sr windows system administrator level 4 Jobs in Linthicum Heights, Maryland

Sr. Linux / Windows Systems Administrator - 14352 with Security Clearance
Linthicum Heights, MarylandAdvanced Software DesignF-22, Keystone, Triton Programs 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...Full Job Details
Windows System Administrator, Level 2 with Security Clearance
Columbia, MarylandIndependent SoftwareWhat You Will Do As a Windows System Administrator, Level 2 you will manage, maintain, and secure physical and virtual Windows-based systems in a mission-critical environment. You will be responsible for daily administration, performance tuning, patching, and system upgrades...Full Job Details
Windows System Administrator with Security Clearance
MarylandInisCore TechnologiesRequired Clearance: Candidate must have a TS/SCI polygraph clearance Description We have an opening for a Windows System Administrator to support the delivery staff by ensuring service levels and objectives are met. The job duties of the Windows System Administrator are as...Full Job Details
Windows System Administrator with Security Clearance
Columbia, MarylandFlash Technology Group LLC$100000.00 - 116300.00 a yearWINDOWS SYSTEM ADMINISTRATOR Level II opening. Must ALREADY have a TS/SCI polygraph clearance. Job duties: Windows System Administrator to support the delivery staff by ensuring service levels and objectives are met. Administrating day-to-day IT systems to include system...Full Job Details
Windows System Administrator with Security Clearance
Springfield, VirginiaWindows Sys Admin - Springfield, VAJob Duties: • Systems administration of desktop and server systems connected to local and wide area networks. Desktop system management responsibilities involving account monitoring, security, Operating System (OS) installation, and other local area system administration...Full Job Details
Principal/Sr. Principal Windows Systems Administrator with Security Clearance
Annapolis Junction, MarylandNorthrop Grumman$100300.00 - 163020.00 a yearRELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the Time Description At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world...Full Job Details
Windows System Administrator (SA2) (Government) with Security Clearance
Columbia, MarylandAT&T Government Solutions$72000.00 - 147100.00 a yearJob 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...Full Job Details
Windows System Administrator (McLean) with Security Clearance
Mc Lean, VirginiaSecureVisionJob Duties: • Systems administration of desktop and server systems connected to local and wide area networks. Desktop system management responsibilities involving account monitoring, security, Operating System (OS) installation, and other local area system administration...Full Job Details
System/Network Administrator Level 3
MarylandBase-2 Solutions, LLCBase-2 Solutions is looking for a system/network administrator that provides support for implementation, troubleshooting and maintenance of Information Technology (IT) systems. Manages IT system infrastructure and any processes related to these systems. Provides support to...Full Job Details
OS Administrator Windows with Security Clearance
Chantilly, VirginiaCACI$86600.00 - 181800.00 a yearOS Administrator Windows Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: Secret Employee Type: Regular Percentage of Travel Required: Up to 10% Type of Travel: Continental US The Opportunity: CACI is looking for an Operating...Full Job Details
Windows Systems Administrator with Security Clearance
Linthicum Heights, MarylandAPR Consulting, Inc.$32.00 an hourOur aerospace client is looking for a Linux/Windows Systems Administrator with Active Secret Clearance will perform as a Linux/Redhat systems administrator for a classified government contract. Location: Linthicum, MD 21090 (Onsite) Position: Linux/Windows Systems...Full Job Details
Windows Systems Administrator with Security Clearance
Annapolis Junction, MarylandNorthrop Grumman$81300.00 - 132080.00 a yearRELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the Time Description At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world...Full Job Details
Windows System Administrator with Security Clearance
Herndon, VirginiaByte Systems, LLCCandidate MUST possess a TS/SCI clearance with Intel Polygraph Mandatory Requirements: • Bachelor's Degree in related technical discipline OR equivalent work experience in lieu of degree • 15 years of experience supporting Microsoft Windows enterprise environments, including...Full Job Details
Sr. Windows Administrator/Test Lab Manager TS/SCI Poly SAN DIEGO with Security Clearance
Alexandria, VirginiaLeidos$112450.00 - 203275.00 a yearR- Description Come join our exciting and fast-growing National Security Group. This position is located in San Diego, CA. You must have an active TS/SCI Polygraph up front. No exceptions. We are hiring a Senior Windows Administrator / Test Lab Manager to join a high...Full Job Details
Sr. Windows Administrator/Test Lab Manager TS/SCI Poly SAN DIEGO with Security Clearance
Annapolis Junction, MarylandLeidos$112450.00 - 203275.00 a yearR- Description Come join our exciting and fast-growing National Security Group. This position is located in San Diego, CA. You must have an active TS/SCI Polygraph up front. No exceptions. We are hiring a Senior Windows Administrator / Test Lab Manager to join a high...Full Job Details
System Administrator Level 2 with Security Clearance
Annapolis Junction, MarylandIntelliGenesis LLC$89102.56 - 164378.60 a yearJob Duties Analyze user requirements to derive software design and performance requirements Provide support for implementation, troubleshooting and maintenance of IT systems Provide Tier I (Help Desk) problem identification, diagnosis and resolution of problems Manage the...Full Job Details
System Administrator Level 3 with Security Clearance
Annapolis Junction, MarylandIntelliGenesis LLC$95023.30 - 197922.00 a yearJob Duties Analyze user requirements to derive software design and performance requirements Provide support for implementation, troubleshooting and maintenance of IT systems Provide Tier I (Help Desk) problem identification, diagnosis and resolution of problems Manage the...Full Job Details
Sr. System Administrator- Network Operations Center- with Security Clearance
Springfield, VirginiaRTXDate Posted: 2025-05-19 Country: United States of America Location: VA141: 8350 Alban Road, Springfield 8350 Alban Road Suite 700, Springfield, VA, 22150 USA Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S...Full Job Details
Linux / Windows Systems Administrator - 14352 with Security Clearance
Linthicum Heights, MarylandAdvanced Software DesignF-22, Keystone, Triton Programs Responsibilities: • Perform as a Linux/Redhat Systems Administrator for a classified government contract. • Perform as a Windows Systems Administrator for a classified government contract. • Maintain smooth operations of all computer...Full Job Details
Linux / Windows Systems Administrator - 14351 with Security Clearance
Linthicum Heights, MarylandAdvanced Software DesignF-22, Keystone, Triton Programs Responsibilities: • Perform as a Linux/Redhat systems administrator for a classified government contract. • Perform as a Windows Systems Administrator for a classified government contract. • Maintain smooth operation of all computer...Full Job Details
Senior System Administrator with Security Clearance
Arlington, VirginiaGolden Tech Systems Inc.Golden Tech Systems inc SR SYSTEMS ADMINISTRATOR Position Description: Certified Microsoft systems administrator with strong experience managing distributed infrastructures and data center operations composed of Windows platforms. Ability to plan, configure, install, and...Full Job Details
Windows Systems Administrator (SME) with Security Clearance
Alexandria, VirginiaLeidos$89700.00 - 162150.00 a yearR- Description Leidos is seeking a System Administrator to support a large enterprise IT contract for the DOD. This role requires an individual with subject matter expertise administering Windows servers within a physical and virtual environment. This role is responsible for...Full Job Details
Windows Administrator with Security Clearance
Annapolis Junction, MarylandMaximus Inc$70000.00 a yearDescription & Requirements Maximus is seeking a Senior Windows Administrator to join our team. As a Senior Windows Administrator, you will be responsible for overseeing the design, implementation, and maintenance of windows-based servers and systems. Your role will involve...Full Job Details
Windows Server System Administrator with Security Clearance
MarylandFUSE EngineeringDescription A SECURITY CLEARANCE AND POLYGRAPH ARE REQUIRED Provides support for implementation, troubleshooting and maintenance of Information Technology (IT) systems. Manages IT system infrastructure and any processes related to these systems. Provides support to IT...Full Job Details
Senior Systems Administrator (Windows/Linux) with Security Clearance
Anacostia Annex, Washington DCAmerican Systems Corporation$108100.00 a yearAMERICAN SYSTEMS is an employee-owned federal government contractor supporting national priority programs through our strategic solutions in the areas of Information Technology, Test & Evaluation, Program Mission Support, Engineering & Analysis, and Training....Full Job Details