Sr. System Administrator (Windows & Linux)

Responsibilities: of the Sr. System Administrator (Windows & Linux) include: · Administer and maintain enterprise Windows and Linux server environments. · Support vulnerability assessment, compliance initiatives, and security remediation efforts. · Perform advanced troubleshooting, upgrades, patching, and system maintenance. · Monitor system health and respond to incidents impacting infrastructure availability. · Collaborate with technical teams to improve performance, security, and operational efficiency. Qualifications: for the Sr. System Administrator (Windows & Linux) include: · 10+ years of systems administration experience. · Strong experience supporting Windows and Linux operating systems. · Experience utilizing tools such as Nessus, Splunk, or similar security platforms. · Active Security+ CE certification or higher. · Active TS/SCI with Full Scope Polygraph clearance. Compensation: for the Sr. System Administrator (Windows & Linux): Salary Range: $170,000-$210,000/year (USD) Comprehensive Benefits: Medical, Dental, Vision, sick leave if required by law, and 401K This job opens for applications on 11/2/26. Applications for this job will be accepted for at least 30 days from the posting date.