> Markdown version of [/jobs/ext/1957252-linux-system-administrator-iii](https://www.wearedevelopers.com/jobs/ext/1957252-linux-system-administrator-iii). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Linux System Administrator III - **Company:** Omega, Inc. - **Location:** Annapolis Junction, MD, United States - **Experience:** Experienced - **Contract:** Permanent contract - **Skills:** Multitier Architecture, Linux, Red Hat Enterprise Linux, Security Log, Software Requirements Analysis, Information Technology - **Published:** August 6, 2026 - **Apply:** https://www.wayup.com/i-j-Linux-System-Administrator-III-Omega-Enterprise-Solutions-LLC-235436673979215/ ## About the Role This Position requires an appropriate active Security Clearance and Polygraph. Education: At a minimum, a high school diploma (or GED). IT Experience: Five years demonstrated IT experience in any related field. Core IT Experience: Three years demonstrated Red Hat Enterprise Linux system administration experience within the last six (6) years. Omega Enterprise Solutions is an equal opportunity employer. All qualified applicants for employment are considered for all positions without regard to race, color, religion, national origin, sex, sexual orientation, gender identity, age, disability, veteran status, or any other protected class. ## Description Linux System Administrator III Omega Enterprise Solutions is a Maryland-based, Service-Disabled Veteran-Owned Small Business (SDVOSB) with a special focus on the U.S. Department of Defense (DoD) and Intelligence Community (IC) mission and enabling technologies. We are building a team with shared values and a passion towards our Vision and Mission. Along with providing professional growth opportunities that are innovatively challenging and mission critical to our clients, we emphasize a life-focused everyday approach. We are committed to life-long learning and provide a life-coaching method of management to empower and inspire you to become the best version of yourself in pursuit of a happy, healthy, and fulfilling life., The Linux SAIII will perform a variety of functions. The specific demonstrated skills, as more fully set forth at each level may include: providing support for the implementation and operation of Red Hat Enterprise Linux-based Information Technology (IT) systems or Red Hat Derivative systems , installing and configuring Linux-based operating systems and their services, conducting day-to-day operations, such as account management, system health and status checks, and internal technical and security log review, identifying capacity, performance, and reliability issues and escalating them for resolution, applying patches and configuration changes according to provided direction, supporting the dispatching of hardware technicians, and performing hardware maintenance, managing the system as part of an integrated solution, assisting related administrators in troubleshooting and correcting network and storage subsystem issues, automating tasks and using tools in order to provide concurrent management of multiple systems, anticipating and proactively correcting deficiencies and errors related to capacity, performance, and reliability, and communicating status to agency management and internal customers. Skills * Configure Linux-based operating systems and their services according to system requirements. * Identify and correct most deficiencies and errors related to capacity, performance, and reliability * Identify patches and configuration changes according to system requirements. * Manage the system as part of an integrated solution, assisting related administrators in troubleshooting and correcting network and storage subsystem issues. Desired Certifications: An active Tier II certification related to Red Hat Enterprise Linux system administration, such as Red Hat Certified Engineer (RHCE). ## Related Videos - [Building Security Champions](https://www.wearedevelopers.com/videos/193-building-security-champions) - [Security Pitfalls for Software Engineers](https://www.wearedevelopers.com/videos/726-security-pitfalls-for-software-engineers) - [Docker network without Docker](https://www.wearedevelopers.com/videos/1418-docker-network-without-docker) - [GenAI Is a Junior Dev With Root Access](https://www.wearedevelopers.com/videos/100191-genai-is-a-junior-dev-with-root-access) - [Docker exec without Docker](https://www.wearedevelopers.com/videos/1094-docker-exec-without-docker) - [Discover the open source trio you didn’t expect: .NET and PostgreSQL on Linux](https://www.wearedevelopers.com/videos/2042-discover-the-open-source-trio-you-didn-t-expect-net-and-postgresql-on-linux) ## Related Articles - [How We Built a Worry-Free System That Runs for 10+ Years – And What We’d Do Again](https://www.wearedevelopers.com/magazine/751-how-we-built-a-worry-free-system-that-runs-for-10-years-and-what-we-d-do-again) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [Best Paying Jobs in Technology](https://www.wearedevelopers.com/magazine/256-best-paying-jobs-in-technology) - [Dev Digest 134 - Where pixels sing?](https://www.wearedevelopers.com/magazine/477-dev-digest-134-where-pixels-sing) - [System change: restart as developer?](https://www.wearedevelopers.com/magazine/39-system-change-restart-as-developer) - [Top-Paying Tech Jobs (with Salaries)](https://www.wearedevelopers.com/magazine/372-top-paying-tech-jobs-with-salaries)