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