Hiring: Senior Linux System Engineer with Security Clearance Company: Information Systems Solutions, Inc. Location: Sierra Vista, AZ Job Posted Time: 2026-09-11 13:32:26 Employment Type: On-site Target Skills & Keywords : Linux, RHEL, Red Hat, Ubuntu About the job Required Skills: •As a Senior Linux System Engineer, you will help ensure today is safe and tomorrow is smarter. •Also develop Enterprise Technical Procedures (ETPs) with the directions to apply patches, upgrades and security configurations and/or updates to the baseline system in the EOF for testing IAW with the STIGs. Compensation: •Competitive benefits and rewards package Interested candidates, please apply directly through the job posting on company's career page or try via AI auto apply on this platform. Don't miss this opportunity to join a forward-thinking team!