MSIC - HPC Linux Systems Administrator
About The Position
At the intersection of national security and high-performance computing, COLSA Corporation looking for a Linux Systems Administrator who thrives on complexity. You won’t just be patching servers; you’ll be the architect of the infrastructure supporting our most critical missions. From tuning HPC clusters to orchestrating secure containerized environments, your work ensures that our data stays fast, fluid, and impenetrable. This position is 100% on-site. At COLSA, people are our most valuable resource and centered at our core value. We invite you to unite your talents with opportunity and be a part of our “Family of Professionals! Learn about our employee-centric culture and benefits here .
Responsibilities
- Drive the secure deployment and lifecycle management of Linux workstations, enterprise servers, and HPC clusters.
- Efficiently administer local and remote filesystems, ensuring data integrity and high-speed access across the network.
- Eliminate manual toil by developing sophisticated automation scripts using Shell and Python.
- Implement and manage robust security layers, including advanced firewall configurations and fine-tuned SELinux policies.
- Drive system consistency and rapid deployment using Ansible for configuration management and automation.
- Modernize workflows by deploying and managing containerized environments using Docker, Podman, and Apptainer.
- Maintain and push the performance limits of HPC clusters utilizing industry-leading tools like Bright, Slurm, and xCAT.
- Configure and optimize Linux networking services to ensure seamless, high-bandwidth connectivity.
- Author and maintain high-fidelity documentation for system configurations, operational playbooks, and strategic plans.
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What This Job Offers
Job Type
Full-time
Career Level
Mid Level
Education Level
No Education Listed
Number of Employees
1,001-5,000 employees
