Senior System Administrator Jobs in Arlington, VA

1 - 20 of 4,866 Jobs

Senior System AdministratorJob Title - Senior System Administrator

LeidosCompany Name - Leidos

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Annapolis Junction, Maryland, USA

Full-time

Description Are you ready to work on projects that can potentially change the world? Join us at Leidos, where your most important work is ahead! You will enjoy great benefits such as 5 weeks of Paid Time Off, Flexible Schedules, Discounted Stock Purchase Plans, Education and Training Support and more! If this sounds like the kind of place where you can thrive, keep reading! The Leidos National Security has a career opportunity for a Senior System Administrator in the Ft. Meade, MD. Program Sum

Sr. Microsoft System AdministratorJob Title - Sr. Microsoft System Administrator

Chenega MIOSCompany Name - Chenega MIOS

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Washington, District of Columbia, USA

Full-time

Req ID: 30955 Summary Sr. Microsoft System Administrator Washington, DC Chenega Agile Real-Time Solutions (CARS) was created with the purpose of providing integrated enterprise IT support to Federal customers both CONUS and OCONUS. CARS employs Subject Matter Experts (SMEs) with decades of experience working in the Federal marketplace. Are you ready to enhance your skills and build your career in a rapidly evolving business climate? Are you looking for a career where professional developmen

Senior System Administrator [Forescout] - Active Top Secret Clearance RequiredJob Title - Senior System Administrator [Forescout] - Active Top Secret Clearance Required

Essential Network Security Solutions, LLCCompany Name - Essential Network Security Solutions, LLC

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Reston, Virginia, USA

Full-time

DescriptionWork individually or in a small integrated team, and may lead a task, project, or team. Ensure project completion and provide guidance and direction to lower-level technicians, specialists, and managers. Develop new concepts and processes and analyze root causes and resolve complex issues using your full knowledge of the industry. Perform systems administration of cyber tools sets and server systems connected to networks across multiple classification domains. Provide support to devel

Senior Network Engineer/System AdministratorJob Title - Senior Network Engineer/System Administrator

Motion Recruitment Partners, LLCCompany Name - Motion Recruitment Partners, LLC

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Arlington, Virginia, USA

Full-time

Senior Network Engineer/System Administrator This company unit is looking for a Senior Network Engineer/Sysadmin to join our growing DevOps & Infrastructure Team located in our software development center. The primary responsibility of this position is to design and provide support for network architecture, network devices, and network communication security within Industrial Control System (ICS) environments for non-nuclear power plants. This includes both on-premises computing edge and cloud-b

Senior System/Network AdministratorJob Title - Senior System/Network Administrator

LeidosCompany Name - Leidos

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Laurel, Maryland, USA

Full-time

Description The Senior System/Network Administrator candidate will support dataflow operations in a Linux operating system environment. The candidate should have extensive knowledge of dataflow technologies such as NiFi and should be well versed in configuration management tools (Puppet) and scripting (Bash) to successfully execute in the role. Experience should include a subset of the following:Provide support for implementation, troubleshooting and maintenance of IT systemsManage the daily act

Senior System AdministratorJob Title - Senior System Administrator

Red River Technology LLCCompany Name - Red River Technology LLC

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Remote

Full-time

Position Overview: The Senior System Administrator is responsible for the effective and efficient operation of the program's virtualized environments and IT systems. This position requires a seasoned professional who can manage and maintain complex systems, ensuring their optimal performance and security. A primary responsibility of this position is to work closely with the Prime Contractor's Technical Lead, other engineers, and program team in support of execution of this contract providing IT

Sr Linux System AdministratorJob Title - Sr Linux System Administrator

LeidosCompany Name - Leidos

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Annapolis Junction, Maryland, USA

Full-time

Description Are you ready to work on lifechanging programs? Join us at Leidos! Enjoy generous Paid Time Off, Flexible Schedules, Discounted Stock Purchase Plans, Education/Training Support and more! as a Sr Linux System Administrator onsite in the Ft. Meade area, MD. A TS/SCI with Polygraph is required to be considered for this opportunity. All work is onsite in the Ft. Meade, MD area. Program Summary Leidos is a preferred subcontractor on a large, multi-year contract that develops, integrates

Senior System AdministratorJob Title - Senior System Administrator

Prutech SolutionsCompany Name - Prutech Solutions

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Remote

Contract

About Us: Established in 1997, PruTech is committed to innovative problem-solving, solution creation, and fostering strong client partnerships. Serving a diverse array of industries, from government to finance, retail, and manufacturing, PruTech operates from strategic locations including New York City, Washington DC, North Carolina, and boasts a nearshore office in Mexico City and multiple offshore offices in India. With over two decades of experience in Information Technology and system integr

Senior Windows System AdministratorJob Title - Senior Windows System Administrator

SAICCompany Name - SAIC

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Quantico, Virginia, USA

Full-time

Job ID: 2404525 Location: QUANTICO, VA, US Date Posted: 2024-04-01 Category: Information Technology Subcategory: Sys Administrator Schedule: Full-time Shift: Day Job Travel: Yes, 10 % of the Time Minimum Clearance Required: Top Secret Clearance Level Must Be Able to Obtain: TS/SCI Potential for Remote Work: No Description Introduction Make a difference for national security by joining a team of dedicated IT professionals who will sustain, modernize and transform the enterprise IT capa

ServiceNow System Administrator -Job Title - ServiceNow System Administrator -

ICore InfotechCompany Name - ICore Infotech

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Vienna, Virginia, USA

Third Party, Contract

Job Title : ServiceNow System Administrator Location : Vienna, VA Certification as a ServiceNow Certified System Administrator, Implementation Specialist and/or Certified Application Developer 3+ years of experience in ServiceNow development, including custom application creation and module customization Responsibilities: You'll provide implementation, configuration, and day-to-day support of ServiceNow You'll lead the design, development, and implementation of ServiceNow ITSM Pro, starting wit

Messaging System AdministratorJob Title - Messaging System Administrator

Kforce Technology StaffingCompany Name - Kforce Technology Staffing

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Washington, District of Columbia, USA

Contract

RESPONSIBILITIES: Kforce has a client that is seeking a Messaging System Administrator in Washington, DC. Responsibilities: * Messaging System Administrator will ensure integrity of project data, extraction, storage, processing, and analysis * Manage customer's Multimedia Message Manager (M3) systems to include routine maintenance, patching, account management, and troubleshooting * Provide support for implementation, troubleshooting and maintenance of IT systems; Rapidly distinguish isolated u

System Administrator - F5 Load BalanceJob Title - System Administrator - F5 Load Balance

LeidosCompany Name - Leidos

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Alexandria, Virginia, USA

Full-time

Description Leidos is seeking a Load Balance System Administrator to support a large enterprise IT contract for the DOD . This role is responsible for implementation, operations, and maintenance of load balancer technologies in a global enterprise across multiple networks. Duties include updating to new technologies, tuning performance, and implementation of critical system patches. This infrastructure may include on-premises and cloud resources. Why Leidos? Leidos Life promotes excellent work

System AdministratorJob Title - System Administrator

General Dynamics Information TechnologyCompany Name - General Dynamics Information Technology

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Newington, Virginia, USA

Full-time

Transform technology into opportunity as a Systems Administrator with GDIT. A career in enterprise IT means connecting and enhancing the systems that matter most. At GDIT you'll be at the forefront of innovation and play a meaningful part in improving how agencies operate. At GDIT, people are our differentiator. As a Systems Administrator you will help ensure today is safe and tomorrow is smarter. Our work depends on Systems Administrator joining our team to provide technical support for our cl

Cyber System Signature / Firewall Administrator - TS/SCI with PolygraphJob Title - Cyber System Signature / Firewall Administrator - TS/SCI with Polygraph

General Dynamics Information TechnologyCompany Name - General Dynamics Information Technology

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Washington, District of Columbia, USA

Full-time

Own your career as a Cyber Intrusion Detection System Administrator at GDIT. Here, you'll have the opportunity to build strong lines of cyber defense using cutting-edge technologies. Your work in cyber security at GDIT will have an impact on securing our clients' missions and ensuring we anticipate the threats of tomorrow. At GDIT, people are our differentiator. As a Cyber Intrusion Detection System Administrator you will help ensure today is safe and tomorrow is smarter. HOW A CYBER INTRUSION

Linux System Administrator - Secret Clearance preferred (On-Site)Job Title - Linux System Administrator - Secret Clearance preferred (On-Site)

General Dynamics Information TechnologyCompany Name - General Dynamics Information Technology

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Oakton, Virginia, USA

Full-time

Discover a career that is challenging, impactful, and mission-critical. Join our team as a Linux System Administrator and make an impact. While you help us advance the mission, we'll help advance your career. ship required. Candidate must be local to the area and work onsite. Representative Duties and Tasks: Responsible for managing the functionality and efficiency of a group of computers running on one or more operating systemsMaintains the integrity and security of servers and systemsServes a

Network/System Administrator (Net/Sys Admin) IIIJob Title - Network/System Administrator (Net/Sys Admin) III

General Dynamics Information TechnologyCompany Name - General Dynamics Information Technology

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Washington, District of Columbia, USA

Full-time

Network Administrator Level DC metro area The primary function will be to organize, install, and support government organization's computer systems, including local area networks (LANs), wide area networks (WANs), network segments, intranets, and other data communication systems. This will also include helping architect, design and analyze network models. It will require participation in decisions about buying future hardware or software to upgrade organization's infrastructure. This positio

Linux System Administrator, Senior AdvisorJob Title - Linux System Administrator, Senior Advisor

PeratonCompany Name - Peraton

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Annapolis Junction, Maryland, USA

Full-time

About Peraton Peraton is a next-generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy. As the world's leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies. Peraton operates at the critical nexus between traditional and nontraditional threats across all domains: land, sea, space,

System Administrator IIIJob Title - System Administrator III

Robert HalfCompany Name - Robert Half

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Washington, District of Columbia, USA

Contract

Description We are offering a role in the automotive industry for a Systems Administrator based in Washington, DC. The position involves managing Microsoft Windows client architecture, performing timely deployments of application major upgrades, security updates and patches, and providing advanced troubleshooting for complex issues related to operating system enterprise software or configuration settings on client devices. The role is a contract opportunity, offering the chance to work in a hybr

System Administrator 3 - Tysons, VAJob Title - System Administrator 3 - Tysons, VA

MC Dean, IncCompany Name - MC Dean, Inc

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Tysons, Virginia, USA

Full-time

Job Duties and Responsibilities: In this role you will be responsible for monitoring, maintaining, and testing of Physical Access Control, CCTV, PSIM and Integrated Electronic Systems. This position is maintained at a single work location in the Washington D.C. area. Candidates must be flexible in schedule, neat in appearance, able to communicate professionally with customers and coworkers. Punctuality, attendance, a willingness to learn, and an ability to work well with others are key to succe

System Administrator - TS/SCI CI PolyJob Title - System Administrator - TS/SCI CI Poly

JobotCompany Name - Jobot

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Washington, District of Columbia, USA

Full-time

Must have a TS/SCI CI Poly This Jobot Job is hosted by: Denis Mikush Are you a fit? Easy Apply now by clicking the "Apply Now" button and sending us your resume. Salary: $100,000 - $150,000 per year A bit about us: This is a government consulting company has been around for the past 10+ years and helps the Federal Government. They help discover cracks in software products which allows them to better understand application security and reinforce operating systems. Why join us? Competitive Ba