Senior Systems Administrator Jobs in Maryland

1 - 20 of 35 Jobs

Senior Systems AdministratorJob Title - Senior Systems Administrator

Maximus, Inc.Company Name - Maximus, Inc.

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Maryland, USA

Full-time

Description & Requirements Serve as the System Administrator for a closed, restricted network and support other DoD guest systems at various classification levels. This position is on-site and requires an active TS/SCI clearance. Maximus TCS (Technology and Consulting Services) Internal Job Profile Code: TCS220, T4, Band 7 Job-Specific Minimum Responsibilities: Tasks include performing installation, troubleshooting, and other administrative tasks associated with ongoing maintenance and enhanceme

Senior Systems AdministratorJob Title - Senior Systems Administrator

General Dynamics Information TechnologyCompany Name - General Dynamics Information Technology

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Germantown, Maryland, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: None Clearance Level Must Be Able to Obtain: None Public Trust/Other Required: None Job Family: Systems Engineering Job Qualifications: Skills: Complex Systems, High Availability, Systems Architecture, Systems Development, Systems Management Certifications: Red Hat Certified System Administrator (RHCSA) - Red Hat - redhat, VMware Certified Professional (VCP) - VMware Experience: 15 + years of related experience ship Req

Senior Systems AdministratorJob Title - Senior Systems Administrator

General Dynamics Information TechnologyCompany Name - General Dynamics Information Technology

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Germantown, Maryland, USA

Full-time

Senior Systems AdministratorJob Title - Senior Systems Administrator

CACI International, Inc.Company Name - CACI International, Inc.

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Annapolis, Maryland, USA

Full-time

Senior Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular Percentage of Travel Required: Up to 10% Type of Travel: Local * * * The Opportunity: CACI is seeking a Senior Linux Systems Administrator to provide support for implementation, troubleshooting and maintenance of Information Technology (IT) systems, manage IT system infrastructure and any processes related to these syste

Senior ServiceNow Systems AdministratorJob Title - Senior ServiceNow Systems Administrator

SAICCompany Name - SAIC

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Maryland, USA

Full-time

Job ID: 2504648 Location: ANNAPOLIS JUNCTION, MD, US Date Posted: 2025-04-15 Category: Information Technology Subcategory: Sys Administrator Schedule: Full-time Shift: Day Job Travel: No Minimum Clearance Required: TS/SCI with Poly Clearance Level Must Be Able to Obtain: TS/SCI with Poly Potential for Remote Work: No Description SAIC has an immediate opening for a ServiceNow Administrator in Annapolis Junction, on a very exciting program! In this role you will do many different things

Sr. Linux/Windows Systems Administrator - Linthicum MD - SECRET and higher - F-22, Keystone, Triton Programs - 14352Job Title - Sr. Linux/Windows Systems Administrator - Linthicum MD - SECRET and higher - F-22, Keystone, Triton Programs - 14352

ASD, Inc.Company Name - ASD, Inc.

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Linthicum Heights, Maryland, USA

Contract

Sr. Linux/Windows Systems Administrator to join its Classified Solutions team in Linthicum, MD. As a member of the classified solutions, IT you ll work in a fast-paced team environment alongside engineers and program managers to help support and make our technologies a reality. This position will serve on-site at our Linthicum, MD campus; this is not a remote work opportunity. Responsibilities: Perform as a Linux/Redhat Systems Administrator for a classified government contract. Perform as a Wi

Network and Computer Systems Administrator SeniorJob Title - Network and Computer Systems Administrator Senior

InDyneCompany Name - InDyne

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Maryland, USA

Full-time

Summary: Applies systems engineering and industry best practices in order to perform the following functions: provides end user systems support to include installation, troubleshooting, and patching of operating systems and applications, manage systems security using existing scripts, tools, and procedures to maintain compliance with DoD and local policy. Provides mentoring and training to other lower level systems administrators. Responsibilities: Design and development of complex hardware and

Senior IBMi Systems AdministratorJob Title - Senior IBMi Systems Administrator

Kforce Technology StaffingCompany Name - Kforce Technology Staffing

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Remote or San Diego, California, USA

Full-time

RESPONSIBILITIES: Kforce has a client in San Diego, CA that is seeking a Senior IBMi Systems Administrator. Responsibilities: * Install software and provide support of applications residing on servers as needed * Analyze and monitor network security access, conducting user access reviews as necessary * Assist in maintaining policies, practices, and SOX controls related to field of expertise; Properly document policies, practices, and controls for future reference, updating information as needed

Senior Network/Systems AdministratorJob Title - Senior Network/Systems Administrator

GovCIOCompany Name - GovCIO

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Remote

Full-time

Overview GovCIO is currently hiring for a Senior Network/Systems Administrator with an active Secret clearance. This position will be located in Sterling, VA and will be a fully remote position. Responsibilities Establishes and maintains smooth operation of computer systems (to include operating systems, software and hardware) in networked or stand-alone configurations, maintains system integrity, and upgrades systems and/or servers as required. May create and document new methods supporting

Remote Senior Systems AdministratorJob Title - Remote Senior Systems Administrator

Global Channel Management, Inc.Company Name - Global Channel Management, Inc.

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Remote or Framingham, Massachusetts, USA

Full-time

Remote Senior Systems Administrator needs 10+ years as a Systems Administrator Remote Senior Systems Administrator requires: Logistics experience Project management required Retail experience Hands on system experience; issue logging and tracking and communicating with stakeholders System testing Trade compliance (ex: Datecart) experience is a plus Remote Senior Systems Administrator duties: Assist with application deployments and on-boarding Maintain functional knowledge of Logistics processe

Senior Systems AdministratorJob Title - Senior Systems Administrator

General DynamicsCompany Name - General Dynamics

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Germantown, Maryland, USA

Full-time

Senior Systems AdministratorJob Title - Senior Systems Administrator

BlueHaloCompany Name - BlueHalo

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Annapolis, Maryland, USA

Full-time

Joining the BlueHalo team means immersing yourself in a dynamic environment, working alongside the brightest minds in technology through some of the toughest challenges facing our nation today. We are spearheading the future of global defense, with every BlueHalo employee playing a key role in our success. That's why our investment in you goes beyond competitive pay and a rewarding benefits package. We're committed to providing our people with the best opportunities to develop their skills, shar

Sr Systems AdministratorJob Title - Sr Systems Administrator

Sierra Nevada CorporationCompany Name - Sierra Nevada Corporation

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Remote or Lone Tree, Colorado, USA

Full-time

Do you have an eye for detail and a passion for developing innovation solutions? Join our team! As a Sr Systems Administrator, you will be using your skills and expertise to assist in the analysis, development, and configuration of our existing software and systems that address business requirements and processes. You'll be responsible for evaluating the interface between hardware and software, operational requirements, and characteristics of our systems, establishing and documenting system para

Senior Linux Systems AdministratorJob Title - Senior Linux Systems Administrator

LeidosCompany Name - 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

Senior Systems Administrator, Senior Desktop EngineerJob Title - Senior Systems Administrator, Senior Desktop 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

Senior Infrastructure and Systems AdministratorJob Title - Senior Infrastructure and Systems Administrator

PeratonCompany Name - Peraton

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College Park, Maryland, USA

Full-time

Responsibilities This position is an integral member of the Peraton Labs Network Systems and Cyber Mission Sector team supporting a customer site in College Park and Laurel, MD. Primarily location is College Park with the option for 1-2 days a week in Laurel. Responsibilities may include: Implement, maintain, and enhance complex and diverse research infrastructure systems and their appropriate security posture.Perform Linux and Microsoft Windows system administration tasks.Windows and Linux se

Senior Linux Systems Administrator 10k Sign on BonusJob Title - Senior Linux Systems Administrator 10k Sign on Bonus

LeidosCompany Name - Leidos

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Columbia, Maryland, USA

Full-time

Senior Systems and Network Administrator (US Remote)Job Title - Senior Systems and Network Administrator (US Remote)

Motorola SolutionsCompany Name - Motorola Solutions

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California, USA

Full-time

Company Overview At Motorola Solutions, we believe that everything starts with our people. We're a global close-knit community, united by the relentless pursuit to help keep people safer everywhere. Our critical communications, video security and command center technologies support public safety agencies and enterprises alike, enabling the coordination that's critical for safer communities, safer schools, safer hospitals and safer businesses. Connect with a career that matters, and help us buil

Systems Administrator Senior (App Dev & DevSecOps)Job Title - Systems Administrator Senior (App Dev & DevSecOps)

General DynamicsCompany Name - General Dynamics

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Virginia, USA

Full-time

Type of Requisition: Pipeline Clearance Level Must Currently Possess: Secret Clearance Level Must Be Able to Obtain: None Public Trust/Other Required: None Job Family: Systems Administration Job Qualifications: Skills: Active Directory (AD), Cloud Computing, Computer Servers, Kubernetes, Microsoft Windows Server Certifications: None Experience: 6 + years of related experience ship Required: No Job Description: GDIT is looking for a System Administrator (DevOps Engineer) to join our team'

Systems Administrator Senior-Azure (App Dev & DevSecOps) RemoteJob Title - Systems Administrator Senior-Azure (App Dev & DevSecOps) Remote

General DynamicsCompany Name - General Dynamics

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Remote

Full-time