Cloud Architect / Engineer

Leidos•Washington, DC

7d•$131,300 - $237,350•Onsite

About The Position

Leidos is seeking a highly skilled Cloud Architect / Engineer to design, implement, optimize, and maintain enterprise cloud infrastructure across multiple platforms. In this role, the candidate will play a critical part in ensuring high availability, security, performance, scalability, and cost-efficiency of ATR’s cloud environments. The candidate will collaborate with cross-functional teams to support business growth, drive cloud adoption, and proactively address infrastructure challenges in a fast-paced, hybrid/multi-cloud environment. This work is located onsite in the DC area.

Requirements

Bachelor’s degree in Computer Science, Information Technology, Engineering, OR a related field and 12 + years of relevant experience OR Masters degree with 10 + years of relevant experience . Additional years of experience will be considered/accepted in lieu of a degree.
12 + years of progressive experience in cloud architecture, engineering, and operations, with at least 4 years in a senior or lead Cloud Architect role.
Strong experience designing and implementing hybrid/multi-cloud environments (AWS, Azure, Google Cloud) at enterprise scale.
Proven expertise with Generative AI infrastructure, including: Production-ready Retrieval-Augmented Generation (RAG) pipelines, Scalable vector databases (e.g., Pinecone, Weaviate, Milvus, FAISS, or managed services) with indexing, clustering, and optimized retrieval, GPU/TPU compute clusters, managed container orchestration (Kubernetes/EKS/AKS/GKE), and auto-scaling for large language model (LLM) workloads.
Deep hands-on experience with Infrastructure as Code (IaC) tools: Terraform (preferred), AWS CloudFormation, Azure Bicep/ARM, and Ansible.
Strong background in cloud networking: (VPCs, VNets, subnets, transit gateways, peering, private links, Direct Connect/ExpressRoute, Firewalls, security groups, WAF, and private API gateways).
Demonstrated experience implementing enterprise security and compliance frameworks (SOC 2, ISO 27001, HIPAA, PCI-DSS, CMMC, FedRAMP, etc.), including encryption, threat monitoring, and zero-trust architectures.
Experience with observability and monitoring stacks (CloudWatch, Azure Monitor, Google Operations, Datadog, Prometheus/Grafana, ELK/EFK stack).
Proven track record in cost optimization (tagging, rightsizing, Reserved Instances, Savings Plans) and disaster recovery/business continuity planning.
Excellent collaboration and communication skills; ability to work with cross-functional teams (Network, Security, Dev, Ops) in a fast-paced environment.
U.S. Citizenship required.
Ability to obtain and maintain a Public Trust security clearance.

Nice To Haves

Experience leading cloud adoption and defining long-term strategic technology roadmaps.
Hands-on work with microservices architectures, modern APIs, and secure private cloud networking for AI workloads.
Familiarity with containerization (Docker, Kubernetes) and serverless technologies.
Microsoft Certified: Azure Solutions Architect Expert.
HashiCorp Certified: Terraform Associate.
Certified Kubernetes Administrator (CKA) or Certified Kubernetes Application Developer (CKAD).
Azure Security Engineer Associate.

Responsibilities

Drive the enterprise technology vision by defining long-term strategic blueprints and engineering standards supporting the implementation of cloud technologies like: Generative AI applications and production-ready RAG pipelines, Scalable vector database indexing, clustering, and retrieval pipelines to optimize vector search, Scalable GPU/TPU compute clusters, managed container services, and automated auto-scaling for LLM workloads, Private cloud networks, secure API gateways, and dedicated endpoints to isolate AI traffic from the public internet, Applications leveraging modern microservices and APIs.
Design and implement scalable, secure, and resilient hybrid cloud architectures; using cloud-agnostic tools and processes.
Architect and manage core cloud networking components (VPCs, VNets, subnets, transit gateways/peering, firewalls, private links, Direct Connect/ExpressRoute, etc.).
Implement Infrastructure as Code (IaC) using tools such as Terraform, CloudFormation, Bicep, ARM, and Ansible to automate provisioning and configuration management.
Implement comprehensive cloud security controls, compliance frameworks (SOC 2, ISO 27001, HIPAA, PCI-DSS, CMMC, etc.), encryption, security groups, WAF, and monitoring for threats and misconfigurations.
Develop and implement processes to optimize cost and utilization through resource tagging, rightsizing, reserved instances/savings plans, and continuous cost analysis.
Set up and maintain monitoring, logging, and observability solutions using tools like CloudWatch, Azure Monitor, Google Operations, Datadog, Prometheus/Grafana, or ELK stack.
Support disaster recovery, high availability, and business continuity strategies, including backup/restore, failover architectures, and regular DR testing.
Collaborate with Network, Security, Application Development, and Operations teams on cloud-related projects, incident response, and architecture reviews.