloud initiatives.

• Enhance, refactor, and maintain existing Terraform codebases.

• Establish reusable infrastructure patterns and standards across AWS environments.

• Ensure infrastructure deployments are automated, version-controlled, and repeatable.

CI/CD & Automation

• Design, build, and maintain Jenkins pipelines supporting infrastructure and application deployments.

• Develop new CI/CD workflows while also optimizing existing pipelines.

• Drive automation initiatives to reduce manual effort and improve operational efficiency.

• Collaborate with development teams to streamline deployment and release processes.

Python Development & Infrastructure Automation

• Develop automation tools and scripts using Python.

• Build solutions supporting:

○ Infrastructure provisioning and configuration management

○ AWS Lambda functions and serverless automation

○ Monitoring and operational tooling

○ Infrastructure health checks and remediation workflows

○ Data processing and cloud operations automation