Administration Système Jobs
System Administration is a skilled job that requires expertise and reliability. A System Administrator takes care of the operations, maintenance and enforcement of a computer/information systems network, server and applications for clients. Improving performance, security and stability of the system are integral parts of their job. They also have to handle software upgrades or the installation of new hardware, and will provide guidance, technical support, and training to users.
For most organizations, be it large companies or small businesses, System Administration is absolutely essential in keeping their day-to-day operations running smoothly. This is because they need someone with the technical expertise to manage, maintain and keep their computer networks functioning properly.
Here’s some projects that our expert System Administrator made real:
- Network setup
- Security configuration & monitoring
- Vulnerability & security audit
- Server installation & maintenance
- Troubleshooting & error rectification
- Software upgrade & installation
- Database backup & restoration
- Performance optimization
In today’s digitally driven world, it is no surprise why System Administrators are in such demand. They are a reliable resource for organizations who want professionals who can handle operations both smoothly and efficiently. Companies now have no choice but to set aside a budget for hiring System Administrators – even if it means going digital and finding one on Freelancer.com.
At Freelancer.com, we understand how important it is for you to have qualified professionals working on your projects. We also understand that you may not always have the capacity or budget to hire one full time – this is why you should consider looking intoFreelancer.com where you can find quality System Administrators with different levels of experience in your area at an affordable price. Whether its a short term or long term project, our System Administrators will be up for the task anytime!
Now that you know how important it is to have an expert System Administrator working on your business’s IT systems, we invite you to post your own project on Freelancer.com and hire an experienced professional today!
Sur 163,608 commentaires, les clients ont évalué nos System Administrators 4.86 sur 5 étoiles.Embaucher des System Administrators
We are looking for experienced editor with Joomla template editing and Kunena forum modification - editing -css- It looks like the site redirects http to https and the site won't load since 1 week, after being hacked. Direct Admin is the servershell, sound backups are available. Site will move to more reliable server provider (now ) on october 11.
Project Description: I am looking for a freelancer who can help me deploy and set up PHP, MySQL, and Apache on an AWS EC2 instance. Operating System: I would like to use Linux for my EC2 instance. Security Configuration: I need full assistance in configuring the security settings for my EC2 instance. Software Versions: I am not sure about the specific versions of PHP, MySQL, and Apache that I want to use. I would appreciate suggestions from the freelancer. Ideal Skills and Experience: - Experience in deploying and setting up PHP, MySQL, and Apache on AWS EC2 instances - Proficiency in Linux operating system - Knowledge of security configurations for EC2 instances - Ability to suggest the latest and most suitable versions of PHP, MySQL, and Apache
Project Title: SQL Database Configuration Description: I am in need of assistance with configuring my SQL database on my Ubuntu server. I require someone who has experience with Ubuntu, SQL, and network troubleshooting. Specific Help Needed: - Configuring SQL database on Ubuntu server Ideal Skills and Experience: - Proficient in Ubuntu server setup and configuration - Strong knowledge of SQL database management and configuration - Experience in troubleshooting network issues - Familiarity with Ubuntu, SQL, and network security best practices Project Timeline: - The project needs to be completed as soon as possible.
Project Description: I am looking for a freelancer who can help me set up DMARC, SPF, and DKIM records for my Outlook email service. I want to improve the security of my email delivery and ensure that all necessary records are properly configured. Skills and Experience: - Experience with setting up DMARC, SPF, and DKIM records for Outlook email service - Knowledge of email security best practices - Familiarity with DNS configuration and record management
Our goal is to upgrade an existing hyperconvergence system, leveraging the Dell vxRail S670 with Cisco 9300 aggregator switch. This project is a priority for me and I require it to be completed in a timely manner, within 1-3 months. The successful bidder will be responsible for a complete implementation of the Cisco Catalyst 9300 along with Dell vxRail S670 with VMware vSAN technology for the upgrade, as well as providing any required training on this system for my team. This project should require expertise in designing and running Dell vxRAIL VMware vSAN-based solutions. We will need the resume and certifications and experience to execute the project.
Title: Experienced Technical Support Specialist Needed for Urgent Network Configuration Assistance We are urgently seeking a skilled technical support specialist to provide immediate assistance with network configuration. Specifics: - Network Configuration: The primary focus of this project is to resolve network configuration issues for our organization. - Hardware: There is no specific brand or type of hardware that requires assistance. Any hardware expertise will be appreciated. - Timeline: We need technical support within 24 hours to ensure minimal disruption to our operations. Requirements: - Network Configuration Expertise: Strong knowledge and experience in network configuration, including setting up and troubleshooting network devices. - Hardware Familiarity: General understan...
Title: Experienced Technical Support Specialist Needed for Urgent Network Configuration Assistance We are urgently seeking a skilled technical support specialist to provide immediate assistance with network configuration. Specifics: - Network Configuration: The primary focus of this project is to resolve network configuration issues for our organization. - Hardware: There is no specific brand or type of hardware that requires assistance. Any hardware expertise will be appreciated. - Timeline: We need technical support within 24 hours to ensure minimal disruption to our operations. Requirements: - Network Configuration Expertise: Strong knowledge and experience in network configuration, including setting up and troubleshooting network devices. - Hardware Familiarity: General understan...
Overview: We are seeking experienced freelancers who can assist us in setting up a Domain Controller on an Amazon Web Instance (AWS) and establishing a secure site-to-site VPN tunnel to link it with our network. This project is of utmost urgency due to critical issues with our existing Domain Controller and the need to migrate users to the AWS-hosted solution. Background: Our organization currently relies on a single Domain Controller server, which has encountered persistent issues, including being stuck in a continuous loop. In light of this situation, we have deployed a secondary Domain Controller to serve as a backup in the event of hardware failures. However, to enhance reliability and performance, we have decided to migrate our user base to a Domain Controller hosted on AWS. Project...
We are seeking a skilled freelance developer to create a ready-to-use installation package (deb package) of PostgreSQL version 13 for Debian Buster on an ARMv7 (armhf) platform. This platform specifically matches the processor used in the Raspberry Pi 3, making it accessible and compatible for Raspberry Pi 3 users. Scope of Work: The selected freelancer will be responsible for the following tasks: Compiling PostgreSQL version 13 for the ARMv7 (armhf) architecture. Creating a Debian Buster compatible deb package for easy installation. Ensuring all necessary dependencies are included within the package. Thoroughly testing the package to confirm proper functionality. Providing documentation for installation and usage. Payment: We are offering a competitive payment of €200-€250 fo...
We have recently moved away from cpanel and onto a smaller server. However, we have now getting a lot of spam emails that we were not before. we are using spamassassin. We need you to apply another solution. We cannot give you access to our server so its needs to be done on Anydesk. Please reply saying Yes I can sort this and work in Anydesk. Payment will only be released after we have tested the solution and the spam is being filtered better. We will pay $30
Hello, I'm looking for a freelancer to help with getting my fiber-optic broadband router set up. I'm a beginner when it comes to router setup, so I need someone with the expertise to walk me through the steps so I can get up and running. The router I'm currently using is a fiber-optic model, and I just need help with the initial setup and not any troubleshooting. Please let me know if you're able to assist.
I am looking for assistance in setting up a private cloud with CloudStack. I would like for it to use a Linux operating system, and I already have a specific hardware configuration in mind for it. The main purpose of the private cloud is to host applications. I need help configuring the system and ensuring it functions properly.
i wqnt to develop automatically bots for cosial media where i can generate views and watchtine thru MULTIPLE VPS .
Reestablish server connection via VNC and install certificate for server
Looking for a specialist in X-RAY Xray - All-in-one Configuration + Nginx(decoy website) requires setting up Google Cdn along with X-ray using a reverse proxy to connect via Google CDN IP to a blocked server and installing the Marzban panel with tutorial
As a company, our goal is to provide secure remote access for 4 of our employees to connect to our corporate network. After careful consideration, we have decided to use remote access for individual employees for this purpose. Some of the employees have technical expertise to set up their own VPN access, but not all of them. Therefore, we need a professional to assist us in setting up OpenVPN for each of the 4 employees so that they can securely connect to our corporate network. We require someone experienced in OpenVPN setup and configuration to ensure our remote access needs are met. Aim is to explain how we can setup access, and help with any setting up.
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I am looking for someone to help me install the Ubuntu 20.04 LTS operating system on my server in order to host my vast ai compute power rental business. My goal is to set up from 1-3 compute instances, so I can provide the service to my customers. The ideal candidate for this project will have knowledge and experience with Ubuntu 20.04 LTS as well as setting up servers and hosting on Vast ai. Additionally, experience with Ubuntu 18.04 LTS is beneficial. If you feel confident in your expertise on this project, I would be delighted to hear from you. I will have as much prep done as possible you can find a set up guide on vast.ai. I personally do not have any experience with Ubuntu and wanted to find someone that could just help with the install and set up. From what I can gather it can prob...
I am looking for someone who can help me troubleshoot the software installation issues I am experiencing with my Kali Linux 2020.3 installation. Skills and Experience: - Strong knowledge and experience with Kali Linux installations - Proficiency in troubleshooting software installation issues - Familiarity with error messages and error codes encountered during the installation process If you have the expertise in Kali Linux installations and troubleshooting software installation issues, please reach out to me.
I am looking for a Cloudflare Load balancing expert with experience working with CloudWays servers to optimize my current setup. Current Setup: - Both Cloudflare and CloudWays are already set up. - Magento 2 store Specific Issues: - The site crashes under heavy load, and I need someone to address this issue. Expected Traffic Load: - I am expecting more than 1000 per minute Ideal Skills and Experience: - Expertise in Cloudflare load balancing and optimization - Experience working with CloudWays servers - Strong knowledge of server performance and scalability - Ability to troubleshoot and resolve issues related to heavy traffic load - Familiarity with website optimization techniques to improve site speed and stability.
Project Title: Amazon Web Service Overview: I am looking for a skilled AWS professional to assist me with setting up EC2 instances on my existing infrastructure on AWS. Specific Requirements: - EC2 Setup: I need assistance with setting up EC2 instances on my existing infrastructure on AWS. - Strong knowledge and experience with AWS services, specifically EC2.
I have an issue in my Moodle and I can enter. I need an expert to fix the error.
i NEED TO Backup_data_from_an_unbootable_windows_computer. i buy a sever which can not connect with winder RDP, but now, It appears that the SSD is failing and having issues booting into the OS. With our preconfigured servers, you can use the sysrcd rescue image to attempt to back up any data from the drive , so if you could do it for me, then contact me
my windows server got problem,i can not restart it , It appears that the SSD is failing and having issues booting into the OS. the server supplier said we can use the sysrcd rescue image to attempt to back up any data from the drive , but i don't know how to do ,so please help me to do i need to back up my files from the server
AWS and Google Cloud Expert needed
Project Title: AWS developer Description: I am looking for an experienced AWS developer to assist me with a new project. The specific AWS service that I require assistance with is EC2. Requirements: - Strong knowledge and experience with AWS EC2 - Ability to set up and configure EC2 instances according to project requirements - Familiarity with deploying applications on EC2 instances The project involves working on a new infrastructure, so the developer will have the opportunity to build the system from scratch. However, please note that the developer will only have limited access to our systems for security reasons. Ideal Skills and Experience: - Proficiency in AWS EC2 and related services - Experience in designing and implementing scalable and secure EC2 architectures - Familiarity ...
Need email settings for dns mapped properly to my new aws server which is running cpanel and whm
Hallo, ich suche einen erfahrenen Debian-Systemadministrator, der mir bei der Einrichtung eines Overlay-Dateisystems auf einem Debian 12-System behilflich sein kann. Mein Ziel ist es, das bereits auf dem System installierte Debian 12 so zu konfigurieren, dass es nicht beschreibbar ist. Stattdessen soll ein USB-Stick als Overlay-Dateisystem dienen, um Änderungen zu speichern. Aufgaben: Einrichtung eines Overlay-Dateisystems auf dem Debian 12-System. Dokumentation der einzelnen Schritte zur Reproduzierbarkeit (als kurze Textdatei), damit ich in Zukunft in der Lage bin, diese Konfiguration selbst durchzuführen. Zugriff auf das System erfolgt über SSH oder Tmate.
Hello Everyone , we are looking for a trainer who can deliver training on AWS IoT . Timings: 9:00 AM TO 1 PM Start date: ASAP MODE- ONLINE Working days- Monday to Friday Toc : Available
I am looking for a freelancer to help me set up a private Discord server for my business or professional needs. I require specific features or bots, particularly moderation bots. Ideal Skills and Experience: - Experience in setting up and configuring Discord servers - Knowledge of moderation bots and their functionalities - Ability to customize and optimize the server for business or professional purposes
I am looking for a professional to help me with finalising a network installation project in my home. Specifically, I require assistance with wiring a patch panel, installing a network rack and ensuring items are appropriately connected. With this in mind, I need someone reliable who has the expertise and experience to carry out this job in a timely, efficient manner. I am looking for someone who can ensure that all network devices are configured properly and securely.
want my vpn traffic forwarded to external proxy but showing the external proxy ip Open vpn mainly but if can tell how to redirect alll server traffic ive tried myself and been unable to do tried proxychains and squid but im missing summat out each time so any help appreciated
Hi am participating to a tender and need to prove some windows license registered on portal so I need wsomeone with max licences posßible as windows office 365 server ect to endorse my company name some how on the Microsoft portal or to start as my softwares analist worker so I can present in the tender
Instalar google tts api, en vm centos 8 / apache / mysql / php Poder utilizar la api , llamando un file php en el apache para generar audio en base a texto, y descargar el audio.
my websites are hosted on digitalocean . I signed up to adsterra and need someone to place ads on the websites . i attached a screenshot prefer someone to do now this is NOT WORDPRESS website
Hi, I'm looking for assistance in setting up secure remote access for up to 5 users. The remote access solution I'm looking for is a Virtual Private Network (VPN) so that I can enable remote working in a secure environment. All five users will need to access shared files and resources in a secure manner, and also have the ability to collaborate effectively in order to get their work done. I'm looking for a remote access provider who can provide reliable, cost-effective solutions with minimal setup time, and easy to use interfaces. If you have experience with setting up secure VPNs, please get in touch and let's discuss this project further. Thanks!
I have a Dedicated server in a colocation where I want to transform it into a virtual Datacenter infrastructure. 1 - Port 1 (Upstream Cogent) 2 - Port 2 (Upstream HE) 3 - Port 3 (Port IX) A - Use VM to create redundant virtual BGP routers with failover protection B - Using bird2 is good practice based on C - Provide redundant BGP Downstream sessions for VMs D - The virtual Datacenter will be built based on Proxmox 8 E - Implement security for Proxmox (access only via VPN)
I am looking for a freelancer to help me deploy a pfSense firewall in Azure with multiple interfaces. The purpose of this deployment is to improve network security. Specifically, I need the freelancer to configure the pfSense firewall with an intrusion detection system. In terms of interface types, I would prefer to have both public and private IPs configured. Ideal skills and experience for this job include: - Proficiency in Azure and pfSense firewall deployment - Strong knowledge of network security principles and best practices - Experience in configuring intrusion detection systems - Familiarity with both public and private IP configurations in Azure
I am in need of a freelancer who can help me with a problem in database connectivity on my Windows Server 2012. It seems that the database file is missing in the server, which is hosted on Contabo and managed with Plesk. I am specifically using SQL Server as my database management system. Skills and Experience: - Strong experience in SQL Server and database management - Familiarity with Windows Server 2012 and its configurations - Knowledge in troubleshooting and resolving database connectivity issues - Expertise in working with Contabo hosting and Plesk management system I am receiving the error message "Database not found" and I am looking for a skilled freelancer who can identify the cause of this issue and find a suitable solution.
Ubicación: Barrio Venècia, Bogotá. Estamos en búsqueda de una persona que pueda realizar un mantenimiento básico a 20 PCs con el sistema operativo Ubuntu. Las tareas a realizar son: Actualizar paquetes. Desinstalar software que viene por default. Configurar fondo de pantalla corporativo (ya proporcionado). Requisitos: Disponibilidad para trabajar presencialmente en el barrio Venècia. Aunque el trabajo es básico y no se requiere experiencia previa con Ubuntu, la persona debe ser responsable y cuidadosa. En caso de detectar alguna falla o problema con las PCs, deberá reportarlo. Detalles adicionales: El mantenimiento se llevará a cabo una vez se acepte el presupuesto. Estamos abiertos a ofertas y, en caso de quedar satisfec...
Hi there, I'm looking to set up a wireless network for a new enterprise. This network should be able to support 1-10 users initially, but may need to be adjusted to accomodate a larger number of users as our business grows. Our ideal candidate will have extensive experience in setting up and managing wireless networks. They will be responsible for researching and selecting appropriate network hardware and software, configuring the network, and provide ongoing maintenance and support. The successful candidate will need to be able to explain the network setup and maintenance process to both technical and non-technical staff, providing customer service as needed. Thank you for your time!
Project Description: I am in need of a Synology storage and network solution. Specific Synology Model: DS920+ Primary Purpose: Data Backup Additional Features/Capabilities: - Virtual Machine Support Skills and Experience: - Experience with Synology storage systems, specifically the DS920+ model - Knowledge of data backup and storage best practices - Proficiency in configuring and managing virtual machines on Synology systems This project requires a freelancer who is experienced in setting up and configuring Synology storage systems, specifically the DS920+ model. The primary purpose of this setup is data backup, so the freelancer should have a strong understanding of data backup and storage best practices. Additionally, the freelancer should have experience with virtual machine sup...
Project Description: I am looking for a freelancer with experience in IBM Spectrum Scale to help troubleshoot connectivity problems with SMB protocol. im trying to setup a user-defined authetication and cant login in window. i have the user with same uid on the 3 nodes and same group id, i need someome that can connect by any desk and config or that be able to explain me what to do to fix. Skills and Experience: - Proficiency in IBM Spectrum Scale configuration and troubleshooting - Strong understanding of network connectivity and protocols - Experience in diagnosing and resolving connectivity issues in storage systems - Familiarity with IBM storage solutions and technologies - Excellent problem-solving and communication skills
I am looking for a freelancer who can help me with my network and Synology storage system. I am currently using the DS918+ version. Project Requirements: - The main issue I am facing is the slow opening of large Excel files on my Synology system. - This issue is prevalent with all Excel files, not just specific large files. - The size range of these Excel files is more than 50Mb Ideal Skills and Experience: - Experience with Synology storage systems and troubleshooting performance issues. - Knowledge of network and storage configurations to enhance file opening speed. If you have the necessary skills and experience to tackle this project, please reach out to me.
Project Description: Install Proxmox on Dedicated Server Operating System: Debian - The client is looking for a freelancer to install Proxmox on their dedicated server that is currently running Debian. - The freelancer should have experience with Proxmox installation and configuration. - The client has root access to the dedicated server. - The preferred method for the freelancer to access and install Proxmox is through a method other than Remote Desktop or SSH. - The freelancer should be proficient in alternative methods of accessing and installing software on servers. - Clear communication and timely completion of the project are important.
You need to be expert in Google Calendrer, Google meet, Google sheet, Gmail and related addon expert and their related addon as well. We want to setup and automate the sheet to have contact, and email to the contact automatically as per schedule, - google calendar schedule page need to configure so user. Client can do schedule from the available time slot, and google meet need to send then automatically meeting link to both party. client and me. - What ever email sent throw gmail or google suite mail can be tracked for the view open time etc. - and in the sheet we need report again to see which client received which email which date, and view status. We can use some related addon as well like streak for mail tracking etc.. IF you know this and expert then only bid. As we will not g...
Migración y soporte técnico en administración de servidores HCL Domino a versión 12, HCL Sametime y Traveler. Los servidores con SO Linux.
I'm looking for help with Windows Server 2016/2019. The main tasks that I need assistance with are installation and configuration of 2016/2019 RDS setup with multiple terminal servers using a Single Sign On. This project needs to be completed within a week, so deadline is important. I need someone who has experience with Windows Server 2016/2019 and can provide the necessary support and expertise to get the job done efficiently and on time.
I am looking for a freelancer who can help me install phpMyAdmin on my Azure server. Operating System: - The Azure server is running on Linux. Configuration and Settings: - I am not sure if any specific configurations or settings are required on phpMyAdmin after installation. Assistance with Managing: - Once phpMyAdmin is installed, I will be able to manage it myself and do not require any assistance. Ideal Skills and Experience: - Experience in installing phpMyAdmin on Azure servers running on Linux. - Knowledge of phpMyAdmin configurations and settings.
To build FireSim environment and flow with AWS EC2.