Showing page 13 of 2390 (Total listings: 47798)

Linux Systems Administrator with Security Clearance

CACI ✓ Verified
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Hampton Roads, Hampton City
Jun 10, 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 Technician with Security Clearance

SMS Data Products Group, Inc ✓ Verified
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Edwards, Kern County
Jun 26, 2026

SMS is looking for a Linux Systems Technician to support our ARTEMIS team. ARTEMIS VI provides comprehensive Information Technology support services to the Air Force Research Laboratory (AFRL) at Edwards Air Force Base, California. The team supports more than 500 personnel across both classified and unclassified research environments, ensuring the availability, security, and reliability of critical IT systems that enable the AFRL mission. The contract includes a wide range of technical and admi…

Linux System Administrator with Security Clearance

Radiance Technologies ✓ Verified
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Alexandria, Licking County
Jun 30, 2026

Radiance Technologies is an employee-owned company with benefits that are unmatched by most companies in the Dayton OH area. Employee ownership, generous 401K, full health/dental/life/vision insurance benefits, interesting assignments, educational reimbursement, competitive salaries and a pleasant work environment combine to make Radiance Technologies a great place to work and succeed. Radiance, supporting major Air Force programs in Dayton OH, is searching for an experienced Red Hat Linux Syst…

Linux System Administrator with Security Clearance

ManTech ✓ Verified
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Fort George G Meade, Anne Arundel County
May 25, 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…

Systems Engineer (Linux) with Security Clearance

Crimson Phoenix ✓ Verified
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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…

Linux System Administrator with Security Clearance

By Light Professional IT Services ✓ Verified
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West Falls Church, Fairfax County
May 25, 2026

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 Service Management cont…

Linux Systems Engineer with Security Clearance

Abile Group LLC ✓ Verified
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Saint Louis, Saint Louis County
Jul 21, 2026

Overview Abile Group has an exciting and challenging opportunity for a Linux Systems Engineer on a 10 year contract providing User Facing and Data Center Services supporting an Intelligence Community customer. All the personnel on the team will work together to support innovative design, engineering, procurement, implementation, operations, sustainment and disposal of user facing and data center information technology (IT) services on multiple networks and security domains, at multiple location…

Linux Administrator 2 with Security Clearance

T-Rex Solutions LLC ✓ Verified
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Fort George G Meade, Anne Arundel County
Jul 24, 2026

Linux Administrator 2 Linux Administrator 2 T-Rex is looking for a fully cleared Linux Administrator 2 to work on a program in the Fort Meade, Maryland area in support of the Intelligence Community. Responsibilities: * Work in an environment where you can help design the architecture and develop solutions to meet organizational needs. Looking for an innovative, and motivated individual to join a small, talented, and hardworking Linux team in a hybrid cloud environment. This team creates, mainta…

Linux Admin - SA0 with Security Clearance

Vetegrity ✓ Verified
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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…

Software Engineer (Linux) with Security Clearance

Lockheed Martin ✓ Verified
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Manassas, Prince William County
Jul 7, 2026

Job Number 734093BR Description:Who we are Lockheed Martin is a global leader in aerospace, defense, and technology solutions. Our Manassas campus is a thriving center of engineering expertise, fostering a culture that encourages creativity, excellence, and the creation of exceptional products. Our team is made up of dedicated professionals who are passionate about pushing the boundaries of what's possible. The Work Lockheed Martin Rotary and Mission Systems is seeking a Software Engineering pr…

Linux Administrator 2 with Security Clearance

CyberCore Technologies ✓ Verified
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Fort George G Meade, Anne Arundel County
May 25, 2026

CyberCore is looking for a Linux Administrator - Systems Administrator 2. The job duties are as follows: Work in an environment where you can help design the architecture and develop solutions to meet organizational needs. Looking for an innovative and motivated individual to join a small, talented, and hardworking Linux team in a hybrid cloud environment. This team creates, maintains, and troubleshoots Linux instances on multiple networks, in multiple architectures. The ideal candidate will ha…

Linux Admin - SA2 with Security Clearance

Vetegrity ✓ Verified
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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, and motivated individual to join a small, talented, and hardworking Linux tea…

Linux System Administrator with Security Clearance

ManTech ✓ Verified
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Fort George G Meade, Anne Arundel County
Jul 7, 2026

MANTECH seeks an experienced and passionate, career and customer-oriented Linux System Administrator to join our team located in the Ft. Meade, MD area. Responsibilities include, but are not limited to: * Creates and manages virtual environments * Configures and maintains storage and file systems * Develops and delivers briefings, technical presentations, and program documentation to senior program management Minimum Qualifications: * 3 years technical work experience * Experience using Ansible…

Linux Systems Administrator with Security Clearance

American Systems Corporation ✓ Verified
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Union Park, Orange County
Jul 15, 2026

Are you a Linux systems Administrator with a Secret clearance looking to work with a team of driven, supportive, and highly skilled professionals? Then we have an exciting opportunity for you to work with our Orlando Team supporting the Naval Air Warfare Training Systems Division (NAWTSD) in the development, testing and delivery of the US Navy's P8A Poseidon Maritime Patrol Aircraft's Ground Aircrew Training Devices Combat Systems Integrated Product (CSIP). This position is 100% onsite our Orla…

Linux System Administrator with Security Clearance

CACI ✓ Verified
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Pinecraft, Sarasota County
May 25, 2026

Job Title: Linux System Administrator 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: Continental US * * * The Opportunity: CACI has an immediate opening for a Linux Systems Administrator, with a Top Secret Clearance (TS/SCI) with polygraph for our corporate development/test network and fielded systems. CACI is seeking a development Systems Adminis…

Linux System Administrator with Security Clearance

ManTech ✓ Verified
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Hood College, Frederick County
Jul 16, 2026

MANTECH seeks a motivated, career and customer-oriented Linux System Administrator to join our team in Fort Detrick, Maryland This is a hybrid position with 3 days onsite and 2 days remote. Expanded telework options are available on a case-by-case basis. This position supports a pivotal Defense Health Agency (DHA) program within our Health Portfolio. The successful candidate will work with an experienced project team supporting systems that are instrumental to Medical Logistics (MEDLOG) busines…

Linux Systems Engineer with Security Clearance

CACI ✓ Verified
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Fort George G Meade, Anne Arundel County
Jul 7, 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 * * * We are seeking a highly skilled Linux Systems Engineer to support mission-critical enterprise infrastructure in a secure Department of Defense/Intelligence Community environment. The successful candidate will provide advanced systems administration, networ…

Linux Systems Administrator with Security Clearance

ManTech ✓ Verified
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Fort George G Meade, Anne Arundel County
Jul 7, 2026

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 streamline operating system deployments. * Configure and maintain host-based security and intrusion dete…

Linux System Adminstrator with Security Clearance

ASEC, Inc ✓ Verified
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Ridgecrest, Kern County
May 25, 2026

Location: NAWS China Lake, CA Security Clearance Requirement: Top Secret Telework Eligible? No, work will be performed on-site at NAWS China Lake What You’ll Do: Support mission-critical Navy training systems at NAWS China Lake, CA! As a Linux System Administrator, you will be responsible for ensuring secure configurations, producing accreditation artifacts, and maintaining hardened baselines — all with a focus on reliability and long-term system assurance. The ideal candidate is not only techn…

Linux System Administrator with Security Clearance

Leidos ✓ Verified
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Omaha, Douglas County
Jun 9, 2026

R-00184457 Description Leidos Corporate Information Security team, within the Digital Modernization sector, currently has an opening for a Linux Systems Administrator in our Omaha NE office. This position is an exciting opportunity to use your experience providing advanced computing solutions in a heterogeneous environment. We use a wide array of Linux and Windows systems in a tightly integrated environment with a focus on security and high performance computing. If you want to work in a divers…

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