Linux Systems Administrator, Senior (HPC) - Top Secret Clearance w/SCI eligibility

$150,000 - $170,000/Yr

American Systems Corporation - Arlington, VA

Full-time - Senior

Arlington, VA

51-100 employees

Professional, Scientific, and Technical Services

About the position

The Senior Linux Systems Administrator at AMERICAN SYSTEMS is responsible for providing expert technical support for Linux systems in a High-Performance Computing (HPC) environment. This role involves managing software, hardware, network infrastructure, and system security, ensuring optimal performance and reliability of critical systems. The position offers opportunities for professional growth within a supportive team and includes a robust benefits package, including an Employee Stock Ownership Plan.

Responsibilities

• Provide technical support for software, hardware, wired network infrastructure, and system security for a Linux HPC environment.
• Plan, coordinate, and install software applications and hardware in a distributed Linux platform.
• Provide system administration and configuration of specialized mission applications and software.
• Optimize the functionality and performance of hardware and software systems.
• Ensure availability, integrity, efficiency, and reliability of servers, workstations, and data storage systems.
• Implement and maintain backup and disaster recovery plans for critical mission systems.
• Develop and maintain system administration standard operating procedures and technical guides.
• Install, support, and maintain server operating systems and software.
• Plan for authorized service interruptions and outages.
• Respond to unexpected or unauthorized service interruptions and outages.
• Diagnose software and hardware failures to resolution.
• Implement and ensure security preventive measures are fully functioning.
• Monitor and enhance system performance.
• Test operating system and software upgrades, patches, and hot fixes before application.
• Create and test backups of data, provide data cleansing services, verify data integrity, implement access controls.
• Assist developers of data exposure services with engagement of the database.

Requirements

• Active Top Secret clearance with SCI eligibility
• Bachelor's degree in STEM discipline (e.g., Computer Science, Electrical Engineering, Mathematics, Information Technology)
• At least 10+ years of experience in IT Systems Administration
• IAT II Level Certification (e.g., Security+ CE, CCNA-Security, CySA+, GICSP, GSEC, CND, SSCP)
• 6-8 years' Red Hat Linux experience
• PostgreSQL database experience
• Experience with Lustre in distributed computing environments
• Experience with Bright Cluster Management toolset
• Experience securing and hardening Linux systems to meet RMF controls
• Experience with VMware vSphere 6 and up
• Scripting experience (BASH, Python, Perl)
• Experience with CUDA, TensorFlow, or similar toolsets

Nice-to-haves

• Red Hat certifications (RHCSA or RHCE)

Benefits

• $10,000 Sign-on Bonus
• Employee Stock Ownership Plan
• Comprehensive healthcare benefits
• Paid leave
• Retirement plans (including ESOP and 401k)
• Insurance programs
• Education and training assistance