Role: Senior AWS Solutions & Platform Engineer- W2 Only
Work Location: Des Moines, IA
Duration: Long-term (extends beyond 07/01/2026)
IRG Clients is seeking an experienced Hybrid Cloud Platform / Systems Engineer to support senior infrastructure resources in modernizing enterprise IT operations across hybrid cloud environments.
This role is critical to advancing cloud-centric operations by eliminating inefficient legacy solutions, improving operational reliability, reducing manual intervention, and enabling scalable, automated infrastructure practices across AWS and on-premises platforms.
The ideal candidate brings strong expertise in AWS architecture, hybrid identity and networking, infrastructure automation, platform resiliency, and cost optimization (FinOps mindset).
Nice to Have: Experience with Ansible
Required: Strong AWS IAM and RBAC expertise, FinOps cost estimation skills
Key Responsibilities
Hybrid Cloud Architecture & Modernization
- Design, administer, and optimize AWS environments (EC2, VPC, IAM, S3) for enterprise workloads
- Develop hybrid workload patterns integrating cloud and on-prem identity, authentication, and applications
- Lead legacy system migrations to AWS, including readiness assessments and modernization roadmaps
- Produce and maintain detailed AWS architecture diagrams and system documentation
Advanced Troubleshooting & Tier-3 Support
- Diagnose complex AWS identity, compute, and networking issues impacting enterprise applications
- Resolve hybrid dependency failures (directory sync, routing conflicts, IAM misconfigurations)
- Document root causes, troubleshooting workflows, and long-term mitigation strategies
Platform Resiliency, Monitoring & Performance
- Eliminate single points of failure through resilient design patterns
- Implement backup, disaster recovery, and RTO/RPO-compliant solutions
- Develop performance dashboards for compute, storage I/O, and network throughput
- Conduct root cause analysis and performance remediation
- Identify and implement cost optimization strategies (rightsizing, storage tiers, lifecycle policies)
Infrastructure as Code, Automation & CI/CD
- Define Infrastructure as Code (IaC) standards and collaborate on Terraform module design
- Document automated provisioning workflows, standards, and parameterization
- Support CI/CD pipelines promoting environments through automated validation
- Ensure consistency across platform standards, automation artifacts, and enforcement rules
- Prepare change impact assessments and release documentation
Security, Compliance & Governance
- Enforce AWS guardrails: encryption, MFA, IAM boundaries, segmentation
- Produce audit evidence packages and compliance documentation
- Create platform hardening guides and policy interpretation documentation
- Develop operational guides, onboarding materials, and architecture reference documentation
- Deliver executive briefings on modernization initiatives and platform improvements
Collaboration & Knowledge Sharing
- Work closely with automation, networking, application, and engineering teams
- Provide guidance on migration strategies, hybrid optimization, and cost efficiency
- Maintain comprehensive documentation to support audits and knowledge transfer
Required Experience (5+ Years)
- AWS Architecture & Administration (EC2, VPC, IAM, S3)
- Hybrid cloud design integrating on-prem and AWS services
- Legacy system migration and modernization planning
- AWS IAM, RBAC, identity federation, and directory integrations
- Advanced troubleshooting across hybrid environments
- Designing for high availability and disaster recovery (RTO/RPO)
- Performance monitoring, root cause analysis, and remediation
- Cost optimization and FinOps practices
- Infrastructure as Code (Terraform) and automation standards
- CI/CD pipeline support for infrastructure deployments
- Security hardening, guardrails, and audit documentation
- Creating architecture diagrams, operational procedures, and platform standards
- Preparing change impact and release documentation
Preferred Skills
- Ansible automation experience
- Experience supporting Public Safety or highly regulated environments
- Strong documentation and executive communication skills
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