Senior Linux Systems Administrator
Virtual Vocations Inc
To support large-scale Linux server infrastructure, the remote Senior Linux Systems Administrator will manage and optimize Ubuntu and Red Hat Enterprise Linux environments, ensuring uptime, reliability, and security while collaborating with DevOps and software teams. Key Responsibilities Manage, monitor, and maintain Ubuntu and Red Hat Linux servers across production and staging environments Implement user access, security policies, and backup/recovery strategies while performing system upgrades and performance tuning Collaborate with DevOps and Cloud teams for environment provisioning and maintain configuration management using automation tools Required Qualifications 5+ years of hands-on experience in Linux system administration (Ubuntu & Red Hat) Strong command of Bash scripting and automation tools (e.g., Ansible, Terraform) Experience with monitoring tools such as Nagios, Zabbix, or Prometheus Solid understanding of networking fundamentals (DNS, DHCP, SSH) Familiarity with virtualization and containerization technologies (VMware, Docker)
- ...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...SeniorWork at office
- ...A technology services company is seeking an experienced L3 System Administrator with deep expertise in Linux and HP-UX environments. This role involves advanced troubleshooting, performance tuning, and automation across mission-critical infrastructure. The candidate will...Senior
- ...in Plano, Texas is seeking a skilled Unix L3 Administrator. The role involves installing, configuring, and maintaining Unix systems while managing user accounts and resolving... ...years of experience and strong knowledge of Linux and Solaris, along with excellent problem-solving...Senior
- ...desirable. Requirements Bachelor's/Masters or Equivalent in IT with 3 years experience. UNIX Administrator 2+ years Linux (Red Hat) Administrator experience. 3+ years total Systems Administrator experience. Solid, basic shell scripting experience required. Use of...Senior
$100k - $140k
...Zachary Piper Solutions is looking for a Senior Linux System Administrator to join a DoD consulting company. This position is onsite in San Diego, CA. Responsibilities Install, configure, and support an organization's local area network (LAN), wide area network (WAN),...SeniorLocal area- ...We are conducting a search for an experienced Senior Linux System Administrator. The ideal candidate will offer comprehensive support by advising the Government on system configurations, providing technical guidance to the team, and ensuring the smooth functioning of hardware...Senior
- ...Role Senior UNIX/Linux Systems Administrator Location Remote USA Project Description: DXC is scheduled to migrate our client's applications and related servers from the customer's data center in Phoenix, AZ to the DXC data center in Suwanee,...SeniorRemote workShift work
$160k
...System Administrator Position Overview We are seeking an experienced System Administrator to support the implementation, troubleshooting, and... ...The ideal candidate will have strong experience administering Linux, Unix, or Windows environments and supporting enterprise...Senior- ...Overview Edgewater Federal Solutions is seeking a Senior Linux System Administrator to support a major national laboratory. Responsibilities Monitor, maintain, and repair physical and virtual server systems. Resolve technical issues affecting hardware, operating systems...Senior
$52 per hour
...Senior Systems Administrator The Senior Systems Administrator shall demonstrate experience in systems administration in the following operating systems: UNIX, Linux, or Windows. The specialized experience includes Linux system administration of Redhat and security setup...SeniorHourly payContract work- ...and structure, that fosters timely deployment and optimal operation of Information Systems to support the research of the AFRL mission. Responsibilities Serves as head Linux administrator Completes implementation/configuration of Linux tools and systems Manages...SeniorTemporary work
$92.3k - $166.85k
...Overview We are seeking a LINUX Systems Administrator to support DoD scientists and warfighters at Stennis Space Center. The role requires ensuring reliable access to the DoD’s largest supercomputing center and operating powerful supercomputers. Responsibilities Provide...SeniorInterim roleWork at office$92.3k - $166.85k
...Job Summary Leidos is seeking a highly experienced Linux-focused technical professional to support systems across cloud and on-prem environments. This role requires deep expertise in Linux administration, along with experience in infrastructure, security compliance, and...SeniorImmediate startRelocation packageFlexible hours- ...We are seeking a Linux Administrator to support the DTRA I3TS Infrastructure Services team to maintain and optimize the Linux production environment... ...standards and remediate critical vulnerabilities Monitor system performance and respond to alerts Establish and maintain NTP...SeniorShift workWeekend work
- ...JCS Solutions is seeking a Linux Administrator to support the DTRA I3TS Infrastructure Services (I3TS) team in maintaining and optimizing the... ...ITIL best practices while collaborating closely with system administration teams and stakeholders. What you will do: Provision...SeniorLocal areaWeekend work
- ...Job#: 3027091 Senior Linux Systems Administrator Location: Norco, California (Onsite) Role Overview This position provides senior-level administration, engineering, and operational support for a Linux-based enterprise system. The role serves as a technical authority for...SeniorWork at office
- ...Senior Systems Administrator AFRL plans and executes USAF programs in the areas of basic research, exploratory development, and advanced development... ...and core Subject Matter Expert (SME) for enterprise Unix/Linux operations within a mixed-OS, Windows-dominant...Senior
$110k - $125k
...troubleshoot virtual and physical servers/systems. Ensure system changes are completed in... ..., configure, and manage RHEL and other Linux‑based systems. Assist integration leads... ...in a virtualized environment required. Administration experience on RHEL 8/9 using Command Line...SeniorFull timeTemporary workWork experience placement- Infozone Inc is seeking an experienced Systems Administrator to support Linux workstations and servers in Littleton, Colorado. The ideal candidate will have 10+ years of experience and must possess a current and active TS/SCI Clearance. Responsibilities include managing...SeniorShift work
$160k
...provider of cybersecurity, software and systems engineering and IT services to the U.S.... ...government and military services. System Administrator Position Overview We are seeking an experienced... ...have strong experience administering Linux, Unix, or Windows environments and...SeniorWork at officeFlexible hours- Apptronik, based in Austin, TX, is seeking an experienced IT Systems Administrator to manage on-premise Linux infrastructure. The ideal candidate will ensure the health, security, and reliability of server systems that engineering teams rely on to simulate and validate...Senior
$92.3k - $166.85k
...the most powerful supercomputers in the world, we could use your experience and enthusiasm! You will be providing your LINUX Systems Administration expertise to ensure DoD scientists have reliable access to these critical resources. You will be directly supporting the...SeniorInterim roleWork at office$92.3k - $166.85k
A leading technology company is seeking a Linux Administrator in Fort Belvoir, Virginia. This role involves maintaining and optimizing Linux... ...tasks. Candidates should have a strong background in Linux system administration, experience with Red Hat environments, and hold...Senior$120.8k - $265.8k
A technology services provider is seeking a Senior Systems Administrator in Maryland. This role requires expertise in Linux and Windows systems administration along with TS/SCI clearance. Responsibilities include managing IT infrastructure, troubleshooting issues, and optimizing...Senior- Booster, based in Austin, TX, is looking for an experienced IT Systems Administrator to manage on-premise Linux infrastructure. This role involves ensuring the health and security of physical servers that support robotics applications. The ideal candidate will have a deep...Senior
$115k - $135k
...faster, safer, and without placing human lives at risk. Our systems operate with distributed control, dynamic routing, and... ...environments. About the role Forterra is seeking a highly skilled Linux System Administrator with a strong focus on Ansible, Automation, and Python to...SeniorFull timeTemporary workLocal areaRemote work- ...Overview TISTA Science and Technology is seeking a Senior System Administrator to join our growing team. At TISTA, you'll do meaningful, mission-... ...Military Leave, and much more! Responsibilities The Senior Linux System Administrator is responsible for the planning, deployment...SeniorTemporary workWork experience placementRemote workFlexible hours
- Iridium Communications Inc is hiring a Senior Systems Security Administrator in Chandler, Arizona. The successful candidate will be responsible for managing... ...experience, a Bachelor's degree, and familiarity with Linux systems. The role demands excellent communication skills...Senior
- Staffed4U is seeking a Senior Linux Systems Administrator in College Park, MD. The ideal candidate will have 15+ years of experience, be comfortable with Linux infrastructure, and possess an active TS/SCI clearance. Responsibilities include system administration, troubleshooting...Senior
- Career Listings is seeking a Linux Administrator to optimize the Linux production environment. The role involves sustaining Linux servers, developing... ...new capabilities, and managing the full lifecycle of Linux systems including installation, configuration, and patching. A Top...Senior
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