Linux Systems Administrator
Lentech
Maintain the security posture of a Linux computing environment for a team of 30 analysts and developers performing data science activities and developing forward-looking models to enhance strategic decisions about Information Technology performance and capacity. Manage user accounts, maintain the security posture of 3 environments and monitor the performance and health of the systems and data-processing applications. You’ll provide your customers insight into their network through monitoring and performance management. Junior Linux Administrator Responsibilities: Maintain the security posture of a Linux computing environment for a team of 30 analysts and developers performing data science activities and developing forward-looking models to enhance strategic decisions about Information Technology performance and capacity. Manage user accounts, maintain the security posture of 3 environments and monitor the performance and health of the systems and data-processing applications. You’ll provide your customers insight into their network through monitoring and performance management. Required: Active and current TS.SCI w FSP through MD Ability to obtain an IAT Level II certification within 180 days of start date 3+ years of experience with system administration for U.S. Government customers Experience with maintaining and administering virtual machines, including Windows and Linux Experience administering servers in AWS environments Experience with maintaining system compliance and accreditation Experience with setting up and configuring system monitoring tools such as Nagios, Splunk, or Elastic Experience with troubleshooting technical issues in custom software Experience coordinating larger-scale systems administration efforts across multiple technical teams or organizations HS diploma or GED Preferred: Experience with system state management tools, such as Ansible for Linux and Desired State Configuration (DSC) for Windows Experience with source control tools, such as Git Experience with programming languages, such as Python Experience with system scripting languages, such as Bash and PowerShell Experience with writing technical documentation Experience with maintaining Elasticsearch or Elastic-stack products Experience identifying and resolving security advisories and applying vendor patches Ability to maintain software development infrastructure supporting three environments, including developing, testing, and producing in a fast-paced, highly technical environment IAT Level II certification preferred #J-18808-Ljbffr
$150k - $190k
...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...SuggestedFull time$120k - $240k
...effort to consolidate a diverse set of systems into a new cohesive solution that improves... ...: Work with current owners and administrators to understand existing systems, requirements... ...Skills: Extensive RedHat (RHEL), CentOs Linux, and/or UNIX experience. Experience...SuggestedFull timeWork at officeFlexible hours- ...The Johns Hopkins University Applied Physics Laboratory is seeking a Linux System Administrator to join the RF Engineering group. In this role, you will manage and secure Linux systems within classified environments. Your responsibilities will include maintaining infrastructure...Suggested
- ...Booz Allen Hamilton in Columbia, MD, is seeking a Linux System Administrator to design, deploy, and maintain Cross Domain Solutions for a mission critical DoD environment. You will help improve security, reliability, and performance while following strict controls. The...Suggested
- ...GDIT is seeking a Systems Administrator to support the Agency’s High-Performance Computing (HPC) infrastructure and development environment. The role emphasizes Linux system administration, automation, and security compliance to maintain large-scale HPC clusters. Qualified...Suggested
- ...Power3 is seeking a Principal Systems Administrator (Linux) in Laurel, MD to join our infrastructure team. You will manage Linux VMs across OpenStack, AWS, and VMware environments, emphasize VM security, and work with DevOps tools like Ansible and Rancher to keep clusters...
- ...Amatriot is seeking a Red Hat Enterprise Linux Administrator to manage and optimize a federal client’s RHEL infrastructure. You will oversee system administration, configuration, and security to ensure stability and high availability. This role requires DoD Secret clearance...
- ...Maximus is seeking a Red Hat Enterprise Linux Administrator to manage and optimize RHEL assets for federal operations in Annapolis, MD. The role involves system administration, configuration, troubleshooting, security assessments, and ensuring system stability and performance...
$100k - $140k
...Red Alpha is looking for a Linux System Administrator to join a mission-critical software development effort in Maryland. This role involves performing system administration, monitoring system performance, and supporting overall architecture. Qualified candidates should...- ...Themis Insight seeks a Principal Systems Administrator (Linux) in Laurel, MD. You will lead Linux administration across OpenStack, AWS, and VMWare platforms, focusing on VM management, security, and DevOps tasks in a customer-facing environment. Ideal candidates have...
- ...Independent Software is seeking a System Administrator Level 1 to support mission-critical Linux environments for the Department of Defense and Intelligence Community. This role involves maintaining and troubleshooting Linux systems while ensuring compliance with security...
- 2HB Incorporated is seeking a System Administrator to support its government customer in Annapolis Junction, MD. The role requires a TS/SCI with Full Scope Polygraph clearance and focuses on secure Linux system administration. The ideal candidate will manage containers/...Full time
- ...A technology company based in Ellicott City, Maryland is seeking a System Administrator Level 2 to manage and optimize enterprise IT systems. The ideal candidate will have extensive experience in Linux and Windows environments, strong troubleshooting skills, and proficiency...
- ...CACI International Inc seeks a Systems Administrator 3 to join our Infrastructure team, supporting Linux VMs across OpenStack, AWS, and VMware environments. You will manage VM health, certificate lifecycle, and software updates while aligning with security requirements...
- ...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...Work at office
- ...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...Work at office
- ...CACI seeks a Systems Administrator II to perform system administration in support of a critical mission based in Fort Meade, MD. You will stand up, configure, and maintain Linux servers and contribute to secure, mission-focused operations. The role requires 3+ years of...
- ...Overview Linux System Administrator Annapolis Junction TS/SCI with poly At Bcore, our strength comes from how we deliver impact to the mission. Whether it’s architecting critical IT solutions, producing actionable intelligence, or developing cutting edge technology, we...
- ...MANTECH is seeking a motivated, career and customer-oriented Linux System Administrator in Laurel, MD. Become an integral part of a diverse team that delivers enterprise infrastructure capabilities for a global workforce performing a wide range of missions in defense...Contract workWork at officeShift work
$146k - $234k
...highly skilled Senior Cloud & Distributed Systems Engineer to support mission-critical,... ...availability. This is not a traditional system administration role - it is a reliability-focused... ...Responsibilities Administer and optimize enterprise Linux systems across large distributed...Contract workShift work$151k - $170k
...active TS/SCI with Polygraph is required for this position** Position Overview We are seeking a highly experienced Senior Linux System Administrator / System Engineer to support a high-visibility mission environment within the Intelligence Community. This role requires...Contract workWork experience placementLocal area- ...Overview The Linux System Administrator manages the day-to-day operations of Linux servers, ensuring system stability, security, and efficiency. This role involves troubleshooting issues, automating tasks, and supporting development or operations teams. Required Qualifications...
$10k
...Columbia Technology Partners is seeking a skilled Senior Linux System Administrator / Systems Engineer to support a mission-critical, IC-wide service environment. This role is ideal for a hands‑on professional with deep Linux expertise who enjoys working across infrastructure...Temporary workFor contractorsLocal areaShift workNight shiftWeekend workDay shiftAfternoon shiftWeekday work- ...performance infrastructure, and automating complex deployments at scale, you're in the right place! We are looking for a Senior Linux Systems Administrator who shares our drive to push boundaries and build secure, data-driven applications that make a real difference. In this...
- ...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...Work at office
$165k - $196k
...performance infrastructure, and automating complex deployments at scale, you’re in the right place! We are looking for a Senior Linux Systems Administrator who shares our drive to push boundaries and build secure, data‑driven applications that make a real difference. In this...Remote workFlexible hours$100k
Description Are you passionate about shaping secure, IT systems in classified environments? Do you want to influence system... ...someone like you to join our team at APL! We are seeking a Linux System Administrator to join the RF Engineering group to support Hardware‑in‑the...Interim role- ...Overview Black Canyon Consulting (BCC) is actively looking for Senior Linux System Administrator to support our work for the National Center for Biotechnology Information (NCBI) at the National Library of Medicine (NLM), an institute of the National Institutes of Health...Full timeWork at officeRemote work
- ...production environment. Strong knowledge of RHEL and/or Oracle Linux. In-depth knowledge of and real-world experience in... ...Certificates, SSL/TLS. Red Hat Certified Engineer; Red Hat Certified System Administrator. Peraton is seeking a Senior Linux Systems Administrator (...For contractorsWork at officeRemote workOverseasMonday to FridayFlexible hours
- ...changes, upgrades, patches and production. Install and configure systems, custom and third party software packages. Translate... ...software installations across multiple systems. Apache Server Administration. Troubleshooting and fixing errors common to Applications and...Full timeLocal area
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