System Administrator

CACI•Panama City, FL

7d•Onsite

About The Position

CACI is seeking a skilled and experienced System Administrator to join our dynamic team to support a DoD client in Panama City Beach, FL. The ideal candidate is a self-motivated systems administrator capable of independently managing assigned systems and projects with minimal supervision while working collaboratively with the Cybersecurity team to maintain a secure, compliant, and highly available enterprise environment.

Requirements

Active Top Secret security clearance with SCI eligibility
Bachelor's degree in a related field or equivalent experience in lieu of a degree
Minimum 5 years of enterprise systems administration experience
Security+ certification

Nice To Haves

Experience with Active Directory administration and Group Policy
Experience with SolarWinds and Splunk for enterprise monitoring, log management, and analysis
Experience with PowerShell, Bash, or other scripting languages
Experience with enterprise backup and disaster recovery solutions
Experience with DISA STIGs, RMF, SCAP compliance scanning, and DoD cybersecurity requirements

Responsibilities

Manage the Windows Server and Red Hat Enterprise Linux (RHEL) patch management program, including planning, testing, deployment, validation, documentation, compliance reporting, and lifecycle management.
Maintain enterprise virtualization, monitoring, logging, and configuration management systems while ensuring the availability, security, and compliance of production environments.
Administer the Windows Server and RHEL patch management program, ensuring timely deployment of operating system, security, and third-party software updates.
Coordinate scheduled maintenance windows with stakeholders and verify successful completion of patch deployments through testing, validation, and reporting.
Plan, test, deploy, validate, document, and report on server patches while minimizing operational impact.
Develop and maintain system documentation, configuration baselines, standard operating procedures (SOPs), technical documentation, configuration management records, and system inventories.
Administer Microsoft Windows Server, Ubuntu, and Red Hat Enterprise Linux (RHEL) environments.
Administer VMware vSphere/ESXi virtual infrastructure.
Configure, maintain, and troubleshoot SolarWinds monitoring solutions.
Configure and support the SolarWinds Windows Event Forwarder and Kiwi Syslog Server for centralized event and log collection.
Utilize Splunk for enterprise log collection, analysis, troubleshooting, and operational support.
Work with the Cybersecurity team to remediate system vulnerabilities identified through ACAS and other security tools while supporting organizational security compliance initiatives.
Implement and maintain DISA STIG security baselines for Windows Server and Linux systems as required.
Administer Active Directory, including Group Policy, user accounts, security groups, and related Microsoft infrastructure services.
Monitor system health, performance, and capacity while proactively identifying and resolving issues.
Perform backup administration, disaster recovery support, and system restoration activities.
Automate routine administrative tasks using PowerShell, Bash, or similar scripting languages.