Senior Cloud Engineer

Top Secret Clearance is required.

Full time on site in Huntsville, AL

I3 is seeking a Senior Cloud Engineer to support cloud architecture, deployment, optimization, and sustainment activities within a major federal modernization program. This role ensures secure, scalable, and high-performance cloud environments that support application, data, migration, and Dev Sec Ops  operations. The Senior Cloud Engineer collaborates with Full Stack Engineers, Data Engineers, Dev Sec Ops  teams, QA Automation, and Product teams to build and maintain resilient cloud infrastructure aligned with mission-critical requirements.

• Design, build, and optimize cloud infrastructure supporting enterprise applications and data pipelines
• Implement cloud-native services, compute configurations, load balancing, and storage solutions
• Support modernization and migration of legacy workloads into cloud environments
• Ensure cloud deployments meet performance, scalability, and availability targets

• Develop infrastructure-as-code (IaC) using Terraform, Cloud Formation, or similar tooling
• Support CI/CD integration and automation for application and infrastructure deployments
• Implement monitoring, logging, observability, and automated alerting
• Collaborate with Dev Sec Ops  teams to maintain secure deployment pipelines

• Implement cloud security controls including IAM policies, encryption, network segmentation, and auditing
• Ensure adherence to federal security standards within cloud environments
• Support vulnerability mitigation, patching, hardening, and continuous compliance activities

• Diagnose issues related to cloud resources, network configurations, deployments, and integrations
• Perform root-cause analysis on cloud performance degradations or service interruptions
• Work closely with development, testing, and migration teams to address cloud-related issues

• Participate in sprint planning, backlog refinement, and technical design discussions
• Provide technical guidance to engineering teams and support cloud adoption best practices
• Coordinate cloud activities across development, migration, testing, and operations work streams

• Prepare technical documentation including architecture diagrams, configuration details, SOPs, and runbooks
• Provide updates on cloud performance, incidents, and optimization activities
• Maintain documentation supporting audits and operational continuity

• Bachelor’s degree and 8+ years of experience in cloud engineering, cloud operations, or infrastructure engineering
• Hands-on experience with AWS cloud services (compute, storage, networking, security, automation)
• Strong experience with infrastructure-as-code, CI/CD pipelines, and cloud automation tools
• Proficiency in cloud networking, VPC design, routing, security groups, and load balancing
• Strong troubleshooting, documentation, and communication skills

• Experience supporting federal modernization or national-security programs
• Experience with containers and orchestration (Docker, Kubernetes)
• Familiarity with microservices, distributed systems, and cloud-native architectures
• Scripting experience (Python, Bash, Power Shell)
• Experience with performance tuning and cost optimization in cloud environments