Principal Linux Systems Administrator Jobs in Baltimore, MD

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Sr Systems Administrator

Sierra Nevada Corporation

•

Remote or Lone Tree, Colorado, USA

Full-time

Do you have an eye for detail and a passion for developing innovation solutions? Join our team! As a Sr Systems Administrator, you will be using your skills and expertise to assist in the analysis, development, and configuration of our existing software and systems that address business requirements and processes. You'll be responsible for evaluating the interface between hardware and software, operational requirements, and characteristics of our systems, establishing and documenting system para
Posted 60+ days ago | Updated 3 hours ago

Mid-Level PostgreSQL Infrastructure Engineer

Leidos

•

Baltimore, Maryland, USA

Full-time

The Digital Modernization Sector has an opening for a Mid-Level PostgreSQL Infrastructure Engineer to work in Woodlawn, MD. This position requires onsite work in Woodlawn, MD five days a week Day to Day Responsibilities: The PostgreSQL Infrastructure Engineer has subject matter expertise as a PostgreSQL database infrastructure engineer using Open Source (Community Edition) PostgreSQL. The ideal candidate will support our customer by providing design, build, configuration, test, update, documen
Posted 1 day ago | Updated 3 hours ago

Red Hat Enterprise Linux (RHEL) Administrator

Maximus

•

Maryland, USA

Full-time

General information Job Posting Title Red Hat Enterprise Linux (RHEL) Administrator Date Friday, April 4, 2025 City Annapolis Junction State MD Country United States Working time Full-time Description & Requirements Maximus is seeking an accomplished Red Hat Enterprise Linux Administrator to provide expertise in managing and optimizing assets for our federal client's critical operations. As a Red Hat Enterprise Linux Admin, you will be responsible for managing and maintaining the RHEL infrastruc
Posted 30 days ago | Updated 9 hours ago

Red Hat Enterprise Linux (RHEL) Administrator

Maximus

•

Maryland, USA

Full-time

General information Job Posting Title Red Hat Enterprise Linux (RHEL) Administrator Date Friday, April 4, 2025 City Annapolis Junction State MD Country United States Working time Full-time Description & Requirements Maximus is seeking an accomplished Red Hat Enterprise Linux Administrator to provide expertise in managing and optimizing assets for our federal client's critical operations. As a Red Hat Enterprise Linux Admin, you will be responsible for managing and maintaining the R
Posted 30 days ago | Updated 11 hours ago

Red Hat Enterprise Linux (RHEL) Administrator

Maximus, Inc.

•

Maryland, USA

Full-time

Description & Requirements Maximus is seeking an accomplished Red Hat Enterprise Linux Administrator to provide expertise in managing and optimizing assets for our federal client's critical operations. As a Red Hat Enterprise Linux Admin, you will be responsible for managing and maintaining the RHEL infrastructure. Your role will involve overseeing system administration, configuration, troubleshooting, and ensuring the stability, security, and performance of the RHEL environment. This position i
Posted 34 days ago | Updated 10 hours ago

ITE 2 Linux Engineer

Realm One

•

Annapolis, Maryland, USA

Full-time

Are you ready to become a RealmOne WARRIOR! RealmOne was built on the principle that people matter first and foremost. We believe in providing a strong work/life balance by investing in our employees and encouraging professional and personal growth. We do this by offering exceptional benefits, flexible schedules, and the tools necessary to achieve success through paid training, mentoring, and the opportunity to work alongside top-notch security professionals. Join us on this journey as we execu
Posted 4 hours ago

SMARTS Engineer

Leidos

•

Baltimore, Maryland, USA

Full-time

The Digital Modernization Sector has an opening for a SMARTS Engineer to work onsite in Woodlawn, MD five days a week. This position requires onsite work in Woodlawn, MD five days a week. At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers' success. We empower our teams, contribute to our communities, and operate sustainable. Everything we do is built on a commitment to do the right thing for our customers, our pe
Posted 2 days ago | Updated 3 hours ago

Red Hat Linux Admin

Apexon

•

Annapolis, Maryland, USA

Third Party, Contract

Interview Mode - Onsite in Annapolis, MD no Exception Description: Installing, configuring, and maintaining Red Hat Enterprise Linux (RHEL) servers across development, testing, and production environments. b. Performing system upgrades, patch management, and security hardening to ensure compliance with industry standards. c. Monitoring system performance and troubleshooting issues to minimize downtime and optimize efficiency. d. Implementing automation scripts using Ansible, Bash, or Python to s
Easy Apply
Posted 18 days ago | Updated 17 days ago

Sr. Systems Admin

Zachary Piper Solutions, LLC

•

Aberdeen Proving Ground, Maryland, USA

Full-time

Piper Enterprise Solutions is seeking a Sr. Systems Admin - Linux for an on-site position located in Aberdeen, MD to join an amazing team responsible for providing technical and administrative support to support the DoD and other federal government agencies across all program activities. Responsibilities for the Sr. Systems Admin: Install, configure, and support the organization's local area network (LAN), wide area network (WAN), and Internet systems, ensuring seamless connectivity and perfor
Posted 3 days ago | Updated 1 hour ago

System Administrator 1

Jacobs

•

Annapolis, Maryland, USA

Full-time

Are you interested in using your skills to help shape the Cyber, Security, & Intel space? If so, look no further. We are seeking a Database Administrator to join our team of passionate individuals. In this role you will support challenging, mission-critical projects that make a direct impact on the nation's security and intelligence mission. Responsibilities: A system administrator provides support for implementation, troubleshooting and maintenance of IT systems. Manages IT system infrastructu
Posted 3 hours ago

Cross Domain Specialist

Booz Allen Hamilton

•

Columbia, Maryland, USA

Full-time

Job Number: R0213714 Cross Domain Specialist The Opportunity: Your te chn ical expertise makes you the team hero, solving one problem after another. What if you could use those skills to improve the te chn ology supporting the U.S. Federal Government? We're looking for a Cross Domain Spe cia list to help us design, deploy, and maintain Cross Domain Solutions for an enterprise environment. As a Cross Domain Spe cia list on our project, you'll constantly look for ways to make the infrastructure b
Posted 24 days ago | Updated 4 hours ago

Senior Software Developer

Booz Allen Hamilton

•

Laurel, Maryland, USA

Full-time

Job Number: R0219612 Software Developer, Senior The Opportunity: As a full stack developer, you can resolve a problem with a complete end-to-end solution in a fast, agile environment. If you're looking for the chance to not just develop software, but to create a system that will make a difference, we need you on our team. We're looking for an experienced developer like you with the skills needed to develop software and systems from vision to production-ready. This role is more than just coding.
Posted 3 days ago | Updated 4 hours ago

Cloud and Kubernetes Engineer - 6 Month CTH - Active Secret Clearance - Onsite Full-Time - (W2 Only)

Convergenz

•

Fort Meade, Maryland, USA

Contract

MUST have active Secret clearance Must be able to work onsite, full-time (9:00 am - 5:00 pm) This is a 6 month contract-to-hire position Overview: We are seeking a Senior Cloud & Kubernetes Engineer to support, optimize, and secure self-managed Kubernetes environments running on SIPRNet across VMware and Azure, hosted on RHEL servers.This role focuses on automation, security, Linux administration, and operational efficiency within a classified environment, ensuring mission-critical systems remai
Easy Apply
Posted 32 days ago | Updated 20 days ago

Site Reliability Engineer with Ansible

Leidos

•

Baltimore, Maryland, USA

Full-time

The Digital Modernization Sector has an opening for a Site Reliability Engineer with Ansible to work in Woodlawn, MD. Leidos is seeking a Site Reliability Engineer with Ansible to be part of the mission solution and help lead digital modernization strategy. We are a team of forward-looking professionals in need of a strong candidate with these key required skills: Ansible Automation, Atlassian Suite (Jira, Confluence, Bitbucket) Administration, Jenkins Administration, Checkmarx Administration,
Posted 10 days ago | Updated 3 hours ago

System Administrator

Jacobs

•

Severn, Maryland, USA

Full-time

Amentum is hiring a professional IT Systems Administrator that will successfully support and maintain a stable IT infrastructure for multiple SCIF and commercial environments. Providing support on telecommunications circuits, networking equipment, servers, AD enterprise, applications, and desktop support. Ensuring secure and stable operation of systems, seamless flow of information and proper functioning of endpoints throughout the organizations operations. Working as part of a team triaging of
Posted 3 hours ago

Digital Services Web Server Administrator - TS/SCI w/Poly

General Dynamics Information Technology

•

Maryland, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Systems Administration Job Qualifications: Skills: Scripting, Web Servers, Web ServicesCertifications: Comp TIA Security - CompTIAExperience: 3 + years of related experienceship Required: Yes Job Description: #ITPolyMDDigital Services Web Server Administrator Transform technology int
Posted 10 days ago | Updated 12 hours ago

System Administrator

SAIC

•

Maryland, USA

Full-time

Job ID: 2505510-HANOVER-MD Location: HANOVER, MD, US Date Posted: 2025-05-08 Category: Information Technology Subcategory: Sys Administrator Schedule: Full-time Shift: Day Job Travel: No Minimum Clearance Required: TS/SCI Clearance Level Must Be Able to Obtain: TS/SCI with Poly Potential for Remote Work: No Description SAIC is seeking a System Administrator to support the U.S. Army Combat Capabilities Development Command (CCDEVCOM), Engineering and Systems Integration (ESI) Directorat
Posted 3 days ago | Updated 1 hour ago

System Administrator

SAIC

•

Baltimore, Maryland, USA

Full-time

Job ID: 2505510-BALTIMORE-MD Location: BALTIMORE, MD, US Date Posted: 2025-05-08 Category: Information Technology Subcategory: Sys Administrator Schedule: Full-time Shift: Day Job Travel: No Minimum Clearance Required: TS/SCI Clearance Level Must Be Able to Obtain: TS/SCI with Poly Potential for Remote Work: No Description SAIC is seeking a System Administrator to support the U.S. Army Combat Capabilities Development Command (CCDEVCOM), Engineering and Systems Integration (ESI) Direct
Posted 3 days ago | Updated 1 hour ago

System Administrator

SAIC

•

Linthicum Heights, Maryland, USA

Full-time

Job ID: 2505510-LINTHICUM-MD Location: LINTHICUM, MD, US Date Posted: 2025-05-08 Category: Information Technology Subcategory: Sys Administrator Schedule: Full-time Shift: Day Job Travel: No Minimum Clearance Required: TS/SCI Clearance Level Must Be Able to Obtain: TS/SCI with Poly Potential for Remote Work: No Description SAIC is seeking a System Administrator to support the U.S. Army Combat Capabilities Development Command (CCDEVCOM), Engineering and Systems Integration (ESI) Direct
Posted 3 days ago | Updated 1 hour ago

System Administrator

SAIC

•

Elkridge, Maryland, USA

Full-time

Job ID: 2505510-ELKRIDGE-MD Location: ELKRIDGE, MD, US Date Posted: 2025-05-08 Category: Information Technology Subcategory: Sys Administrator Schedule: Full-time Shift: Day Job Travel: No Minimum Clearance Required: TS/SCI Clearance Level Must Be Able to Obtain: TS/SCI with Poly Potential for Remote Work: No Description SAIC is seeking a System Administrator to support the U.S. Army Combat Capabilities Development Command (CCDEVCOM), Engineering and Systems Integration (ESI) Director
Posted 3 days ago | Updated 1 hour ago