Senior RHEL Linux SysAdmin — Classified IT Ops

Radiance Technologies; Beavercreek (OH); On-site; USD 90,000 - 120,000; Full time

Job summary

Radiance Technologies is seeking an experienced Red Hat Linux System Administrator to support NASIC in Dayton, OH. You will install, maintain, and secure Linux servers in a classified environment, perform backups, tune performance, and develop standard operating procedures.

Occasional off-hours support may be required. The ideal candidate holds Top-Secret clearance with SCI eligibility, strong PostgreSQL experience, and a solid background in security operations and Red Hat Enterprise Linux

Qualifications

• Active Top-Secret clearance with immediate SCI eligibility.
• Experienced with PostgreSQL Database installations and backups.
• 5 years of relevant experience with a Bachelor's Degree in Computer Science/Information Technology or 10 years of relevant experience without a degree.
• Experience administering Red Hat Enterprise Linux (RHEL) 9 / 10 servers in a classified environment.
• Knowledge of security operations such as security safeguards administration, information assurance.
• Network security certification such as Security+ (minimum) or higher.

Responsibilities

• Perform Installation and Maintenance of Linux Servers and network systems.
• Provide backup and recovery services; manage file systems and disk space;
• Install and Maintain Linux Servers and network systems.
• Test updates to enterprise system software to ensure compatibility and minimize user impact.
• Develop and document technical processes and procedures as needed.
• Performance and network tuning
• Develop best practices with respect to process and documentation/templates

Skills

Top-Secret clearance

PostgreSQL backups

RHEL administration

Security operations knowledge

Security+ certification

Scripting/automation

Network tools and firewall knowledge

Education

Bachelor's degree in Computer Science/Information Technology

Tools

Tomcat

Apache

PKI infrastructure

Job description

Radiance Technologies is seeking an experienced Red Hat Linux System Administrator to support NASIC in Dayton, OH. You will install, maintain, and secure Linux servers in a classified environment, perform backups, tune performance, and develop standard operating procedures.

Occasional off-hours support may be required. The ideal candidate holds Top-Secret clearance with SCI eligibility, strong PostgreSQL experience, and a solid background in security operations and Red Hat Enterprise Linux