> Markdown version of [/jobs/ext/189735-sr-systems-administrator](https://www.wearedevelopers.com/jobs/ext/189735-sr-systems-administrator). 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). --- # Sr. Systems Administrator - **Company:** RTX - **Location:** Aurora, CO, United States - **Experience:** Expert - **Salary:** $68,900.0 - $131,100.0 - **Contract:** Permanent contract - **Skills:** Microsoft Windows, Amazon Web Services, Systems Engineering, Cloud Computing, Cyber Security, Computer Programming, Software Debugging, Linux, NetApp Applications, Citrix Systems, Oracle (Applications), Red Hat Enterprise Linux, Cloudera, Data Logging, Information Technology, Tools for Reporting, Isilon, Vmware - **Published:** May 19, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=22a552b3db48cf21 ## About the Role * Must be able to work effectively with frequent and direct customer interaction in a real-time operational environment * Must be able to work under pressure in restoring high priority systems back to operations * 100% on site position * Up to 5% travel Qualifications You Must Have: * Typically requires a bachelor's degree and a minimum of 2+ years or prior relevant experience * Active and transferable U.S. government issued TS/SCI with poly security clearance is required prior to start date. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance * (Before start date) Must have an active DoD 8570 IAT Level 2 certification (or higher) on start date. IAT Level 2 requires one or more of the following Professional Certifications: Security+ CE, CCNA Security, GICSP, GSEC, SSCP, CySA+, CND * Must have Linux RedHat and Windows * Experience with virtual/cloud computing technologies such as Citrix, VMware, and/or Amazon Web Services (AWS) * Experience with storage products from Oracle, Dell/EMC (e.g., Isilon/PowerScale), and/or NetApp Qualifications We Prefer: * Ability to navigate, debug, and modify programs in an advanced programming language * Must have Cloudera experience * Experience presenting technical information to customers, clients, and/or internal audiences * Working knowledge of client technologies ## Description Sr. Linux System Administrator, internally known as Principal Analyst, based in Richardson, TX or Aurora, CO this Information Workplace Services collaborate with many teams to support exciting, critical programs with classified information system capabilities. Success in this role means you can develop, implement, and maintain secure, cost-efficient environments across various classified programs. Program teams rely on your collaboration and guidance to define computing requirements and create end-to-end solutions to solve complex IT infrastructure problems., * You will be supporting a Raytheon program in a classified environment as a Linux System Administrator. Responsibilities include the monitoring and support of systems that are operational 24x7 and which occasionally require work effort beyond standard work hours. * You will perform routine and preventative maintenance, troubleshooting, root cause analysis, accurately document issues in logging and discrepancy reporting tools, support system engineering groups as needed for ongoing analysis and integration efforts, design/implement updates to satisfy requirements flowed down from engineering, and upgrade existing COTS products to targeted baselines. * This position serves as a help desk team member in a customer-facing environment, so the ability to communicate effectively and respectfully with other teams and with the customer is of utmost importance, as you will be expected to uphold our excellent reputation. ## Related Videos - [Remote Driving on Plant Grounds with State-of-the-Art Cloud Technologies](https://www.wearedevelopers.com/videos/251-remote-driving-on-plant-grounds-with-state-of-the-art-cloud-technologies) - [WebAssembly: The Next Frontier of Cloud Computing](https://www.wearedevelopers.com/videos/972-webassembly-the-next-frontier-of-cloud-computing) - [Docker network without Docker](https://www.wearedevelopers.com/videos/1418-docker-network-without-docker) - [Generating code with Angular schematics](https://www.wearedevelopers.com/videos/129-generating-code-with-angular-schematics) - [Docker exec without Docker](https://www.wearedevelopers.com/videos/1094-docker-exec-without-docker) - [Shipping Faster with Less: Render on Cloud Hosting, AI Workloads, and the Future of DevOps](https://www.wearedevelopers.com/videos/1894-shipping-faster-with-less-render-on-cloud-hosting-ai-workloads-and-the-future-of-devops) ## Related Articles - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [Best Paying Jobs in Technology](https://www.wearedevelopers.com/magazine/256-best-paying-jobs-in-technology) - [What Are The Top Skills Required For Azure Developers?](https://www.wearedevelopers.com/magazine/77-what-are-the-top-skills-required-for-azure-developers) - [The Most Popular IT Jobs on the Market](https://www.wearedevelopers.com/magazine/376-the-most-popular-it-jobs-on-the-market) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated)