Top Secret Linux Systems Administrator

Insight Global is seeking a Top Secret Linux Systems Administrator local to Dahlgren, Virginia. This individual will have 4+ years of hands-on experience administering Linux systems and will be responsible for maintaining and optimizing servers and user workstations across both classified and unclassified environments. This role requires candidates to hold an active Top Secret clearance and an IAT Level II certification. Responsibilities include troubleshooting complex system issues, supporting end users, automating processes, and ensuring systems meet strict DoD security and compliance standards. The ideal candidate is highly technical, collaborative, and comfortable operating in a mission-critical environment. The pay for this role ranges from $56-$58/hour, based on experience.

We are a company committed to creating diverse and inclusive environments where people can bring their full, authentic selves to work every day. We are an equal opportunity/affirmative action employer that believes everyone matters. Qualified candidates will receive consideration for employment regardless of their race, color, ethnicity, religion, sex (including pregnancy), sexual orientation, gender identity and expression, marital status, national origin, ancestry, genetic factors, age, disability, protected veteran status, military or uniformed service member status, or any other status or characteristic protected by applicable laws, regulations, and ordinances. If you need assistance and/or a reasonable accommodation due to a disability during the application or recruiting process, please send a request to HR@insightglobal.com.To learn more about how we collect, keep, and process your private information, please review Insight Global's Workforce Privacy Policy: https://insightglobal.com/workforce-privacy-policy/.

•4+ years of experience administering Linux-based servers and workstations
•Strong experience with Red Hat Enterprise Linux (RHEL 7 or similar)
•Active Top Secret clearance (interim Top Secret is okay)
•Active IAT Level II certification (Security+, SSCP, or equivalent)
•Strong troubleshooting and problem-solving capabilities in Linux environments
•Experience with scripting (Bash or similar) to automate system administration tasks
•Familiarity with automated system builds and imaging tools (e.g., Kickstart)
•Knowledge of system security practices (PKI authentication, SELinux, firewall configuration)
•Experience managing storage (partitions, logical volumes, file systems)
•Ability to manage users, permissions, and access control mechanisms
•Understanding of networking fundamentals (routing, DNS, SSH, HTTP/S, etc.)
•Experience maintaining system updates, patching, and core services
•Ability to support both infrastructure and end-user workstation environments
•Experience working within LAN/WAN environments

•Experience supporting RDT&E or engineering-focused environments
•Background working in classified network environments
•Experience with virtualization technologies and VM management
•Exposure to Windows systems in mixed OS environments
•Familiarity with software licensing, asset tracking, and system backup/recovery
•Experience collaborating with vendors or supporting hardware procurement

Benefit packages for this role will start on the 1st day of employment and include medical, dental, and vision insurance, as well as HSA, FSA, and DCFSA account options, and 401k retirement account access with employer matching. Employees in this role are also entitled to paid sick leave and/or other paid time off as provided by applicable law.