Infrastructure as Code (IaC) Engineer

Stefanini Group•Grand Rapids, MI

1d•Hybrid

About The Position

Stefanini Group is hiring! Stefanini is looking for an Infrastructure as Code (IaC) Engineer for Grand Rapids, MI (Hybrid). This role supports a centralized cloud enablement team responsible for building, deploying, and operating standardized AWS infrastructure using Terraform, Spacelift, Rundeck, and GitHub. The focus is on creating and maintaining reusable IaC patterns, build and deployment automation, and governance controls that enable secure, scalable self-service infrastructure across a multi-account AWS environment. The contractor will work closely with platform, security, and application teams to deliver reliable 'paved road' solutions while maintaining strong compliance and operational rigor.

Requirements

5+ years of hands-on Terraform experience in production AWS environments.
Advanced experience with: Module design, reuse, and versioning, Remote state using S3 and DynamoDB, Multi account and multi environment deployments, Standards enforcement via validation and lifecycle rules.
Experience supporting centralized Terraform modules consumed by many teams.
Strong, practical experience with: AWS Organizations, SCPs, and multi account strategies, Cross account IAM role design, Account bootstrap / landing zone concepts.
Hands-on experience provisioning AWS services via Terraform, including: IAM, VPC and networking, EC2 / Auto Scaling, EKS or ECS (working knowledge), S3, RDS, CloudWatch and logging, KMS and encryption.
Production experience using Spacelift for Terraform: Stack and dependency design, Environment promotion and approvals, Worker configuration (private or AWS hosted preferred), Drift detection and scheduled runs.
Experience integrating Spacelift with AWS IAM and GitHub workflows.
Experience designing and operating Rundeck jobs for AWS infrastructure operations.
Strong understanding of: Job security, RBAC, and approvals, Credential management using IAM roles (no static keys), Error handling, retries, and notifications.
Familiarity with job as code or version controlled job patterns.
Enterprise GitHub experience, including: Branch protection rules and CODEOWNERS, Required reviews and PR based change control, GitHub Actions for CI/CD, OIDC based authentication to AWS.
Strong understanding of GitOps delivery models.
Experience implementing: Least privilege IAM and permission boundaries, Secure secrets handling (no credentials in code), Approval workflows and separation of duties.
Ability to embed security and compliance into IaC pipelines rather than manual processes.
Strong troubleshooting and operational mindset.
Experience supporting shared platforms used by many teams.
Ability to document solutions clearly and enable team adoption.
Strong communication skills and comfort working with cross-functional stakeholders.

Nice To Haves

Experience migrating teams into centralized IaC or platform tooling.
FinOps experience (cost tagging, chargeback/showback).
Policy-as-code exposure (OPA, Sentinel, or equivalent).
Terraform tooling: tflint, checkov, tfsec, infracost.

Responsibilities

Design, build, and maintain Terraform modules and IaC patterns used by multiple delivery teams.
Implement and operate Terraform deployments via Spacelift, including stack design, approvals, drift detection, and environment promotion.
Develop and maintain Rundeck jobs for AWS operational automation, break glass actions, and platform support workflows.
Build and support GitHub based CI/CD pipelines using GitOps principles (PR driven change control).
Establish and enforce AWS standards for: Account structure and environments, Tagging, cost allocation, and ownership, Security, access control, and auditability.
Implement secure automation using IAM roles, OIDC, and least privilege access.
Collaborate with application and platform teams to onboard workloads to standardized IaC tooling.
Produce and maintain documentation, runbooks, and onboarding guides.
Troubleshoot IaC, pipeline, and automation failures; participate in root cause analysis as needed.