Systems Administrator jobs in United States
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CACI International Inc · 6 hours ago

Systems Administrator

CACI International Inc is seeking a skilled Systems Administrator to join their Network Tools Services team. The role involves managing VM and Kubernetes environments, ensuring security compliance, and providing operational support for various hosting platforms.

Information TechnologyService IndustrySoftware
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Comp. & Benefits
badNo H1BnoteSecurity Clearance RequirednoteU.S. Citizen Onlynote

Responsibilities

VM & Kubernetes Management: Monitor and manage production Linux VMs, both stand-alone and those integrated into Kubernetes clusters, ensuring they meet the latest security requirements
Ansible & Automation: Maintain and execute Ansible playbooks for configuration management and deployment tasks. Monitor Kubernetes clusters using Rancher or Kubernetes commands to ensure optimal performance
Security & Compliance: Manage the full server certificate lifecycle and ensure systems comply with current security and compliance standards (STIG/SSP). Perform software updates, patching, and system hardening
Apache NiFi Support: Support Apache NiFi deployments by performing configuration updates, monitoring data flows, and resolving connectivity or resource-related issues
Troubleshooting & Log Analysis: Analyze logs, troubleshoot performance issues, and identify root causes of VM, container, or application-level problems. Work directly with development teams and end users to deliver operational support

Qualification

Linux skills (RHEL/CentOS)Kubernetes managementAnsible automationVM managementApache NiFi supportAWS experienceSecurity hardeningTroubleshooting skillsPKI/Certificate managementExposure to AWS servicesCollaborative team player

Required

An active NSA TS/SCI Polygraph
Ten (10) years of experience as a System Administrator in programs and contracts of similar scope, type, and complexity is required
Bachelor's degree in a technical discipline from an accredited college or university is required
Five (5) years of additional SA experience may be substituted for a bachelor's degree
Troubleshooting VM & application logs and resolving issues
Strong Linux skills (RHEL 8/9 or CentOS 7)
Experience with Kubernetes, Docker, and Rancher
Familiarity with Apache NiFi or similar data integration tools
Working knowledge of Ansible for automation and configuration management
Hands-on experience managing VMs in OpenStack, VMware, or AWS
Ability to troubleshoot SSH, performance, and network-related issues in Linux environments
Experience applying security hardening (STIG, STE/STN) and maintaining compliance documentation (SSP)
Active Security+ Certification

Preferred

Experience in application buildout and sustainment
Advanced Ansible automation experience
PKI/Certificate management experience
Exposure to AWS services (EC2, RDS, etc.)
Understanding of NiFi architecture and data flow troubleshooting
Collaborative team player with the ability to work independently on assigned tasks

Benefits

Healthcare
Wellness
Financial
Retirement
Family support
Continuing education
Time off benefits

Company

CACI International Inc

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At CACI International Inc (NYSE: CACI), our 25,000 talented and dynamic employees are ever vigilant in delivering distinctive expertise and technology to meet our customers’ greatest challenges in national security.

Funding

Current Stage
Public Company
Total Funding
$1B
2025-05-21Post Ipo Debt· $1B
2003-01-10IPO

Leadership Team

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John Mengucci
President & CEO
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Darryl W Burke
Senior Vice President / Air Force Client Executive
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Company data provided by crunchbase