Note: The job is a remote job and is open to candidates in USA. CACI International Inc is seeking a Senior Cloud Systems Administrator to join their dynamic Agile development program. In this role, you will support mission-critical systems by building and managing a robust AWS cloud environment, ensuring high availability and security of IT infrastructure.

Responsibilities

• Build and manage AWS infrastructure across multi‑account, multi‑environment landing zones
• Design and implement systems management solutions that support program needs
• Install, configure, deploy, and maintain servers and enterprise software
• Monitor system performance, identify risks, and troubleshoot complex technical issues
• Ensure the security, reliability, and efficiency of IT infrastructure
• Collaborate within a SAFe delivery model alongside application, data, and security teams
• Assist with IaaS, IaC, networks, and firewall configuration
• Perform upgrades, IAVA patching, and maintain STIG compliance
• Support contract‑required performance monitoring and system maintenance
• Troubleshoot outages and ensure high availability across environments
• Manage resources across AWS cloud services
• Implement and maintain access controls, backups, and security policies
• Build and maintain technical documentation, runbooks, architecture references, and IT policies
• Contribute to multi‑region disaster recovery, failover strategies, and resilience automation

Skills

• US citizenship is required and have a DoD Secret clearance
• 5+ years of related experience
• Bachelor's degree or equivalent experience
• Security+ Certification
• Proven experience as a System Administrator, Network Administrator, or similar technical role
• Strong communication skills—both verbal and written—to collaborate with peers and leaders
• Hands‑on experience supporting servers, networks (LAN/WAN), and patch management in virtual or cloud environments
• Ability to understand, distill, and document solution requirements from diverse stakeholders
• Able to work independently with minimal supervision
• Proficiency in Windows and Linux operating systems
• Production‑level Kubernetes / EKS and container experience (Docker/containerd, image building)
• Active Directory and identity federation integration experience
• Familiarity with Git, Jenkins CI/CD, Terraform, and Docker
• Experience with STIG compliance, security hardening, and patching
• Strong knowledge of AWS services and hosted environments
• Server scripting skills (Shell, Perl, PowerShell) and experience with automation technologies
• Strong Terraform expertise (modules, state management, reusable IaC) and Ansible knowledge
• Experience with observability and logging platforms (Splunk, CloudWatch)

Benefits

• Flexible time off benefit
• Robust learning resources
• Healthcare
• Wellness
• Financial
• Retirement
• Family support
• Continuing education
• Time off benefits

Company Overview