Hire the Best Microsoft Windows Server Specialists in California

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Tim F.

Lancaster, California

$125/hr
4.9
72 jobs

I am a seasoned IT professional with 25 years of industry experience, spanning from small nonprofits to large federal agencies. My Upwork experience has seen me reach 100% job success and earning both the Top Rated Plus and Expert Vetted badges. My technical expertise lies in a comprehensive range of Windows Server technologies, including Active Directory, Group Policy, Windows PowerShell, Exchange Server, IIS, Certificate Services, DNS/DHCP, Hyper-V, Failover Clustering, and security. I excel at troubleshooting deeply technical problems, ensuring systems run smoothly and efficiently. In addition to my Windows Server strengths, I possess a diverse skill set that includes managing and migrating Microsoft 365 and Google Workspace environments. My proficiency extends to database administration across various platforms such as Oracle, SQL Server, MySQL, and DB2, along with crafting complex SQL queries to meet business needs. I am also well-versed in Entra ID (Azure AD), Identity Management, and a broad array of tools within the modern IT stack. I am open to both short-term projects and long-term engagements with small businesses, Managed Service Providers (MSPs), or IT consulting firms. Whether you need assistance with a specific project or ongoing IT support, I am ready to bring my extensive experience and technical acumen to your organization.

  • Windows Server
  • Microsoft Exchange Server
  • Office 365
  • DNS
  • Microsoft Windows PowerShell
  • Microsoft Active Directory
  • Google Workspace Administration
  • Remote IT Management
  • Automation
  • Microsoft Power Automate
  • Data Analysis
  • Microsoft SQL Server
  • Oracle Database
  • SQL
  • Email Deliverability
Noel R.

Santa Ana, California

$90/hr
4.4
8 jobs

I'm an IT professional who loves to solve problems, create solutions and get my hands dirty in the pursuit of knowledge. Whether its troubleshooting Outlook for the zillionth time, installing and configuring a server, or finding the most cost-efficient software that will get the job done, I love every second of it. Whatever problem or challenge you are facing with your IT resources, I am here to help, just reach out! I look forward to hearing from you!

  • Windows Server
  • Windows Administration
  • Server
  • IT Support
  • Microsoft Active Directory
  • Windows 10 Administration
  • Computer Hardware Installation
  • Email
  • Cybersecurity Monitoring
  • Server & Virtualization Software
  • Microsoft Azure
  • Computer Assembly
  • SQL
  • Storage Device
  • Office 365
Jason F.

Concord, California

$60/hr
5.0
59 jobs

Do you need assistance with Office 365 or assistance solving issues with your Windows Server, IIS Server, Active Directory, Exchange Server or SQL Server? What are you looking to achieve? Let’s explore the tools and options available and choose the best solution to solve your issue and achieve your goal. Hi There, I am a System Administrator with over 25 years of demonstrated experience in a wide array of technologies. I’ve spent the last 23 years working for the City of Berkeley, California as a member of a small team of administrators managing and supporting the network infrastructure including Network switches and routers, Windows Servers and Active Directory, Exchange Servers, SQL Servers, Office 365 and more. In my role with the City, I lead the project to implement our office 365 subscription. As part of that project, I migrated 2000+ mailboxes to exchange online, migrated personal file shares to OneDrive using the SharePoint Migration tools, rolled out Microsoft Teams to the environment, and implemented InTune to manage our inventory of 700+ iOS Mobile Devices to list a few highlights. The highlights of Skills: ◼ Windows Server Administration ◼ Active Directory Administration ◼ Azure Active Directory Administration ◼ Azure Active Directory B2C Administration ◼ IIS Server Administration ◼ Linux Server Administration ◼ Installation of Operating Systems ◼ Network Administration ◼ SQL Server Administration ◼ Microsoft Exchange Server Administration ◼ Microsoft/Office 365 Administration ◼ InTune Administration ◼ Google Workspace/G-Suite Administration ◼ System Center Configuration Manager Administration ◼ Citrix Virtual App Administration ◼ Citrix ADC Administration ◼ Windows Remote Desktop Services/Terminal Services Administration ◼ Using FSLogix with Remote Desktop Services as well as Citrix Virtual App ◼ Fortinet Fortigate Firewall management ◼ pfSense Firewall management ◼ Fortinet Fortiweb Web Application Firewall (WAF) management ◼ Virtualization Infrastructure administration on VMWare, Hyper-V, and Nutanix Acropolis Hypervisor ◼ Configuration and administration of Ubiquiti Access Points, Switches, Controller Software ◼ Managed Avaya Aura Voice Over IP PBX System. ◼ Ansible and AWX/Ansible Tower for automation. ◼ n8n for automation. See portfoliio of workfolio of workflows i've implemented. ◼ Zabbix installation and administration to monitor network endpoints and services ◼ Netbox to maintain network inventory When you work with me you will get fast response, clear communication, and fast turnaround on most projects. If any of this sounds like what you need, contact me!

  • Windows Administration
  • Linux
  • Network Administration
  • Office 365
  • Microsoft Hyper-V Server
  • VMware vSphere
  • Microsoft Active Directory
  • Microsoft SQL Server Administration
  • Microsoft IIS
  • Microsoft Exchange Online
  • Microsoft SQL Server
  • ASP.NET
  • C#
  • Transact-SQL
  • Firewall
Gevork T.

Glendale, California

$45/hr
4.7
4 jobs

With over 10 years of experience in IT and systems administration, primarily within fast-paced MSP environments serving a range of industries, I have a well-established background in managing and supporting complex IT systems- including network, server, and desktop infrastructure, virtualization, cloud services, cybersecurity, email security, specialized ERP solutions, VoIP systems, and end-user support. I'm well-versed in Microsoft's ecosystem, including Windows, Azure, Office 365, and Active Directory, leveraging best practices to ensure security, performance, and scalability. I use Microsoft PowerShell extensively to automate tasks, manage configurations, streamline workflows, and reduce manual intervention to enhance operational efficiency. I have a strong track record of ensuring clients receive fast and effective support. A large part of what appeals to me in this line of work is the satisfaction of helping others, and I am passionate about resolving all issues to the clients' satisfaction. I'm located in the Pacific Time Zone, however I can adjust my schedule to meet your needs. My work includes: • Managing cloud services like Office 365 and Azure, including Microsoft Teams, Sharepoint, OneDrive, and MFA • Diagnosing and resolving network connectivity problems • Providing comprehensive remote & onsite support for Windows workstations and servers • Managing and supporting iOS devices • Managing network configurations (VLANs, firewalls, VPNs) • Deploying and maintaining servers, on-premises and virtual machines • Managing and troubleshooting e-mail systems • Implementing backup and disaster recovery • Collaborating with vendors for ERP software • Designing automations to streamline operations • Addressing security vulnerabilities --- Past Experience: Office 365 Migration Support Lead | 2023 - 2024 • Conducted site assessments, impact analysis, and remote support for migrating email systems from non-enterprise and enterprise accounts into Microsoft 365 for 300+ animal hospitals nationwide. • Developed documentation for Multi-Factor Authentication (MFA) processes and best practices on Android and iOS platforms. • Provided personalized user support during MFA setup, ensuring smooth implementation and addressing technical issues. • Collaborated with vendors to configure custom EMR software for Microsoft 365 integration. IT Support Specialist, ITque | 2022- 2023 • Provided remote IT support for hundreds of clients across diverse industries as part of a Managed Service Provider (MSP), offering L1 to L3 support for both Windows and Mac environments. • Utilized ConnectWise PSA, Control, and Asio platforms for remote management • Configured and troubleshoot Datto backups • Performed systems administration: Active Directory user management, file server setup, Group Policy creation/troubleshooting, and BitLocker deployment. • Designed and migrated SharePoint file server architecture, providing user training for seamless transition • Configured and deployed Windows Server solutions • Implemented configuration changes for Fortigate, SonicWall, Cisco, Palo Alto, Ubiquiti, and Aruba firewalls and wireless access points. • Managed Office 365 customization, support, and administration, including Microsoft Teams, Sharepoint, Exchange, OneDrive, MFA • Administered and troubleshoot DHCP and DNS, ensuring network reliability. • Configured and administered print server infrastructure • Developed and deployed PowerShell scripts for RMM automation, enhancing security, performance, and configuration • Led the successful migration of 1,500 endpoints from ConnectWise Automat IT Technician, SMS Datacenter | 2019-2021 • Provided remote IT support for hundreds of clients as part of a Managed Service Provider (MSP), offering L1 to L3 support for both Windows devices, servers, and Mac environments. • Delivered field support and conducted monthly on-site maintenance to ensure system reliability and resolve ongoing technical issues. • Performed deployments of switches, firewalls, and servers • Deployed VMware ESXi virtual machines, Windows Server, SQL Server, and ERP software solutions • Procured and configured hardware for office workstations, providing on-site troubleshooting to resolve hardware and software issues. • Configured and maintained Veeam Backup & Replication, ensuring regular server backups and recovery processes were in place. • Managed systems administration tasks, including Active Directory user management, file server administration, and Group Policy creation and troubleshooting • Executed configuration changes on network devices, including SonicWall, Cisco, Palo Alto, Ubiquiti, and Aruba • Managed Office 365 customization, support, and administration, including Microsoft Teams, Sharepoint, Exchange, OneDrive, MFA • Managed DHCP and DNS services • Utilized Autotask, ManageEngine, and Kyocera for ticket management • Provided support for Datto RMM, ensuring smooth remote monitoring and system maintenance

  • Windows Administration
  • Microsoft Windows
  • IT Support
  • System Administration
  • Helpdesk
  • Office 365
  • Microsoft Azure
  • Microsoft Server
  • Server Administration
  • Microsoft Windows PowerShell
  • Desktop Support
  • Microsoft Active Directory
  • Remote IT Management
  • Technical Support
  • Microsoft Teams
Nikhil M.

Fontana, California

$50/hr
4.9
13 jobs

I'm Technical Support Specialist with 11+ years of experience with Windows Servers, Hyper V, VMware, Microsoft Azure, Amazon Web Service, Google Cloud Platform, Linux Servers, Exchange & office 365, SQL Database, Network Security, Remote Desktop Services, Firewalls, IIS Administrator, WordPress, Docker & Web Hosting, SSL & Domain, Blue Host, Cloud Flare Web security, VPS, Virtual machine, AWS SES, Citrix & Net scalar etc. My major Specialty Skills are as below: - -Windows Server (2003/2008R2/2012 R2/2016/2019) -Active Directory (2003/2008R2/2012/2016/2019) -Exchange Server (2003/2007/2010/2013) -SQL Server (2005/2008/2012/2014/2016) -Virtualization (Hyper-v 2008/2012/2016 and 2019 with SCVMM 2008/2012, VMware ESXi) -Cloud Computing (Windows Azure, Amazon EC2, VPC, etc.) -Veaam, Shadow Protect and windows backup Administration -Web Server (IIS) and Cloud flare web security & performance -Create/Install SSL certificates and Managing Domains at GoDaddy -Office 365 -Network Security -RMM: ConnectWise Manage, ConnectWise Automate, Screen Connect -Firewall and VPN configuration & troubleshooting, -Installed & configure RDS Connection Brokers high availability, Gateway, RDS Web, RDS Cals & Session Host -Azure AD Connect, Exchange Online operations including all types of migration ( Cutover, Staged, Hybrid, IMAP) -Linux Ubuntu Administration -Desktop, Laptop, Network Printer, and Network troubleshooting -Redmine and CSVN installation and administration -Vulnerability and Threat Management -Security Policy Review, Gap Analysis -Business Continuity Planning/Disaster Recovery -Technical Consulting & Support I am excited to assist you in making your support engagement successful please feel free to contact me directly to discuss this position further. I would like to build a long-term working relationship with my Expertise and Sincerity. Feel free to communicate with me in case needed any further information.

  • Windows Server
  • VMware Administration
  • Linux System Administration
  • Amazon Web Services
  • Microsoft Exchange Server
  • SSL
  • Office 365
  • Microsoft Hyper-V Server
  • Microsoft Azure
  • Microsoft SQL Server
  • Microsoft Azure Administration
Jonathan L.

Fontana, California

$100/hr
5.0
1 jobs

System Administrator | VMware, EMC Storage, Windows, Networking, PowerShell Automation I’m a Sr. System Administrator with extensive experience in VMware and EMC storage environments, as well as Windows administration, networking, security, backups, disaster recovery, and related areas. I’ve deployed websites, built tools, automated tasks with PowerShell, and successfully recovered failed storage systems. I'd love to see if I can help! Services offered: * VMware, Azure, and Windows infrastructure design and deployment * Storage and network setup, hardening, and recovery * Disaster recovery planning and implementation * PowerShell automation and scripting * Website hosting and server configuration * IT strategy and hands-on technical support I hit the ground running, ask the right questions early, and work in smart, focused phases. You’ll get steady updates, fast progress, and results that match your goals. VMware and Azure certified. Let's connect!

  • Windows Administration
  • Computer Network
  • Computing & Networking
  • Network Engineering
  • Database
  • Database Management
  • DevOps
  • System Administration
  • Storage Array
  • Storage Area Network
  • VMware Administration
  • VMWare
  • Firewall
  • Juniper
  • Linux

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