Description The Maritime Solution Systems Portfolio within 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 in San Diego, CA. The business activities within this portfolio include underwater vehicle systems, maritime sensors, supporting information technology and engineering services for complex maritime applications, and the development and support of underwater data acquisition and t

Description Leidos is seeking a Senior System Administrator to maintain a large enterprise IT contract for the DOD. The System Administrator will support operations across multiple enclaves, classifications, and time zones. The System Administrator provides systems and software Operations and Maintenance (O&M) support in a large multi-enclave enterprise environment for the customer's custom DoDIIS Identity Attribute Service (DIAS) system based on Linux. This individual will work in a team envir

Piper Companies is looking for a Senior Linux System Administrator to join DoD consulting company. This position is onsite in San Diego, CA. Essential Duties of the Sr Linux System Administrator: Install, configure, and support an organization's local area network (LAN), wide area network (WAN), and Internet systems or a segment of a network system.Monitor network to ensure network availability to all system users and may perform necessary maintenance to support network availability.May assist

Piper Companies is looking for a Senior Linux System Administrator to join DoD consulting company. This position is onsite in Aberdeen Proving Ground, MD. Essential Duties of the Sr Linux System Administrator: Install, configure, and support an organization's local area network (LAN), wide area network (WAN), and Internet systems or a segment of a network system.Monitor network to ensure network availability to all system users and may perform necessary maintenance to support network availabili

ManTech seeks a motivated, career and customer-oriented Linux System Administrator to join our team in the Laurel, Maryland location. Responsibilities include, but are not limited to: Design, deploy and administer virtualized platforms, using VMWare.Configure and manage Linux and Solaris operating systemsInstalls/loads operating systems softwareTroubleshoot, maintain integrity of and configure network components, along with implementing operating systems enhancements to improve reliability and

Job Description: We are seeking an experienced Red Hat Enterprise Linux (RHEL) System Administrator to support our client in Woodlawn, MD. This is a highly specialized, onsite position requiring advanced expertise in Linux and Unix system administration, particularly in Red Hat and IBM pSeries (AIX) environments. Key Responsibilities: Install, configure, and maintain Red Hat Enterprise Linux (RHEL) servers across development, test, and production environments Perform system upgrades, patch manag

Job Description: We are seeking an experienced Red Hat Enterprise Linux (RHEL) System Administrator to support our client in Woodlawn, MD. This is a highly specialized, onsite position requiring advanced expertise in Linux and Unix system administration, particularly in Red Hat and IBM pSeries (AIX) environments. Key Responsibilities: Install, configure, and maintain Red Hat Enterprise Linux (RHEL) servers across development, test, and production environments Perform system upgrades, patch mana

Description Leidos is a FORTUNE 500 company bringing a mix of innovative technology and sector expertise to customers in the national security, engineering, and the health industries. Leidos is seeking an Intermediate Linux System Administrator for a position as part of a team supporting the Defense Information Security Agency (DISA) in Columbus, OH. This is an onsite position, no full-time telework allowed. Primary Responsibilities: Provide on-site touch labor in a data center environment.Manag

Piper Companies is looking for a Master Linux System Administrator to join DoD consulting company. This position is onsite in San Diego, CA. Essential Duties of the Master Linux System Administrator: Install, configure, and support an organization's local area network (LAN), wide area network (WAN), and Internet systems or a segment of a network system.Monitor network to ensure network availability to all system users and may perform necessary maintenance to support network availability.May ass

Piper Companies is looking for a Master Linux System Administrator to join a government contractor, working onsite in San Diego, CA. An active secret clearance is required for consideration This is a contract to hire opportunity with a great client that is looking to move quickly! Essential Duties of theMaster Linux System Administrator: Provide guidance for directing/monitoring information systemsInstall, configure and maintain Linux operating systemsAnalyze network traffic and provide capacit

Job ID: 2504894 Location: NEWPORT, RI, US Date Posted: 2025-04-28 Category: Information Technology Subcategory: Sys Administrator Schedule: Full-time Shift: Day Job Travel: No Minimum Clearance Required: Interim Secret Clearance Level Must Be Able to Obtain: Secret Potential for Remote Work: No Description SAIC is seeking a Senior Linux System Administrator for on-site support of the Advanced Scientific and Engineering Computer Center (ASECC.) in Newport, RI. This person is responsibl

Job Title: Senior Red Hat/Linux System Administrator Job Description:We are seeking a highly experienced Senior Red Hat/Linux System Administrator to support and maintain Red Hat Enterprise Linux (RHEL) and Unix (AIX) IBM pSeries systems in a mission-critical, 24/7 environment. The ideal candidate will be responsible for system installations, upgrades, automation, performance tuning, and collaborating with application and security teams to ensure high availability and compliance with IT standard

ManTech seeks a motivated, career and customer-oriented Linux System Administrator to join our team in San Antonio, TX. Responsibilities, include but are not limited to: Design, deploy and administer virtualized platforms, using VMWare.Configure and manage Linux and Solaris operating systems.Analyze and resolve complex problems associated with server hardware, applications, and software integration.Troubleshoot, maintain integrity of and configure network components, along with implementation o

ManTech seeks a motivated, career and customer-oriented Linux System Administrator to join our team in Laurel, Maryland. Responsibilities include but are not limited to: Analyze and resolve complex problems associated with server hardware, applications, and software integration.Configure and manage LINUX and Solaris operating systems.Installs/loads operating systems software.Troubleshoot, maintain integrity of and configure network components.Implement operating systems enhancements to improve r

Job ID: 2504587 Location: OKLAHOMA CITY, OK, US Date Posted: 2025-05-01 Category: Information Technology Subcategory: Sys Administrator Schedule: Full-time Shift: Day Job Travel: Yes, 10 % of the Time Minimum Clearance Required: None Clearance Level Must Be Able to Obtain: None Potential for Remote Work: No Description SAIC is searching for a Linux Systems Administrator to join our team in Oklahoma City. This position is on site 5 days a week at the FAA office near the Oklahoma City a

Linux System Administrator Level Duration: 12-18 Months Location: Alexandria, VA (2-3 days hybrid) Job Description: This is a hybrid position that requires 2-3 days per week in the office located at the prime contractor s site in Alexandria, VA. Primarily responsible for hands-on system administration and implementation of technical configurations consistent with the end-to-end programmatic and technical objectives to achieve a technical roadmap that meets future capability needs while being r

In a world of possibilities, pursue one with endless opportunities. Imagine Next! When it comes to what you want in your career, if you can imagine it, you can do it at Parsons. Imagine a career working with exceptional people sharing a common quest. Imagine a workplace where you can be yourself. Where you can thrive. Where you can find your next, right now. We've got what you're looking for. Job Description: Parsons is looking for an amazingly talented Senior Linux Systems Administrator to j

We are actively seeking a highly skilled Linux System Administrator with expertise in Pacemaker Cluster Management, multi-cloud administration, and Linux server environments (SUSE, Red Hat, CentOS, Ubuntu). This is an excellent opportunity for professionals experienced in high-availability (HA) environments and cloud integration, particularly with Oracle Cloud Infrastructure (OCI) and RedHat/OpenShift deployments. Required Skills:Linux System Administration: Installation, configuration, and main

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret/SCI Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Systems Administration Job Qualifications: Skills: Linux, Microsoft Server Operating Systems, Microsoft Windows Environment Certifications: Security+, CE - Sec+ CE - CompTIA Experience: 8 + years of related experience ship Required: Yes Job Description: $10K Sign-on bonus A Senior Linux Syste

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret/SCI Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Systems Administration Job Qualifications: Skills: Linux, Microsoft Server Operating Systems, Microsoft Windows Environment Certifications: Security+, CE - Sec+ CE - CompTIA Experience: 8 + years of related experience ship Required: Yes Job Description: $10K Sign-on bonus A Senior Linux System