Job Description

Job Summary
The Linux System Administrator (LSA) is a temporary (until 08/15/26) part-time (15 h/week) position to manage a High-Performance-Computing Cluster, and 8 workstations. The selected candidate will be responding to questions, incident requests, system emergencies, backup needs, maintenance, software updates, raised by the research team regarding their work in Ubuntu Linux with software such as but not limited to VASP, Quantum Espresso, xmgrace, Xcrysden, and other simple FORTRAN codes. The LSA will also support the research team dealing with Windows-based-environment software such as but not limited to OriginLab, putty and WinSCP.
Essential Job Duties
Respond to questions, incident request raised by the research team regarding the error/warning messages, accounts, etc. in the context of their work with software running in a high-performance computing cluster and high-performance workstations working with Ubuntu Linux OS and running mainly Fortran-based software. (The LSA is expected to be familiar with FORTRAN coding).
Perform routine backup of information and patching to systems (e.g. applying updates to software).
Perform re-installation, re-configuration, and maintenance of Ubuntu Linux operating systems and Fortran based software.
Perform analysis and resolve hardware and software problems associated with Ubuntu Linux operating systems and applications.
Perform monitoring of network and Linux systems performance and ensure compliance with security standards.
Perform updates of Ubuntu or other Linux environments Perform user/account management.
Perform hardware maintenance on devices to include laptops (Windows) and desktops (Linux).
Assist remote senior level technicians diagnose and address technical system and user issues for a high-performance computing cluster and Ubuntu Linux workstations.
Build software and operate hardware systems under the guidance of remote senior system administrators and the lead investigators.
Qualifications (Education, Experience and Specialized Training)
Bachelor’s Degree in Computer Science or Engineering
Advanced knowledge on Linux system administration
Ability to effectively communicate and translate requirements into concrete tasks
Technical writing to building engineering guides and general how-to articles
Advanced troubleshooting skills, must be an excellent troubleshooter in a complex and heterogeneous environment
Effective and clear written and verbal communication skills.
Capacity to work with a wide variety of technical issues, solve day-to-day technical escalated helpdesk tickets
Ability to work within a team environment.
Self-starter with the initiative and ability to complete tasks under minimal supervision.

Additional Desirable Qualifications:

Be available on-site throughout the year:
(a) Fall and Spring: 8 hours during working hours (distributed in 1 to 3 days), plus 4 hours distributed in two evenings and 3 hours one day of the weekend;
(b) Summer: 2 hours per day (every day). The LSA must be available on call in case of emergency.
Be available starting on January 2. Ability to be always on time.
Ability to effectively communicate and translate requirements into concrete tasks
Effective and clear written and verbal communication skills.
Capacity to work with a wide variety of technical issues, solve day-to-day technical problems

Physical Demands
Ability to walk around in the computer lab to help the research team.
Skills and Attributes
3 + years Linux advance level administration experience
Strong awareness of networking and internet protocols, including TCP/IP, DNS, HITP and distributed networks.
Experience in architecting and supporting HPC system – SLURM
Knowledge of High-performance computing clusters, Fortran, Windows11, Office suite, networking and internet protocols, including TCP/IP, DNS, HTTP