Senior AWS Cloud Architect: Migrations, EKS & Security

Ethereum Technologies LLC; Frisco (TX); On-site; USD 150,000 - 210,000; Full time

Job summary

Ethereum Technologies LLC is seeking an AWS Cloud Infrastructure Architect to lead end-to-end cloud design, secure multi-account landings, and large-scale Kubernetes operations. You will drive migrations, optimize Dedicated Hosts usage, and define governance with security and compliance in mind.

Ideal candidates bring 8+ years in cloud architecture, deep AWS expertise, and proven leadership across complex migrations and container platforms.

Qualifications

• 8+ years of experience in Cloud Architecture, Infrastructure Engineering, or Platform Engineering.
• 5+ years of advanced AWS experience across EC2, VPC, IAM, EKS, RDS, Route53, S3, CloudWatch, CloudTrail, Config, and related services.
• Proven experience leading large-scale AWS migrations, including On-Prem AWS and shared-tenant Dedicated Host transitions.
• Deep hands-on expertise with AWS Dedicated Hosts, tenancy management, licensing considerations, and infrastructure lifecycle planning.
• Strong proficiency with Kubernetes, Terraform, cloud networking, and infrastructure automation.

Responsibilities

• Architect end-to-end infrastructure solutions leveraging AWS Well-Architected Framework and enterprise design patterns.
• Design scalable, secure multi-account landing zones, VPC architectures, enterprise networking, and workload isolation strategies.
• Provide architecture leadership for containerized platforms, including Amazon EKS and large-scale self-managed Kubernetes clusters.
• Lead complex On-Prem AWS and intra-AWS migrations involving VPC redesigns, account realignments, multi-region moves, and host architecture changes.
• Drive migrations from shared-tenant EC2/EKS deployments to AWS Dedicated Hosts, ensuring compliance, performance, and workload isolation.
• Conduct infrastructure assessments, migration strategies (rehost, replatform, refactor), and detailed cutover planning.
• Develop and enforce IAM architectures, guardrails, cloud governance, and security policies aligned with CIS, NIST, and organizational standards.
• Partner with Security and Compliance teams to implement hardening, encryption, network segmentation, and threat detection.
• Lead performance tuning, capacity planning, resiliency engineering, and availability design for large-scale AWS workloads.
• Define operational playbooks for deployments, monitoring, backups, DR/HA, and workload lifecycle management.
• Mentor engineering teams on AWS architecture patterns, DevOps practices, and migration execution.
• Serve as a trusted advisor to engineering, SRE, product, and executive leadership.
• Partner with AWS teams and vendors to drive best practices and architectural decisions.
• Communicate complex solutions clearly to both technical and non-technical audiences.

Skills

AWS architecture

Kubernetes

Terraform

Security & governance

Migration planning

Tools

AWS

EKS

Terraform

Networking

Job description

Ethereum Technologies LLC is seeking an AWS Cloud Infrastructure Architect to lead end-to-end cloud design, secure multi-account landings, and large-scale Kubernetes operations. You will drive migrations, optimize Dedicated Hosts usage, and define governance with security and compliance in mind.

Ideal candidates bring 8+ years in cloud architecture, deep AWS expertise, and proven leadership across complex migrations and container platforms.