windows/linux system administrator Jobs in baltimore, md

1 - 20 of 612 Jobs

Senior Linux System AdministratorJob Title - Senior Linux System Administrator

Booz Allen HamiltonCompany Name - 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

Linux System AdministratorJob Title - Linux System Administrator

Booz Allen HamiltonCompany Name - Booz Allen Hamilton

•

Aberdeen Proving Ground, Maryland, USA

Full-time

Job Number: R0221928 Linux System Administrator The Opportunity: Your combination of people skills and system administrator knowledge makes you the team hero, solving one problem after another. What if you could use those skills to improve the technology supporting the U.S. Government? We're looking for a system administrator who specializes in Linux with skills in Linux FIPS mod, full disk encryption using LUKS, TANG, Clevis, VMWare, and Active Directory. As a Linux system administrator on our

Linux System Administrator, SeniorJob Title - Linux System Administrator, Senior

GovCIOCompany Name - GovCIO

•

Remote

Full-time

Overview GovCIO is hiring a Windows and Linux System Administrator (Senior) to support Veterans Affairs operational needs . The role requires AWS, Windows, and Linux administration experience, with strong database management skills, to maintain infrastructure and ensure system security and performance. This position is fully remote within the United States. Responsibilities Plan the transition of development and/or production environments to new technologies. Ensure data integrity and facilit

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

EclaroCompany Name - Eclaro

•

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

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

Cymertek CorporationCompany Name - 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

Senior Linux Administrator - TS/SCI w/PolyJob Title - Senior Linux Administrator - TS/SCI w/Poly

JacobsCompany Name - 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

5G Linux Systems AdministratorJob Title - 5G Linux Systems Administrator

Booz Allen HamiltonCompany Name - Booz Allen Hamilton

•

Maryland, USA

Full-time

Job Number: R0223041 5G Linux Systems Administrator The Opportunity: Are you driven by relentless curiosity and a passion for learning? Does the future of technology and innovation excite you? Elevate your system administration expertise by joining Booz Allen's cutting-edge 5G team! We are seeking innovative professionals who are ready to enhance, manage, and maintain our cutting-edge cloud-native network to support vulnerability research, data science efforts, virtual and augmented reality prog

System AdministratorJob Title - System Administrator

LeidosCompany Name - Leidos

•

Odenton, Maryland, USA

Full-time

The Defense group at Leidos has a career opening for a Journeyman 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 mid-level skillset for Virtual Desktop Infrastructure (VDI) environment.Provide support for ticket escalation on major outages.Be able to work in a rapid paced environmen

Senior System AdministratorJob Title - Senior System Administrator

Booz Allen HamiltonCompany Name - Booz Allen Hamilton

•

Catonsville, Maryland, USA

Full-time

Job Number: R0222587 System Administrator, Senior The Opportunity: Your combination of people skills and system administrator expertise makes you the team hero, solving one problem after another. What if you could use those skills to improve the technology supporting our client? As a System Administrator on our project, you'll support the operation, maintenance, and design of information technology resources within a laboratory for High Performance Computing ( HPC ) technology and data analytic

Windows System Administrator (SA2) (Government)Job Title - Windows System Administrator (SA2) (Government)

AT&T Inc.Company Name - 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. RIS I is the delivery of regional IT services to the end user. We offer support of end user devices including desktop, w

Sr. System AdministratorJob Title - Sr. System Administrator

LeidosCompany Name - Leidos

•

Odenton, Maryland, USA

Full-time

The Defense group at Leidos has a career opening for a System Administration Site Lead on a DISA contract. This role is primarily on the customer site at Ft. Meade, MD. The site lead will manage a team of 4-5 personnel providing support for assigned systems supporting Joint Worldwide Intelligence Communications System (JWICS). PRIMARY RESPONSIBILITIES: Directly report to Tier II/ Program Management on all technical and personnel concernsUtilize senior Linux sys admin experience to maintain and

Sr. System AdministratorJob Title - Sr. System Administrator

LeidosCompany Name - Leidos

•

Odenton, Maryland, USA

Full-time

Description The Defense group at Leidos has a career opening for a System Administration Site Lead on a DISA contract. This role is primarily on the customer site at Ft. Meade, MD. The site lead will manage a team of 4-5 personnel providing support for assigned systems supporting Joint Worldwide Intelligence Communications System (JWICS). PRIMARY RESPONSIBILITIES:Directly report to Tier II/ Program Management on all technical and personnel concerns Utilize senior Linux sys admin experience to m

Lead System Administrator 2Job Title - Lead System Administrator 2

PANGIAM a BigBear.ai CompanyCompany Name - PANGIAM a BigBear.ai Company

•

Columbia, Maryland, USA

Full-time

Overview BigBear.ai is hiring a Lead Systems Administrator 2 for an exciting upcoming Cyber Operations contract award to support contracts that provide enterprise architecture and standards related systems engineering. You will be coordinating activities pertaining to the development, documentation, and maintenance of the enterprise architecture. Tasks will include providing system engineering, configuration management, deployment management, planning, scheduling, and related processes, tools,

Sr. System Administrator - VDIJob Title - Sr. System Administrator - VDI

LeidosCompany Name - Leidos

•

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

Senior Linux Systems AdministratorJob Title - Senior Linux Systems Administrator

LeidosCompany Name - 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

Mid Level Linux AdministratorJob Title - Mid Level Linux Administrator

JacobsCompany Name - 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

Sr. System Administrator - VMwareJob Title - Sr. System Administrator - VMware

LeidosCompany Name - 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

Windows Systems AdministratorJob Title - Windows Systems Administrator

SAICCompany Name - SAIC

•

Adelphi, Maryland, USA

Full-time

Job ID: 2507346 Location: ADELPHI, MD, US Date Posted: 2025-07-08 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 Windows Systems Administrator to join the Army Research Laboratory (ARL) Information Technology (IT) Modernization program and support the full range of Enterpris

System Administrator (Top-Secret SCI CI Poly)Job Title - System Administrator (Top-Secret SCI CI Poly)

Take2 ConsultingCompany Name - Take2 Consulting

•

Fort Meade, Maryland, USA

Full-time

System Administrator Overview We are seeking a skilled Senior-Level FSR/Developer with expertise across various IT disciplines, including virtualization, operating systems, networking, automation, and security. The ideal candidate will have hands-on experience in the following areas: Virtualization and Infrastructure (VMware/ESXi): Hands-on experience with virtualization and infrastructure (VMware/ESXi)Proficient in deploying and managing virtual machines (VMs) within vSphereStrong understanding

System Administrator, SeniorJob Title - System Administrator, Senior

SilverEdgeCompany Name - SilverEdge

•

Maryland, USA

Full-time

Overview SilverEdge is seeking a Senior System Administrator to serve for a closed restricted network and support other DoD guest systems at various classification level. Tasks include performing installation, troubleshooting and other administrative tasks associated with ongoing maintenance and enhancement of information systems and services. Performs systems planning, management, analysis, integration, installation and training tasks that include all aspects of preparing and implementing a hi