Weekend Linux System Administrator Jobs in Dallas, TX

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Position Summary

An HPC Systems Administrator isresponsible for managing and maintaining high-performance computing (HPC) systems, including hardware, software, and network infrastructure, ensuring optimal performance and stability for computationally intensive research or business applications, often involving tasks like installing and configuring specialized software, monitoring system health, optimizing job scheduling, and troubleshooting complex technical issues related to large-scale computing environments.

Job Responsibilities

• System Installation and Configuration:

  • Installing and configuring HPC hardware (clusters, servers, storage)

  • Deploying and configuring HPC software (operating systems, job schedulers, parallel programming environments)

  • Setting up network infrastructure for high-speed data transfer

• Performance Optimization:

  • Monitoring system health and resource utilization

  • Analyzing job performance and identifying bottlenecks

  • Optimizing job scheduling algorithms to maximize throughput

  • Tuning system parameters for optimal performance

• User Support:

  • Providing technical support to HPC users on system access, job submission, and troubleshooting

  • Developing user documentation and training materials

• Security Management:

  • Implementing security policies and procedures for HPC systems

  • Managing user access and permissions

  • Monitoring for potential security threats

• Backup and Disaster Recovery:

  • Implementing data backup strategies for HPC systems

  • Testing and maintaining disaster recovery plans

• Hardware Maintenance:

  • Coordinating hardware repairs and upgrades with vendors

Required Qualifications

• Bachelor's degree in Computer Science, Information Technology, Engineering, or a related technical field, or three(3) years of directly related Linux systems administration or HPC infrastructure experience in lieu of a bachelor's degree.

• Minimum of 3 yearsof Linux system administration experience in an enterprise or HPC environment.

• Minimum of 2 yearsadministering or supporting High Performance Computing (HPC) infrastructure.

• Minimum of 2 yearsof experience with HPC job schedulers such as IBM LSF

• Minimum of 2 yearsof experience administering parallel file systems, such as IBM Spectrum Scale (GPFS), Lustre, or BeeGFS.

• Minimum of 2 yearssupporting enterprise storage solutions, such as NetApp E-Series or similar SAN storage platforms.

• Experience supporting high speed networking technologies, including InfiniBand or equivalent low latency networking.

• Experience troubleshooting Linux operating systems, networking, storage, and distributed computing environments.

• Experience with shell scripting (Bash) and/or Python for system administration and automation.

• Experience installing, configuring, and maintaining enterprise server hardware in a data center environment.

• Ability to participate in an on-call rotation and respond to after-hours production incidents.

• Ability to lift and install server, storage, and networking equipment as required.

• Proficient in Microsoft Office Suite, specifically Word, Excel, Outlook, and general working knowledge of Internet for business use

Preferred Qualifications

• Basic understanding of Linux operating system.

• Expertise in HPC software and hardware systems like IBM Spectra Scale, NetApp E-Series storage, Nvidia InfiniBand and job schedulers (e.g., LSF, Slurm)

• Knowledge of network administration and high-performance networking protocols

• Experience with system monitoring and performance analysis tools

• Excellent problem-solving and troubleshooting abilities

Physical Demands

• Ability to lift, move and install HPC data center hardware and supplies.

• Standing for extended periods while performing data center related tasks.

Training

• All job-specific, safety, and compliance training will be assigned based on the job functions associated with this employee.

Other

• This position requires periodic travel and some evenings, weekends, and/or holidays.

• Job may require after-hours response to emergency issues.

• Periodically scheduled on-call may require after-hours response for technical emergencies not explicitly related to assigned job responsibilities

Conditions of Employment: Individual must successfully complete pre-employment process, which includes criminal background check, drug screening, credit check( applicable for certain positions) and reference verification.

This job description reflects management's assignment of essential functions. Nothing in this job description restricts management's right to assign or reassign duties and responsibilities to this job at any time.

Caris Life Sciences is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, religion, color, national origin, gender, gender identity, sexual orientation, age, status as a protected veteran, among other things, or status as a qualified individual with disability.