Linux HPC System Administrator (Remote)

Date Posted:

2026-06-23

Country:

United States of America

Location:

US-OH-REMOTE

Position Role Type:

Remote

U.S. Citizen, U.S. Person, or Immigration Status Requirements:

U.S. citizenship is required, as only U.S. citizens are authorized to access information under this program/contract.

Security Clearance Type:

None/Not Required

Security Clearance Status:

Not Required

Collins Aerospace is a leader in technologically advanced, intelligent solutions that help redefine the aerospace and defense industry. With a comprehensive portfolio and deep technical expertise, we help customers meet the demands of the global market. Join us and help shape the future of aerospace and defense.

Do you want to be a part of a team whose impact stretches across the world, and even beyond? Collins Aerospace, an RTX company, is a leader in advanced technologically and intelligent solutions for the global aerospace and defense industry.

At Collins Aerospace, an RTX business, we are looking for an outstanding High-Performance Computing (HPC) specialist to join our team. Our team is dedicated to leveraging the latest HPC technologies and architectures to support our global business and research objectives. As a successful candidate, you will understand HPC concepts/technologies and will have technical skills and experience in supporting HPC Linux solutions. You should have a degree in Computer Science, Engineering, or related field with a minimum of 5 years of experience supporting Linux HPC solutions. The ideal candidate should have excellent communication skills and be able to work collaboratively with our HPC internal customers.

What You Will Do

• You will configure and maintain Linux HPC solutions head node, high-density compute nodes, job scheduler, virtual machines (VMs) and storage systems.

• You will maintain system software and firmware revisions including patches, updates, and OS upgrades.

• You will analyze, diagnose, and respond to system problems and user questions related to running jobs on the HPC cluster.

• You will manage and maintain job scheduling managers Altair PBS Pro

• You will manage Altair Access User UI, including developing job templates.

• You will perform analysis tool upgrades and work with users to validate. (StarCCM, LsDyna, Ansys, Abaqus FPGA/ASIC Design tools, etc.)

• You will help develop and implement new technologies based on industry best practices.

• You will work with Cybersecurity professionals to maintain security compliance requirements.

• You will monitor system health and utilization metrics.

What You Will Learn

• You will foster relationships with your DT peers all over the world that work and WANT to work at Collins.

• You will learn how to coordinate with vendors to resolve hardware and software problems.

• New HPC methods and tools.

Qualifications You Must Have

• Typically requires a University Degree and minimum 5 years prior relevant experience or an Advanced Degree in a related field and minimum 3 years of experience.

• Must be a US Citizen.

• 5 years’ experience as a HPC Linux System Administrator.

• Experience supporting mid-large HPC Linux environments.

• Experience with HPC job scheduling tools.

• Understanding software tools, automated scripts, batch schedulers, hardware, and system-level troubleshooting, to support the engineering community.

• Experience leading HPC projects.

Qualifications We Prefer

• Experience with Altair PBS Pro Job Schedulers.

• Experience with Altair Access User UI application.

• Experience/knowledge with Cloud HPC.

• Machine Learning and Artificial Intelligence experience.

• Graphical Processing Unit (GPU) experience in an HPC Linux environment.

• Virtual workstation experience for Engineering HPC Pre/Post processing activities.

• Proven track record in scripting in bash and Python.

What We Offer:

Some of our competitive benefits packages include:

• Medical, dental, and vision insurance.

• Three weeks of vacation for newly hired employees.

• Generous 401(k) plan that includes employer matching funds and separate. employer retirement contribution, including a Lifetime Income Strategy option.

• Tuition reimburseme