Windows/Linux System Administrator Jobs in Baltimore, MD

81 - 100 of 700 Jobs

System Administrator (Hybrid)Job Title - System Administrator (Hybrid)

CitiCompany Name - Citi

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Remote or Jacksonville, Florida, USA

Full-time

Overview of the Role Citi, the leading global bank, has approximately 200 million customer accounts and does business in more than 160 countries and jurisdictions. Citi provides consumers, corporations, governments, and institutions with a broad range of financial products and services, including consumer banking and credit, corporate and investment banking, securities brokerage, transaction services, and wealth management. As a bank with a brain and a soul, Citi creates economic value that is

Information System Security Officer (ISSO)Job Title - Information System Security Officer (ISSO)

Accenture LLPCompany Name - Accenture LLP

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Fort Meade, Maryland, USA

Full-time

At Accenture Federal Services, nothing matters more than helping the US federal government make the nation stronger and safer and life better for people. Our 13,000+ people are united in a shared purpose to pursue the limitless potential of technology and ingenuity for clients across defense, national security, public safety, civilian, and military health organizations. Join Accenture Federal Services, a technology company and part of global Accenture, to do work that matters in a collaborative

Windows System EngineerJob Title - Windows System Engineer

Mass General BrighamCompany Name - Mass General Brigham

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Remote or Somerville, Massachusetts, USA

Full-time

Site: Mass General Brigham Incorporated At Mass General Brigham, we know it takes a surprising range of talented professionals to advance our mission-from doctors, nurses, business people and tech experts, to dedicated researchers and systems analysts. As a not-for-profit organization, Mass General Brigham is committed to supporting patient care, research, teaching, and service to the community. We place great value on being a diverse, equitable and inclusive organization as we aim to reflect t

Unix/Linux AdministratorJob Title - Unix/Linux Administrator

Parsons Services CompanyCompany Name - Parsons Services Company

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Remote

Full-time

In a world of possibilities, pursue one with endless opportunities. Imagine Next! When it comes to what you want in your career, if you can imagine it, you can do it at Parsons. Imagine a career working with exceptional people sharing a common quest. Imagine a workplace where you can be yourself. Where you can thrive. Where you can find your next, right now. We've got what you're looking for. Job Description: This job opening is for an experienced Unix/Linux Administrator to provide systems a

DevOps System Administrator - Rapport PlatformJob Title - DevOps System Administrator - Rapport Platform

M&T BANK CORPORATIONCompany Name - M&T BANK CORPORATION

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Remote or Philadelphia, Pennsylvania, USA

Full-time

The Bank sponsors individuals for TN and H-1B transfers on a case by case basis. Please note that this position is not open to anyone on an F-1 student visa including those eligible for CPT/OPT or the Stem OPT extension. Overview: We are seeking a skilled Rapport System Administrator & DevOps Engineer to support and maintain both front-end user interfaces and back-end components of the Rapport system. This role is responsible for environment management, system monitoring, automated deployments,

Infrastructure Engineer (450315)Job Title - Infrastructure Engineer (450315)

Vaco by HighspringCompany Name - Vaco by Highspring

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Remote

Contract

Infrastructure Engineer | 450315 DETAILS Location: 100% Remote Position Type: 6M C2H Hourly / Salary: to $110K + 10% bonus potential JOB SUMMARY Vaco Technology is currently seeking an Infrastructure Engineer for a 6M C2H opportunity that is 100% remote. The Infrastructure Engineer will design, deploy, and maintain the IT infrastructure. The Infrastructure Engineer must possess expertise in server administration, virtualization platforms, M365, and Azure Services, with proficiency in hands-on P

Storage AdministratorJob Title - Storage Administrator

Johns Hopkins University AppliedPhysicsLaboratoryCompany Name - Johns Hopkins University AppliedPhysicsLaboratory

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Laurel, Maryland, USA

Full-time

Description Are you an experienced storage administrator who thrives in secure, high-stakes environments? Do you enjoy supporting mission-focused teams through robust enterprise storage systems? If so, we 're looking for someone like you to join our team at APL. We are seeking a creative IT professional to help us support classified computing facilities that are instrumental to significant Department of Defense and other government organizations. We take great pride in contributing our hardw

Senior Vulnerability ResearcherJob Title - Senior Vulnerability Researcher

Booz Allen HamiltonCompany Name - Booz Allen Hamilton

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Fort Meade, Maryland, USA

Full-time

Job Number: R0221503 Vulnerability Researcher, Senior Key Role: Conduct research and analysis to identify vulnerabilities and potential threat vectors into systems and networks, develop CNO and CNE exploits, enable capabilities, and engineer attack methodologies. Apply leading-edge principles, theories, and technologies and contribute to the development of new cyber operations concepts and tradecraft. Work on unusually complex national security problems and provide highly innovative solutions.

Systems AdministratorJob Title - Systems Administrator

ManTechCompany Name - ManTech

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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

Systems AdministratorJob Title - Systems Administrator

ManTechCompany Name - ManTech

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Laurel, Maryland, USA

Full-time

ManTech seeks a motivated and career-oriented Systems Administrator with Linux expertise to join our team in Laurel, MD. You will be part of a dedicated team delivering enterprise infrastructure capabilities for a global workforce that supports a wide range of national defense missions. This role directly supports the Enterprise Infrastructure Services (EIS) organization-the foundation of all Enterprise Information Technology (EIT) for MPO. Responsibilities include, but are not limited to: Supp

Systems AdministratorJob Title - Systems Administrator

ManTechCompany Name - ManTech

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Laurel, Maryland, USA

Full-time

Systems AdministratorJob Title - Systems Administrator

ManTechCompany Name - ManTech

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Fort Meade, Maryland, USA

Full-time

System EngineerJob Title - System Engineer

ManTechCompany Name - ManTech

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Fort Meade, Maryland, USA

Full-time

ManTech seeks an experienced and passionate, career and customer-oriented System Engineer to join our team located in the Ft. Meade, MD area. Responsibilities include, but are not limited to: Leverage IT automation to perform daily tasks associated with data repositories on air-gapped networks.Bash shell scriptingDemonstrate experience creating and managing virtual environmentsExperience configuring and maintaining storage and file systemsExperience in developing and delivering briefings, techn

System EngineerJob Title - System Engineer

ManTechCompany Name - ManTech

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Fort Meade, Maryland, USA

Full-time

Associate Systems EngineerJob Title - Associate Systems Engineer

Kratos Defense and Security Solutions, Inc.Company Name - Kratos Defense and Security Solutions, Inc.

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Lanham, Maryland, USA

Full-time

Job Description Ready for What's Next? At Kratos, we encourage an entrepreneurial spirit balanced with discipline. We work hard, and take care of our customers, employees, and families. Recognized as thought leaders in our industry, we are motivated by creating and delivering innovative solutions to our nation and global customers. The Associate Systems Engineer is involved in the design, development, integration, and testing of Satellite Ground Systems. The Associate Systems Engineer works wi

Systems Administrator 3Job Title - Systems Administrator 3

Realm OneCompany Name - Realm One

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Annapolis, Maryland, USA

Full-time

Are you ready to KANGAROO into action at RealmOne! 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 w

Test Software EngineerJob Title - Test Software Engineer

Lockheed Martin CorporationCompany Name - Lockheed Martin Corporation

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Remote or Sunnyvale, California, USA

Full-time

Job Description Space is a critical domain, connecting our technologies, our security and our humanity. While others view space as a destination, we see it as a realm of possibilities, where we can do more - we can innovate, invest, inspire and integrate our capabilities to transform the future. At Lockheed Martin Space, we aim to harness the full potential of space to cultivate innovation, reduce costs, and push the boundaries of what technology can achieve. We're creating future-ready soluti

Systems Engineer - 100% onsiteJob Title - Systems Engineer - 100% onsite

CalanceCompany Name - Calance

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Baltimore, Maryland, USA

Contract

General Summary: The Sr. Systems Engineer will provide technical leadership, project management, and task execution for administration, programming, maintenance, and performance implementation of departmental platforms. This includes the installation of new software, operating systems, related utilities/services, and hardware products, as well as the integration of new products and software into the organization. The role requires knowledge of compute, storage, patching and backup technologies

Senior Systems AdministratorJob Title - Senior Systems Administrator

LeidosCompany Name - Leidos

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Laurel, Maryland, USA

Full-time

Leidos has a new and exciting opportunity for a Senior 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 immediate v

Senior System EngineerJob Title - Senior System Engineer

SAICCompany Name - SAIC

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Fort Meade, Maryland, USA

Full-time

Job ID: 2506166 Location: FORT MEADE, MD, US Date Posted: 2025-06-24 Category: Engineering and Sciences Subcategory: Systems Engineer Schedule: Full-time Shift: Day Job Travel: No Minimum Clearance Required: TS/SCI with Poly Clearance Level Must Be Able to Obtain: None Potential for Remote Work: No Description SAIC, a leading provider of systems engineering & integration, systems development & deployment, intelligence analysis and targeting, and training solutions for the Intelligence