Linux / Unix Systems Administrator Jobs in Maryland

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321 - 340 of 554 Jobs

Site Reliability Engineer

General Dynamics

•

Remote or Aurora, Colorado, USA

Full-time

Basic Qualifications Bachelor's degree in Computer Science, a related field or equivalent experience is required plus a minimum of 5 years of relevant experience; or Master's degree plus 3 years of relevant experience. CLEARANCE REQUIREMENTS: Department of Defense TS/SCI security clearance is required at time of hire. Applicants selected will be subject to a U.S. Government security investigation and must meet eligibility requirements for access to classified information. Due to the nature of
Posted 36 days ago | Updated 2 hours ago

Senior Oracle Exadata DBA - Service Delivery Manager - DBA Services

Infolob Global, Inc.

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Remote or Dallas, Texas, USA

Full-time

Position: Senior Oracle Exadata DBA - Service Delivery Manager - DBA Services Location: Dallas, TX /Remote Duration: Full Time Rate: $ Open/Year Job Description: Position Overview The Service Delivery Manager (SDM) will lead managed Oracle DBA services for external enterprise clients, combining strategic client management, SLA governance, and hands on technical expertise as an Oracle DBA. This dual role ensures clients receive proactive, high performance database operations within a fully
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Posted 8 days ago | Updated 22 hours ago

Remote System Admin | Linux Engineer | Unix Engineer or Windows System Engineer

Diversified Technology, Inc.

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Remote

Third Party, Contract

Linux Systems Engineerwith experience inAdministrationfor a one year(with possibility of extension) Must work on our W2 The Systems Engineer ESP supports our Enterprise Server Platforms. The incumbent must have knowledge of server(Windows or Linux) administration, configuration, troubleshooting, security, scripting, and networking. Strong communication and documentation skills are required as the candidate will typically be working with customers for support and new initiatives. Principal Acco
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Posted 60+ days ago | Updated 10 days ago

Senior Virtual Systems Engineer

City of New York

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Remote or New York, New York, USA

Full-time

Company Description Job Description Permanent incumbent only. Only permanent Certified IT Administrator (LAN / WAN) will be considered. The New York City Department of Investigation (DOI) is one of the oldest law enforcement agencies in the country with a mission of combating municipal corruption. It serves the people of New York City by acting as an independent and nonpartisan watchdog for New York City government, City agencies, and City employees, vendors with City contracts, individuals
Posted 54 days ago | Updated 2 hours ago

DevOps Engineer

Booz Allen Hamilton

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College Park, Maryland, USA

Full-time

Job Number: R0220838 DevOps Engineer The Opportunity: Everyone is trying to "harness the cloud," but not everyone knows how. As a DevOps engineer, you're eager to develop, manage, and secure a container platform that meets your client's needs and takes advantage of cloud capabilities. We need you to help us develop container management software to solve some of our clients' toughest challenges. As a platform DevOps engineer at Booz Allen, you can use your technical skills to affect mission-forw
Posted 32 days ago | Updated 3 hours ago

SIE3

CCS Global Tech

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Maryland, USA

Full-time

CCS Global Tech is a rapidly growing Information Technology company with a diverse portfolio of technology products and services and a large network of industry partnerships. With over 22 years of being a successful business with a global talent pool and presence, CCS is a certified Microsoft Gold Partner and specializes in delivering expert Microsoft based solutions for technical and business needs. We have been recognized by Inc. 500 Magazine as one of the fastest growing small companies in th
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Posted 18 hours ago | Updated 17 hours ago

Project Systems Engineer

Leidos

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Camp Springs, Maryland, USA

Full-time

Leidos has a unique and exciting opportunity to offer a Project System Engineer, who would like to expand their knowledge and grow with the Leidos team on the (AFNCR ITS) Air Force National Capital Region IT Services Program. The Project Systems Engineer is responsible for assessing systems, determining problems, providing solutions to issues that arise, designing systems, upgrading systems, maintaining systems and brainstorming possible improvements that can be made to a system in the future.
Posted 34 days ago | Updated 2 hours ago

Cross Domain Specialist

Booz Allen Hamilton

•

Columbia, Maryland, USA

Full-time

Job Number: R0213714 Cross Domain Specialist The Opportunity: Your te chn ical expertise makes you the team hero, solving one problem after another. What if you could use those skills to improve the te chn ology supporting the U.S. Federal Government? We're looking for a Cross Domain Spe cia list to help us design, deploy, and maintain Cross Domain Solutions for an enterprise environment. As a Cross Domain Spe cia list on our project, you'll constantly look for ways to make the infrastructure b
Posted 60+ days ago | Updated 3 hours ago

Senior Applications Administrator

Centene Corporation

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Missouri, USA

Full-time

You could be the one who changes everything for our 28 million members by using technology to improve health outcomes around the world. As a diversified, national organization, Centene's technology professionals have access to competitive benefits including a fresh perspective on workplace flexibility. Position Purpose: Works with leadership to identify enterprise application software needs and oversees activities to deliver appropriate business and aligned solutions. Communicate plans, status,
Posted 54 days ago | Updated 2 hours ago

Mid-Level Network Administrator

Leidos

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Odenton, Maryland, USA

Full-time

The Defense group at Leidos has a career opening for a Mid-Level Network 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: Works with limited supervision to perform configuration of assets to include switches, load balancers, routers, and FirewallsPerform routine maintenance, troubleshooting, updates
Posted 23 days ago | Updated 2 hours ago

Senior Systems Engineer (Government)

AT&T Inc.

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Waldorf, Maryland, USA

Full-time

Job Description: This position requires office presence of a minimum of 1 - 5 days per month, based on the needs of the business and is only located in the location(s) posted. No relocation is offered. 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, committ
Posted 7 days ago | Updated 2 hours ago

Senior Full Stack Developer Lead - Inventory Management - JERSEY CITY

Citi

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Remote or Jersey City, New Jersey, USA

Full-time

As part of the Inventory Management Applications Suite, Senior Application Developer is responsible for leading very high volume / low latency enterprise multi-tiered Java applications to provide cutting edge solutions for the Stock Record and related Application in the Capital Markets domain while following the industry best practices and Citi standards. The primary responsibility will be leading the design and development and providing Level 3 support for these applications. Coordination betwe
Posted 55 days ago | Updated 2 hours ago

Senior DevOps Cloud Engineer and RHEL Specialist

SAIC

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Remote

Full-time

Job ID: 2506335 Location: REMOTE WORK, AL, US Date Posted: 2025-06-04 Category: Information Technology Subcategory: Cloud Comp Engr Schedule: Full-time Shift: Day Job Travel: Yes, 10 % of the Time Minimum Clearance Required: Interim Secret Clearance Level Must Be Able to Obtain: Secret Potential for Remote Work: Yes Description SAIC is seeking a highly motivated Senior DevOps Cloud Engineer and RHEL Specialist to join our CloudOne team on the Government A1 Enclave by CloudOne project.
Posted 37 days ago | Updated moments ago

Data Scientist Job Family - Generative AI, Machine Learning, Python, R - Remote

Molina Healthcare

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Remote or Long Beach, California, USA

Full-time

Job Description Job Description Job Summary Responsible for overseeing data science projects, managing and mentoring a team, and aligning data initiatives with business goals. Lead the development and implementation of data models, collaborate with cross-functional teams, and stay updated on industry trends. Ensure ethical data use and communicate complex technical concepts to non-technical stakeholders. Lead initiatives on model governance and model ops to align with regulatory and security
Posted 27 days ago | Updated 2 hours ago

Cloud Engineer

GovCIO

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Remote

Full-time

Overview GovCIO is currently hiring for a Hybrid Remote Cloud Administrator to configure, deploy, refine, and administer AWS-based resources using both Microsoft Windows and Red Hat Enterprise Linux. This position will be a Hybrid Remote position, location Hanover, MD. Responsibilities Configure, deploy, improve, and administer AWS-based resources. Build, install, configure, STIG, test and deploy AWS infrastructure and DevSecOps platform components as new requirements arise. Build, install,
Posted 10 days ago | Updated 11 hours ago

Senior GCP Platform Engineer (449836)

Vaco by Highspring

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Remote

Contract

Senior GCP Platform Engineer | 449836 DETAILS Location: 100% Remote Position Type: 6M C2H Hourly / Salary: to $145K JOB SUMMARY Vaco Technology is currently seeing a Senior GCP Platform Engineer for a 6M C2H opportunity that is 100% remote-based. The Senior GCP Platform Engineer must possess a strong understanding of Cloud-based Platforms, including GCP, AWS, and Azure, with specialization in GCP. The GCP Platform Engineer must possess extensive hands-on expertise in CloudDeployment Manager, Co
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Posted 18 days ago

Principal Systems Engineer

Leidos

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Fort Meade, Maryland, USA

Full-time

Description Leidos has a new and exciting opportunity for a Principal System Engineer 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 i
Posted 13 days ago | Updated 16 hours ago

Network Infrastructure Engineer (Senior)

Leidos

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Remote

Full-time

Leidos is seeking a Sr. Network Management Engineer (Infrastructure Engineer) to join our AGUN migration team. PROGRAM SUMMARY: The AGUN program is a highly demanding mission and requires expert technical and professional management to support the Army's global wide area network and security infrastructure. You will be supporting a large and complex network migration and operations for the US Army. This role is remote and will include leadership of operations support staff and directing operati
Posted 41 days ago | Updated 2 hours ago

Systems Engineer - 100% onsite

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
Posted 53 days ago | Updated 11 hours ago

Applications Development Technical Lead Analyst

Citi

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Remote or Tampa, Florida, USA

Full-time

Citibank, N.A. seeks an Applications Development Technical Lead Analyst for its Tampa, FL location. Duties: Provide continuous support from a Development Operations lens for business applications including external client and internal client-based OTC Margin Calculations, MERIT, Netting Engine, and Quattro. Ensure all mission critical applications are stable for internal and external Citi clients. Communicate with team members and alleviate any time-difference issues, including all development
Posted 29 days ago | Updated 2 hours ago