Infrastructure Architect

IntelliTrans•Dunwoody, GA

42d•Hybrid

About The Position

The Infrastructure Architect will lead the strategic design and implementation of enterprise-grade cloud infrastructure solutions on AWS. This senior role architects scalable, secure, and highly available infrastructure supporting multi-tenant SaaS applications, comprehensive monitoring systems, and mission-critical operations. The position requires deep AWS expertise, multi-tenant architecture proficiency, and ability to integrate AWS Marketplace and third-party solutions while delivering robust, cost-effective infrastructure at scale.

Requirements

10+ years in infrastructure architecture and cloud engineering
Extensive hands-on AWS infrastructure expertise across core services
Deep expertise with Terraform, AWS CDK, and CloudFormation Templates (CFT)
Proven track record architecting production-grade AWS infrastructure for enterprise environments
Expert-level infrastructure CI/CD pipeline design using GitLab CI/CD
Strong proficiency in SaaS infrastructure and multi-tenant design principles
Experience architecting large-scale infrastructure for multi-tenant SaaS platforms
Proven success integrating AWS Marketplace products and third-party SaaS platforms
Experience with enterprise monitoring and observability platforms including Nagios
Bachelor's degree in Computer Science or Information Systems
AWS Certified DevOps Engineer – Professional
AWS Cloud Infrastructure (Expert Level)
Infrastructure as Code (Advanced)
SaaS & Multi-Tenant Infrastructure
CI/CD & Infrastructure Automation
Monitoring & Observability
Security & Compliance
Infrastructure Optimization
Development & Automation
Strategic & Technical Leadership
Communication & Collaboration
Analytical & Decision-Making
Professional Excellence
Business & Customer Focus

Nice To Haves

Master's degree in Computer Science or Information Systems
Experience building/operating SaaS infrastructure at scale
Multi-cloud experience (Azure, GCP)
AWS SaaS Factory program participation
AWS Marketplace seller/ISV experience
Advanced FinOps and infrastructure cost optimization expertise

Responsibilities

Define infrastructure architecture strategy and roadmap aligned with business objectives
Design scalable, secure AWS infrastructure following Well-Architected Framework and SaaS Lens principles
Architect multi-tenant SaaS infrastructure with tenant isolation, resource segregation, and automated provisioning
Develop production-grade Infrastructure as Code using Terraform, AWS CDK, and CloudFormation
Create reusable, modular infrastructure components and tenant-aware templates
Design CI/CD pipelines using GitLab CI/CD for infrastructure deployment with automated testing and security scanning
Implement deployment strategies (blue-green, canary, rolling) for infrastructure and containerized workloads (ECS/EKS)
Design enterprise monitoring and observability using Nagios, CloudWatch, Prometheus, and Grafana
Establish tenant-aware monitoring with APM, distributed tracing (X-Ray), log aggregation, and intelligent alerting
Architect solutions leveraging AWS Marketplace products for monitoring, security, and infrastructure management
Establish secure integration patterns with third-party SaaS platforms (OAuth, SAML, API gateways)
Design tenant isolation strategies across compute, storage, network, and database layers
Implement metering, usage tracking, and cost allocation systems for multi-tenant environments
Establish tenant tiering (free/standard/premium) with resource quotas, SLAs, and performance isolation
Establish infrastructure standards, governance frameworks, and policy-as-code (Config, SCPs, OPA)
Design disaster recovery, backup strategies, and business continuity procedures
Design multi-account strategies using AWS Organizations, Control Tower, and Landing Zone
Lead technical architecture reviews and recommend optimal AWS infrastructure solutions
Mentor engineering teams on AWS best practices, infrastructure patterns, and DevOps practices
Lead incident response, post-mortems, and continuous improvement initiatives
Document architectural decisions, infrastructure designs, and operational procedures
Work effectively across global teams and different time zones