- 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 ... within multiple IT systems such as: Windows 2016/2019 server, Red Hat Enterprise Linux , VMWare hypervisor, VMWare Horizon, as well as general knowledge of… more
- BAE Systems (San Diego, CA)
- …career with BAE Systems. BAE Systems is seeking a Senior Closed Area Linux Systems Administrator to provide comprehensive technical and operational support for ... school diploma or (4 years of experience with a degree) as a system administrator in a Linux OS environment. Direct experience configuring and managing… more
- UIC Government Services and the Bowhead Family of Companies (Corona, CA)
- **Overview** Bowhead is seeking a highly skilled and experienced Linux System Administrator SME to join our dynamic IT team. This is a 100% onsite position ... Systems Administrator administers and supports daily operational requirements. * Linux Systems Administration: Install, configure, and maintain Linux servers… more
- RTX Corporation (El Segundo, CA)
- …eligible for a security clearance **Security Clearance:** TS/SCI with Polygraph **Sr. Principal Linux Systems Administrator - El Segundo, CA -Must have a TS/SCI ... problems that create a safer, more secure world. **Sr Principal System Administrator ** in infrastructure Workplace Services, collaborate with a many teams to support… more
- Leidos (San Diego, CA)
- …the Maritime Systems Division (MSD) is seeking an experienced, dynamic, and highly capable Linux system administrator to join the Leidos team at a customer site ... platform signature measurement. Key Responsibilities: * Install, configure, and maintain Linux -based servers and systems (RedHat, CentOS, Ubuntu, etc.). * Manage… more
- RTX Corporation (El Segundo, CA)
- …solutions and documentation to a variety of technical problems. + Experience using VMWare vCenter, vSphere, Linux Desktops, Windows desktops (Windows 10, 11), ... Red Hat Podman containers. + Experience with Server, Windows Server internals or Linux fundamentals to include DNS, DHCP, AD, RAID, backup and server replication… more
- Lockheed Martin (Sunnyvale, CA)
- …National Security Space programs in Sunnyvale, CA\. **Your Mission:** As a Linux Information Systems Administrator , your responsibilities will include: * ... RedHat Enterprise Linux \(RHEL\) * Experience administering virtual machines with VMWare ESXi * Experience with Solaris and CentOS * Advanced proficiency in… more
- GovCIO (Sacramento, CA)
- **Overview** GovCIO is hiring a Windows and Linux System Administrator (Senior) to support Veterans Affairs operational needs. The role requires AWS, Windows, ... /Yr. Submit a referral to this job (https://careers-govcio.icims.com/jobs/6366/ linux -system- administrator %2c-senior-%28remote%29/job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834385473) **Location** _US-Remote_ **ID** _2025-6366_… 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 ... Tenable Nessus). + Leverage experience with Windows server, virtual servers, or Linux fundamentals that include DNS, DHCP, Active Directory, RAID, backup, restore… more