Linux Administrator Jobs in Baltimore, MD

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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

Linux Administrator - Scripting (SA2) (Government)

AT&T Inc.

Columbia, Maryland, USA

Full-time

Job Description: AT&T Global Public Sector is a trusted provider of secure, IP enabled, cloud-based, network solutions and professional services to the Federal Government. We are dedicated to recruiting, developing and empowering a diverse, high-performing workforce that is passionate about what they do, committed to our shared values and dedicated to our customers' mission. Intelink Services provide interagency information sharing, content discovery, and collaboration capabilities on the IC s

Systems Administrator - LINUX / Containerization

Lockheed Martin Corporation

Maryland, USA

Full-time

Job Description This position is participating in our External Referral Program. If you know somebody who may be a fit, click here to submit a referral. If your referral is hired, you'll receive a $3000 payment! This position may be eligible for a $25K sign on bonus for external hires! Systems Administrator - LINUX / Containerization WHAT WE'RE DOING Lockheed Martin, Cyber & Intelligence invites you to step up to one of today's most daunting challenges: the evolving threat of cyber warfare.

Classified Linux Systems Administrator

Johns Hopkins University AppliedPhysicsLaboratory

Laurel, Maryland, USA

Full-time

Description Do you thrive in a fast-paced, dynamic classified environment? Do you want to be empowered to take ownership and stake in the overall engineering and operations of the IT infrastructure? Are you interested in learning new technologies and creating new IT capabilities? If so, we're looking for someone like you to apply and join our team at APL! We are ranked as one of Computerworld 's Top Places to Work in IT for 6 years running, and we are seeking a Linux Systems Administrator t

Senior Linux Systems Administrator

Leidos

Columbia, Maryland, USA

Full-time

Leidos has a new and exciting opportunity for a Senior Linux Systems Administrator in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immed

Certified RedHat Linux System Administrator

CSZNet, Inc

Annapolis, Maryland, USA

Contract, Third Party

System Administrator Location : Hyattsville, MD (Hybrid) Duration : 12 Months Contract Interview Types: Webcam Only Job Description Acquires, installs/configures, operates, and maintains computer hardware, software, and related infrastructure. Duties/Responsibilities: Ability to learn HASTUS to provide ongoing support to the Bus and Rail Scheduling Operations teams.Review security scan results and develop steps to mitigate vulnerabilities at the server and application levels.Responsible for effe

Senior Linux Systems Administrator

Leidos

Annapolis, Maryland, USA

Full-time

Leidos has a new and exciting opportunity for a Senior Linux Systems Administrator in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immed

Linux System Administrator (Onsite)

RTX Corporation

Annapolis, Maryland, USA

Full-time

Date Posted: 2025-05-27 Country: United States of America Location: HMD31: Annapolis, MD 2551 Riva Road , Annapolis, MD, 21401-7435 USA Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Security Clearance: None/Not Required Do you want to make your mark in the Aviation industry? Do you want to help release the next generation of products and services to advance the way we transmit millions of aviation data daily? As a Linux System Administrator, you wi

Senior Linux System Administrator

Zachary Piper Solutions, LLC

Aberdeen Proving Ground, Maryland, USA

Full-time

Piper Companies is looking for a Senior Linux System Administrator to join DoD consulting company. This position is onsite in Aberdeen Proving Ground, MD. Essential Duties of the Sr Linux System Administrator: Install, configure, and support an organization's local area network (LAN), wide area network (WAN), and Internet systems or a segment of a network system.Monitor network to ensure network availability to all system users and may perform necessary maintenance to support network availabili

Linux System Administrator

Zachary Piper Solutions, LLC

Aberdeen, Maryland, USA

Full-time

Piper Enterprise Solutions is seeking an Linux System Administrator to join a stable and well known team located at Aberdeen Proving Ground. Responsibilities of the Linux System Administrator: Install, configure, and support an organization's local area network (LAN), wide area network (WAN), and Internet systems or a segment of a network system. Monitor network to ensure network availability to all system users and may perform necessary maintenance to support network availability. May monitor

Linux System Administrator

Cornerstone Defense

Laurel, Maryland, USA

Full-time

Location: Laurel, Maryland Type: Contract Job #3499 Title: Linux System Administrator Location: Laurel, MD Compensation Range: $175,000-$200,000 *Clearance: *Active TS/SCI w/ Polygraph needed to apply * Company Overview: Cornerstone Defense is the Employer of Choice within the Intelligence, Defense, and Space communities of the U.S. Government. Realizing early on that our most prized assets are our employees, we continually focus our attention on improving the overall work/life experience the

Unix / Linux System Administrator with DevOps

Cymertek Corporation

Annapolis, Maryland, USA

Full-time

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 Administrator with DevOps** expertise to join our team and manage the infrastructure that supports our applications and services. In this role, you will be responsible for maintaining, automating, and optimizing our Unix and Linux-based systems while int

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

Linux / Unix Systems Administrator

Cymertek Corporation

Annapolis, Maryland, USA

Full-time

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 to join our team and ensure the stability, security, and efficiency of our systems infrastructure. In this role, you will be responsible for managing, monitoring, and maintaining Linux and Unix servers, troubleshooting system issues, and impleme

Linux / UNIX Systems Administrator (PeopleSoft / Oracle)

Cymertek Corporation

Annapolis, Maryland, USA

Full-time

Linux / UNIX Systems Administrator (PeopleSoft / Oracle) 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 skilled and motivated Linux / UNIX Systems Administrator (PeopleSoft / Oracle) to join our team and support the administration and optimization of our critical systems. In this role, you will manage and maintain Linux/UNIX environments, ensuring the stability, security, and performance o

Linux Administrator - Red Hat

Convene Inc.

Remote

Contract

About Convene Inc. Convene, Inc. is a Tampa based, award-winning technology services organization with offices and resources throughout the US, Mexico, and India. We have successful, referenceable customers, competitive benefits, and high-growth opportunities.Linux Administrator - Red Hat Duties will include but not limited to the following: Able to deploy and set up Red Hat Enterprise Linux on physical or virtual servers. Able to implement security policies, managing firewalls, and monitoring

Linux System Administrator

Sun Technologies,Inc.

Remote

Contract

Job Title: Linux System Administrator Duration: up to 12 months contract (with the possibility of extension) Location: Fort Worth, TX 76108 Pay Rate: $60/hr - $70/hr on W2 [the pay rate may differ depending on your skills, education, experience, and other qualifications] Featured Benefits: Medical Insurance in compliance with the ACA401(k)Sick leave in compliance with applicable state, federal, and local laws Skills Required: The Linux Systems Administrator will be a member of the Enterprise IT

Unix/Linux System Administrator

TalentBridge

Remote or Santa Cruz, California, USA

Contract

Key Responsibilities: Provide day-to-day administration and support for Unix/Linux systems Use Chef for infrastructure automation and configuration management Perform basic scripting and programming in Ruby to support Chef automation workflows Support and maintain NAS/SAN storage systems Implement and manage monitoring and alerting tools (e.g., Nagios , Icinga, or similar) Troubleshoot issues related to system performance, network connectivity, and storage Assist in implementing proactive monito

Red Hat Linux Admin

TalentzPro

Annapolis, Maryland, USA

Contract, Third Party

Job Title: Red Hat Linux Admin Location: Annapolis, MD Position: Long Term Contract Position(Onsite-Hybrid) SHOULD have active Red Hat Linux Administrator certificate Job 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

Senior Red Hat Linux Admin - Hybrid @ Annapolis, MD

Connexions Data Inc

Annapolis, Maryland, USA

Contract

Dear Candidate, Would you or someone you know be interested in Senior Red Hat Linux Admin that we have open for one of our clients. The details are below. Title: Senior Red Hat Linux Admin Minimum 10 years exp MANDATORY Location: HYBRID role @ Annapolis, MD Duration 3 years +