Linux Systems Administrator
Gdit
SYSTEMS ADMINISTRATOR SME Advance how our customers operate while you advance your career. Join GDIT as a Systems Administrator SME and build an impactful career in enterprise IT, collaborating with people who are driven and resourceful like you. MEANINGFUL WORK AND PERSONAL IMPACT As a Systems Administrator SME, the work you’ll do at GDIT will be impactful to the mission of the US Department of War. WHAT YOU’LL NEED TO SUCCEED Bring your technology expertise and drive for innovation to GDIT. The Systems Administrator SME must have: Education: Technical Training, Certification(s) or Degree Experience: 10+ years of related experience with a Technical skills: Knowledge of Linux and Windows operating systems and command-line interface (CLI) Some familiarity in scripting languages (e Bash, PowerShell) Experience with system automation tools (e.g. Active Directory, Group Policy for Windows) Knowledge of network protocols and services (e.g. TCP/IP, DNS, DHCP) Familiarity with virtualization technologies (e.g. VMWare, KVM, Docker for Linux; Hyper V, VMWare for Windows) Some experience with monitoring and logging tools (e.g. Splunk, Zabbix, ELK) Understanding of security best practices and protocols Security clearance level: Active TS/SCI w/ Polygraph US citizenship required GDIT IS YOUR PLACE Growth: AI-powered career tool that identifies career steps and learning opportunities Support: An internal mobility team focused on helping you achieve your career goals Rewards: Comprehensive benefits and wellness packages, 401K with company match, and competitive pay and paid time off Community: Award‑winning culture of innovation and a military-friendly workplace OWN YOUR OPPORTUNITY Explore an enterprise IT career at GDIT and you’ll find endless opportunities to grow alongside colleagues who share your desire to drive operations forward. #IntelligenceEngineered #MD_2026Alumni #J-18808-Ljbffr
$125k - $240k
...Synergy ECP in Maryland is looking for a skilled Linux System Administrator to manage, maintain, and secure enterprise computing environments. Candidates must have strong Linux administration experience, proficiency in scripting, and a commitment to security. TS/SCI clearance...Suggested- ...Required Skills/Experience: • Linux system administration and integration experience (RHEL, CentOS, Ubuntu) • Cloud services experience (AWS, Azure); services provisioning, management of virtual services, familiarity with vendor Platform as a Service offerings...Suggested
- ...Required Skills: • Linux System Administrator • Running Security Scans • Monitoring system performance and troubleshooting issues with Elastic products such as Grafana and Kibana • Experience with Atlassian products such as Confluence for documentation and Jira...Suggested
- ...Overview Annapolis Junction, United States | Posted on 05/08/2026 We are seeking a skilled and detail-oriented Linux System Administrator to join our IT infrastructure team. The ideal candidate will have strong experience managing enterprise Linux environments and supporting...Suggested
- ...Linux Systems Administrator 230K-260K TS/SCI and Full Scope Poly Annapolis Junction, MD Provide expert support in the administration and maintenance of the Enterprise Linux infrastructure. Provide support in information security system requirements and design applicable...Suggested
- ...sponsor an employment Visa. What You’ll Be Doing (We don’t love the bullet points, but we love the work!) As the Linux System Administrator, you'll get to be part of a team responsible for providing support for a large-scale Linux system including installation...Visa sponsorshipWork visa
$185k - $215k
...information theft and augment protections for our customers systems. If you are looking to join a company that provides... ...Responsibilities: Candidate will be responsible for providing Sr. level Linux System Administration support for the program. Required: Sr. Linux (Red Hat/...$130k - $150k
...Polygraph is required for this position ** Description: Red Arch Solutions is seeking a skilled and detail-oriented Linux System Administrator to join our IT infrastructure team in Annapolis Junction, Maryland. The ideal candidate will have strong experience...Contract workWork experience placementLocal area$170,000 - $230,000 per week
...Systems Administrator Linux SME – LINUX Grow your impact. Grow your career. In this role you will provide mission‑critical support for a long‑standing Prime contract that requires rock‑solid Linux expertise. You’ll work in a fast‑paced setting where your decisions matter...Contract workTemporary workRemote workFlexible hours$101k - $129k
...Systems Administrator, Bulk Data Transport Operations Make an Impact Where It Matters Most At Intelliforce, we support mission infrastructure... ...partners. This is a strong fit for someone who enjoys Linux, operational support, and keeping high-availability systems...Contract workFor contractorsImmediate startWorldwideVisa sponsorship$125k - $240k
A leading technology company is seeking a seasoned Systems Administrator to manage and secure Linux Operating Systems in support of national security initiatives. The ideal candidate will have an active TS/SCI clearance and over 5 years of experience in IT customer service...- ...Unix / Linux System Administrator with DevOps LOCATION Annapolis Junction, MD 20701 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a talented and motivated **Unix / Linux System...Temporary workFor contractorsImmediate startFlexible hours
- ...Linux / Unix Systems Administrator LOCATION Annapolis Junction, MD 20701 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a dedicated and detail-oriented Linux / Unix Systems Administrator...Temporary workFor contractorsImmediate startFlexible hours
- ...firm in Maryland is seeking a Front Line Engineer to support the NSA. The ideal candidate will have extensive experience in system administration and LAN management, along with an active TS/SCI Full Scope Poly clearance. Responsibilities include configuring system software...Shift workNight shift
- ...General Dynamics Information Technology is seeking a Systems Administrator SME to enhance operations while advancing your career. Embrace impactful... ...candidates should have over 10 years of experience with Linux and Windows systems, possess scripting knowledge, and hold...
$100k - $140k
...Description A day in the life: We are looking for a Linux System Administrator to join a mission critical software development effort that provides automated and assisted data processing, analysis, and reporting to the customer. In this role, you will join an...Summer holidayImmediate start- ...Linux System Administrator LOCATION Annapolis Junction, MD 20701 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are looking for a dedicated and skilled Linux Systems Administrator to join our...Temporary workFor contractorsImmediate startFlexible hours
- ...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...Work at officeFlexible hours
$170k - $230k
...Infrastructure and Operations Job Qualifications: Skills: Linux, Software Updates, Virtual Environments, Virtualization... ...Required: Yes Job Description: LINUX SYSTEMS ADMINISTRATOR SME Advance how our customers operate while you advance your...Temporary workImmediate startRemote workWorldwideFlexible hours$70k - $124k
...Overview Job Title: Linux System Administrator Location: Arnold AFB Job Family Code: P – IT / Cyber Security / Network Systems Function/Branch: Engineering / Infrastructure Directorate: Mission Information Services Position Type: Regular, Full-Time Pay Type: Exempt Grade...Hourly payFull timeContract workFor contractorsLocal area$170k - $230k
...Infrastructure and Operations Job Qualifications: Skills: Linux, System Improvements, System Performance, Virtual Machines (VM)... ...Required: Yes Job Description: SYSTEMS ADMINISTRATOR SME - LINUX Grow your impact. Grow your career. At...Long term contractContract workTemporary workImmediate startRemote workWork from homeWorldwideFlexible hours$111.16k - $150.39k
...Qualifications: Skills: Hardware Refresh, IT Installations, Linux, System Performance Monitoring, Unix Operating Systems... ...Citizenship Required: Yes Job Description: LINUX SYSTEMS ADMINISTRATOR YOUR IMPACT Own your opportunity to support...Temporary workImmediate startRemote workWorldwideFlexible hours$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...$185k - $215k
...Neier Inc. is seeking a Senior Linux System Administrator in Maryland. The candidate will be responsible for providing senior-level Linux System Administration support, requiring 15 years of experience with systems like Red Hat, Rocky, and CentOS. The position offers...$125k - $240k
...Medium is seeking a Linux System Administrator in Maryland to manage and secure enterprise computing environments. Responsibilities include installing and maintaining Linux systems, monitoring performance, and managing security configurations. Candidates should have strong...Flexible hours$85k - $240k
...leading technology firm in Maryland is seeking candidates for a Systems Administration role requiring a TS/SCI clearance and citizenship. The ideal applicant will have at least two years of experience in Linux administration and basic networking. The position offers a...- ...A joint venture of two companies is seeking a Linux System Administrator to support the U.S. Air Force at Arnold AFB. The successful candidate will manage Linux-based servers, ensure system security, and provide troubleshooting support. A Bachelor’s degree in IT or equivalent...
$10k
...health and technology allowances, and access to a state-of-the-art technology lab. Learn more at Your Mission As a Senior Linux Systems Administrator , you will play a vital role in implementing, maintaining, and securing critical IT systems. You will manage day-to-day...- ...Neier Inc. is looking for a dedicated System Administrator in Maryland. You will be responsible for providing network management and systems... ...HPC) infrastructure. The ideal candidate will have extensive Linux experience, including scripting and system administration, as...
- A leading technology firm in Maryland is seeking an experienced System Administrator. The ideal candidate will have strong expertise in Linux, along with proficiency in Cisco and Netapp configurations. With at least ten years of relevant experience and a bachelor’s degree...
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