Cloud Systems Administrator

CACI International Inc

Cloud Systems Administrator managing and optimizing AWS infrastructure for a fast‑paced Agile development program. Collaborating with teams to build resilient systems in a secure environment.

Posted 6/26/2026full-timeRemote • 🇺🇸 United StatesMid-LevelSenior💰 $75,200 - $158,100 per yearWebsite

Tech Stack

Tools & technologies

AWSCloudDockerFirewallsKubernetesLinux

About the role

Key responsibilities & impact

Build and manage AWS infrastructure across multi‑account, multi‑environment landing zones, including systems management and solution design
Install, configure, deploy, and maintain servers, software, and supporting services
Monitor system performance, investigate anomalies, and resolve issues proactively
Maintain high levels of security and efficiency across all IT infrastructure
Collaborate within a SAFe Agile delivery model alongside application, data, and security teams
Support IaaS, IaC, networking components, and firewall management
Perform upgrades, IAVA patching, and ensure STIG compliance
Maintain systems in alignment with contract and performance requirements
Troubleshoot outages and implement long‑term corrective actions
Manage and optimize AWS cloud resources
Enforce security best practices through access controls, backups, and firewalls
Develop and maintain internal documentation, technical manuals, and policy artifacts
Contribute to multi‑region disaster recovery strategies, including backup, failover, and resilience

Requirements

What you’ll need

An active DoD Secret Clearance
5+ years of relevant professional experience
Bachelor’s degree or equivalent work experience
Security+ certification
Proven experience as a System Administrator, Network Administrator, or similar technical role
Strong verbal and written communication skills for collaboration with peers and leadership
Hands-on experience with servers, LAN/WAN networks, and patch management in virtual or cloud environments
Ability to understand, refine, and document technical solution requirements
Self‑driven with the ability to work independently
Expertise with Windows and Linux operating systems
Production Kubernetes / EKS and containerization experience (Docker/containerd, image building)
Active Directory and identity federation integration experience

Benefits

Comp & perks

healthcare
wellness
financial
retirement
family support
continuing education
time off benefits

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

AWSIaaSIaCsystem administrationnetwork administrationKubernetesDockerWindowsLinuxpatch management

Soft Skills

communicationcollaborationself-drivenproblem-solvingdocumentation

Certifications

DoD Secret ClearanceSecurity+Bachelor’s degree