windows/linux system administrator Jobs in baltimore, md

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Linux System Administrator

PANGIAM a BigBear.ai Company

•

Maryland, USA

Full-time

BigBear.ai is seeking a Linux Systems Administrator to a fast-paced team of system administrators providing support for implementation, troubleshooting and maintenance of InformationTechnology (IT) systems for critical enterprise applications. This position will report on site to Annapolis Junction, MD and requires a TS/SCI w/poly. What you will do Manage IT system infrastructure and any processes related to these systems.Provide support to IT systems including day-to-day operations, monitoring
Posted 4 days ago | Updated 4 days ago

Linux System Administrator

ManTech

•

Fort Meade, Maryland, USA

Full-time

ManTech seeks an experienced and passionate, career and customer-oriented Linux System Administrator to join our team located in the Fort Meade, MD area. Responsibilities include, but are not limited to: Design, engineer, and implement automated hardening scripts for internal servers adding scalability while circumventing manual process for new operating system rollout.Configure host-based intrusion detection systems.Monitor and troubleshoot/examine detected anomalies.Developed automation scrip
Posted 9 days ago | Updated 7 hours ago

Linux System Administrator

Brooksource

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Baltimore, Maryland, USA

Contract

Jr. Linux Administrator Location: Hybrid (2-3 days a week onsite); Local to Baltimore, MD; Philadelphia, PA; Washington, DC; Chicago, IL 6 Month Contract to Hire Pay Rate: $30-32/hr. on W2 w/ benefits The TechOps team at one of our largest Fortune 100 Energy clients is seeking a Unix Admin to provide hands on support for the maintenance and delivery of IT solutions. The ideal Jr. Unix Administrator will work alongside senior team members to help support RedHat servers, assist with server setup
Easy Apply
Posted 17 days ago

Senior Linux System Administrator

Booz Allen Hamilton

•

Columbia, Maryland, USA

Full-time

Job Number: R0219640 Linux System Administrator, Senior The Opportunity: Your technical expertise makes you the team hero, solving one problem after another. What if you could use those skills to improve the technology supporting the Department of Defense? We're looking for a Cross Domain Platform System Administrator to help us design, deploy, and maintain Cross Domain Solutions for an enterprise environment that supports critical cybersecurity mission customers. As a Linux system administrato
Posted 57 days ago | Updated 4 hours ago

Unix / Linux System Administrator with DevOps

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
Posted 60+ days ago | Updated 3 hours ago

Linux System Administrator

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
Easy Apply
Posted 60+ days ago | Updated 9 days ago

Linux System Administrator (NETPLAN)

Eclaro

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Remote

Contract

ECLARO is a company that delivers talent. We provide fully customizable, comprehensive talent acquisition and management of seasoned professionals through a number of business models, including: Consulting, Professional Hire, Global Integrated Delivery and Managed Services. Kindly email with a Word resume along with the position ID number, your hourly rate and availability. Job Title: Linux System Administrator Location: Remote Duration: 6 Months (Contract) $60/hour W2 25-04495 Preferred Backg
Easy Apply
Posted 29 days ago | Updated 4 days ago

Classified Linux Systems Administrator

Johns Hopkins Applied Physics Laboratory (APL)

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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 to hel
Posted 4 days ago | Updated 15 hours ago

Senior Linux Administrator - TS/SCI w/Poly

Jacobs

•

Linthicum Heights, Maryland, USA

Full-time

Your Impact: Are you interested in using your skills to help shape the Cyber, Security, & Intel space? If so, look no further. We are seeking an Senior Linux Administrator to join our team of passionate individuals on our Prime contract based out of Linthicum, Maryland. In this role you will support challenging, mission-critical projects that make a direct impact on the nation's security and intelligence mission. Responsibilities: Provides technical management, operations, and maintenance of sp
Posted 4 days ago | Updated 3 hours ago

Linux Systems Administrator

ManTech

•

Maryland, USA

Full-time

ManTech seeks a motivated, career- and customer-oriented Linux Systems Administrator to join our team in Hanover, MD. This role supports a global workforce executing mission-critical operations in defense of our Nation. As part of the Enterprise Infrastructure Services (EIS) organization, you will help manage core infrastructure and support the delivery of Enterprise Information Technology (EIT), the foundational platform for all MPO users. You will work closely with customers, Integrated Produc
Posted 42 days ago | Updated 7 hours ago

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
Posted 36 days ago | Updated 3 hours ago

Windows System Administrator (SA2) (Government)

AT&T Inc.

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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. RIS I is the delivery of regional IT services to the end user. We offer support of end user devices including desktop, w
Posted 60+ days ago | Updated 3 hours ago

Senior System Administrator

ManTech

•

Fort Meade, Maryland, USA

Full-time

ManTech seeks a System Administrator to join our team in the Ft. Meade, MD area. In this role, you will provide support for implementation, troubleshooting and maintenance of IT systems as well as manage IT system infrastructure and any processes related to these systems. Responsibilities include, but are not limited to: Responsible for providing support for implementation, troubleshooting and maintenance of IT systems while providing Tier 1 (Help Desk) problem identification, diagnosis and res
Posted 9 days ago | Updated 7 hours ago

System Administrator

Base-2 Solutions, LLC

•

Fort Meade, Maryland, USA

Full-time

Job Description Base-2 Solutions is seeking a skilled Linux based System Administrator (SA-1) to support DevOps team on VISTA TTO. This role requires a self-motivated individual who can collaborate with the development team, capabilities providers, and mission customers to migrate existing applications and services off legacy hardware and onto enterprise compute frameworks. Required Education Five (5) years experience as a SA in programs and contracts of similar scope, type, and complexity is r
Posted 8 days ago | Updated 3 hours ago

Senior Linux Systems Administrator

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
Posted 48 days ago | Updated 3 hours ago

Sr. System Administrator - VDI

Leidos

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Odenton, Maryland, USA

Full-time

The Defense group at Leidos has a career opening for a System Administrator on a DISA contract. This role is primarily on the customer site at Ft Meade, MD. Administrator will provide support for assigned systems supporting Joint Worldwide Intelligence Communications System (JWICS). PRIMARY RESPONSIBILITIES: Provide Senior level expertise for Virtual Desktop Infrastructure (VDI) environment.Lead as the Subject Matter Expert on all VDI related issues/needs.Provide support for ticket escalation o
Posted 16 days ago | Updated 3 hours ago

Mid Level Linux Administrator

Jacobs

•

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
Posted 41 days ago | Updated 3 hours ago

Sr. System Administrator - VMware

Leidos

•

Odenton, Maryland, USA

Full-time

The Defense group at Leidos has a career opening for a System Administration on a DISA contract. This role is primarily on the customer site at Ft Meade, MD. Administrator will provide support for assigned systems supporting Joint Worldwide Intelligence Communications System (JWICS). PRIMARY RESPONSIBILITIES: Provide Senior level expertise for VMware environment.Lead as the Subject Matter Expert on all VMware related issues/needs.Provide support for ticket escalation on major outages.Be able to
Posted 16 days ago | Updated 3 hours ago

Linux Systems Administrator

SAIC

•

Aberdeen, Maryland, USA

Full-time

Job ID: 2507120 Location: ABERDEEN, MD, US Date Posted: 2025-06-30 Category: Information Technology Subcategory: Sys Administrator Schedule: Full-time Shift: Day Job Travel: No Minimum Clearance Required: Top Secret Clearance Level Must Be Able to Obtain: None Potential for Remote Work: No Description SAIC is seeking a proven Linux Systems Administrator to join the Army Research Laboratory (ARL) Information Technology (IT) Modernization program and support the full range of Enterprise
Posted 4 days ago | Updated 1 hour ago

System Administrator I

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: Information Technology (IT), Information Technology (IT) Systems, Operating Systems (OS), Problem Resolution, Troubleshooting Certifications: None Experience: 4 + years of related experience ship Required: Yes Job Description: Syst
Posted 10 days ago | Updated 19 hours ago