26 to 50 of 81 Permanent Linux Systems Administrator Jobs

Linux/Windows Systems Administrator Location: Springfield, VA Clearance: Secret Position Overview: The Linux/Windows Systems Administrator is responsible for the design, implementation, maintenance, and security of the organization's Linux and Windows server infrastructure. The ideal candidate should possess strong expertise in Linux and … Windows operating systems. Key Responsibilities: System Administration: Install, configure, and maintain Linux and Windows servers. Perform routine system monitoring, analysis, and troubleshooting … to ensure optimal system performance. Collaborate with cross-functional teams to design and implement system upgrades, patches, and new applications. Security Management: Implement and maintain security measures to safeguard systems against unauthorized access, vulnerabilities, and data breaches. Conduct regular security audits, vulnerability assessments, and implement corrective actions. Stay updated on the latest security trends, vulnerabilities, and best practices. Scripting More ❯

Our client is seeking a Linux Systems Admin with some DevOps experience The successful candidate will establish, extend, and maintain infrastructure supporting Linux-based development tailored for client requirements. Infrastructure may include support for system provisioning, updating, configuration management, compliance reporting, data storage and cloud processing, automated build and test, packaging, and package distribution. Tasks … and advocating for Group needs within the larger Laboratory system administration community; implementing, deploying, and troubleshooting infrastructure software and hardware systems. This position also requires assisting staff with Linux issues and supporting wider Division-level System Administration activities as needed. … Required skills: -Demonstrated ability to architect, implement, and extend infrastructure to provide staff with a highly effective Linux experience. -Combination of DevOps administration and Linux systems administration -Ability to communicate effectively, including working in close collaboration with staff on technical topics, electronic correspondence, issue tracking, and preparing presentations and other materials to explain and advocate More ❯

ABOUT US Rollout Systems works with a wide spectrum of talent to establish an atmosphere that stimulates creativity, constant progress, and achievement. We believe in empowerment for success and providing the tools to do the best job for our customers. Our corporate values are transparent; being open and honest with each other. Come and join our dynamic team! JOB … DESCRIPTION Seeking a highly motivated, talented and driven Systems Administrator (Windows/Linux) to work Onsite supporting enterprise IT for our War-fighter customer who upholds America's status as the "Land of the Free" every day, at work, or at play. RESPONSIBILITIES Provide engineering solutions for various and unique problem sets and customers in … virtual hardware infrastructure, to include virtual machines and containers Perform routine maintenance and configuration changes to various physical and virtual hosts REQUIREMENTS 8+ years of experience Linux systems administration experience working with Windows Server 2016/2019, Active Directory, DNS, Hyper-V, Group Policy Objects (GPOs), VMware/vSphere, DISA STIGs, ACAS, SAN, Networking Install, configure and More ❯

Move Forward with Volt Volt is immediately hiring for a Linux Systems Administrator. In this role, you can directly impact the world around you and contribute to classified programs and technologies you are passionate about. Our small agile teams adapt to evolving customer and warfighter needs. What You Will Do Provide IT systems administration of RedHat … in a fast-paced technological environment.? Use troubleshooting techniques to resolve technical problems of a moderate to high scope and complexity to include the integration of hardware and operating systems (OS). Understanding of data RAID, data backup uses and technologies. Install and configure software applications requested by end users. ? Work with Cybersecurity professionals to maintain security requirements and … requires one or more of the following Professional Certifications: Security+ CE, CCNA Security, GICSP, GSEC, SSCP, CySA+, CND Must have experience administering Red Hat Linux based systems Must have scripting experience Qualifications We Prefer Experience with patching, creating/maintaining RPM packages Experience with performance tuning, networking, user management (LDAP), and security hardening Administer, maintain, and troubleshoot More ❯

Opportunity: IMG is seeking a skilled Linux System Administrator to support our customer's enterprise RedHat Linux environment. This role involves ensuring the stability, security, and performance of these systems while adhering to U.S. government risk management frameworks such as NIST 800-53. the administrator will handle system administration tasks … Ms), Risk Management Framework (RMF) and Risk Based Decisions (RBDs) for deficiencies found during the information system authorization process. Job duties include: Administer and optimize RedHat Linux systems, OpenShift, VMWare, and Cloudera platforms including authentication, cluster management, user management, monitoring, performance and data management. Implement and enforce security measures to meet NIST 800-53 standards. Monitor system … prior to consideration Required Education/Experience: Bachelor's degree in Computer Science, Information Technology, or related field, or equivalent experience. At least five years' experience with RedHat Linux, VMware, and OpenShift cumulative At least two years of experience supporting development of information system security authorization packages in accordance with Risk Management Framework (NIST More ❯

SYSTEM ADMINISTRATOR LEVEL 3 - VMWARE/LINUX INFRASTRUCTURE SPECIALIST LEAD ENTERPRISE IT INFRASTRUCTURE FOR MISSION-CRITICAL DEFENSE SYSTEMS We're seeking an experienced System Administrator Level 3 with deep expertise in VMware virtualization and Linux environments to manage and optimize complex IT infrastructure supporting defense operations. This role requires 15 years … of progressive systems administration experience, combining advanced technical skills with strategic problem-solving capabilities to ensure maximum uptime and performance of critical systems. THE OPPORTUNITY As a System Administrator Level 3, you'll be responsible for the architecture, implementation, and optimization of enterprise-scale IT infrastructure spanning virtualized environments, Linux/UNIX systems, and … applications, and software integration • Configure and manage VMware vSphere environments including ESXi hosts, vCenter, and distributed virtual switches • Administer enterprise Linux distributions (RHEL, CentOS, Ubuntu) and UNIX systems at scale • Implement and maintain Windows Server environments integrated with heterogeneous infrastructure • Design and optimize storage solutions including SAN/NAS architectures and backup strategies System Operations Excellence • Install More ❯

Your Mission: As a Linux Information Systems Administrator, your responsibilities will include: • Technical Support: Provide expert assistance to users in resolving technical issues with applications, connectivity, and other IT-related concerns. • Cybersecurity Expertise: Conduct environmental vulnerability scans, remediate vulnerabilities, and perform system hardening to ensure the security of our systems. • Root Cause Analysis: Perform in … depth analysis to resolve technical issues in Linux environments, identifying and addressing the root causes of problems. • System Performance Optimization: Analyze and assess server performance, storage capacity, and plan for future needs to ensure optimal system performance. • Scripting and Automation: Leverage your scripting skills to automate routine tasks, such as server and workstation patching, and streamline IT processes. … Ability to lift 30 pounds • Must possess a CompTIA Security+ or equivalent DoD 8572 qualified certificate • Experience performing successful root cause analysis for problem resolution in Unix and Linux environments, with significant experience in: - Installing operating routine server/workstation patches, system security patches and firmware updates - Creating/managing security groups - Coordinating hardware repair activities - Diagnosing and More ❯

Duties The Linux System Admin maintains smooth operation of multi-user computer systems, including coordination with network administrators. Setting up administrator and service accounts, maintaining system documentation, tuning system performance, installing system wide software and allocate mass storage space. Interact with users and evaluate vendor products as well as make recommendations to purchase hardware and … standards for allocation related to the use of computing resources. Qualifications Bachelor's degree in a Science, Technology, Engineering or Math discipline Minimum of 2 years of experience with Systems Administration for Linux Operating Systems such as RedHat Enterprise Linux (RHEL) Must have a DOD 8570 IAT Level II certification (ex: Security + CE More ❯

JOB TITLE: Linux System Administrator JOB LOCATION: Boston, MA WAGE RANGE : 65- 72/hour JOB NUMBER: REQUIRED EXPERIENCE:10+ years of experience as a Linux system administrator Experience with Slurm Job Scheduler Familiarity with shell scripting, corn Managing Cluster Storage Solutions WekaFS, and CEPH Familiarity Open on Demand experience Comfortable diagnosing … and working on Dell hardware JOB DESCRIPTION Systems Administration for HPC linux clusterManage user jobs and cluster configuration using Slurm Assist researchers in job scheduling and troubleshooting slurm job submissions Building and installing software on Linux Systems Working with support vendors to maintain systems Execute the migration/upgrade plan and validation procedure More ❯

Description Roles & Responsibilities: Professionals in this mid-level role manage essential infrastructure services, ensuring high availability and performance of data center services, physical and virtual server-class systems and storage. They are expected to lead medium-to-large scale projects, design and implement system policies, conduct advance troubleshooting, and are pivotal in the direct recovery efforts during critical system … monitoring and analytics. Skills in automation scripts and experience with Salt and Ansible for configuration management are crucial. • Lead security vulnerability assessments and mitigation efforts on Linux systems and other devices, leveraging advanced features of Tenable Nessus. • Experience with Linux provisioning server tools such as Kickstart and Cobbler to facilitate the automation of network-based … experience. Certification Requirements: • CompTIA Security+ CE (required) • CompTIA Linux+ or equivalent certification (required by 6/30/2024 for TTO6) • VMware Certified Professional, Red Hat Certified System Administrator or Red Hat Certified Engineer a plus. More ❯

Linux System Administrator Salary to £60,000 + up to £10,000 in additional bonuses Must be eligible for a high level of UK Government Clearance Cheltenham location Sanderson Government and Defence are working with one of the world largest technology companies in their UK Secure Government division. They are looking for a Linux System Administrator who holds or is eligible for a high level of UK Government Clearance and who has a genuine interest in the sector. Tech wise, on top of the basic Linux System Administrator skillset they are looking for at least some of the following: Ansible AWS Cloud Bash Python Once you More ❯

Zachary Piper Solutions is seeking a Linux & Windows Systems Administrator to support the Research, Development, Test, and Evaluation (RDT&E) network and secure enclaves for NIWC PAC in San Diego, California. This role involves securing and maintaining both Windows and Linux systems, supporting infrastructure design, and ensuring compliance with DoD cybersecurity standards. … Key Responsibilities: - Administer and maintain Windows, Linux, and VMware systems - Perform system hardening in accordance with DISA STIGs, CTOs, and other DoD guidance - Conduct and interpret ACAS scans to identify and remediate vulnerabilities - Configure and maintain Host-Based Security System (HBSS) - Provide technical input for infrastructure design and engineering reviews - Support secure enclaves and ensure compliance with … cybersecurity requirements - Collaborate with team members and work independently as needed Required Qualifications: - Active Secret clearance - Minimum 3+ years of experience with Windows systems administration - IAT Level II certification (one of the following): - Security+ CE - GSEC - SCNP - SSCP Experience with: - Linux system administration - VMware environments - Applying DISA STIGs and security patches - Writing SOPs and security policies relevant More ❯

Senior Linux Automation System Administrator Location: Aurora, CO (Onsite) Security Clearance: Active TS/SCI with Poly (CI/FS) required Schedule: Monday - Friday, 8:00 AM - 5:00 PM Pay: Starting at $140,000 - 145,000 (Negotiable) - Full benefits included Duration: 12-month contract - likelihood of year-over-year extension What You Will Do As … mission-critical customer capabilities and collaborate with developers and system engineers to diagnose issues and implement solutions. Your responsibilities will include: Administering Red Hat Enterprise Linux (RHEL) systems Developing and utilizing automation tools (e.g., Ansible), scripting in Bash and Python Supporting hardware installations (must be able to lift up to 35 lbs) Participating in after-hours maintenance … Proficiency in automation and scripting (Ansible, Bash, Python) Qualifications We Prefer Experience with VMware vCenter for deploying/administering virtualized environments Familiarity with network device management Experience administering Windows systems Knowledge of DevOps pipeline tools such as Jenkins and Artifactory Strong independent troubleshooting and problem-solving skills More ❯

Job Description The selected candidate will perform standard Linux System Administration duties as required to maintain smooth operation of multi-user computer systems consisting of Linux based application and license servers, virtual machines, and GP/GPU cluster-based systems. Coordination with network administrators is required. Additional duties: Setting up administrator and service … Developing and monitoring policies and standards for allocation related to the use of computing resources. Participating in the installation, integration, acceptance testing, and on-going maintenance of our HPC systems and software environment. Assisting with forecast resource limitations and provide recommendations for increasing the efficiency of our resources through proper scheduling and load balancing techniques. Required Education, Experience, & Skills … the OS certification) Willingness to occasionally work after hours and/or respond to emergency situations for problem resolution General knowledge of Linux and general Unix operating systems concepts as well as systems administration experience Ability to develop and maintain documentation on system administration procedures for routine and complex tasks Ability to create and maintain Information More ❯

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, mobile devices, etc. Provides Tier 1 (Help Desk) and Tier … to agency management and internal customers. Provides support for the dispatch system and hardware problems and remains involved in the resolution process. Configures and manages UNIX and Windows operating systems and installs/loads operating system software, troubleshoots, maintains integrity and configures network components along with implementing operating systems enhancements to improve reliability and performance. Qualifications: • (U) Fifteen … substituted for a bachelor's degree. The Level 3 System Administrator (SA) shall possess the following capabilities: • (U) Provide support for implementation, troubleshooting and maintenance of IT systems (U) Provide Tier 1 (Help Desk) problem identification, diagnosis and resolution of problems • Senior Linux scripting, Linux, servers, Red Hat 8/9 • (U) Manage More ❯

Position Overview: The Senior Linux System Administrator is responsible for leading system administration activities. This position oversees the installation, configuration, maintenance, and integrity of computing systems and software. The role involves planning, ensuring long-term system requirements align with organizational objectives, and implementing system enhancements to improve performance and reliability. Key Responsibilities: Lead system administration … Assign and manage staff workloads, provide direction, and evaluate performance. Coordinate with local ARL IT leadership to align support efforts with new project needs and risk management requirements. Ensure systems meet ARL performance, security, and reliability standards. Install, configure, and maintain software and operating systems. Implement operating system enhancements for improved performance and reliability. Respond to and resolve complex … Education: Master's degree or Bachelor's degree with an additional 2 years of relevant experience • Certifications (Required): CompTIA Security+ CE or CompTIA Server+ CE Red Hat Certified System Administrator (RHCSA) MCSA, MAC OS, or MCP Must meet DoD 8750 and 8140 compliance requirements Technical Environment: Windows Server MCEM MAC OS RHEL, RedHat Enterprise Virtualization Hypervisor KVM Puppet More ❯

ideas to the cutting-edge. Enjoying this journey with a supportive team that feels like family throughout BlueHalo Nation is an unparalleled opportunity. From Space to C-UAS & Autonomous Systems to Electronic Warfare & Cyber, and Artificial Intelligence, at our company there is no limit to where you can take your career. Our mission is clear … to lead through innovation. Join the transformation and innovate with us. Overview: Are you looking for a unique opportunity to learn and grow as a Linux System Administrator . If so, AV is looking for you to join the Cyber and Intel Division's Operation Infrastructure Team. This team is responsible for full life-cycle management … of 24x7 mission-focused infrastructure hosting tailored mission applications and solutions. You will be responsible for the day-to-day operations of deployed systems to include monitoring, auditing, log review, maintenance, troubleshooting, and after-hours response. You should have a strong foundation in both Linux system and network administration with a security-oriented mindset. You will assist More ❯

to fifteen (15) years of direct/relevant experience Bachelor's degree in a technical discipline from an accredited college or university is required. Five (05) years of additional Systems Administration experience on projects with similar processes may be substituted for a bachelor's degree. Security+ Certification 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 Provide assistance to users in accessing and using IT systems Provide Tier I (Help Desk) and Tier 2 (Escalation) problem identification, diagnosis and resolution of problems Provide support to IT systems including day-to-day … of status to agency management and internal customers Optimize system operations and resource utilization, and perform system capacity analysis and planning Provide in-depth experience in trouble-shooting IT systems Provide detailed analysis and feedback to agency management and internal customers for escalated tickets Provide support for the dispatch system and hardware problems and remains involved in the resolution More ❯

Operations Center Support Services team as a System Administrator (SysAdmin). Responsibilities for this position include integrating, configuring, monitoring, troubleshooting, upgrading, patching, and maintaining various federal customer systems that are owned/operated by L3Harris. The successful candidate must be able to answer and solve customer technical operational (Tier I) problems in support of multiple federal customer … replacement/troubleshooting, and custom L3Harris software. Accordingly, applicants must be willing to work shift periods that includes evening and weekend rotations. Specific duties and responsibilities include: • Provide technical systems administrative support to test, deploy and maintain federal contract systems to meet Service Level Agreement (SLA) performance criteria. • Provide customer service support to diagnose, troubleshoot and restore service … impacting events affecting L3Harris owned/managed systems, including hardware, software and operating system configurations to maintain service performance in accordance with contract requirements. When required, direct field support teams to assist in performing repair or new feature addition work. • Perform technical procedures as they pertain to system administration, including baseline configuration, operating sequencies and restoration approached as approved More ❯

The Homeland Decision Support Systems Group seeks a System Administrator to be part of a team that supports end-to-end system architectures design, decision support, and advanced analytics to enhance the protection of the homeland and U.S. interests overseas. The group deploys real-time enterprise and edge solutions that support the warfighters at multiple Combatant Commands … aspects of the computing and network infrastructure: data storage, backups and recovery, network bandwidth and throughput, application installation and management •Support design and implement configuration management and monitoring of systems and networks •Collaborate with other personnel within the organization to enhance technology and support practices •Maintain regular contact with MIT LL IT and security resources and to rapidly reconfigure … systems to report and remediate performance and security issues Skills: Required •Linux Administrator including scripting •Netapp Administrator, setup and troubleshooting •An understanding of network setup at the system level (i.e. IPTables and firewalls) •LDAP proficient administration, setup and maintenance •JIRA •Configure and Manage Centralized Logging and Audit Capabilities •Strong Backup Experience and Proven More ❯

and has consistently been voted one of Virginia's Best Places to Work. SimVentions is seeking a System Administrator to maintain servers for compliance with Naval Air Systems Command (NAVAIR) and Defense Information Systems Agency (DISA) policies for Linux and Windows-based operating systems. We are looking for an out-of-the-box thinker … years of hands-on experience working within UNIX/Linux and Windows environments Experience in DoD Information Assurance/Cyber policy and procedures to include hardening of systems, implementing Security Technical Implementation Guides (STIGs) and scanning Experience with Linux Server to include the build, maintenance, and troubleshooting, as well as addressing, service requests, routine sever … principles and experience executing hardening techniques Responsibilities: Participating in weekly routine maintenance tasks Gathering requirements, developing and conducting design reviews Installing, configuring and managing the Linux operating systems and related toolsets Installing and troubleshooting common industry COTS and GOTS applications Functional knowledge of backup and disaster recovery technologies Maintaining, administering and patching systems for optimum performance More ❯

and has consistently been voted one of Virginia's Best Places to Work. SimVentions is seeking a System Administrator to maintain servers for compliance with Naval Air Systems Command (NAVAIR) and Defense Information Systems Agency (DISA) policies for Linux and Windows-based operating systems. We are looking for an out-of-the-box thinker … years of hands-on experience working within UNIX/Linux and Windows environments Experience in DoD Information Assurance/Cyber policy and procedures to include hardening of systems, implementing Security Technical Implementation Guides (STIGs) and scanning Experience with Linux Server to include the build, maintenance, and troubleshooting, as well as addressing, service requests, routine sever … principles and experience executing hardening techniques Responsibilities: Participating in weekly routine maintenance tasks Gathering requirements, developing and conducting design reviews Installing, configuring and managing the Linux operating systems and related toolsets Installing and troubleshooting common industry COTS and GOTS applications Functional knowledge of backup and disaster recovery technologies Maintaining, administering and patching systems for optimum performance More ❯

and has consistently been voted one of Virginia's Best Places to Work. SimVentions is seeking a System Administrator to maintain servers for compliance with Naval Air Systems Command (NAVAIR) and Defense Information Systems Agency (DISA) policies for Linux and Windows-based operating systems. We are looking for an out-of-the-box thinker … years of hands-on experience working within UNIX/Linux and Windows environments Experience in DoD Information Assurance/Cyber policy and procedures to include hardening of systems, implementing Security Technical Implementation Guides (STIGs) and scanning Experience with Linux Server to include the build, maintenance, and troubleshooting, as well as addressing, service requests, routine sever … principles and experience executing hardening techniques Responsibilities: Participating in weekly routine maintenance tasks Gathering requirements, developing and conducting design reviews Installing, configuring and managing the Linux operating systems and related toolsets Installing and troubleshooting common industry COTS and GOTS applications Functional knowledge of backup and disaster recovery technologies Maintaining, administering and patching systems for optimum performance More ❯

and has consistently been voted one of Virginia's Best Places to Work. SimVentions is seeking a System Administrator to maintain servers for compliance with Naval Air Systems Command (NAVAIR) and Defense Information Systems Agency (DISA) policies for Linux and Windows-based operating systems. We are looking for an out-of-the-box thinker … years of hands-on experience working within UNIX/Linux and Windows environments Experience in DoD Information Assurance/Cyber policy and procedures to include hardening of systems, implementing Security Technical Implementation Guides (STIGs) and scanning Experience with Linux Server to include the build, maintenance, and troubleshooting, as well as addressing, service requests, routine sever … principles and experience executing hardening techniques Responsibilities: Participating in weekly routine maintenance tasks Gathering requirements, developing and conducting design reviews Installing, configuring and managing the Linux operating systems and related toolsets Installing and troubleshooting common industry COTS and GOTS applications Functional knowledge of backup and disaster recovery technologies Maintaining, administering and patching systems for optimum performance More ❯

and has consistently been voted one of Virginia's Best Places to Work. SimVentions is seeking a System Administrator to maintain servers for compliance with Naval Air Systems Command (NAVAIR) and Defense Information Systems Agency (DISA) policies for Linux and Windows-based operating systems. We are looking for an out-of-the-box thinker … years of hands-on experience working within UNIX/Linux and Windows environments Experience in DoD Information Assurance/Cyber policy and procedures to include hardening of systems, implementing Security Technical Implementation Guides (STIGs) and scanning Experience with Linux Server to include the build, maintenance, and troubleshooting, as well as addressing, service requests, routine sever … principles and experience executing hardening techniques Responsibilities: Participating in weekly routine maintenance tasks Gathering requirements, developing and conducting design reviews Installing, configuring and managing the Linux operating systems and related toolsets Installing and troubleshooting common industry COTS and GOTS applications Functional knowledge of backup and disaster recovery technologies Maintaining, administering and patching systems for optimum performance More ❯