Senior Infrastructure & Cloud Lead

CACI International Inc; Sterling (VA); On-site; USD 121,000 - 266,000; Full time

Job summary

Join CACI International Inc in Sterling, VA as an Infrastructure/System Administrator Lead. Design architectures for new and existing systems, coordinating design, modeling, security, integration and testing to hit milestones.

Lead cloud and on‑prem infrastructure, ensure secure access and CI/CD tools, and automate operations. Requires TS/SCI clearance, 10+ years IT admin experience, and a BS or equivalent with cloud/IaC expertise.

Qualifications

• Active TS/SCI security clearance (Willing and able to obtain a polygraph).
• Bachelor’s degree in information technology, a relevant field or equivalent experience.
• Minimum of 10 years' experience as an IT system administrator, or related experience.
• Cloud Infrastructure: AWS core services (EC2, S3, RDS, Lambda, IAM, SSM).
• Hybrid Networking: Direct Connect, Site-to-Site VPNs, hybrid DNS.
• Infrastructure as Code: Terraform or CloudFormation.
• CI/CD Platform Support: GitLab CI or GitHub Actions.
• OS & Scripting: Linux (RHEL/Ubuntu) and Windows Server; Bash, Python, PowerShell.

Responsibilities

• Lead design, secure and maintain implementations across cloud and hybrid environments.
• Bridge between system operations and development teams; support AWS and on-prem data centers.
• Manage highly available, scalable infrastructure with CI/CD tooling.
• Perform systems design, development and integration throughout the lifecycle.
• Install, configure, test, and maintain operating systems and tools.
• Conduct modeling, simulation, and analysis to optimize performance.
• Implement backup and redundancy security measures.
• Document processes and procedures for engineering projects.

Skills

Cloud infrastructure

Linux system administration

Python scripting

Security clearance TS/SCI

Git basics / GitOps

Education

Bachelor's degree or equivalent experience

Tools

AWS (EC2, S3, RDS, Lambda, IAM, SSM)

Terraform

AWS CloudFormation

GitLab CI / GitHub Actions

Kubernetes / AWS EKS

Ansible

PowerShell

Bash

Job description

Join CACI International Inc in Sterling, VA as an Infrastructure/System Administrator Lead. Design architectures for new and existing systems, coordinating design, modeling, security, integration and testing to hit milestones.

Lead cloud and on‑prem infrastructure, ensure secure access and CI/CD tools, and automate operations. Requires TS/SCI clearance, 10+ years IT admin experience, and a BS or equivalent with cloud/IaC expertise.