Cloud Infrastructure Architect (CIA) Lead AWS Landing Zone & Networking

Cloud Infrastructure Architect (CIA) Lead AWS Landing Zone & Networking

Remote

12 +Months

Alternates depending on seniority/framing: Lead Cloud Infrastructure Architect AWS/Multi-Region DR, Sr. AWS Solutions Architect Landing Zone & IaC, or Principal Infrastructure Architect (Financial Services).

CIA Lead Responsibilities:

Design and validate DTCC A3P landing zone configuration for FICC workloads Define VPC

architecture: public/private subnets, VPC endpoints, security groups per SYS ID Configure

multi-region network topology (us-east-1 primary, us-east-2 standby)

Design F5 GTM integration for DR failover and operational rotation traffic switching

Define Terraform module structure for FICC infrastructure (OCP on EC2, Aurora,

DynamoDB, MQ)

Design EC2 instance sizing and placement for OCP worker nodes, Autosys server,

Global Scape SFTP, and IBM MQ RDQM

Design cross-region data replication architecture (SRDF-A equivalent, Aurora Global DB,

DynamoDB Global Tables)

Configure Dynatrace One Agent deployment on OCP and Splunk log forwarding Design

Global Scape EC2 deployment (S3 backend storage, HA configuration)

Design Autosys EC2 deployment (HA, job scheduling connectivity to OCP pods)

Validate A3P platform service readiness for all required AWS services Design cost

governance tagging strategy (per SYS ID, per environment, per wave)

Define on-premises connectivity architecture (Direct Connect/VPN for Ping Federate, CRS,

CDTS MQ, Venafi)

Skillset Required:

AWS Solutions Architect Professional + Advanced Networking Specialty

Deep expertise in AWS landing zones, Organizations, and SCPsTerraform IaC at

enterprise scale (multi-account, multi-region)

EC2 instance families, placement groups, and self-managed infrastructure

OpenShift on EC2 networking (overlay networks, load balancers, ingress)

Multi-region DR architecture (active-passive patterns) F5 GTM integration with AWS

infrastructure IBM MQ RDQM clustering on EC2

Financial services infrastructure requirements (Tier 1 resiliency)

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