linux systems administrator Jobs

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Linux System Administrator

Cymertek Corporation

•

Georgia, USA

Full-time

Linux System Administrator LOCATION Fort Eisenhower, GA 30905 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 team and play a vital role in managing and maintaining our Linux-based infrastructure. In this position, you will be responsible for deploying, configuring, monitoring, and troubleshooting Linux servers to ensure optimal performance, reliability, and secu
Posted 60+ days ago | Updated 1 hour ago

Linux System Administrator

Cymertek Corporation

•

Annapolis, Maryland, USA

Full-time

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 team and play a vital role in managing and maintaining our Linux-based infrastructure. In this position, you will be responsible for deploying, configuring, monitoring, and troubleshooting Linux servers to ensure optimal performance, reliability, and s
Posted 60+ days ago | Updated 1 hour ago

Linux Systems Ops Engineer

University of Minnesota

•

Minnesota, USA

Full-time

Position Responsibilities: We are seeking a highly skilled, self motivated, Linux systems engineer with technical leadership experience. The position will be responsible for leading various aspects of our day-to-day operations, as well as exploring and developing new technology solutions to keep MSI's cyberinfrastructure ecosystem in tune with current and developing best practices. Linux Systems and Infrastructure Operations (30%) Identify, remediate, and resolve day-to-day infrastructure operat
Posted 18 days ago | Updated 1 hour ago

Senior Linux IT Systems Engineer / Active Clearance / Orlando, FL

Lockheed Martin Corporation

•

Orlando, Florida, USA

Full-time

Job Description This role is for a Classified Linux IT Systems Engineer with a focus on supporting Red Hat-based Linux distributions, Kubernetes and High Performance Computing (HPC) clusters. Linux System administration of heterogeneous networks integrated into Windows Server Active Directory Domains. VMWare vSphere Infrastructure management of ESX clusters spanning multiple distributed networks. Maintain operating system cyber compliance, upgrades, and patching. (Windows/Linux/VMWare) Perform
Posted 27 days ago | Updated 1 hour ago

SCITLS UNIX/Linux OS Administrator

General Dynamics Information Technology

•

Offutt Air Force Base, Nebraska, USA

Full-time

Type of Requisition: Pipeline Clearance Level Must Currently Possess: Top Secret/SCI Clearance Level Must Be Able to Obtain: Top Secret/SCI Public Trust/Other Required: None Job Family: Systems Administration Job Qualifications: Skills: Computer Servers, Enterprise IT, Information Technology (IT) SystemsCertifications: NoneExperience: 8 + years of related experienceship Required: Yes Job Description: Seize your opportunity to make a personal impact as a SCITLS UNIX/Linux OS Administrator s
Posted 53 days ago | Updated 2 hours ago

Red Hat Linux Administrator ( Only Locals to Maryland)

Innovee Consulting LLC

•

Remote or Annapolis, Maryland, USA

Contract, Third Party

Role: Senior Red Hat Linux Administrator Location : Annapolis, MD Duration: 60 Months SCOPE OF WORK: The Senior Red Hat Linux Administrator will manage and optimize the Client Red Hat Enterprise Linux (RHEL) environments. The resource will be responsible for ensuring system stability, security, and performance while supporting a range of enterprise applications. This role requires advanced expertise in Linux administration, automation, troubleshooting, and security best practices. Qualificatio
Easy Apply
Posted 3 days ago | Updated 2 days ago

Linux System Administrator

ManTech

•

Laurel, Maryland, USA

Full-time

ManTech seeks a motivated, career and customer-oriented Linux System Administrator to join our team in Laurel, Maryland. Responsibilities include but are not limited to:Analyze and resolve complex problems associated with server hardware, applications, and software integration. Configure and manage LINUX and Solaris operating systems.Installs/loads operating systems software.Troubleshoot, maintain integrity of and configure network components.Implement operating systems enhancements to improve r
Posted 60+ days ago | Updated 10 hours ago

Senior Red Hat/Linux System Administrator

Talent Groups

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Annapolis, Maryland, USA

Contract

Job Title: Senior Red Hat/Linux System Administrator Job Description:We are seeking a highly experienced Senior Red Hat/Linux System Administrator to support and maintain Red Hat Enterprise Linux (RHEL) and Unix (AIX) IBM pSeries systems in a mission-critical, 24/7 environment. The ideal candidate will be responsible for system installations, upgrades, automation, performance tuning, and collaborating with application and security teams to ensure high availability and compliance with IT standard
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Posted 4 days ago

Hybrid Systems Engineer, Sr (Windows / Linux) / Onsite: CO

Lockheed Martin Corporation

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Remote or Littleton, Colorado, USA

Full-time

Job Description Our employees are the core of everything we do, and they are helping the future arrive. As a leading technology innovation company, our team of over 100,000 employees work with our partners around the world to bring the latest technology to our customers' toughest challenges. Headquartered in Bethesda, MD, Lockheed Martin has employees based in all 50 states and more than 570 facilities that span 70 countries. This Enterprise Operations (EO) position supports the Lockheed Marti
Posted 14 hours ago | Updated 1 hour ago

Senior Red Hat Linux Administrator Consultant- Hybrid Annapolis, MD

Stellar IT Solution

•

Annapolis, Maryland, USA

Contract, Third Party

5/5/2025 @4:30PM EST Position: Senior Red Hat Linux Administrator Consultant - PORFP K23-0094-25L-7 Location: 189 Harry S Truman Parkway, Annapolis, MD 21401 Onsite/ Remote: Hybrid Duration: Long-Term Submission Limit: 1 Can submit 1 candidate Must provide copy of degree & other evidence (i.e. transcript) Must provide copy of resources' Red Hat Certified Systems Administrator certification Signed Attachment O Resource Acknowledgement 2 days remote, 3 days on-site (Hybrid) Summary The AOC
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Posted 4 days ago | Updated 1 hour ago

Hybrid Systems Engineer, Sr (Windows / Linux) / Onsite: CO

Lockheed Martin

•

Littleton, Colorado, USA

Full-time

Job ID: 692395BR Date posted: Apr. 30, 2025 Description:Our employees are the core of everything we do, and they are helping the future arrive. As a leading technology innovation company, our team of over 100,000 employees work with our partners around the world to bring the latest technology to our customers' toughest challenges. Headquartered in Bethesda, MD, Lockheed Martin has employees based in all 50 states and more than 570 facilities that span 70 countries. This Enterprise Operations (
Posted 2 days ago | Updated 10 hours ago

Oracle Cloud Infrastructure (OCI) / Linux administrator (SME) with AWS Cloud ,Pacemaker Cluster Management- Hybrid work - Dallas TX

Cogent IBS, Inc

•

Dallas, Texas, USA

Contract

Oracle Cloud Infrastructure (OCI) / Linux administrator (SME) with AWS Cloud , Pacemaker Cluster Management - Hybrid work - Dallas TX Location: Dallas TX Duration: 12 + months Hybrid work Linux System Administration: o Install, configure, and maintain Linux servers (Suse, Red Hat, CentOS, Ubuntu, etc.). o Perform system monitoring, troubleshooting, and performance tuning. o Manage user accounts, permissions, and access controls. o Apply patches, updates, and security configurations to ensure
Easy Apply
Posted 60+ days ago | Updated 24 days ago

Senior Red Hat Linux Administrator

DTEL Engineering & Consultants Inc

•

Annapolis, Maryland, USA

Contract, Third Party

SCOPE OF WORK Offeror proposed resource shall be responsible for the following: a. Installing, configuring, and maintaining Red Hat Enterprise Linux (RHEL) servers across development, testing, and production environments.Performing system upgrades, patch management, and security hardening to ensure compliance with industry standards.Monitoring system performance and troubleshooting issues to minimize downtime and optimize efficiency.Implementing automation scripts using Ansible, Bash, or Python
Easy Apply
Posted 3 days ago | Updated 3 days ago

Senior Red Hat Linux Administrator

Trigint Solutions

•

Annapolis, Maryland, USA

Contract

The AOC is seeking proposals from prospective Offerors to provide one (1) Senior Red Hat Linux Administrator consultant. The Senior Red Hat Linux Administrator will manage and optimize the AOC s Red Hat Enterprise Linux (RHEL) environments. The resource will be responsible for ensuring system stability, security, and performance while supporting a range of enterprise applications. This role requires advanced expertise in Linux administration, automation, troubleshooting, and security best practi
Easy Apply
Posted 11 days ago | Updated 3 days ago

Senior Red Hat Linux Administrator - Hybrid

Volitiion IIT Inc

•

District of Columbia, USA

Contract, Third Party

PLACE OF PERFORMANCE - 3 days on site Annapolis, MD - 21401 - Hybrid 3 References are MUST IN-Person Interview Required Degree and Certificate copy required OFFEROR RESOURCE QUALIFICATIONS 1. The Offeror shall propose a resource that meet the following minimum qualifications: a. Bachelor's degree, or postgraduate degree, in engineering, computer science, or related field (as determined by the AOC). b. Red Hat Certified Systems Administrator. (1) Certification must be issued by Red Hat and i
Easy Apply
Posted 12 days ago

SCITLS UNIX/Linux OS Administrator

General Dynamics

•

Offutt Air Force Base, Nebraska, USA

Full-time

Type of Requisition: Pipeline Clearance Level Must Currently Possess: Top Secret/SCI Clearance Level Must Be Able to Obtain: Top Secret/SCI Public Trust/Other Required: None Job Family: Systems Administration Job Qualifications: Skills: Computer Servers, Enterprise IT, Information Technology (IT) Systems Certifications: None Experience: 8 + years of related experience ship Required: Yes Job Description: Seize your opportunity to make a personal impact as a SCITLS UNIX/Linux OS Administra
Posted 52 days ago | Updated 1 hour ago

Senior Linux Administrator in Annapolis, MD

Elegant Enterprise Wide Solutions

•

Annapolis, Maryland, USA

Contract, Third Party

QUALIFICATIONS: a. Bachelor's degree, or postgraduate degree, in engineering, computer science, or related field. b. Red Hat Certified Systems Administrator. (1) Certification must be issued by Red Hat and include the resource's valid certification number. 2. The Client prefers the proposed resource to have the following qualifications: a. Ten (10) or more years of experience as a Red Hat system administrator. b. Ten (10) or more years of experience administering Unix (AIX) IBM pSeries syst
Easy Apply
Posted 11 days ago | Updated 6 hours ago

Linux L3 Systems Engineer - Infrastructure Security, VP (C13)

Citi

•

Remote or New Castle, Delaware, USA

Full-time

About Citi: Citi, the leading global bank, has approximately 200 million customer accounts and does business in more than 160 countries and jurisdictions. Citi provides consumers, corporations, governments, and institutions with a broad range of financial products and services, including consumer banking and credit, corporate and investment banking, securities brokerage, transaction services, and wealth management. As a bank with a brain and a soul, Citi creates economic value that is systemic
Posted 9 days ago | Updated 1 hour ago

Senior Red Hat Linux Administrator

Trigyn Technologies, Inc.

•

Annapolis, Maryland, USA

Contract, Third Party

Trigyn's direct client has a very long-term need (5 years) for a Senior Red Hat Linux Administrator in Annapolis, MD. The particulars of the position are as follows. NOTE: LOCAL CANDIDATES ONLY - This will be a HYBRID position. (3 days on site and 2 days remote) Description: The Senior Red Hat Linux Administrator will manage and optimize the Red Hat Enterprise Linux (RHEL) environments. The resource will be responsible for ensuring system stability, security, and performance while supporting a
Posted 12 days ago | Updated 10 hours ago

SCITLS UNIX/Linux OS Administrator

General Dynamics Information Technology

•

Offutt Air Force Base, Nebraska, USA

Full-time

Type of Requisition: Pipeline Clearance Level Must Currently Possess: Top Secret/SCI Clearance Level Must Be Able to Obtain: Top Secret/SCI Public Trust/Other Required: None Job Family: Systems Administration Job Qualifications: Skills: Computer Servers, Enterprise IT, Information Technology (IT) Systems Certifications: None Experience: 8 + years of related experience ship Required: Yes Job Description: Seize your opportunity to make a personal impact as a SCITLS UNIX/Linux OS Administr
Posted 54 days ago | Updated 11 hours ago