System Admin 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!
From 164,090 reviews, clients rate our System Administrators 4.87 out of 5 stars.Hire System Administrators
I want to make ALB-VPC endPoint -S3 structure. budget is 40$ (in my personal AWS, i would provide IAM account ) explained here the structure is internal ALB but in my case , external ALB ( this would be possible regarding with AWS support) i am doing by myself and stuck . need help. i have some ongoing AWS support cases ,but i want to speed up .
Project Description: Fixing File Upload Issue with Yetishare Script Fileserver I am experiencing an issue with file uploads not working on my Yetishare script fileserver. I do not have any custom modifications to the script and can provide access to the server for troubleshooting. Skills and Experience Needed: - Strong knowledge of the Yetishare script and fileserver functionality - Experience in troubleshooting file upload issues - Proficiency in server administration and configuration - Ability to identify and resolve errors in the script Project Deliverables: - Fix the file upload issue and ensure that file uploads are working properly - Test the functionality to confirm that file uploads are functioning correctly Note: Any additional recommendations for improving the fileserver...
Seeking to hire travel nurses, licensed practice nurses, and Nurse assistants for a healthcare project. Skills and Experience: - Must be a registered nurse in the US, licensed practice nurse, or Nurse assistant specialties include ICU, Stepdown Cath lab, labor and delivery, medical surgical, long-term care, nursing homes, assisted living. - Experience in healthcare settings required - Strong communication and interpersonal skills - Ability to work well in a team - Organizational skills and attention to detail - Ability to handle high-stress situations Project Details: - Immediate need for healthcare professionals - Project duration is more than 3 months - Flexible work schedule - Competitive compensation Responsibilities: - Provide high-quality patient care - Collaborate with healthcare...
Need devops for onetime setup for aws to deploy springboot project AWS Elastic bean stalk EC2 S3
I am looking for a freelancer who can help me reconfigure my VPS Ubuntu 20.04 that already has WHM installed. The specific configurations I need for my VPS include: - Firewall settings - Network settings - Server optimization I have root access to the VPS, so the freelancer will be able to perform the necessary tasks. The purpose of the PHP scripts that I need running on the VPS is for an other application. Ideal skills and experience for this job include: - Strong knowledge of VPS configuration and administration - Proficiency in Ubuntu 20.04 and WHM - Experience with firewall settings, network settings, and server optimization - Expertise in PHP scripting and running applications If you possess these skills and are confident in completing this project, please submit your proposal.
I am looking for a freelancer who can provide assistance with AWS and cloud computing. Requirements and Goals: - I am open to suggestions and do not have any specific requirements or goals for my AWS project. - I just need general assistance in setting up and managing my AWS services. Timeline: - I have a tight deadline for this project and require it to be completed within 4 days. Ideal Skills and Experience: - Strong understanding and experience with AWS and cloud computing - Proficiency in cloud computing and the ability to set up and manage AWS services efficiently. - Excellent problem-solving skills and the ability to troubleshoot any issues that may arise during the project. If you have the necessary skills and can meet the tight deadline, I would love to hear from you. Please p...
Very urgent - My Contabo server is down? even I am not able to login my plesk. If you have experience then fix now.
I am looking for a skilled and experienced Server Admin who is very familiar with Linux, Nginx, PHP-FPM, CPU, and MEMORY. Tasks: - Troubleshooting and debugging server issues - Optimizing server performance Requirements: - Strong knowledge and experience in Linux, Nginx, PHP-FPM, CPU, and MEMORY - Ability to troubleshoot and debug server issues efficiently - Experience in optimizing server performance Maintenance: - Regular server maintenance is required Communication: - Preferred method of communication for discussing server-related issues is chat messaging.
I am looking for a freelancer who has experience in installing a CodeIgniter 3 website on a CentOS 7 server using phpMyAdmin. Requirements: - Familiarity with CodeIgniter 3 - Proficiency in CentOS server management - Experience in using phpMyAdmin for website installation The project involves installing the website on the server, utilizing the provided server access and login credentials. No additional assistance is needed in obtaining these credentials. You will also need to install the required mysql data base for this website. If you have the necessary skills and experience in website installation on CentOS servers and using phpMyAdmin, please reach out to me. Thank you.
Hello, We need a provider that is experienced with configuring WHMCS products. We are using a Linod provisioning module and need it configured with the proper stackscripts so servers are auto-provisioned in the region, OS, and instance size selected in WHMCS order. Module documentation is located here: Linode Stackscript documentation is located here: This project will configure 4 WHMCS products and test them thoroughly to ensure they are properly auto-provisioned. All the best!
I am looking for an expert who can help me with the configuration of my VOS3000 Softswitch. The specific changes I need include adding new routes, changing existing routes, and configuring billing settings. Skills and experience required: - Proficiency in VOS3000 Softswitch configuration - Strong troubleshooting skills - Knowledge of customer account settings I have the login credentials for the VOS3000 Softswitch, so you will have access to the necessary resources. This project is urgent and needs to be completed within 20 minutes. Budget for this is $10 so no need to quote if you want a payment above $10
Need a daily cron job configured where it will copy account A to account B daily on the same server, updating the mysql db and files with any updates or changes. Mainly it is the mysql that needs to be updated daily so the users and customer info stays current
I need an IT / Tech experienced marketing engineer to design a datasheet of a cloud dns firewall product. Note all data and references are available. This just a documentation and designing project
I need an IT / Tech experienced marketing engineer to design and develop a datasheet of a cloud dns firewall product. Conceptual knowledge in DNS Firewall is mandatory
I am looking for a freelancer who can help me with installing VestaCP on my newly installed Ubuntu 23.04 VPS. Here are the project details: - I already have a VPS set up. - The primary purpose of installing VestaCP is for website hosting. - No additional software or modules are required to be installed with VestaCP. Skills and experience required: - Strong knowledge of Ubuntu and VPS management. - Experience in installing and configuring VestaCP for website hosting. - Familiarity with server management and security practices. If you have the necessary skills and experience, please bid on this project. Thank you!
I am looking for a skilled System Administrator/ Website Infrastructure Administrator who has experience with Windows operating system. Tasks to be performed on the system include: - Optimization and Performance Improvement to enhance the website's speed and efficiency. - Troubleshooting and Issue Resolution to identify and resolve any technical issues that may arise. - General Maintenance and Updates to ensure the system is up-to-date and functioning properly. ### **Job Title: Systems Administrator / Web Infrastructure Administrator** **Responsibilities:** 1. **Web Server Management:** - Configure, deploy, and maintain web servers (e.g., Apache, Nginx, Microsoft IIS). - Ensure the availability, performance, and security of web server environments. 2. **Infrastructure Conf...
I am looking for a freelancer who can help me with port forwarding on my Genexis GPON Earth - 4222 router. Skills and Experience: - Experience with configuring port forwarding on Genexis GPON Earth - 4222 routers - Strong knowledge of router settings and access - Familiarity with port forwarding for computers - Proficiency in configuring standard ports such as 80 and 443 Project Scope: - The freelancer will assist me in accessing the router settings for port forwarding. - The goal is to configure port forwarding specifically for computers. - The required ports for forwarding are standard ports such as 80 and 443. If you have the necessary skills and experience, please reach out to discuss further details of the project.
Access an Ubuntu virtual machine, it is necessary to have knowledge of LINUX and Metasploit
We are seeking a highly skilled and experienced Full Stack Developer to join our dynamic team. The ideal candidate will have a strong background in developing web applications using Laravel and PHP, and a proven track record of integrating Twilio and Stripe APIs. Key Responsibilities: Develop and maintain web applications using Laravel and PHP. Implement and manage Twilio services for communication features. Integrate Stripe API for payment processing capabilities. Collaborate with cross-functional teams to define, design, and ship new features. Ensure the performance, quality, and responsiveness of applications. Identify and correct bottlenecks and fix bugs. Help maintain code quality, organization, and automatization. Required Skills and Qualifications: Bachelor’s degree in Comp...
I am looking for a freelancer who can assist me in setting up a POLY studio x50 trio c60 video conferencing system with expansion connectivity. The purpose of this setup is for video conferencing. I will need assistance with both hardware installation and software configuration. However, I do not require ongoing technical support post setup. Ideal skills and experience for this job include: - Proficiency in setting up and configuring video conferencing hardware and software - Knowledge of the POLY studio x50 trio c60 system and its expansion connectivity features - Ability to troubleshoot and resolve any issues that may arise during the setup process.
I am looking for a freelancer who can help me with OOKLA server hosting for a speedtest server in Ubuntu. Server Hosting Requirements: - I need dedicated hosting for the OOKLA server. - I have a specific location in mind for the server hosting. - I require full technical support for the server hosting. Ideal Skills and Experience: - Experience with OOKLA server hosting and setting up speedtest servers in Ubuntu. - Knowledge of dedicated hosting and server management. - Ability to provide full technical support for the server hosting. If you have the necessary skills and experience in OOKLA server hosting and can provide full technical support, please submit your proposal.
Project Description: I am looking for a freelancer who can help me with setting up a public URL for my CRC OpenShift web console. The ideal candidate should have the following skills and experience: - Experience in setting up CRC OpenShift clusters - Proficient in managing and configuring servers with root access - Knowledge of advanced security measures for public URL setup The project involves: - Setting up a public URL for the CRC OpenShift web console - Ensuring advanced security measures are in place for the public URL If you have the necessary skills and experience, please submit your proposal.
I am looking for a freelancer who can install MailWizz and PowerMTA on my CentOS Linux VPS. This will be a recurring job, to be done daily. Preferred Operating System: CentOS Versions: No specific versions requested, I trust your expertise Configurations: No specific configurations requested, I trust your expertise Ideal Skills and Experience: - Expertise in installing MailWizz and PowerMTA on CentOS Linux VPS - Familiarity with managing recurring jobs - Strong understanding of email marketing and delivery Please provide your expertise and experience in this area when submitting your proposal.
System Admin - Linux - Server Maintenance We are looking for a skilled system administrator with experience in Linux operating system to assist us with server maintenance tasks. Specifically, we need assistance with: - Regular server updates and patches - Performance monitoring and optimization - Troubleshooting and resolving server issues - Managing server backups and data restoration Ideally, the candidate should have: - Strong knowledge and experience in Linux administration - Proficiency in server security measures and best practices - Familiarity with data management tools and techniques Please note that there are specific software or applications that need to be maintained, and we will provide the necessary details to the chosen candidate. If you are experienced in Linux system...
Project Title: Moodle Error Description: I am experiencing a specific error with Moodle and I need help in resolving it. Specific Error: Login Issues Error Messages/Code: Yes, I have error messages and/or error codes related to the issue that I can provide now. Skills and Experience: - Experience with Moodle and its login system - Knowledge of troubleshooting and resolving login issues in Moodle - Familiarity with interpreting error messages and error codes - Ability to analyze stack trace and identify the root cause of the error - Strong problem-solving skills and attention to detail If you have the necessary skills and experience, please bid on this project and provide a timeline for resolving the Moodle login error. Stack trace: line 1119 of /lib/filestorage/: file_excepti...
I am looking for a freelancer to help me configure filters for my Proxmox mail gateway. The main focus of this project is spam filtering. I trust the expertise of the freelancer to handle the configuration based on their knowledge and experience. The project is not urgent and can wait a few days for completion. Skills and Experience: - Experience with Proxmox mail gateway and mail filtering configurations - Strong knowledge of spam filtering techniques and best practices - Ability to understand and analyze mail filtering requirements - Excellent troubleshooting and problem-solving skills in mail filtering configurations
I am looking for a *Spanish speaking* freelancer with intermediate expertise in DevOps, Kubernetes, and Linux to assist me with setting up a Kubernetes cluster. The specific tasks for this project include: - Setting up a Kubernetes cluster - Managing containerized applications - Troubleshooting and debugging any issues that may arise -Knowledge Gitlab and Terraform We require the migration of certain Postfix servers from on-premises infrastructure to the IBM Cloud platform. The ideal candidate should have intermediate level expertise in DevOps, Kubernetes, and Linux. They should be able to work independently and have experience with setting up Kubernetes clusters. Spanish is required. This project has an immediate timeline, and I expect the freelancer to complete the tas...
I am looking for a freelancer who can help me migrate my custom emails from to AWS. I want all the settings to be configured correctly in the migration process. Requirements: - Experience in migrating email accounts from to AWS - Knowledge of AWS email configuration settings - Ability to ensure a smooth transition with all settings maintained Ideal Skills: - Experience working with and AWS - Familiarity with email migration processes - Strong knowledge of email configuration settings in AWS Number of Email Accounts: 1-5 If you have the necessary skills and experience, please apply for this project.
Project Description: Debug Modoboa installation on CentOS Skills Required: - Strong experience with CentOS and Apache - Expertise in troubleshooting and debugging Modoboa installations - Knowledge of email configuration and SMTP protocols - Familiarity with server administration and root access Project Details: - The client is experiencing difficulties starting Apache and loading the Modoboa admin interface on their CentOS server. - The priority of this task is high, indicating the need for immediate attention. - The ideal candidate should have root access to the server for effective debugging and troubleshooting. - The main issues to address include resolving Apache startup errors and ensuring the successful loading of the Modoboa admin interface. - In-depth knowledge of email sending/r...
I am looking for a freelancer who can assist me with the installation and configuration of Alfresco on a Linux operating system. Skills and Experience: - Experience with Linux operating system - Expertise in installing and configuring Alfresco - Familiarity with Document Management modules in Alfresco Task Requirements: - Perform the installation of Alfresco on the Linux operating system - Configure Alfresco to meet my specific requirements for Document Management Please note that I am specifically looking for a freelancer who can handle both the installation and configuration aspects of Alfresco. Experience with Document Management modules and user/group rights setup in Alfresco is also highly preferred.
Project Description: Install an application docker web application in cPanel Skills and Experience: - Proficiency in cPanel and web application installation - Expertise in Drupal installation and configuration - Knowledge of Docker and containerization - Familiarity with web hosting and server management Project Requirements: - Install the Drupal 7 web docker application on the client's cPanel account - Ensure smooth integration and compatibility with the existing server environment - Configure the necessary settings and permissions for optimal performance - Test the installation to ensure proper functionality and resolve any issues - Provide documentation or instructions for future maintenance, if needed Timeline: - Immediate installation required, completion expected today Note:...
I am looking for a freelancer who can help me install a Windows Server operating system with RAID configuration. The purpose of the server is web hosting, and I specifically want to install Windows Server 2016. Here are the key requirements for this project: - Install Windows Server 2016 with RAID 10 configuration - Set up the server for web hosting purposes - hardware is Dell R720 with 8 2Tb drivers - Ensure proper file storage and sharing capabilities - Optimize the server for database management Ideal skills and experience for this job include: - Proficiency in installing and configuring Windows Server operating systems - Experience with RAID configurations, specifically RAID 10 - Knowledge of web hosting principles and best practices - Familiarity with file storage and sharing sol...
I am looking for a freelancer who can help me resolve the server issue with my AWS Lightsail-based website. The specific problem I am facing is that the website is not loading and I receive an error message "ERR_TIMED_OUT" when I try to access it. Ideal skills and experience for this job include: - Strong knowledge of AWS Lightsail and server management - Experience in troubleshooting website loading issues - Familiarity with error message analysis and debugging - Ability to identify and resolve server-related issues efficiently If you have the necessary skills and experience, please reach out to me to discuss the project further. Thank you.
Project Title: Troubleshooting Connection Problems with iSCSI SAN Boot in Windows using SANdeploy software I am currently facing connection problems with my existing iSCSI SAN boot setup on a Windows server. I am in need of a skilled professional who can help me resolve this issue and ensure smooth connectivity. Ideal skills and experience for this project: - In-depth knowledge of iSCSI SAN boot configuration in a Windows environment - Strong troubleshooting skills to identify and resolve connection problems - Experience in diagnosing network issues and resolving connectivity problems - Familiarity with Windows server operating system and its networking components - A thorough understanding of iSCSI protocols and best practices for SAN booting If you have the expertise and experience r...
All work done via ANYDESK and no password given Project Description: I am in need of an experienced professional who can assist me with setting up a backup system between my Synology and Qnap NAS servers using RSync. The ideal candidate should have experience with Synology/Qnap operating system and be familiar with Qnap as well. Scope of Work: - Configure RSync between Synology and Qnap NAS servers for backup purposes - Skills and Experience: - Proficiency in Synology operating system - Familiarity with Qnap NAS servers - Experience in setting up RSync for backup purposes - Ability to work with large volumes of data If you are an expert in NAS servers backup with RSync and have experience with Synology and Qnap, please submit your proposal.
Need an expert Centos, CWP Web Panel, vultr, Contabo, cloudfare, email configuration, DNS, dmark, dkim , Apache/Nginx, PHP, MySQL/MariaDB, etc expert. Please only bid if you are qualified and have done this work before. A Centos web hosting is installed on vultr VPS and it’s hosting several websites. We want to move everything to a new server Contabo. Not sure if you can just copy an image snapshot and make it work, but we also have the steps. * Backup the data: Create backups of all your website files, databases, emails, configurations, and any other important data. * Take note of configurations: Document all server configurations, such as software versions, settings, and special configurations for each website. Migration * Set up the new hosting server: * Install Ce...
Looking for an AWS developer for a new enterprise project that requires expertise in Amplify. The project should be completed within 2 month. Need a mechanical SAS solution like Ideal Skills and Experience: - Strong knowledge and experience in AWS Amplify - Familiarity with AWS EC2, S3, and Lambda - Ability to develop and deploy applications using AWS Amplify - Understanding of serverless architecture and best practices - Experience in building scalable and secure cloud-based applications - Good problem-solving and communication skills
I am looking for a freelancer who can assist me with the technical setup of my project. Specific Technical Setup: - Flusonic Media Server installation and configuration is required. Requirements and Preferences: - I am open to suggestions and do not have any specific requirements or preferences for the technical setup. Timeline: - The completion of the setup is urgent and needs to be done within 1-2 days. Ideal Skills and Experience: - Strong experience in Flusonic Media Server installation and configuration - Proficiency in website development, software installation, and network configuration - Ability to work quickly and efficiently to meet the urgent timeline
I am looking for a freelancer who can help me reinstall Windows Server 2019 and reconfigure it to its current settings. Operating System: Windows Server 2019 Backup: I have a backup of my current server configuration. Reconfiguration: The specific setting that needs to be reconfigured after the reinstallation is the Active Directory. Ideal Skills and Experience: - Experience in reinstalling and configuring Windows Server 2019 - Strong knowledge of Active Directory configuration - Familiarity with server backup and restoration processes
Experience in designing, implementing, and managing large-scale infrastructure projects. Expertise in setting up and configuring OpenShift clusters on bare-metal servers. Strong knowledge of networking requirements for high-performance, low-latency communication. Experience in designing and optimizing Spark clusters, including auto-scaling mechanisms. Proficiency in setting up and configuring MinIO for high scalability and data ingestion. In-depth knowledge of Elasticsearch cluster design, optimization, and security. Strong scripting and automation skills (e.g., Ansible, Terraform).
I am looking for a freelancer to help me set up Docker and fix an issue with Nginx on CentOS 8. The specific issue I am experiencing is that Docker is refusing to compose our build and keeps giving an nginx issue. Skills and Experience: - Strong knowledge of Docker and Nginx - Experience with CentOS 8 - Troubleshooting skills to identify and resolve the issue with Docker and Nginx Timeline: - The issue needs to be resolved ASAP.
I have 2 computers at my home office that I would like to be able to connect to share files. These are connected by way of an ethernet cable thru a Netgear GS305 switch. Note these 2 computer were previously connected to my office network and so the previous setup will be to be removed.
Project Title: RDP through Cloudflare Operating System: Windows Cloudflare Plan: Free Security Features: No specific features required Description: - I am looking for a freelancer who can set up an RDP connection through Cloudflare. - The operating system for the RDP connection will be Windows. - We will be using the free Cloudflare plan for this project. - There are no specific security features required for the RDP connection. - Ideal candidate should have experience in setting up RDP connections and working with Cloudflare. - Knowledge of Windows operating system is preferred. - Familiarity with Cloudflare's free plan and its features is a plus. - Attention to detail and ability to troubleshoot any issues that may arise during the setup process is required. - Good communication...
After studying, you have concluded that to implement the network, you will use: 1 router for connection to the central Structure. 2 switches with 24 ports each (The Structure is housed in a two-story building and the requirement is for 10 positions per floor). 1 physical server, on which a hypervisor (ESXi 6.7) will be installed to create 4 virtual machines (1 Domain Controller/DNS/DHCP, 1 File Server, 2 Web Servers). 20 workstations (10 per floor). The necessary materials for implementing the structured cabling of the network.
I am looking for a Zabbix expert who can assist me with converting a MIB file as XML To be imported to into zabbix Here are the details of the project: Tasks required: - Convert MIB file Qualifications: - No specific requirements or preferences for the Zabbix expert's qualifications If you have experience with Zabbix and MIB file conversions, please apply for this project.
I am having an issue with my self-signed SSL certificate on Google Cloud and need to get it resolved as soon as possible (ASAP). My sectigo was working fine and suddenly browsers started to show security risk. After some research it seems like the load balancer is not quite working as expected. I have an app running on Google Cloud Run and set up the load balancer accordingly but for some reason some users sometimes will see the message. Most of the time it works fine. I attached a screenshot of a report from Qualys. This job requires expertise in working with Google Cloud and self-signed certificates, so I'm looking for someone who is experienced and qualified to get this resolved quickly and efficiently. Thanks for considering this project and I look forward to hearing from you!
I am looking for a freelancer who can help me install ERPNext on my Ubuntu 22.04 LTS virtual machine. Requirements: - Experience with ERPNext installation on Ubuntu - Knowledge of Ubuntu 22.04 LTS - Familiarity with virtual machine setup and configuration Specifics: - I would like the latest version of ERPNext to be installed - The installation will be on a virtual machine Please provide your relevant experience and expertise in your proposal. Thank you!
I am in need of a webmin expert who can assist me with configuring server settings. I prefer someone who has experience working with Ubuntu , AWS, cloudeflare operating systems. The project shouldn't be difficult for a webmin expert as the server was newly setup and was working just fine, however unable to use http and https. it seems port 80 and 443 are disabled even though i disabled the firewall. To be honest i don't have much experience with webmin that's why i need the help, configuring webmin, DNS records, mail server, cloud flare. the mail also was working fine but now sending from the client takes too much time and sometimes it just fail. Skills and Experience: - Strong knowledge of webmin and server configuration - Expertise in Linux operating systems - Ability to...
I am looking for a skilled freelancer to help me configure a Site-to-Site VPN from my Fortigate firewall to Azure. We currently have Site-to-Site setup over our primary internet link. We want to leverage our secondary internet link and have another Site-to-Site VPN setup over it. We would want to implement and use BGP to always prefer our primary link (in both directions), so that we do not have asynchronous routing. We do NOT want to leverage SD-WAN in this projectc. Requirements: - Expertise in configuring Site-to-Site VPNs using Fortigate firewalls - Familiarity with Azure networking and VPN configurations - Ability to troubleshoot and resolve any issues that may arise during the configuration process The project involves: - Configuring a secondary Site-to-Site VPN between my Forti...