Linux Systems Administrator, Senior - Top Secret Clearance Required

American Systems Corporation • Crane, IN

126d • $80,100 - $133,700

About The Position

AMERICAN SYSTEMS is an employee-owned federal government contractor supporting national priority programs through our strategic solutions in the areas of Information Technology, Test & Evaluation, Program Mission Support, Engineering & Analysis, and Training.

Requirements

• Active Top Secret clearance required.
• Bachelor's degree in a STEM discipline or 4 additional years of relevant experience in lieu of a degree.
• 5-7 years of relevant IT / Linux Systems Administration experience, including knowledge of containerization (Podman/Docker), Ansible, and OpenLDAP.
• Current DoD 8140 IAT level II certification (e.g., Security+ CE).
• Scripting skills in BASH and Python.
• Experience with VMware vSphere (version 7 or above).
• Familiarity with PostgreSQL databases.
• Must obtain a Red Hat Linux or comparable Linux Server OS certification (e.g., RHCSA or RHCE) within six months of hire.

Nice To Haves

• Candidates who currently possess active Red Hat certifications may be considered favorably during the selection process.

Responsibilities

• Support on-premises Production and Development Linux infrastructure and applications.
• Provide Tier II support for production and development environments, managing ticket submission and tracking.
• Monitor resource availability to meet customer requirements, ensuring sufficient hardware, software, and throughput.
• Review and optimize system performance to ensure peak efficiency and reliability for mission-critical applications.
• Analyze system resource usage and apply corrective actions when necessary.
• Review system and application logs, ensuring completion of scheduled tasks and backups.
• Create and manage user accounts, groups, and permissions; maintain local repositories.
• Perform interface administration, including sFTP, SFG, and shell scripting.
• Develop and maintain administrative scripts (e.g., BASH, Python) for system maintenance.
• Document and implement system administration solutions to meet business requirements.
• Provide project status updates, problem resolution, and system administration reports to management.
• Coordinate problem resolution with customers, team members, and vendors as needed.
• Assess and recommend improvements for system software and hardware to enhance efficiency and functionality.
• Collaborate with the Cybersecurity team to implement, monitor, and maintain cybersecurity compliance and vulnerability mitigations.
• Mentor and/or train less experienced staff as part of team development efforts.

Benefits

• Healthcare benefits
• Paid leave
• Retirement plans
• Insurance programs
• Education and training assistance

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Industry: Professional, Scientific, and Technical Services
• Education Level: Bachelor's degree