Showing page 8 of 2747 (Total listings: 54932)
Direct Apply
Dulles Town Center, Loudoun County
Aug 4, 2026

Job Title: Linux Systems Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular Percentage of Travel Required: Up to 10% Type of Travel: Local * * * The Opportunity The Linux Systems Engineer will function as part of a team of engineers responsible for designing, building, maintaining, and securing Linux-based systems to ensure reliability, performance, and security across in our secure environments. R…

Linux Systems Administrator with Security Clearance

Johns Hopkins University Applied Physics Laboratory ✓ Verified
Direct Apply
North Laurel, Prince George's County
Oct 20, 2026

Description Do you have a passion for Linux systems administration? Do you have experience with systems administration for classified systems? If so, we're looking for someone like you to join our team at APL. The Strategic Missile Defense Program Area (AH1) is seeking a motivated and experienced Linux Systems Administrator to join the Homeland Defense Mission Area (HDMA) Classified Information Systems Section. As a Linux Systems Administrator, you will work collaboratively with other section s…

Direct Apply
Aurora, Arapahoe County
Oct 30, 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
Fort Monroe, Hampton City
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
Cambridge, Middlesex County
Oct 8, 2026

Title: Senior Linux Platform Engineer Type: Contract 6 months Location: Cambridge, MA on Site *MUST HAVE ACTIVE SECRET CLEARANCE* We are seeking a Senior Linux Platform Engineer to build, automate, and operate secure, scalable infrastructure platforms that support modern software delivery. This role requires deep expertise in Linux administration, Kubernetes, containerization, CI/CD, and infrastructure automation. Responsibilities * Design, deploy, and manage Linux-based platform infrastructure…

Direct Apply
Warrenton, Fauquier County
Oct 20, 2026

Position: Systems Administrator - Linux Location: Warrenton, VA Remote Status: On-Site Job Id: 13939-CORP - Alex of Openings: 1 Auria is looking to hire a Systems Administrator - Linux to support the company. This role is ONSITE in Warrenton, VA. WHAT YOU CAN EXPECT TO DO: · Linux systems: Provision, configure, patch, upgrade, and decommission enterprise Linux servers. Maintain services, packages, repositories, storage, filesystems, scheduled jobs, and logs; troubleshoot operating system, appl…

Direct Apply
Hampton Roads, Hampton City
Oct 3, 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 with Security Clearance

UICGS and Bowhead Family of Companies ✓ Verified
Direct Apply
Dahlgren, King George County
Oct 30, 2026

Overview LINUX SYSTEMS ADMINISTRATOR (RDTE) Bowhead seeks a Linux Systems Administrator to join our team in Dahlgren, VA. The Linux Administrator is responsible for system administration and customer support of servers and workstations in a Research, Development, and Testing and Evaluation (RDT&E) environment. Responsibilities * Providing technical problem solving and in-depth consulting for system operations. * Will work as part of a team responsible for administration and management of server…

Direct Apply
West Falls Church, Fairfax County
Oct 30, 2026

Company Overview By Light Professional IT Services LLC readies warfighters and federal agencies with technology and systems engineered to connect, protect, and prepare individuals and teams for whatever comes next. Headquartered in McLean, VA, By Light supports defense, civilian, and commercial IT customers worldwide. Position Overview By Light has an opening for a Sr. Systems Administrator (Linux/Unix) position supporting the Army National Guard (ARNG) in Falls Church, VA. This is an IT Servic…

Direct Apply
Silver Spring, Montgomery County
Sep 23, 2026

About Peraton Peraton is a next-generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy. As the world's leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies. Peraton operates at the critical nexus between traditional and nontraditional threats across all domains: land, sea, space,…

Direct Apply
Fort George G Meade, Anne Arundel County
Oct 24, 2026

MANTECH seeks an experienced and passionate, career and customer-oriented Linux System Administrator to join our team in Ft. Meade, MD. Responsibilities include but are not limited to: * Creating and managing virtual environments * Systems administration of hardware and software in support of maintenance, developing and testing of information technology systems * Administration of Linux (i.e., Redhat/Rocky 8) * Scripting with Basic Shell (Bash), PUTTY * Configuring and maintaining storage and f…

Direct Apply
Virginia Beach, Virginia Beach City
May 25, 2026

Job Description Required Education, Experience, & Skills : We are looking for a experienced Linux Systems Engineer with a minimum of 11 years' experience. Bachelor's Master's degrees are preferred with a background utilizing the following: Linux including Red Hat and its derivatives (centOS, RHEL, RockyOS). Experience in shell scripting and manipulating the Linux command line. Experience providing Linux Administration support Experience providing engineering infrastructure support. Duties to In…

Direct Apply
Fort George G Meade, Anne Arundel County
Oct 1, 2026

System Administrator (Linux) * Fort Meade, MD We solve difficult business, IT, and analytic problems by addressing the whole problem – not just the symptoms – using interdisciplinary approaches that are both practical and innovative. We provide fresh alternatives to ordinary, mainstream consulting firms through small, highly skilled, and hand-picked teams that can meet clients' needs in any industry. Our broad interdisciplinary understanding allows us to provide the right solution, even if it i…

Linux System Administrator with Security Clearance

Johns Hopkins University Applied Physics Laboratory ✓ Verified
Direct Apply
North Laurel, Prince George's County
Oct 6, 2026

Description Are you passionate about shaping secure, IT systems in classified environments? Do you want to influence system improvements, implementation decisions, and the overall security posture of advanced technology systems? If so, we're looking for someone like you to join our team at APL! We are seeking a Linux System Administrator to join the Weapons and Countermeasures group to support secure Analysis Facilities. In this role, you will apply Risk Management Framework (RMF) principles, d…

Direct Apply
College Park, Prince George's County
Sep 23, 2026

About Peraton Peraton is a next-generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy. As the world's leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies. Peraton operates at the critical nexus between traditional and nontraditional threats across all domains: land, sea, space,…

Direct Apply
Dulles Town Center, Loudoun County
May 25, 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…

Direct Apply
Laurel, Prince George's County
Oct 23, 2026

MANTECH seeks a motivated, career and customer-oriented Linux System Administrator to join our team in Laurel, MD. You will be part of a dedicated team delivering enterprise infrastructure capabilities for a global workforce that supports a wide range of national defense missions. This role directly supports the Enterprise Infrastructure Services (EIS) organization-the foundation of all Enterprise Information Technology (EIT) for MPO. Responsibilities include but are not limited to: * Configure…

Direct Apply
Dulles Town Center, Loudoun County
Oct 15, 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…

Direct Apply
Pearl City, Honolulu
Sep 15, 2026

Role Description: The Network Operations/Linux Administrator is responsible for managing and maintaining both cloud and on-premises networking environments. This includes overseeing virtual private networks (VPNs), cloud-based networks and virtual network appliances, as well as on-premises network infrastructure and hardware. The role ensures the performance, availability, and security of network infrastructure and subscriber connections. The administrator applies strong communication, analytic…

Direct Apply
Savage, Anne Arundel County
May 26, 2026

Job Description An active TS/SCI clearance with a Full Scope polygraph is required to be considered for this opportunity. Applicants who do not meet the minimum qualifications will not be considered or contacted. Please see Minimum Qualifications section for more information. Work in an environment where you can help design the architecture and develop solutions to meet organizational needs. Looking for an innovative, motivated individual to join a small, talented, and hardworking Linux team in…

We use cookies to optimize search configurations and track AdSense performance. Accept cookie consent to proceed. Privacy Policy