linux / unix systems administrator Jobs in maryland

141 - 160 of 594 Jobs

Senior Systems Engineer Level_IVJob Title - Senior Systems Engineer Level_IV

General Dynamics Information TechnologyCompany Name - General Dynamics Information Technology

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Laurel, 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 Engineering Job Qualifications: Skills: Complex Systems, Information Technology (IT) Systems, Linux, Systems Design, Systems Engineering Certifications: None Experience: 10 + years of related experience ship Required: Yes Job Description: The Senior Systems Engineer IV shall

System Administrator IJob Title - System Administrator I

General Dynamics Information TechnologyCompany Name - 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: Communication, Information Technology (IT), Network Components, Operating Systems (OS), Troubleshooting Certifications: None Experience: 4 + years of related experience ship Required: Yes Job Description: Provides support for implem

System Administrator IIJob Title - System Administrator II

General Dynamics Information TechnologyCompany Name - 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: Communication, Information Systems, Operating Systems (OS), System Security, Systems Software Certifications: None Experience: 4 + years of related experience ship Required: Yes Job Description: #ITPolyMD Provide support for imple

Information Security EngineerJob Title - Information Security Engineer

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

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Columbia, Maryland, USA

Full-time

Piper Companies is seeking a dynamic Security Engineer for a hybrid (3 days onsite) to join a pioneering healthcare team located in Columbia, MD. Responsibilities of the Security Engineer: Perform security functions including IAM, vulnerability scanning, light pen testing, and daily review of security reports and systems. Generate internal threat intelligence and conduct threat hunting to enhance the security stack. Ensure adherence to information security policies and procedures and monit

Sr Systems Engineer - Mid CareerJob Title - Sr Systems Engineer - Mid Career

Lockheed Martin CorporationCompany Name - Lockheed Martin Corporation

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Remote or Littleton, Colorado, USA

Full-time

Job Description WHO WE ARE Lockheed Martin is a global leader in aerospace, defense, and technology solutions, dedicated to pushing the boundaries of innovation and shaping the future of the industry. With a rich legacy of excellence and a commitment to delivering advanced capabilities to our customers, we are proud to be at the forefront of cutting-edge technology and engineering. WHAT WE'RE DOING At Lockheed Martin, we're revolutionizing the aerospace and defense sector through groundbreakin

F5 Load Balance Network EngineerJob Title - F5 Load Balance Network Engineer

Kforce Technology StaffingCompany Name - Kforce Technology Staffing

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Remote or Los Angeles, California, USA

Contract

RESPONSIBILITIES: Kforce has a client looking for an F5 Load Balance Network Engineer to join their team. This position is remote, but the client is ideally looking for someone located in WA, OR, CA or CO to support their team which works mostly MST and PST hours. Summary: This position will be a part of our client's Network Services team supporting their enterprise-grade F5 Load Balancing infrastructure within an ITIL framework and will focus on engineering and operational support for F5 envir

System Administrator IJob Title - System Administrator I

General DynamicsCompany Name - General Dynamics

•

Annapolis, 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: Communication, Information Technology (IT), Network Components, Operating Systems (OS), Troubleshooting Certifications: None Experience: 4 + years of related experience ship Required: Yes Job Description: Provides support for implem

Information Security EngineerJob Title - Information Security Engineer

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

•

Columbia, Maryland, USA

Full-time

Piper Companies is seeking a dynamic Security Engineer for a hybrid (3 days onsite) role located in Columbia, MD. You will be responsible for safeguarding the Software Development Life Cycle (SDLC), as well as implementing and maintaining information security controls and countermeasures to ensure robust protection for a pioneering healthcare team. Requirements of the Security Engineer: Perform security functions including IAM, vulnerability scanning, light pen testing, and daily review of sec

System Administrator IIJob Title - System Administrator II

General Dynamics Information TechnologyCompany Name - 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: Communication, Information Systems, Operating Systems (OS), System Security, Systems Software Certifications: None Experience: 4 + years of related experience ship Required: Yes Job Description: #ITPolyMD Provide support for implemen

Data Warehouse Senior Teradata DBA - RemoteJob Title - Data Warehouse Senior Teradata DBA - Remote

OptumCompany Name - Optum

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Remote or Lansing, Michigan, USA

Full-time

Optum is a global organization that delivers care, aided by technology to help millions of people live healthier lives. The work you do with our team will directly improve health outcomes by connecting people with the care, pharmacy benefits, data and resources they need to feel their best. Here, you will find a culture guided by inclusion, talented peers, comprehensive benefits and career development opportunities. Come make an impact on the communities we serve as you help us advance health op

Assoc Technical Support AnalystJob Title - Assoc Technical Support Analyst

CDK GlobalCompany Name - CDK Global

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Remote or Cincinnati, Ohio, USA

Full-time

Remote Position - USA About US CDK Global is a leading provider of cloud-based software to dealerships and Original Equipment Manufacturers ("OEMs") across automotive and related industries. The Company's cloud-based, software as a service ("SaaS") platform enables dealerships to manage their end-to-end business operations including the acquisition, sale, financing, insuring, repair, and maintenance of vehicles. By automating and streamlining critical workflows, the integrated platform of moder

Databricks Security Engineer, Senior (Security Clearance) -Remote work local to DC Metro or FLJob Title - Databricks Security Engineer, Senior (Security Clearance) -Remote work local to DC Metro or FL

ICFCompany Name - ICF

•

Remote or Arlington, Virginia, USA

Full-time

ICF International seeks an experienced and cleared Senior Databricks Engineer with cyber security experience to support the research and development of new cyber analytic capabilities that will help the US protect and defend its networks and critical information systems. The Senior Databricks Engineer will support a large federal cyber security analytic program. Your work will contribute to the knowledge of how cyber-attacks work, how vulnerabilities are exploited, and the way hostile cyber acto

Platform EngineerJob Title - Platform Engineer

SAICCompany Name - SAIC

•

Fort Meade, Maryland, USA

Full-time

Job ID: 2506165 Location: FORT MEADE, MD, US Date Posted: 2025-05-29 Category: Information Technology Subcategory: Platform Engr 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 Comm

Senior Systems Engineer (Dynatrace)Job Title - Senior Systems Engineer (Dynatrace)

Centene CorporationCompany Name - Centene Corporation

•

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: Leads observability projects that are focused on managing and maintaining optimum APM platform infrastructure performance, reliability, and security using SRE practices. Evalua

Customer Authentication Engineer III- RemoteJob Title - Customer Authentication Engineer III- Remote

ConsultNet, LLCCompany Name - ConsultNet, LLC

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Remote or Birmingham, Alabama, USA

Full-time

Customer Authentication Engineer Remote (CST or EST) 6-month Contract Pay Rate: $45.00 - $50.00 per hr. The Customer Authentication Engineer manages the day-to-day maintenance and operation of Authentication and related security systems to ensure that controls are adequate and effective in protecting customers, the environment, and employees. Primary Responsibilities Contractor role to help onboard a new application that is used for the account origination flow. Customer authentication is ke

System Administrator IIJob Title - System Administrator II

General DynamicsCompany Name - General Dynamics

•

Annapolis, 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: Communication, Information Systems, Operating Systems (OS), System Security, Systems Software Certifications: None Experience: 4 + years of related experience ship Required: Yes Job Description: #ITPolyMD Provide support for implemen

Field Application Engineer, Viasat GovernmentJob Title - Field Application Engineer, Viasat Government

Viasat, Inc.Company Name - Viasat, Inc.

•

Germantown, Maryland, USA

Full-time

About us One team. Global challenges. Infinite opportunities. At Viasat, we're on a mission to deliver connections with the capacity to change the world. For more than 35 years, Viasat has helped shape how consumers, businesses, governments and militaries around the globe communicate. We're looking for people who think big, act fearlessly, and create an inclusive environment that drives positive impact to join our team. What you'll do As a Field Applications Engineer you will provide customer,

Linux / Virtualization Infrastructure EngineerJob Title - Linux / Virtualization Infrastructure Engineer

Johns Hopkins University AppliedPhysicsLaboratoryCompany Name - Johns Hopkins University AppliedPhysicsLaboratory

•

Laurel, Maryland, USA

Full-time

Description Do you thrive in a fast-paced, dynamic collaborative team environment with a passion for Enterprise Linux and Virtualization services? Are you ready to use and develop your skills to solve ever-evolving challenges? If so, we're looking for someone like you to join our team at APL. We're seeking an Linux Systems and Virtualization Infrastructure Engineer to join our collaborative team. This role is ideal for candidates with a solid technical foundation who are eager to grow their

Senior Ab Initio Lead Developer - C13 - IRVINGJob Title - Senior Ab Initio Lead Developer - C13 - IRVING

CitiCompany Name - Citi

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Remote or Irving, Texas, USA

Full-time

The Information Service Group is seeking a Technical Specialist (Senior Technical lead) to build and manage Reference data ETL team . The Tech lead will build the team in Canada and work with ETL developers in NAM,EMEA and India(APAC) and will be overseeing the deliverables, provide architectural guidance, enforce best Citi practices, conduct code reviews, build support processes, and serve as escalation point during production outages. Interaction will be required with global development team c

Lead Software EngineerJob Title - Lead Software Engineer

Realm OneCompany Name - Realm One

•

Maryland, USA

Full-time

We're seeking a Lead Software Engineer to collaborate with system users, requirements owners and developmental contractors to translate operational requirements. If you are ready to support a high-performing team that truly makes a difference, thencome join us! Job Description: Essential Duties and Responsibilities: Collaborates with system users, requirements owners, and developmental contractors to translate operational requirements into software requirements, designs, and implementations.P