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

$150,000 - $170,000/Yr

American Systems Corporation - Dallas, TX

Full-time - Senior

Dallas, TX

Professional, Scientific, and Technical Services

About the position

AMERICAN SYSTEMS is seeking a highly experienced Senior Linux Systems Administrator to provide expert technical support for the software, hardware, wired network infrastructure, and system security of Linux systems in a High-Performance Computing (HPC) Environment. This role involves planning, coordinating, and installing software applications and hardware, ensuring the availability and reliability of systems, and implementing security measures in a mission-critical environment.

Responsibilities

• Provide technical support for the software, hardware, wired network infrastructure, and system security for a Linux High Performance Computing (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 (Lustre, Bright Cluster).
• Implement and maintain backup and disaster recovery plans and capabilities for all critical mission systems.
• Develop and maintain system administration standard operating procedures, technical guides, and instructions.
• Install, support, and maintain server operating systems and software (Google Tensorflow, PostgreSQL).
• 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 they are applied to the operational systems.
• 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
• Previous 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, similar toolsets

Nice-to-haves

• Red Hat certifications (RHCSA or RHCE)

Benefits

• Employee Stock Ownership Plan
• Healthcare benefits
• Paid leave
• Retirement plans (including ESOP and 401k)
• Insurance programs
• Education and training assistance