System Administrator III - Secret-Cleared, Closed Network

Yulista Holding; Huntsville (AL); Sur place; USD 65 000 - 95 000; Plein temps

Résumé du poste

Yulista Holding is seeking an IT Systems Administrator to maintain Windows and Linux servers in a closed network at a secure Huntsville facility. The role involves patching, hardening, backups, access control and disaster recovery, with strong documentation and log monitoring.

Qualification requirements include a Bachelor's degree or equivalent, 3+ years of sys admin experience, and a DoD Secret clearance. Certifications such as Security+, Network+, RHCSA or CCNA are preferred.

Qualifications

• Bachelor's degree in IT, CS, or related field; or equivalent experience.
• At least 3 years of system administration experience.
• Experience with Linux and Windows server environments.
• Active DoD Secret clearance required.
• Certifications such as Security+, Network+, RHCSA, or CCNA preferred.

Responsabilités

• Administer and maintain Windows and Linux servers in a closed network.
• Manage user accounts, access permissions, and authentication controls.
• Patching, system hardening, and secure configuration of OS and applications.
• Configure and monitor firewalls, DNS, DHCP, and connectivity services.
• Implement and test backup schedules and disaster recovery processes.
• Maintain documentation, configuration baselines, and inventories.
• Monitor logs and alerts for anomalies and troubleshoot issues.
• Support hardware installation and maintenance within the facility.

Connaissances

Linux admin

Windows admin

Networking basics

Scripting (PowerShell/Bash)

Documentation

Formation

Bachelor's degree or equivalent

Outils

RHCSA

CCNA

Security+

Network+

Description du poste

Yulista Holding is seeking an IT Systems Administrator to maintain Windows and Linux servers in a closed network at a secure Huntsville facility. The role involves patching, hardening, backups, access control and disaster recovery, with strong documentation and log monitoring.

Qualification requirements include a Bachelor's degree or equivalent, 3+ years of sys admin experience, and a DoD Secret clearance. Certifications such as Security+, Network+, RHCSA or CCNA are preferred.