12293 results (227 new)
Remote
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23d ago
1. Experience in Linux system administration in any combination of the following areas: DesignInstallationOptimizationConfigurationSecurity design, configuration and maintenanceOngoing operations and maintenance including, but not limited to:Backup and recoveryPatches and upgradesPerformance tuningTroubleshooting
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Contract
Depends on Experience
Remote
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Today
Project description Join the Core Service Operations Server Support team responsible for 24x7x365 production and non-production support of a large-scale Unix/Linux environment with 25,000+ virtual and physical servers. The environment includes RHEL, AIX, CentOS, and Solaris platforms and requires strong operational support, security/compliance awareness, and incident resolution capabilities. Shift: Wednesday-Saturday, 4:30 PM-3:00 AM CST, 10 hours/day, 4 days/week. Responsibilities Provide pro
Full-time
Annapolis, Maryland
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Today
System Integration Engineer 3 - (Linux, Windows, System Administration) Clearance: TS/SCI - Polygraph required Position ID: 11-8863-SIE3 Location: Annapolis Junction, Maryland Description: Perform system administration, maintenance, upgrades, installation, test, integration, and configuration. Install, configure, upgrade, and maintain operating system and software applications on Linux and Windows platforms. Maintain and develop the environment for hardware and software systems builds, stag
Full-time
USD 184,000.00 - 226,000.00 per year
Tulsa, Oklahoma
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Today
L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers' mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do. L3Harris is the Trus
Full-time
Hybrid in New York, New York
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26d ago
Experience with Oracle Cloud Infrastructure (Advanced) Should be well versed with CLI, Block storage, file storage and object storage and integrating each of them with OCI compute.Advanced storage use cases like mounting Object Storage on Compute instances, File Storage Backups. Developing APIs for Application access to BucketsDeveloping Functions to automate scheduled processes. (convert Cron based jobs to Functions)Cloud Security including IAM, WAF, Security Lists and NSGs.Experience with hand
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Contract
Depends on Experience
San Jose, California
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2d ago
Job Title: System Storage Admin. Contract Period:6 months + Working Location: 3655 N 1st, San Jose CA 95134Work Hours: 9am ~ 6pm Local Time Responsibilities: Engineering of systems administration-related solutions for various project and operational needsInstall new/rebuild existing servers and configure hardware, peripherals, services, settings, directories, storage, etc. in accordance with standards and project/operational requirements.Virtualization platform (VMware, KVM, and other)Storage ma
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Contract
30 - 40
Hybrid in Austin, Texas
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2d ago
Role- Pivotal Cloud Foundry Engineer and Administrator Location- Austin, TX (Hybrid) Type Contract VISA :- USC/ Job Summary :- We are seeking a skilled Pivotal Cloud Foundry (PCF) Engineer and Administrator with expertise in Linux system administration, RabbitMQ (RMQ) services, infrastructure management, and automation. The ideal candidate will have hands-on experience troubleshooting PCF applications, leveraging monitoring tools like Wavefront, Splunk, or Datadog, and managing infrastructure
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Contract
Depends on Experience
Fort Meade, Maryland
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Today
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 environmentsSystems administration of hardware and software in support of maintenance, developing and testing of information technology systemsAdministration of Linux(i.e., Redhat/Rocky 8)Scripting with Basic Shell (Bash), PUTTYConfiguring and maintaining storage and file systemsDeve
Full-time
Advanced Sciences and Technologies
Galloway, New Jersey
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Today
10+ Years of experience Bachelors Degree in related field Required Experience: Red Hat Linux System Administrator Red Hat Ansible Automation F5 Networks GTM and LTM Additional Desired Experience: VMware Virtualization Duties: Proactively maintain and develop all Linux infrastructure technology to maintain a 24x7x365 uptime service Engineering of systems administration-related solutions for various project and operational needs Maintain best practices on managing systems and services acros
Full-time
Fort Meade, Maryland
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Today
Linux System Administrator 2 - (Linux, CentOS, Ansible) Clearance: TS/SCI - Polygraph required Position ID: 08-8921-SA2 Location: Fort Meade, Maryland Description: The Level 2 System Administrator (SA) shall possess the following capabilities: Provide support for implementation, troubleshooting and maintenance of IT systems. Provide Tier 1 (Help Desk) problem identification, diagnosis and resolution of problems. Manage the daily activities of configuration and operation of IT systems. Pro
Full-time
USD 139,000.00 - 169,000.00 per year
Laurel, Maryland
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Today
MANTECHseeksa motivated, career and customer-orientedLinuxSystem Administratorto join our team inLaurel, 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 and ma
Full-time
Colorado Springs, Colorado
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Today
Job ID: 2615582 Location: Colorado Springs, CO, US Date Posted: 2026-08-12 Category: Information Technology Subcategory: Sys Administrator Schedule: Full-Time Shift: Day Job Travel: Yes - 10% of the time Minimum Clearance Required: Top_Secret Clearance Level Must Be Able to Obtain: TS/SCI Potential for Remote Work: ORA_ON_SITE Description ?SAIC is seeking an experienced System Administration Team Manager in Colorado Springs, CO to manage and enhance our enterprise IT infrastructure on
Full-time
USD 160,001.00 - 200,000.00 per year
Lexington, Massachusetts
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2d ago
Description: Maintains operation of multi-user computer systems, including coordination of infrastructure and cloud responsibilities. Develops and designs core operating system builds. Responsible for coding, virtualization, and automation of systems. Sets up administrator and service accounts, maintains an active directory of users and system documentation, tunes system performance, installs system-wide software, and allocates mass storage space. Assesses and resolves user access problems relat
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Contract
$70 - $96
Laurel, Maryland
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Today
ManTechseeksa motivated, career and customer-orientedLinuxSystem Administratorto join our team inLaurel,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 and man
Full-time
Fort Meade, Maryland
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Today
System Administrator 1 - (Linux, CentOS, RHEL) Clearance: TS/SCI - Polygraph required Position ID: 08-8888-SA1 Location: Fort Meade, Maryland Description: Provides support for implementation, troubleshooting and maintenance of Information Technology (IT) systems. Manages IT system infrastructure and any processes related to these systems. Provides support to IT systems including day-to-day operations, monitoring and problem resolution for all of the client/server/storage/network devices, mobi
Full-time
USD 119,000.00 - 145,000.00 per year
Fort Meade, Maryland
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Today
Summary CTC Group has a new and exciting opportunity for Linux Systems Administrators to maintain and secure Linux-based systems, support Cisco and Palo Alto network infrastructure, automate system administration tasks using Ansible, Bash, and Python, and perform vulnerability remediation and IAVA patching within a classified environment Location: Annapolis Junction / Ft. Meade Responsibilities Maintain, configure, monitor, and troubleshoot Linux-based systems supporting mission-critical opera
Full-time
USD 150,000.00 - 190,000.00 per year
Annapolis, Maryland
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Today
In a world of possibilities, pursue one with endless opportunities. Imagine Next! At Parsons, you can imagine a career where you thrive, work with exceptional people, and be yourself. Guided by our leadership vision of valuing people, embracing agility, and fostering growth, we cultivate an innovative culture that empowers you to achieve your full potential. Unleash your talent and redefine what's possible. Job Description: Parsons is looking for a talented and fully cleared Systems Administra
Full-time
USD 148,300.00 - 266,900.00 per year
Huntsville, Alabama
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Today
Job Title: System Administrator (Linux) Location: Huntsville, AL Description: Crossflow Technologies is seeking applicants for an experienced Systems Administrator providing direct-user support in both Linux and Windows environments. The selected applicant will provide full systems administration and user support to local and remote users performing business administration and advanced software development environments. The selected candidate will manage users, groups and accounts; administer t
Full-time
USD 8.23 per hour
Fort Meade, Maryland
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Today
Linux System Administrator Level 2 Location: Fort Meade, MD Employment Type : Full-Time Clearance: TS/SCI with Full Scope Polygraph Salary Range: $115,000 to $130,000 per year OTA is seeking System Administrators to provide support for implementation, troubleshooting and maintenance of Information Technology (IT) systems. Our System Administrators will manage IT systems including day-to-day operations, monitoring and problem resolution for all of the client/server/storage/network devices. If yo
Full-time
USD 115,000.00 - 130,000.00 per year
Hybrid in Jacksonville, Florida
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6d ago
Role: Glassbox System Engineer-W2 only Location: Jacksonville, FL/Pennington, NJ Hybrid 3 days onsite a week Contract(1 year) with possible extension Glassbox Systems Engineer - this role is not an analytics role, nor focused on onboarding new applications to Glassbox Hands-on shell scripting and Linux system administration experience Hands-on Java application hosting on Linux experience Expertise in scripting languages such as Shell Script, BladeLogic NSH, Python, Perl Thorough understandin
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Contract
60 - 70
