Principal Windows Systems Administrator Jobs in Virginia

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Windows Systems Administrator - TS/SCI w/ Poly

Parsons Services Company

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McLean, Virginia, USA

Full-time

In a world of possibilities, pursue one with endless opportunities. Imagine Next! When it comes to what you want in your career, if you can imagine it, you can do it at Parsons. Imagine a career working with exceptional people sharing a common quest. Imagine a workplace where you can be yourself. Where you can thrive. Where you can find your next, right now. We've got what you're looking for. Job Description: Parsons is looking for a talented Systems Administrator to join our team! In this sp
Posted 60+ days ago | Updated 9 hours ago

Windows System Administrator

Sun Technologies,Inc.

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Remote

Contract

Job Title: Windows System Administrator Duration: up to 12 months contract (with the possibility of extension) Location: Remote Work / Work from Home Pay Rate: $60/hr - $70/hr on W2 [the pay rate may differ depending on your skills, education, experience, and other qualifications] Featured Benefits: Medical Insurance in compliance with the ACA401(k)Sick leave in compliance with applicable state, federal, and local laws Skills Required: 8+ years of experience as a Windows Server Administrator o
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Posted 26 days ago | Updated 2 days ago

Sr. Windows Administrator

SES

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Remote

Contract

Top Technical Skills: Experience supporting large scale infrastructure preferred. Active Directory Domain Administration VMWare PowerShell Scripting AWS and Azure background Automation background Experience working in a ticket queue Experience with Windows OS upgrades\migrations About SES: Systems Engineering Services Corporation (SESC), founded in 1989, is a leading provider of technology solutions to Fortune 1000 companies and government organizations. Specializing in Accelerated Development
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Posted 3 days ago

Windows Administrator - Active Directory, VMWare, Power Shell Scripting, AWS

SES

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Remote or Denver, Colorado, USA

Full-time

Windows Administrator Type: W2 With Benefits - No C2C Location: Remote - will support Denver, CO hours Experience in the following: Experience supporting large scale infrastructure preferred. Active Directory Domain Administration VMWare PowerShell Scripting AWS and Azure background Automation background Experience working in a ticket queue Experience with Windows OS upgrades\migrations About SES: Systems Engineering Services Corporation (SESC), founded in 1989, is a leading provider of
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Posted 2 days ago

Windows System Administrator

GovCIO

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Remote

Full-time

Overview GovCIO is seeking a highly skilled Windows System Administrator to support the management and maintenance of the Veterans Affairs IT infrastructure. This role involves troubleshooting hardware, software, and networking issues, ensuring optimal performance and security, and executing scheduled maintenance and upgrade activities. The candidate will collaborate with stakeholders, government leadership, and engineering teams to design, maintain , and optimize server environments in alignme
Posted 4 days ago | Updated 6 hours ago

Windows/Network Sys Administrator

GovCIO

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Remote

Full-time

Overview GovCIO is seeking a highly skilled System Administrator to support the management and maintenance of the Veterans Affairs IT infrastructure. This role involves troubleshooting hardware, software, and networking issues, ensuring optimal performance and security, and executing scheduled maintenance and upgrade activities. The candidate will collaborate with stakeholders, government leadership, and engineering teams to design, maintain , and optimize server environments in alignment with
Posted 4 days ago | Updated 6 hours ago

Windows Systems Engineer

Gridiron IT Solutions

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Fairfax, Virginia, USA

Contract

Windows Systems Engineer Location: Chantilly VA, Springfield VA or Gaithersburg, MD Work Type: Full Time Job Description: GridIron IT is seeking a Windows Systems Engineer with an Active Top Secret Clearance. The team is involved in operation and sustainment of multiple operational cloud deployed geospatial solutions. A successful candidate will be a self-starter and have experience with installation, configuration, administration, support and maintenance of cloud-based systems and administrat
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Posted 13 days ago

Hybrid Systems Engineer, Sr (Windows / Linux) / Onsite: CO

Lockheed Martin Corporation

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Remote or Littleton, Colorado, USA

Full-time

Job Description Our employees are the core of everything we do, and they are helping the future arrive. As a leading technology innovation company, our team of over 100,000 employees work with our partners around the world to bring the latest technology to our customers' toughest challenges. Headquartered in Bethesda, MD, Lockheed Martin has employees based in all 50 states and more than 570 facilities that span 70 countries. This Enterprise Operations (EO) position supports the Lockheed Marti
Posted 6 days ago | Updated 9 hours ago

Senior Windows Architect / Administrator, Financial or Trading Experience Required - Work From Home - R

Next Step Systems

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Remote

Full-time

Senior Windows Architect / Administrator, Financial or Trading Experience Required - Work From Home We are currently looking for a Senior Windows Architect / Administrator for a great work from home opportunity. We are seeking a talented and self-motivated Senior Windows Administrator to join a growing IT team. Experience with Windows, Active Directory and PowerShell is required. This position is 100% Remote. Senior Windows Architect / Administrator Responsibilities: - The Senior Windows Arch
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Posted 60+ days ago | Updated 2 days ago

Senior Windows Engineer / Administrator, Financial or Trading Experience Required - Work From Home - R

Next Step Systems

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Remote

Full-time

Senior Windows Engineer / Administrator, Financial or Trading Experience Required - Work From Home We are currently looking for a Senior Windows Engineer / Administrator for a great work from home opportunity. We are seeking a talented and self-motivated Senior Windows Administrator to join a growing IT team. Experience with Windows, Active Directory and PowerShell is required. This position is 100% Remote. Senior Windows Engineer / Administrator Responsibilities: - The Senior Windows Enginee
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Posted 60+ days ago | Updated 2 days ago

Senior Windows Administrator, Financial or Trading Experience Required - Work From Home - R

Next Step Systems

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Remote

Full-time

Senior Windows Administrator, Financial or Trading Experience Required - Work From Home We are currently looking for a Senior Windows Administrator for a great work from home opportunity. We are seeking a talented and self-motivated Senior Windows Administrator to join a growing IT team. Experience with Windows, Active Directory and PowerShell is required. This position is 100% Remote. Senior Windows Administrator Responsibilities: - The Senior Windows Administrator will be added to an existi
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Posted 60+ days ago | Updated 2 days ago

Systems Engineer III- Azure Entra ID and Windows Security Exp

AgreeYa Solutions

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Remote

Contract, Third Party

Job Description: We are seeking a Senior Systems Engineer to join our team of qualified, diverse individuals supporting a Federal Government customer in Rosslyn, VA. Must have resided in the US for the last 5 years In this position you will function as the senior systems engineer which includes architecture, management and day- to-day maintenance of a Microsoft Windows infrastructure, Microsoft Enterprise applications and various third-party applications hosted on-premises and in Azure. Positi
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Posted 60+ days ago | Updated 1 day ago

ICS/SCADA Systems Administrator

ComTec Information Systems

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Surry, Virginia, USA

Contract

Job Title: System Administrator Engineer Nuclear Systems Administrator Primary location of assignment: Surry Power Station VA 12 Months Top Required Skills 1) Must have hands on experience and operational systems knowledge and experience in Windows, VMWare, and Linux in the nuclear field 2) Experience assisting and maintaining virtual and physical server configuration and management in a nuclear plant 3) Must know and have used common programming and scripting languages (Ladder logic, PowerShel
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Posted 8 days ago

Systems Administrator

Leidos

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Chantilly, Virginia, USA

Full-time

Systems Administrator Are you looking for an opportunity to make an impact? At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers' success. We empower our teams, contribute to our communities, and operate sustainably. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community. Our Mission, Vision, and Values guide the way we do business. If this sounds like the
Posted 6 days ago | Updated 9 hours ago

System Administrator Senior Principal

SAIC

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Virginia Beach, Virginia, USA

Full-time

Job ID: 2504087-VIRGINIA_BEACH-VA Location: VIRGINIA BEACH, VA, US Date Posted: 2025-04-02 Category: Information Technology Subcategory: Sys Administrator Schedule: Full-time Shift: Day Job Travel: Yes, 10 % of the Time Minimum Clearance Required: None Clearance Level Must Be Able to Obtain: Secret Potential for Remote Work: No Description At SAIC, we are at the forefront of technological innovation in supporting the Navy's operational, strategic, and fleet readiness. We are committed
Posted 38 days ago | Updated 7 hours ago

System Administrator Senior Principal

SAIC

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Norfolk, Virginia, USA

Full-time

Job ID: 2504087 Location: NORFOLK, VA, US Date Posted: 2025-04-02 Category: Information Technology Subcategory: Sys Administrator Schedule: Full-time Shift: Day Job Travel: Yes, 10 % of the Time Minimum Clearance Required: None Clearance Level Must Be Able to Obtain: Secret Potential for Remote Work: No Description At SAIC, we are at the forefront of technological innovation in supporting the Navy's operational, strategic, and fleet readiness. We are committed to solving complex chall
Posted 38 days ago | Updated 7 hours ago

Senior Network Management Systems (NMS) Administrator

Leidos

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Fort Belvoir, Virginia, USA

Full-time

Description Leidos is seeking a Senior Network Management Systems (NMS) Administrator in Fort Belvoir, VA to support large-scale migration and operations on a large, high-profile DOD contract. The I3TS program provides enterprise-wide IT support to enable DTRA's Information Management & Technology Directorate (ITD) to consolidate, modernize, and continuously innovate the delivery of IT services and mission capabilities to DTRA's internal and external mission partners operating in CONUS and OCONU
Posted 2 days ago | Updated 19 hours ago

Senior Network Management Systems (NMS) Administrator

Leidos

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Fort Belvoir, Virginia, USA

Full-time

Description Leidos is seeking a Senior Network Management Systems (NMS) Administrator to support large-scale migration and operations on a large, high-profile DOD contract. The I3TS program provides enterprise-wide IT support to enable DTRA's Information Management & Technology Directorate (ITD) to consolidate, modernize, and continuously innovate the delivery of IT services and mission capabilities to DTRA's internal and external mission partners operating in CONUS and OCONUS locations. The can
Posted 3 days ago | Updated 19 hours ago

Systems Administrator / SS&C or Advent or similar exp req(remote)

Kellton

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Remote

Contract

IT Systems Administration / Wealth Management Client Midtown- Hybrid Long term contract and possible Contract to hire Role Summary Our Wealth Management client is seeking anIT Systems Administration to provide hands-on management of our on-premises IT infrastructure. This is a contract-to-hire position (initial two-year contract) based in New York City with a hybrid work structure. Reporting directly to the Chief Operating Officer (COO), the Director will ensure that all critical systems inclu
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Posted 26 days ago | Updated 4 days ago

Systems Administrator

Apex Systems

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Fort Belvoir, Virginia, USA

Full-time

Job#: 2068763 Job Description: CANDIDATES MUST HOLD AN ACTIVE TS/SCI CI POLY AND BE ABLE TO WORK SHIFT WORK TO BE CONSIDERED FOR THE ROLE Systems Administrator Location: Ft. Belvoir, VA Clearance required: TS/SCI with ability to obtain a POLY Shift: See Below $70-$90 an hr/W2 At the dawn of a new space age, Lockheed Martin is a pioneer, partner, innovator, and builder. Our amazing people are on a mission to make a difference in the world and every day we use our unique skills and experience
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Posted 25 days ago | Updated 2 days ago