Linux System Administrator
Searchability Aerospace & Defense
LINUX SYSTEM ADMINISTRATOR - Northern Virginia
We are seeking an experienced Linux System Administrator to support large-scale Linux enterprise environments operating within highly secure settings.
This is an opportunity to work across both traditional infrastructure and modern cloud environments while supporting mission-critical systems and services in the intelligence community.
THE BENEFITS
- Unbeatable benefits package + competitive salary
- Secure long-term programs
- Diverse infrastructure environment
- Strong career development opportunities
THE SYSTEM ADMINISTRATOR ROLE
You will be responsible for system administration, security patching, troubleshooting, hardware support, infrastructure monitoring, and cloud platform support.
The role requires strong technical problem-solving skills and the ability to work independently while supporting complex operational environments.
SYSTEM ADMINISTRATOR ESSENTIAL SKILLS
- 5+ years Linux Systems Administration experience
- Strong Linux operating systems knowledge
- Scripting and automation experience (Bash, Python)
- Understanding of networking fundamentals (switching, VLANS, storage)
- Experience supporting enterprise infrastructure
- Active Top Secret clearance
- Security+
DESIRABLE
- Kubernetes environments
- Cloud infrastructure experience
TO BE CONSIDERED
Please either apply by clicking online or emailing me directly at View email address on click.appcast.io . I can make myself available outside of normal working hours to suit between 7am and 8pm. If unavailable, please leave a message and either myself or one of my colleagues will respond.
By applying for this role, you give express consent for us to process and submit (subject to required skills) your application to our client in conjunction with this vacancy only.
I look forward to hearing from you.
SYSTEM ADMINISTRATOR / LINUX ADMINISTRATOR / RED HAT / KUBERNETES / CLOUD INFRASTRUCTURE / PUPPET / SECURITY+ / CISSP / TS/SCI / CI POLYGRAPH / NETWORKING / ENTERPRISE LINUX
- ...The Senior or Principal Linux Engineer will serve as the senior technical authority for the enterprise Linux environment, overseeing... ...day-to-day Linux support while driving best practices in system administration, scripting, automation, and infrastructure management. -...SuggestedFull time
$168k - $195k
...Technologies has been voted Baltimore Business Journal's (BBJ) Best Places to Work 2026! Belay Technologies is seeking a Linux Systems Administrator with 10+ years of experience and a technical degree to support secure, mission-critical environments. The ideal candidate...SuggestedContract workWork experience placementFlexible hours- ...TS/SCI with both Polygraphs is required POSITION: Senior System Administrator REQUISITION: NINSEA-AE4-13.061724bk LOCATION :... ...enhance security and compliance posture of centos, and Amazon Linux 2 OS’s. • Collaborate with interdependent organizations to...Suggested
- ...powers unprecedented mission-critical analysis, scientific discovery, and scalable national security outcomes. As a Linux System Administrator on this program, you will help deliver enhanced HPC capabilities across multi-vendor HPC servers, HPC clusters, and specialized...SuggestedContract workTemporary workLocal areaImmediate start
- ...Job Description Job Description Apply now: Senior Linux Administrator, location is Owings Mills, MD. The start date is ASAP for this 12... ...Enterprise Linux (RHEL 7/8/9) environments. • Manage Linux systems running within VMware vSphere virtualized infrastructure. •...SuggestedContract workImmediate start2 days per week
$146k - $234k
...ResponsibilitiesOverview:Peraton is seeking a Linux Automation Administrator in our Linthicum, MD office in support of our Department of Defense (... ...to support meetings, deployments, and team activities.The system administration team is expected to have on-site coverage 0...Contract workWork at officeMonday to FridayShift work- ...Description JOB DESCRIPTION Insight Global is seeking a Linux Automation Administrator in support of the Department of Defense (DoD) as part of a... ...software applications and appliances. Schedule: The system administration team is expected to have on-site coverage 0...Monday to Friday
$130k - $270k
...Senior DevOps Engineer (Hybrid) - AWS/Java/Linux/Ansible/Git/Python Aberdeen Proving Grounds, MD - Hybrid Build to something... ...ideal candidate will have strong working knowledge in Linux systems administration, and a background in Big Data solutions, configuration...Hourly payTemporary work2 days per week3 days per week- ...THE U.S. ARMY OR ARMY RESERVE*** As a Network Communication Systems Specialist, you'll be responsible for installing, repairing,... ...with Maintenance & Repairs, Electronic Troubleshooting, Network Administration. In addition, there are 131 nationally recognized...Full timePart timeImmediate startRelocation package
- ...Java-based and AWS Glue/Apache Spark-based systems, including troubleshooting batch job... ...including bash and Python for database administration and CloudFormation for deployments. · Demonstrated... ...) · Advanced experience in a Linux environment. · Experience in an AWS environment...Temporary workWork at office
$48.08 - $108.17 per hour
...report to the Operations Task Lead and maintains a fleet of Linux Systems (mostly RHEL 8 and RHEL 9) across on-premises and cloud networks... ...meetings, deployments, and team activities. The system administration team is expected to have on-site coverage 0600-1800 Monday-Friday...Hourly payContract workImmediate startRemote workRelocation packageMonday to FridayFlexible hours- ...Job Description Job Description cFocus Software seeks a Linux/Kubernetes Automation Engineer to join our program supporting the United... ...configure, patch, and troubleshoot Linux servers and operating system services using approved baselines and repeatable automation....
$63.17k - $67.68k
...Veteran Firm Seeking a System Administrator for an Onsite Assignment in Baltimore, MD My name is Stephen Hrutka. I lead a Veteran-Owned management... ...of specialized experience administering multi-user Unix Linux systems and data communications networks. If you’re...Remote work$75k - $110k
...Desktop Support Engineer to serve as our team's Microsoft Windows administration expert and primary hands-on technical support resource for our... ...of a broad range of consumer technologies and applications Linux and shell scripting is a plus Base salary for the role is...Permanent employmentFull timeWork at officeLocal areaRemote workWork from homeFlexible hours3 days per week- ...schedules. Key Responsibilities End User Support Image, configure, deploy, and maintain laptops and desktop systems Provide technical support for Windows 11 and Linux environments Troubleshoot hardware, operating system, and application‑related issues Support user...Rotating shift
- ...We are hiring for an Informatica Administrator opportunity. Role: Informatica Administrator... ...Informatica environments across Linux and Oracle platforms. The ideal candidate... ...and Red Hat Linux. The role focuses on system administration, environment configuration...Full timeRemote work
$107.9k - $195.05k
...Sector at Leidos currently has an opening for a Senior Database Administrator (DBA) to work in our Baltimore, Maryland office. This is an... ...performance monitoring, tuning, and capacity planning to meet system availability (99.9%) and scalability requirements.Design and implement...Full timeWork at office- ...is a service-disabled veteran-owned small business (SDVOSB) who is looking to identify a motivated and customer-oriented Systems (Linux) Administrator to join our high-caliber team supporting our federal customer in the Intelligence Community. The work is challenging and...Long term contractContract workInterim role
- ...in Oracle MDM 2.x implementation at Utilities in a technical/functional capacity and its integration with various utility billing system like Oracle CC&B.At least 4 years of experience in MDM processes and configurations for Validation, Estimation and Editing Rules (VEE...Permanent employmentFull timeH1b
- ...Description Vibrint is a trusted provider of mission-critical systems and analysis that transform our customers' capacity and... ...____________________________________________ The Senior Linux System Administrator supports the implementation, maintenance, and...Local area
$20 - $30 per hour
..., with real debugging in real codebases. • Languages — Strong in Python or Go, and able to read a language you've never used. • Linux — Comfortable with logs, running processes, build failures, and containers. • Workflow — Everyday Git, diffs, pull requests, and issue...Hourly payFull timeContract workImmediate startRemote work$96.5k - $164k
...of generosity. Join us for the opportunity to grow and make a difference in ways that matter to you. Role SummaryThe Senior System Administrator - End User Compute (EUC) is responsible for the engineering, administration, support, and continuous improvement of the enterprise...Full timeLocal areaRemote workWork from home3 days per week- Job-ID29426526Reference26-28016A System Administrator, often abbreviated as sysadmin, is responsible for the maintenance, configuration, and reliable operation of computer systems and servers. Their primary duties include: Installing and configuring hardware and software...
- ...Rugged Science builds rugged computer systems for the U.S. military and some of the most... ...development, IT support, or systems administration role. • Working knowledge of SQL: writing... ...a specific language. • Comfort on the Linux command line and with Git for version control...Full timeCasual work
- ...Growth Opportunities Job Summary We are seeking a skilled Linux Developer with Hypervisor experience to join our team. As developer... ..., and documenting computer software for the Linux operating system. You will respond to any security or privacy breaches and prevent...Contract workFlexible hours
$130k - $270k
...have strong working knowledge in Kubernetes and Container Orchestration, Configuration Management, CI/CD, Automation, AWS, Linux systems administration, Scripting in Bash and Programming in Python, and a background in Big Data solutions. The DevOps Engineer will be...Hourly payTemporary workWork at officeWork from home- ...Practices and TroubleshootingWorking knowledge of Informatica Data Transformation and Data Transformation studioUnderstanding of Unix/Linux system, file systems, shell scriptingExperience with design and implementation of ETL/ELT framework for complex warehouses/martsHands-...
- ...Description: The client is seeking an experienced SQL Database Administrator to be part of a small development team focusing on the restructuring and modernization of the revenue collections systems and other related database environments. The candidate must have a...Contract workImmediate start
- ...Warriors: Your Next Mission Awaits! Are you a battle-hardened Linux engineer looking for your next challenge? Ready to continue defending... ..., troubleshooting, and analyzing critical DoD Cyber operational systems. This isn't just another job – it's a chance to make a real...Full time
- ...requirements, researching options, designing, and implementing solutions at a leadership level on project work. Experience scripting in a Linux environment to automate ETL solutions and data migration jobs. Understand and apply quality techniques and practices (automated...Temporary work
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Linux System Administrator. Be the first to apply!







