- General Dynamics Information Technology (Livermore, CA)
- …Citizenship Required:** Yes **Job Description:** $10K Sign-on bonus A Senior Linux System Administrator Maintains an organization's computer systems' workflows ... Hat Clustering + System administration and IT certification in Linux , Microsoft, or other network related fields...IT certification in Linux , Microsoft, or other network related fields required + Working knowledge of Administration… more
- GovCIO (San Mateo, CA)
- **Overview** GovCIO is currently hiring for Linux Administrator to support our customer, USPS' Network and Compute Technology (NCT) group. Network and ... USD $90,000.00 /Yr. Submit a referral to this job (https://careers-govcio.icims.com/jobs/6422/ linux - administrator /job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834385473) **Location** _US-CA-San Mateo_ **ID** _2025-6422_ **Category**… more
- Lumen (Sacramento, CA)
- …we digitally connect the world and shape the future. **The Role** As the Linux /Unix Systems Administrator , you will be responsible for managing and maintaining ... the Voice Core Engineering and Test Teams' Linux and Unix-based systems. Your primary focus will be...environments + Deploy and support voice technologies in large-scale network environments + Application of network security,… more
- GovCIO (Sacramento, CA)
- …/job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834385473) **Location** _US-Remote_ **ID** _2025-6348_ **Category** _IT Infrastructure & Network Engineering & ... **Overview** GovCIO is currently hiring for an experienced Linux System Administrator with an active Secret clearance to join an Operations team. This position… more
- Lockheed Martin (Sunnyvale, CA)
- …National Security Space programs in Sunnyvale, CA\. **Your Mission:** As a Linux Information Systems Administrator , your responsibilities will include: * ... Root Cause Analysis: Perform in\-depth analysis to resolve technical issues in Linux environments, identifying and addressing the root causes of problems\. * System… more
- GovCIO (Sacramento, CA)
- **Overview** GovCIO is hiring for a Senior Systems Administrator ( Linux and Windows) to provide on-going support for the administration of the core system ... administrator --%28linux-windows%29/job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834385473) **Location** _US-Remote_ **ID** _2025-6239_ **Category** _IT Infrastructure & Network Engineering & Operations_… more
- RTX Corporation (El Segundo, CA)
- …+ CompTIA Security+ certification or other industry-recognized certifications relevant to a Linux System Administrator + BASH Scripting + ITIL Foundations and/or ... as only US citizens are eligible for a security clearance. + Linux and/or Windows systems administration experience. **Qualifications We Prefer:** + Experience… more
- RTX Corporation (El Segundo, CA)
- …You Will Do:** + Implement and maintain an enterprise Linux environment including system administration, networking, performance monitoring/tuning, security ... troubleshoot. + Conduct short-term and long-term capacity planning to address network growth, technology modernization, and service availability. + Monitor security… more
- RTX Corporation (El Segundo, CA)
- …**What You Will Do:** + Administer, patch, and harden Red Hat Enterprise Linux (RHEL) and related distributions. + Collaborate with Cyber to maintain and monitor ... and virtualized environments (VMWare) + Work closely with security, network , and development teams to support mission objectives. +...Experience with Databases including MariaDB, Oracle, and SQL + Linux OS Certificate ( RHCSA / Linux +… more
- Lockheed Martin (San Diego, CA)
- …Martin is looking for highly motivated, experienced individuals to perform network /system administration and support on a variety of complex platforms supporting ... Configuration, and Administration \- Experience providing lab support including: Network /System Administration \- Experience with server and desktop management of… more