> Markdown version of [/jobs/ext/3006109-senior-system-administrator](https://www.wearedevelopers.com/jobs/ext/3006109-senior-system-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). --- # Senior System Administrator - **Company:** Boeing Company - **Location:** Seal Beach, CA, United States - **Experience:** Expert - **Salary:** $136,850.0 - $197,800.0 - **Contract:** Permanent contract - **Skills:** Agile Methodology, Cloud Computing, Configuration Management, Cyber Security, System Configuration, Linux, Disaster Recovery, VMware ESX Servers, Identity and Access Management, Performance Tuning, Red Hat Enterprise Linux, Solaris (Operating System), Systems Integration, System Availability, Computerised Systems, Information Technology, Patch Management - **Published:** September 19, 2026 - **Apply:** https://www.clearancejobs.com/jobs/9179144/senior-system-administrator ## About the Role * Bachelor of Science degree in Engineering, Engineering Technology (including Manufacturing Technology), Computer Science, Data Science, Mathematics, Physics, Chemistry or non-US equivalent qualifications directly related to the work statement * Possess an active Top Secret with SCI US Security Clearance (TS/SCI), or successfully completed a Tier 5 (T5), formerly known as a Single Scope Background Investigation (SSBI) by the federal government within the past 5 years or agreed to enter a Continuous Vetting program such that 5 year updates are no longer required * Experience working with Linux and/or Solaris; installing, configuring, troubleshooting, and administering support for server and workstation Preferred Qualifications (Desired Skills/Experience): * Experience working with RHEL 8/9 and/or Solaris 10/11 * Experience working with VMware ESXi 8/9 * Security hardening experience or knowledge * Cybersecurity experience or knowledge * Experience simplifying, automating, and optimizing patch management and/or compliance of operating systems and applications * User access and identity management experience or knowledge * Experience maintaining storage and data archival systems * Active security certifications such as Security+ (Sec+) or equivalent IAT Level 2 certifications per DoD Instruction 8570 (8140), Bachelor's Degree or Equivalent Required, This position requires an active U.S. Top Secret/SCI Security Clearance (U.S. Citizenship Required). (A U.S. Security Clearance that has been active in the past 24 months is considered active) ## Description The Senior System Administrator will handle system administration tasks, including infrastructure management, information security, software installation, and configuration control. This role involves creating innovative solutions to technical challenges, providing system support with modern tools, and overseeing the design and performance of computing systems for effective capacity planning and disaster recovery., * Oversees system integration, hardware and software installation, configuration and disposition of servers, storage, and workstations to support the architecture * Provides complex problem resolution, root cause analysis and technical support for delivery systems * Participate in the design, validation and configuration management of computing delivery systems * Administers user system access and establishes safeguards to protect information in accordance with security policies * Oversee activities to monitor and optimize system performance, ensuring high availability, reliability, backup and disaster recovery planning, security and conformance to Risk Management Framework (RMF) requirements * Plans and coordinates system changes * Collaborate with teams to integrate services and enhance system capabilities and operational efficiency * Engage in on-the-job training, self-study, and hands-on learning to develop your skills in Linux and cloud technologies * Collaborate with cross-functional teams to support program objectives in an Agile framework * Mentors, leads and trains others ## Related Videos - [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) - [Thinking Differently - How to Make Money from Cyber Attacks & Cheats](https://www.wearedevelopers.com/videos/745-thinking-differently-how-to-make-money-from-cyber-attacks-cheats) - [Green Cloud Computing](https://www.wearedevelopers.com/videos/592-green-cloud-computing) - [Crew Management System for Airlines: Plan duties for pilots & flight attendants worldwide](https://www.wearedevelopers.com/videos/1444-crew-management-system-for-airlines-plan-duties-for-pilots-flight-attendants-worldwide) - [Docker exec without Docker](https://www.wearedevelopers.com/videos/1094-docker-exec-without-docker) ## 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) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [7 Important Tips That Every Software Developer Should Know](https://www.wearedevelopers.com/magazine/101-7-important-tips-that-every-software-developer-should-know) - [Best Paying Jobs in Technology](https://www.wearedevelopers.com/magazine/256-best-paying-jobs-in-technology) - [Why Upskilling And Reskilling is Important For Developers](https://www.wearedevelopers.com/magazine/428-why-upskilling-and-reskilling-is-important-for-developers)