Senior Systems Administrator Jobs in Reston, VA

41 - 60 of 4,445 Jobs

Systems AdministratorJob Title - Systems Administrator

General Dynamics Information TechnologyCompany Name - General Dynamics Information Technology

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Springfield, 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 TS/SCI cleared Systems Administrator joining our team to Support our intellige

Systems AdministratorJob Title - Systems Administrator

CDWCompany Name - CDW

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Washington, District of Columbia, USA

Full-time

The System Administrator (SA) 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 systems including day-to-day operations, monitoring and problem resolution for all of the client/server/storage/network devices, mobile devices, etc. Provides Tier 1 (Help Desk) and Tier 2 (Escalation) problem identification, diagnosis and resolution of problem

Systems AdministratorJob Title - Systems Administrator

AmentumCompany Name - Amentum

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Springfield, Virginia, USA

Full-time

Amentum is seeking a mid-level System Administrator to provide support for several, geographically dispersed, medium-sized secure Department of Defense (DoD) networks. The system administrator will be a part of a small, cohesive team, supporting networks running the latest Microsoft products and operating systems. This position will require minimal travel, in and around the Springfield, VA area, in support of remote client locations. Candidate must have superb communication skills, as they will

Systems Administrator- TS/SCI with PolygraphJob Title - Systems Administrator- TS/SCI with Polygraph

General Dynamics Information TechnologyCompany Name - General Dynamics Information Technology

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Springfield, Virginia, USA

Full-time

Deliver simple solutions to complex problems as a Systems Administrators at GDIT. Here, you'll tailor cutting-edge solutions to the unique requirements of our clients. You'll make the end user's experience your priority and we'll make your career growth ours. At GDIT, people are our differentiator. As a Systems Administrators you will help ensure today is safe and tomorrow is smarter. Our work depends on a Systems Administrators with Linux and Windows Infrastructure experience to manage and mai

Systems AdministratorJob Title - Systems Administrator

LeidosCompany Name - Leidos

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Arlington, Virginia, USA

Full-time

Description Leidos currently has an opening for a System Administrator to work in our Arlington, VA office. This is an exciting opportunity to use your gain experience helping multiple contracts and missions. This position will support multiple programs and projects housed at that location. We are looking for a Cyber Infrastructure Support to maintain, upgrade, and manage software, hardware, and networks. Resourcefulness is a necessary skill in this role. The perspective candidate must have

Systems AdministratorJob Title - Systems Administrator

Tandym TechCompany Name - Tandym Tech

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Washington, District of Columbia, USA

Contract

A recognized services company in Washington, D.C. is looking to add a new Systems Administrator to their growing staff. Responsibilities: The Systems Administrator will: Evaluate user requests from customers experiencing problems with hardware, software, networking, and other computer-related technologies as well as deploying, patching, preparing, and configuring enterprise software, middleware, and independent licensed software. requires technical knowledge and troubleshooting experience and a

Windows Systems AdministratorJob Title - Windows Systems Administrator

General Dynamics Information TechnologyCompany Name - General Dynamics Information Technology

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Fort Belvoir, Virginia, USA

Full-time

Transform technology into opportunity as a Systems Administrator Senior 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. GDIT seeks a highly motivated and experienced Windows Systems Administrator to support a Defense Threat Reduction Agency (DTRA) mission in Fort Belvoir, VA. This position will support the Defense Stockpile Management S

Systems AdministratorJob Title - Systems Administrator

HII Mission TechnologiesCompany Name - HII Mission Technologies

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Fairfax, Virginia, USA

Full-time

Requisition Number: 18490 Required Travel: 0 - 10% Employment Type: Part Time/Hourly/Non-Exempt Security Clearance: Secret Level of Experience: Mid This opportunity resides with Live, Virtual, Constructive Solutions, a business group within HII's Mission Technologies division. As a trusted partner to our military customers, we design, develop and operate systems that bring together service members from across the globe to help you train like you fight, because we understand that preparation req

OpenText Content Server Systems Administrator - GJob Title - OpenText Content Server Systems Administrator - G

Next Step SystemsCompany Name - Next Step Systems

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Arlington, Virginia, USA

Full-time

OpenText Content Server Systems Administrator, Arlington, VA We are seeking an OpenText Content Server Systems Administrator to perform a wide variety of system administration tasks for the OpenText Content Server solution. This could include installation, configuration, upgrades, and operational support. OpenText Content Server Systems Administrator Responsibilities: - Be responsible for OpenText Content Server and associated modules: Install new software releases, system upgrades, evaluate a

Remote - Hyperion Systems AdministratorJob Title - Remote - Hyperion Systems Administrator

Resource Informatics GroupCompany Name - Resource Informatics Group

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Remote or Washington, District of Columbia, USA

Contract

Basic Qualifications Experience or understanding Hyperion product migration methods and technologies. Experience with Microsoft Access and basic SQL, PL/SQL language. Experience with software engineering best practices (e.g., code reviews, design documentation, unit testing). Ability to conduct independent research to lead or support the resolution of complex questions and issues. Experience working in Windows environment and PowerShell scripting. Experience working in an agile development envir

SITEC- Systems Administrator- NCRJob Title - SITEC- Systems Administrator- NCR

PeratonCompany Name - Peraton

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Arlington, Virginia, 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,

Linux Systems AdministratorJob Title - Linux Systems Administrator

Maxar TechnologiesCompany Name - Maxar Technologies

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Herndon, Virginia, USA

Full-time

Please review the job details below. Join the Adventure: Linux Systems Administrator at Maxar! Are you ready to embark on a mission that goes beyond the ordinary? Maxar invites you to join our elite team as a Linux System Administrator at our cutting-edge facility in Herndon, Virginia. As a guardian of our digital realm, you'll play a pivotal role in supporting our mission partners and directly impacting mission imperatives. Why Maxar? We're not your average team. Picture this: a dynamic sof

Systems Administrator / Integration TesterJob Title - Systems Administrator / Integration Tester

BAE SystemsCompany Name - BAE Systems

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Springfield, Virginia, USA

Full-time

Job Description BAE Systems is seeking mission-oriented System Administrator / Integration Tester to join a dynamic team of IT professionals. As a member of an Agile team, you will support software development and O&M for a production system responsible for disseminating finished intelligence reports to various customers. Your support to enhancements and modernization of existing applications will ensure information is in the hand of government decision makers and can inform strategic operation

Systems AdministratorJob Title - Systems Administrator

LeidosCompany Name - Leidos

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Fort Belvoir, Virginia, USA

Full-time

Description Unleash Your Potential Leidos is an innovation company rapidly addressing the world's most vexing challenges in national security and health. Our 47,000 employees collaborate to create smarter technology solutions for customers in these critical markets. If this sounds like an environment where you can thrive, keep reading! The Leidos Digital Modernization sector is seeking a Systems Administrator in support of the Defense Threat Reduction Agency (DTRA) at Fort Belvoir, Virginia. Th

M365 Systems Engineer & AdministratorJob Title - M365 Systems Engineer & Administrator

LeidosCompany Name - Leidos

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Washington, District of Columbia, USA

Full-time

Description Leidos has an opening for an M365 Systems Administrator and Engineer to support the ESA V program. ESA V is an IT Services program supporting several customers within the Department of Justice and the rest of the US Federal Government. The program provides a range of IT services, including help desk, deskside support, Windows engineering and maintenance, managed print services, ITSM, Account Management Services, Cybersecurity, Cloud technologies and other IT services. You will be pr

NCIS Senior VMware AdministratorJob Title - NCIS Senior VMware Administrator

Softworld, Inc.Company Name - Softworld, Inc.

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Triangle, Virginia, USA

Contract

Job Title: NCIS Senior VMware Administrator Job Location: Quanitco VA 22134 Hybrid (3 days onsite) Onsite Requirements: Cisco HyperFlex Architecture VMWare ESXi VMware vCenter Job Description: Seize your opportunity to make a personal impact as a Senior VMware Administrator supporting The Naval Criminal Investigative Service (NCIS). NCIS is an organization of over 2,200 personnel of which 700 serve at HQ and the remaining staff serve at offices worldwide. NCIS is the Department of Navy (DO

Northrop Grumman (DoD SkillBridge) - Principal Cyber Systems Administrator - Public Key Infrastructure (PKI)Job Title - Northrop Grumman (DoD SkillBridge) - Principal Cyber Systems Administrator - Public Key Infrastructure (PKI)

Northrop GrummanCompany Name - Northrop Grumman

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McLean, Virginia, USA

Full-time

At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations to come. Our pioneering and inventive spirit has enabled us to be at the forefront of many technological advancements in our nation's history - from the first flight across the Atlantic Ocean, to stealth bombers, to landing on the moon. We look for people who have bold new ideas, courage and a pioneering spirit to join forces to

Linux Systems Administrator - Active Top Secret requiredJob Title - Linux Systems Administrator - Active Top Secret required

General Dynamics Information TechnologyCompany Name - General Dynamics Information Technology

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Washington, District of Columbia, USA

Full-time

Systems Administrator - Active Top Secret Required Seize your opportunity to make a personal impact as a Systems Administrator with GDIT. A career in systems administration means connecting and enhancing the systems that matter most. 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 a Systems Administrator joining our team to bring professionalism and initiative to a fast-paced environment that off

Systems AdministratorJob Title - Systems Administrator

NAMICompany Name - NAMI

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Arlington, Virginia, USA

Full-time

What started as a small group of families gathered around a kitchen table in 1979 has blossomed into the nation s leading voice on mental health. The National Alliance on Mental Illness (NAMI) is the nation s largest grassroots mental health organization dedicated to building better lives for the millions of Americans affected by mental illness. Today, we are an alliance of hundreds of local affiliates, state organizations and a national office that work in communities across the United States

Systems Administrator I (VMWare/Nutanix Virtualization, Hyperconverged Solutions, Backups, and Storage)Job Title - Systems Administrator I (VMWare/Nutanix Virtualization, Hyperconverged Solutions, Backups, and Storage)

Institute for Defense AnalysesCompany Name - Institute for Defense Analyses

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Alexandria, Virginia, USA

Full-time

Overview: Under general supervision, this position administers, and maintains multiple IT systems, servers and software. The incumbent applies general knowledge and exercises discretion and independent judgment to solve a range of operational non-routine problems of limited scope and complexity. Responsibilities include maintaining systems functionality, availability, security and performance. Assists in the implementation of programs or projects through operational and technical support. Provid