Linux System Administrator Jobs in Baltimore, MD

1 - 20 of 84 Jobs

Linux System Administrator (Onsite)Job Title - Linux System Administrator (Onsite)

RTX CorporationCompany Name - RTX Corporation

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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 - 10k Sign on BonusJob Title - Senior Linux System Administrator - 10k Sign on Bonus

LeidosCompany Name - Leidos

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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

Linux System AdministratorJob Title - Linux System Administrator

Zachary Piper Solutions, LLCCompany Name - Zachary Piper Solutions, LLC

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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

Certified RedHat Linux System AdministratorJob Title - Certified RedHat Linux System Administrator

CSZNet, IncCompany Name - CSZNet, Inc

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Annapolis, Maryland, USA

Third Party, Contract

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 System AdministratorJob Title - Senior Linux System Administrator

Zachary Piper Solutions, LLCCompany Name - Zachary Piper Solutions, LLC

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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 AdministratorJob Title - Linux System Administrator

Cornerstone DefenseCompany Name - Cornerstone Defense

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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

Linux System AdministratorJob Title - Linux System Administrator

Cymertek CorporationCompany Name - Cymertek Corporation

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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

Unix / Linux System Administrator with DevOpsJob Title - Unix / Linux System Administrator with DevOps

Cymertek CorporationCompany Name - Cymertek Corporation

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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 AdministratorJob Title - Linux System Administrator

Sun Technologies,Inc.Company Name - Sun Technologies,Inc.

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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

Sr RedHAT Certified Linux Administrator with IBM System p Administration ( Onsite Role in MD)Job Title - Sr RedHAT Certified Linux Administrator with IBM System p Administration ( Onsite Role in MD)

Unisoft Technology IncCompany Name - Unisoft Technology Inc

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Woodlawn, Maryland, USA

Contract, Third Party

RESOURCE QUALIFICATIONS Bachelor s degree, or postgraduate degree, in engineering, computer science, or related field Must have Red Hat Certified Systems Administrator. - Certification must be issued by Red Hat and include the resource s valid certification number.Ten (10) or more years of experience as a Red Hat system administrator.Ten (10) or more years of experience administering Unix (AIX) IBM pSeries systems.Fifteen (15) or more years of experience in the Information Technology (IT) field.

Sr RedHAT Certified Linux Administrator with IBM System p Administration must to have Red Hat Certified Systems Administrator. - CertificationJob Title - Sr RedHAT Certified Linux Administrator with IBM System p Administration must to have Red Hat Certified Systems Administrator. - Certification

Unisoft Technology IncCompany Name - Unisoft Technology Inc

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Woodlawn, Maryland, USA

Third Party, Contract

Direct Client REK - Sr RedHAT Certified Linux Administrator with IBM System p Administration ( Onsite Role in MD)Job Title - Direct Client REK - Sr RedHAT Certified Linux Administrator with IBM System p Administration ( Onsite Role in MD)

Unisoft Technology IncCompany Name - Unisoft Technology Inc

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Baltimore, Maryland, USA

Third Party, Contract

RESOURCE QUALIFICATIONS Bachelor s degree, or postgraduate degree, in engineering, computer science, or related field Must have Red Hat Certified Systems Administrator. - Certification must be issued by Red Hat and include the resource s valid certification number. Ten (10) or more years of experience as a Red Hat system administrator. Ten (10) or more years of experience administering Unix (AIX) IBM pSeries systems. Fifteen (15) or more years of experience in the Information Technology (IT) fie

Direct Client REK - Sr RedHAT Certified Linux Administrator with IBM System p Administration ( Onsite Role in MD)Job Title - Direct Client REK - Sr RedHAT Certified Linux Administrator with IBM System p Administration ( Onsite Role in MD)

Unisoft Technology IncCompany Name - Unisoft Technology Inc

•

Baltimore, Maryland, USA

Third Party, Contract

RESOURCE QUALIFICATIONS Bachelor s degree, or postgraduate degree, in engineering, computer science, or related field Must have Red Hat Certified Systems Administrator. - Certification must be issued by Red Hat and include the resource s valid certification number. Ten (10) or more years of experience as a Red Hat system administrator. Ten (10) or more years of experience administering Unix (AIX) IBM pSeries systems. Fifteen (15) or more years of experience in the Information Technology (IT) fie

Direct Client REK - Sr RedHAT Certified Linux Administrator with IBM System p Administration ( Onsite Role in MD)Job Title - Direct Client REK - Sr RedHAT Certified Linux Administrator with IBM System p Administration ( Onsite Role in MD)

Unisoft Technology IncCompany Name - Unisoft Technology Inc

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Baltimore, Maryland, USA

Contract, Third Party

RESOURCE QUALIFICATIONS Bachelor s degree, or postgraduate degree, in engineering, computer science, or related field Must have Red Hat Certified Systems Administrator. - Certification must be issued by Red Hat and include the resource s valid certification number. Ten (10) or more years of experience as a Red Hat system administrator. Ten (10) or more years of experience administering Unix (AIX) IBM pSeries systems. Fifteen (15) or more years of experience in the Information Technology (IT) fie

Mid Level Linux AdministratorJob Title - Mid Level Linux Administrator

JacobsCompany Name - Jacobs

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Maryland, USA

Full-time

Are you interested in using your skills to help shape the Cyber, Security, & Intel space? If so, look no further. Amentum is seeking a Mid Level Linux Administrator to join our team of passionate individuals in Hanover, MD. In this role you will support challenging, mission-critical projects that make a direct impact on the Nation's security and intelligence mission. Your Impact: Our contract supports more than 12 efforts with varying levels of hardware and software development requirements. O

Classified Linux Systems AdministratorJob Title - Classified Linux Systems Administrator

Johns Hopkins University AppliedPhysicsLaboratoryCompany Name - Johns Hopkins University AppliedPhysicsLaboratory

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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

Systems Administrator - LINUX / ContainerizationJob Title - Systems Administrator - LINUX / Containerization

Lockheed Martin CorporationCompany Name - Lockheed Martin Corporation

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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.

Senior Red Hat Linux AdministratorJob Title - Senior Red Hat Linux Administrator

ApexonCompany Name - Apexon

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Annapolis, Maryland, USA

Third Party, Contract

We are seeking a highly experienced Senior Red Hat Linux Administrator to manage and maintain enterprise-level RHEL systems across multiple environments. The candidate will be responsible for the setup, configuration, security, performance tuning, and ongoing support of RHEL servers, while collaborating closely with application, security, and infrastructure teams. Job Posting: Senior Red Hat Linux Administrator Client: Maryland Judiciary Location: Annapolis, MD (Locals Preferred) Red Hat Linux A

Senior Red Hat Linux AdministratorJob Title - Senior Red Hat Linux Administrator

Beacon Systems, IncCompany Name - Beacon Systems, Inc

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Annapolis, Maryland, USA

Contract, Third Party

About Beacon Systems, Inc Beacon Systems, Inc, delivers Program Management, Science, Engineering, and Technology Solutions to Federal, Commercial State, and Local Agencies. We are a subsidiary of Radiant Digital Services. We have a vast portfolio of clients across the country. Our Technology support to many DoD Agencies, NASA, Voice of America, FDA, and State Agencies such as State of FL, RI, MS, ND, VA, and WV extends our delivery of solutions worldwide. Position: Red Hat Linux Administrator

Red Hat Linux Administrator ( Need Local only F2F Interview)Job Title - Red Hat Linux Administrator ( Need Local only F2F Interview)

Galaxy Infotech INCCompany Name - Galaxy Infotech INC

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Annapolis, Maryland, USA

Third Party, Contract

Must share LinkedIn URL along with DL copyPosition: Red Hat Linux Administrator Visa: GC-EAD Only Client: Administrative office of the Courts (AOC) Location: 189 Harry S Truman Parkway, Annapolis, MD 21401 (three days onsite, two days remote) Duration: Five years Interview mode: In person at 187 Harry S Truman Parkway, Annapolis, MD 21401. AOC is seeking one Red Hat Linux Administrator. The Red Hat Linux Administrator will manage and optimize Red Hat Enterprise Linux (RHEL) environments. The re