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Tetrad Digital Integrity (TDI) is a cybersecurity firm built for high-consequence environments where mission, complexity, and trust intersect. Our single focus has been delivering cyber solutions to e

Full job descriptionConvergent Science is a rapidly growing computational fluid dynamics (CFD) company. Our flagship product, CONVERGE, is a state‑of‑the‑art CFD software suite used by industry and re

AFRL plans and executes USAF programs in the areas of basic research, exploratory development, and advanced development. Delaware Nation Industries (DNI) is currently providing organizational support

If you are unable to complete this application due to a disability, contact this employer to ask for an accommodation or an alternative application process.Full Time Vicksburg, MS, US5 days ago Requis

We are seeking a Linux Administrator to support the DTRA I3TS Infrastructure Services team to maintain and optimize the Linux production environment. The position located at Fort Belvoir in VA, will h

To support large-scale Linux server infrastructure, the remote Senior Linux Systems Administrator will manage and optimize Ubuntu and Red Hat Enterprise Linux environments, ensuring uptime, reliabilit

Senior Linux Systems Administrator Iridium is an award‑winning and innovative satellite communications company with bragging rights to the only network that offers voice and data connectivity anywhere

Computational Physics, Inc. (CPI) is seeking a Senior Linux System Administrator to support our customers at the United States Naval Observatory (USNO) in the deployment and maintenance of its precise

Sr. Oracle Database Developer Design and develop distributed client/server and web applications using ASP.Net, VB.Net & C#. Interface with Enterprise Applications using very large, distributed databas

Booster, based in Austin, TX, is looking for an experienced IT Systems Administrator to manage on-premise Linux infrastructure. This role involves ensuring the health and security of physical servers

Hewlett Packard Enterprise Development LP is looking for a Senior Linux Systems Administrator in San Jose, California. This hybrid position requires advanced system administration skills in HPC and AI

Defense Engineering Inc. is seeking a Linux Senior Systems Administrator to support our long‑term contract at the Defense Threat Reduction Agency in Fort Belvoir, VA. You will manage Linux servers in

6AM City, LLC is hiring an experienced IT Specialist with a focus on Linux System Administration. This role is pivotal in managing both virtual and physical Red Hat Linux-based systems to support fede

OpenText is seeking a Systems Administrator in Dallas, Texas, responsible for managing hypervisors, virtual machines, and applications. The ideal candidate should have over 10 years of Linux server ex

Ampcus, Inc in Richmond, VA, is seeking a Systems Administrator-IV to join their team. The role involves performing system administration tasks, implementing upgrades, and providing infrastructure sup

Hyundai Autoever America is looking for a Systems Administrator III in Savannah, GA. In this role, you will lead server maintenance, implement security measures, and optimize server performance for ou

Apptronik, based in Austin, TX, is seeking an experienced IT Systems Administrator to manage on-premise Linux infrastructure. The ideal candidate will ensure the health, security, and reliability of s

Raytheon is looking for a Principal Linux System Administrator in Portsmouth, RI. This role requires strong experience with Linux and Windows environments to support critical classified programs. Succ

Genuine Parts Company in Alabama is seeking a Systems Administrator III to design, implement, and support IT infrastructure. The role involves managing Windows and Linux servers, VMware, and O365 prod

MANTECH seeks a Senior Linux Systems Administrator to enhance its Linux environment in Chantilly, VA. The successful candidate will be responsible for maintaining the operating system software across

Prattwhitney is looking for an experienced IT System Administrator in Andover, Massachusetts, responsible for managing server infrastructure and ensuring IT systems' security and performance. You will

FLASH Technology Group is seeking a System Administrator II with Active TS/SCI clearance. This role requires expertise in Linux system administration and experience in cloud environments like AWS. You

Convergent Science in Madison, WI is seeking a Senior Linux Systems Administrator to manage Linux-based servers and infrastructure. Candidates should have 5 years experience and a degree is preferred.

Cinteot is looking for a Systems Administrator with a TS//SCI in Springfield, VA. The role requires extensive proficiency in SE Linux for managing high-performance computing environments across multip