System Administration is a highly specialized field in the Information Technology (IT) sector. It involves a variety of tasks related to the maintenance, configuration, and reliable operation of computer systems, such as networks and core services. System Administrators not only manage the daily operations of these systems, but also have the responsibility of ensuring these systems are secure, protected from malicious attacks and software vulnerabilities.

A System Administrator is capable of optimizing system operations to ensure maximum uptime and efficiency using solutions like automation. This can help organizations save on costs and resources. An expert System Administrator can also identify areas where additional system resources are needed, create disaster recovery plans, automate processes, reduce risks, provide technical advice and implement overall security policies.

Some areas that should be addressed regularly by System Administrators include information security measures, disaster recovery solutions and infrastructure planning. All of this helps ensure that an organization's mission-critical systems remain up-and-running no matter what the situation may be.

Here's some projects that our expert System Administrator made real:

  • Setting up a secure backup process for companies
  • Troubleshooting login issues for laptops
  • Installing software for server control panels
  • Managing complex server configurations
  • Automating systems setup and configuration
  • Creating content for social media accounts
  • Enhancing availability, managing traffic and protecting from disasters
  • Debugging applications on Exchange Server
  • Scheduling data flows using SQL Server Agent
  • Restoring access to webpages

System Administration is an important job that requires expertise to master. With its complexity comes huge responsibilities - handling a controlled computing environment of a company or organization without compromising data security. If you have a project or idea that you want to be handled by an experienced System Administrator, Freelancer.com has you covered on finding one that meets your requirements. Post your project now and hire your own System Administrator today!

Fra 24,289 tilbakemeldinger, klienter rangerer våre System Administrators 4.9 av 5 stjerner.
Ansett System Administrators

System Administration is a highly specialized field in the Information Technology (IT) sector. It involves a variety of tasks related to the maintenance, configuration, and reliable operation of computer systems, such as networks and core services. System Administrators not only manage the daily operations of these systems, but also have the responsibility of ensuring these systems are secure, protected from malicious attacks and software vulnerabilities.

A System Administrator is capable of optimizing system operations to ensure maximum uptime and efficiency using solutions like automation. This can help organizations save on costs and resources. An expert System Administrator can also identify areas where additional system resources are needed, create disaster recovery plans, automate processes, reduce risks, provide technical advice and implement overall security policies.

Some areas that should be addressed regularly by System Administrators include information security measures, disaster recovery solutions and infrastructure planning. All of this helps ensure that an organization's mission-critical systems remain up-and-running no matter what the situation may be.

Here's some projects that our expert System Administrator made real:

  • Setting up a secure backup process for companies
  • Troubleshooting login issues for laptops
  • Installing software for server control panels
  • Managing complex server configurations
  • Automating systems setup and configuration
  • Creating content for social media accounts
  • Enhancing availability, managing traffic and protecting from disasters
  • Debugging applications on Exchange Server
  • Scheduling data flows using SQL Server Agent
  • Restoring access to webpages

System Administration is an important job that requires expertise to master. With its complexity comes huge responsibilities - handling a controlled computing environment of a company or organization without compromising data security. If you have a project or idea that you want to be handled by an experienced System Administrator, Freelancer.com has you covered on finding one that meets your requirements. Post your project now and hire your own System Administrator today!

Fra 24,289 tilbakemeldinger, klienter rangerer våre System Administrators 4.9 av 5 stjerner.
Ansett System Administrators

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    14 jobber funnet

    NOTE: You must provide the sandbox We've built a read-only NetSuite integration using OAuth 2.0 client credentials, SuiteQL and a RESTlet for downloading transaction attachments. We need someone to test our onboarding process in an existing, populated OneWorld sandbox that they have permission to use. This job covers setup and testing only. We don't need sandbox creation, data entry or application development. SANDBOX REQUIREMENTS - Vendor bills or bill credits in at least two operating subsidiaries - One vendor bill with a facility or site recorded at line level through Location, Department or Class - One PDF under 8 MB attached directly to a vendor transaction and visible on its Files subtab - OAuth 2.0, REST Web Services, SuiteAnalytics Workbook, Client SuiteScript and Ser...

    $102 Average bid
    $102 Snitt bud
    53 bud

    My WHM-powered Linux server has become sluggish and I can’t pinpoint why. I need an admin who lives and breathes cPanel to step in, diagnose the performance issues, and bring the machine back to full speed. The task is entirely troubleshooting-focused: you’ll investigate load spikes, slow page responses, and any other bottlenecks hiding in the stack. Deliverables • A clear diagnostic report outlining root causes • Tuned configurations or commands applied (Apache/Nginx, MySQL/MariaDB, PHP-FPM, kernel limits, etc.) • A brief post-fix summary so I can reproduce or adjust the settings in future SSH and WHM root access can be provided as soon as we agree on a start time. Please be comfortable working live on production and documenting every change you make...

    $11 / hr Average bid
    $11 / hr Snitt bud
    34 bud

    I have a short on-site engagement in Sydney CBD that needs an experienced hands-on technician. The job is straightforward—about one to two hours—but I need someone who can arrive on time, work independently, and leave the workstations fully operational before walking out the door. Scope of work • Set up and configure the new workstations • Connect and configure all peripherals we’ve supplied: printers and scanners, monitors with docking stations, plus keyboards and mice • Run basic network-connectivity tests so I can see green lights for internet and domain resources • Carry out a quick hardware sanity check (cables secure, no visible faults) and confirm each station boots cleanly to the log-in screen Success for me is simple: by the end of you...

    $100 Average bid
    $100 Snitt bud
    11 bud
    Basic SmarterMail Server Setup
    4 dager left
    Verifisert

    I’m setting up a small, in-house email system and want SmarterMail installed and configured on my Windows Server for internal communication only. The environment will support no more than ten users.

    $7 / hr Average bid
    $7 / hr Snitt bud
    86 bud
    VirtualBox Arch & Mint VMs
    4 dager left
    Verifisert

    I have a fresh server waiting for you to connect and install an open-source hypervisor—VirtualBox is my chosen platform. Once VirtualBox is in place, I need twenty fully functional desktop machines, 10 running Arch Linux and the other 10 Linux Mint. Each desktop must sit in its own isolated VM. Key requirements • Shared-folder integration between host and guest so I can move files back and forth effortlessly. • Reliable USB pass-through so attached devices appear inside the VM just as if they were local. • RDP and VNC configured on both guests for smooth, encrypted remote access. Please tune the settings for good performance over typical broadband connections. Beyond the basics, make sure the guest additions (or equivalent) are installed, networking is bridged f...

    $316 Average bid
    $316 Snitt bud
    94 bud

    I need an experienced freelancer to set up a POS system for my restaurant. The key requirement is menu customization, specifically the ability to manage multiple menu categories. Essential tasks include: - Configuring the POS to support multiple menu categories - Ensuring the system is user-friendly for our staff - Providing a brief training session post-setup Ideal skills and experience: - Proven experience with restaurant POS systems - Strong technical skills in menu customization - Prior experience in training staff on new systems Looking forward to your bids!

    $409 Average bid
    $409 Snitt bud
    222 bud
    ViciDial Backend Expert Needed
    1 dag left
    Verifisert

    I’m looking for someone who knows ViciDial inside-out to take full ownership of the backend. The platform is already live but it needs a deep cleanup, optimisation and several feature extensions. Here’s what I want you to tackle: • System configuration – Provision or harden the existing server stack, keep it patched and monitored – Create and maintain user accounts with the correct permission tiers – Review and fine-tune dial plan settings so campaigns hit the right ratios without stressing the dialer • Database management – Set up an automated backup and verified recovery routine – Optimise tables, indexes and queries for faster list loading and real-time reporting – Migrate legacy data from previous inst...

    $14 / hr Average bid
    $14 / hr Snitt bud
    80 bud

    I need an experienced desktop support engineer who can jump in and keep our Windows workstations running smoothly. Most of the calls for help will involve installing or repairing software—chiefly Microsoft Office and our chosen antivirus package—and fixing those stubborn moments when the machine drops off the network. You’ll connect to the user’s PC, diagnose the cause, resolve it, and then leave a brief record of what was done so the issue doesn’t resurface. Key deliverables: • Correct installation or repair of requested applications • Restored network connectivity with root-cause identified • Short, clear post-session summary for my records Comfort with Windows 10/11 administration tools, registry edits, Group Policy, and solid TCP/...

    $10 / hr Average bid
    $10 / hr Snitt bud
    5 bud

    My 2022 Model 3 Long Range shows an abnormal estimated-range figure, yet Service Mode refuses to run “Reset Range Life Model,” returning the guard message “The HVC life model is currently nominal and does not require a reset.” I need someone who can bypass that guard and re-initialize the HVC Life Model itself—not just perform the usual SOC or Brick CAC resets that I have already completed. You must have working access to both Tesla Toolbox and Service Mode Plus and know how to trigger a forced reset or directly edit the life-model parameters. If you have handled this exact restriction before, even better. Deliverables I expect: • Either a remote session in which you carry out the forced reset, or step-by-step instructions/scripts that let me do it safe...

    $166 Average bid
    $166 Snitt bud
    18 bud

    I’m looking for a reliable person located in the United States who can receive and maintain a company laptop for a few months while I’m temporarily living in the Philippines. Candidates located in Texas, Florida, or Georgia are strongly preferred. Responsibilities Receive the laptop securely at your home. Keep the laptop in a safe and secure environment. Keep the laptop powered on and connected as required. Provide basic physical assistance when needed, such as restarting the laptop or checking the power/internet connection. Communicate with me regularly and respond promptly when assistance is needed. Follow all applicable company IT and equipment-handling requirements. Requirements Must currently live in the United States. Texas, Florida, or Georgia preferred. Stable home in...

    $416 Average bid
    $416 Snitt bud
    6 bud

    I need help fixing a software problem on my Windows computer. The issue is with the operating system. Ideal Skills and Experience: - Expertise in troubleshooting Windows operating system issues - Experience with system recovery, repair, or reinstalling Windows - Knowledge of handling software conflicts and system errors Please provide a detailed plan and estimated time for completion.

    $395 Average bid
    $395 Snitt bud
    101 bud

    I’m looking for reliable in US, hands-on help each week—roughly four hours or more—to prepare and maintain a growing pool of laptops. The fleet is a mix of Windows and MacOS machines, so you should be comfortable moving between both environments. As long as you’re attentive to detail, able to follow straightforward directions, and happy to roll up your sleeves, you’ll fit right in. I’ll schedule sessions in advance, and flexibility for occasional extra hours is a bonus. If this sounds like a good match, tell me when you could start.

    $442 Average bid
    $442 Snitt bud
    14 bud
    Zoho to Google Workspace Migration
    23 dager left
    Verifisert

    The heavy lifting is done: the domain is already verified and my Google Workspace account is live. I now need the final pieces handled quickly so I can retire Zoho this week. Here’s what’s left on my side: • Migrate every bit of email and all contact data (one primary Zoho mailbox plus several aliases) into the matching Google Workspace account via IMAP. • Point the MX record in Namecheap to Google and double-check that no other DNS entries are disturbed in the process. • Build on the configuration I’ve set up—please don’t start over or change anything that’s already working. Access will be via a temporary secondary Workspace admin login and an app-specific Zoho IMAP password; I’ll revoke both when the job is finished. I&rsquo...

    $169 Average bid
    $169 Snitt bud
    54 bud
    Suse Linux Database Server Fix
    18 dager left
    Verifisert

    I'm looking for an expert to troubleshoot issues with my Suse Linux database server. The server doesn’t run properly and needs immediate attention. Key Requirements: - Diagnose and fix performance issues - Ensure server stability and reliability Ideal Skills and Experience: - Proficient in Suse Linux - Strong background in database server management - Experience in troubleshooting system performance issues

    $132 Average bid
    $132 Snitt bud
    80 bud

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