Showing page 8 of 197 (Total listings: 3930)

Linux System Administrator

Peterson Technologies ✓ Verified
Direct Apply
Annapolis Junction, Anne Arundel County
Feb 5, 2026

Peterson Technologies has been the premier resource for mission-critical solutions through detailed analysis, strategic insight, extensive operational experience, and technical expertise. Today, we provide leading-edge data, network security software, and expert guidance to reduce exposure to information theft and augment protections for our customers systems. If you are looking to join a company that provides amazing benefits, a healthy work-life balance, competitive salaries, and talented sub…

Linux System Administrator

GIGATEC Engineering ✓ Verified
Direct Apply
Annapolis Junction, Anne Arundel County
Oct 15, 2026

Perks and Benefits 100% Paid Healthcare 10% 401k in every paycheck 100% Fully Vested NOTE – Our positions require a Top Secret clearance , as well as the favorable completion of a polygraph . Applicants must be authorized to work in the U.S . We are unable to sponsor an employment Visa. What You’ll Be Doing (We don’t love the bullet points, but we love the work!) As the Linux System Administrator, you'll get to be part of a team responsible for providing support for a large-scale Linux system i…

Linux System Administrator

GIGATEC Engineering ✓ Verified
Direct Apply
Savage, Anne Arundel County
Oct 21, 2026

Perks and Benefits 100% Paid Healthcare 10% 401k in every paycheck 100% Fully Vested NOTE – Our positions require a Top Secret clearance , as well as the favorable completion of a polygraph . Applicants must be authorized to work in the U.S . We are unable to sponsor an employment Visa. What You’ll Be Doing (We don’t love the bullet points, but we love the work!) As the Linux System Administrator, you'll get to be part of a team responsible for providing support for a large-scale Linux system i…

Linux System Administrator

3dB Labs ✓ Verified
Direct Apply
Pisgah, Butler County
Aug 21, 2026

3dB Labs is seeking a skilled Linux System Administrator to join our corporate team supporting our growing mission. The ideal candidate is a self-starter with great interpersonal skills with the technical knowledge to go with it. Our work environment is dynamic and fast-paced with a focus on quick-reaction responses to our customers' needs. Our products are technically compelling, operationally relevant, and deployed around the globe. For the Linux System Admin role, the major list of duties in…

Linux Systems Administrator

Nightwing ✓ Verified
Direct Apply
Sterling, Loudoun County
Oct 17, 2026

Hybrid Sterling, VA Full time JR102179 Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers' most demanding challenges. Our capabilities include cyber space operations, cyber defense and resiliency, vulnerability research, ubiquitous technical surveillance, data intelligence, lifecycle mission enablement, and software modernization. Nightwing brings disruptive technologies, agility, and …

Linux Systems Administrator

MANTECH ✓ Verified
Direct Apply
Fort Meade, Meade County
Sep 2, 2026

hackajob is collaborating with MANTECH to connect them with exceptional professionals for this role. MANTECH seeks an experienced and passionate, career and customer-oriented Linux Systems Administrator to join our team located in the Fort Meade, MD area. Responsibilities include, but are not limited to: Provide comprehensive administration and support for multi-platform operating system environments. Design and implement automated security hardening solutions to enhance scalability and streaml…

Linux Systems Administrator

MANTECH ✓ Verified
Direct Apply
Fort Meade, Meade County
Sep 2, 2026

hackajob is collaborating with MANTECH to connect them with exceptional professionals for this role. MANTECH seeks an experienced and passionate, career and customer-oriented Linux Systems Administrator to join our team located in the Fort Meade, MD area. Responsibilities include, but are not limited to: Provide comprehensive administration and support for multi-platform operating system environments. Design and implement automated security hardening solutions to enhance scalability and streaml…

Linux System Administrator

Tier4 Group ✓ Verified
Direct Apply
Natick, Middlesex County
May 12, 2026

Linux Systems Administrator 6 Month Contract Hybrid in Natick, MA Key Responsibilities:  Linux System Management: Manage and maintain 1000 Unix/Linux cases across the organization, ensuring operational efficiency and security compliance. Serve as the primary Systems Administrator for Linux Endpoints, including servers and workstations, ensuring full compliance with company policies and procedures. Monitor and support Linux-based systems to ensure optimal performance, security, and reliability.…

Linux Systems Administrator

Quevera ✓ Verified
Direct Apply
Savage, Anne Arundel County
Oct 22, 2026

Job Description: Quevera is seeking a Linux Systems Administrator with an active TS/SCI clearance with Polygraph in Annapolis Junction, Maryland . This role supports the operation and maintenance of Linux servers, virtual machines, shared storage, identity services, and network infrastructure across classified and unclassified environments. Job Responsibilities: Administer Oracle Linux 8, 9, and 10 systems, including installation, configuration, patching, monitoring, and troubleshooting. Manage…

Linux System Administrator

Teledyne Technologies ✓ Verified
Direct Apply
Huntsville, Madison County
Sep 13, 2026

Be visionary Teledyne Technologies Incorporated provides enabling technologies for industrial growth markets that require advanced technology and high reliability. These markets include aerospace and defense, factory automation, air and water quality environmental monitoring, electronics design and development, oceanographic research, deepwater oil and gas exploration and production, medical imaging and pharmaceutical research. ​ We are looking for individuals who thrive on making an impact and…

Linux System Administrator

Set of X ✓ Verified
Direct Apply
Savage, Anne Arundel County
Oct 17, 2026

All positions require an active clearance. WE ARE HIRING OWNERS Set of X is led by industry veterans who see government contracting as a good community with plenty of opportunity to go around. With a shared desire to give back, grow the community, and do great work, the Set of X team is building an elite group of engineers with a strong sense of shared responsibility and ownership Because who you work with matters. ________________________________________________________________________ Set of …

Linux Systems Administrator

CACI International ✓ Verified
Direct Apply
Langley Air Force Base, Hampton
Oct 5, 2026

Job Title: Linux Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular Percentage of Travel Required: Up to 10% Type of Travel: Continental US * * * The Opportunity: We are seeking a cleared, skilled and experienced Red Hat Enterprise Linux Administrator with expertise in Puppet configuration management to join our IT team. The ideal candidate will play a crucial role in integrating, maintaining and opt…

Linux Systems Administrator

EverWatch ✓ Verified
Direct Apply
Savage, Anne Arundel County
Jun 17, 2026

EverWatch is a government solutions company providing advanced defense, intelligence, and deployed support to our country’s most critical missions. We are a full-service government solutions company. Harnessing the most advanced technology and solutions, we strengthen defenses and control environments to preserve continuity and ensure mission success. EverWatch employees are focused on tackling the most difficult challenges of the US Government. We offer the best salaries and benefits packages …

Linux Systems Administrator

EverWatch ✓ Verified
Direct Apply
Hampton City, Virginia
Oct 14, 2026

EverWatch is a government solutions company providing advanced defense, intelligence, and deployed support to our country’s most critical missions. We are a full-service government solutions company. Harnessing the most advanced technology and solutions, we strengthen defenses and control environments to preserve continuity and ensure mission success. EverWatch employees are focused on tackling the most difficult challenges of the US Government. We offer the best salaries and benefits packages …

Direct Apply
US
Oct 4, 2026

Who We Are Vultr is on a mission to make high-performance cloud infrastructure easy to use, affordable, and locally accessible for enterprises and AI innovators around the world. With 33 global cloud data center locations, Vultr is trusted by hundreds of thousands of active customers across 185 countries for its flexible, scalable, global Cloud Compute, Cloud GPU, Bare Metal, and Cloud Storage solutions. In December 2024 Vultr announced an equity financing at a $3.5 billion valuation. Founded b…

Linux Systems Administrator

Nightwing Intelligence Solutions ✓ Verified
Direct Apply
Sterling, Loudoun County
Oct 16, 2026

Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers’ most demanding challenges. Our capabilities include cyber space operations, cyber defense and resiliency, vulnerability research, ubiquitous technical surveillance, data intelligence, lifecycle mission enablement, and software modernization. Nightwing brings disruptive technologies, agility, and competitive offerings to customers in t…

Linux Systems Administrator

Nightwing ✓ Verified
Direct Apply
Sterling, Loudoun County
Oct 17, 2026

Onsite Customer Sterling, VA Full time JR102183 Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers' most demanding challenges. Our capabilities include cyber space operations, cyber defense and resiliency, vulnerability research, ubiquitous technical surveillance, data intelligence, lifecycle mission enablement, and software modernization. Nightwing brings disruptive technologies, agil…

Linux Systems Administrator

Fuse Engineering ✓ Verified
Direct Apply
Laurel, Prince George's County
Aug 2, 2024

Patching servers and workstations with Red Hat Satellite server STIG compliance applied to all machines (assuming it makes sense to do so) Maintaining STE compliance (SEAR logs, UAM reporting, McAfee reporting, Nessus Agent scanning) Work with ESXi and vCenter to ensure virtual machines are patched and that VMs are running smoothly for end user developers and testers Assist with Cisco firewall, router and switch compliance Account requests, password resets, resolving login issues Occasional int…

Linux System Administrator

Leidos ✓ Verified
Direct Apply
Chantilly, Fairfax County
Oct 18, 2026

Leidos is seeking an experienced Linux Systems Engineer to provide support to a mission critical enterprise identity and access management system. A successful candidate will develop an understanding of the services offered to external organizations, provide lifecycle systems engineering support to development and operations on the program, and use a combination of technical and functional expertise to recommend solutions to satisfy customer requirements. This position requires the ability to w…

Linux Systems Administrator

Anchorfree ✓ Verified
Direct Apply
Mountain View, Santa Clara County
May 29, 2025

AnchorFree is a fast growing technology company in Silicon Valley that makes a significant impact on people’s lives around the globe by enabling free access to all information and content online and enabling millions of users to browse the web securely and privately. In regions that censor the web, millions of users utilize AnchorFree to get uncensored access to the Internet. Travelers, Expats, and security conscious consumers use AnchorFree to securely surf the web in more than 100 countries. …

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