Principal Windows Systems Administrator Jobs in California

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Windows Administrator OR Azure Administrator

Balin Technologies LLC

Santa Ana, California, USA

Contract

We are looking for a professional who has transitioned from a Windows System Administrator role to an Azure Administrator, possessing a strong foundation in both areas. Location: Santa Ana, CA Key Skills Required: Windows Administration:Expertise in Windows AD, Domains, DNS, DHCP, Forest creation, modification, and integration.Security & Authentication:Knowledge of External DNS, NTLM, Kerberos, Certificate Authority, and SAML SSO.Intune AdministrationAzure AD & Tenant ConfigurationO365 Administr

Windows/Network Sys Administrator

GovCIO

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

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

SES

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

Windows Administrator

eQuest Solutions

Los Angeles, California, USA

Full-time

Please note I have direct access to the Hiring Director on this position. This is an outstanding opportunity for a Sr. Systems Engineer / Windows Administrator to drive the growth and enhancement of the Azure environment from the ground up. We are a leading and growing hospitality company in our niche and are looking for a Sr. Systems Engineer / Windows Administrator. We are a publicly traded company that has been in business for 74+ years, realized $3.6B in revenue in 2024 (15 % increase over p

Windows System Administrator

GovCIO

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

Sr. Windows Administrator

SES

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

Windows System Administrator

Sun Technologies,Inc.

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

Windows Endpoint Applications Administrator

Aerospace Corporation

El Segundo, California, USA

Full-time

The Aerospace Corporation is the trusted partner to the nation's space programs, solving the hardest problems and providing unmatched technical expertise. As the operator of a federally funded research and development center (FFRDC), we are broadly engaged across all aspects of space- delivering innovative solutions that span satellite, launch, ground, and cyber systems for defense, civil and commercial customers. When you join our team, you'll be part of a special collection of problem solvers,

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

Lockheed Martin Corporation

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

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

Next Step Systems

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

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

Next Step Systems

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

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

Next Step Systems

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

Sr. Windows Administrator/Test Lab Manager TS/SCI Poly $15k SIGN ON!

Leidos

San Diego, California, USA

Full-time

Come join our exciting and fast-growing National Security Group! $15k SIGN ON BONUS! Must have an active TS/SCI Polygraph. We are hiring a Senior Windows Administrator / Test Lab Manager to join a high performing agile team using the Scaled Agile Framework (SAFe) methodology to support a highly complex and fast-paced program. The selected candidate will be responsible for performing daily system administration and O&M support activities in support of a complex network environment with geographi

Systems Administrator

Robert Half

Los Angeles, California, USA

Full-time

Description For immediate consideration, please message Ali Ferber *Scott* on LinkedIn with your updated resume Functional Role: IT Generalist (helpdesk, systems, network administration) Salary: $80,000-110,000 Technical Skills: IT Help Desk, Systems, O365, Intune, VMware, Fortigate Onsite in Encino, CA We are looking for a versatile and motivated Systems Administrator to join our client's dynamic team in Encino, California. In this role, you will play a critical part in maintaining IT syst

Systems Administrator

Xoriant Corporation

Fremont, California, USA

Contract

Job Title: Systems Administrator Location: Fremont and Livermore, CA Duration: 12+ Months Xoriant reasonably expects the pay rate for this position to be within the following range: $40/hour-$45/hour. This resource will need to be flexible working at both our Fremont and Livermore locations The Operational Technology Systems Administrator will support the technology, security and process guidance for labs and cleanrooms. The focus of this role is to help end users in the Lab environment and pr

Looking for Systems Administrator

Xoriant Corporation

Fremont, California, USA

Contract

Job Title: Systems Administrator Location: Fremont and Livermore, CA Duration: 12+ Months This resource will need to be flexible working at both our Fremont and Livermore locations The Operational Technology Systems Administrator will support the technology, security and process guidance for Lam's labs and cleanrooms. The focus of this role is to help end users in the Lab environment and provide effective IT/OT systems to meet business requirements. They will manage the oversight of the engin

Systems Engineer III- Azure Entra ID and Windows Security Exp

AgreeYa Solutions

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

Systems Administrator

Robert Half

West Hollywood, California, USA

Full-time

Description We are looking for an experienced Systems Administrator to join our team in West Hollywood, California. This role is ideal for someone who thrives in dynamic environments and enjoys solving complex technical challenges. You will work across diverse systems and platforms, ensuring seamless functionality and delivering exceptional IT solutions to clients. Responsibilities: Configure, maintain, and troubleshoot Mac OS and Windows systems to ensure optimal performance. Manage Active Dir

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

Kellton

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

Systems Support Administrator - US

Pearson

Remote

Full-time

Position Summary: Pearson Virtual Schools (PVS), is hiring a Systems Administrator, local to Baltimore Maryland, who will join the team who manages our School IT Services for our customers nationwide. Candidates should have practical experience in the support and administration of various IT services. We are looking for someone who has the hands-on experience as well as the ability to manage and "get things done" in a highly technical environment. Professional customer service skills and indepen