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!157,659レビューから、クライアントは System Administrators 4.86/5個の星で評価します。
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I am looking for a freelancer who can help me create a custom log for my Wazuh SIEM system. The main purpose of this log is to detect and prevent security threats. I require a fully customized solution that can meet my specific needs. Ideal Skills and Experience: - Experience with Wazuh SIEM system - Knowledge of PCI DSS compliance requirements - Expertise in log configuration and customization - Ability to identify and prevent security threats - Strong understanding of network traffic and user activity monitoring
I am looking for a freelancer to troubleshoot an issue with SQLexpress timeout loading service in Windows 2k16. Requirements: - Experience with SQLexpress configuration and Windows 2k16 - Familiarity with troubleshooting timeout loading services - Ability to diagnose and resolve error messages - Availability to address the issue in a timely manner The priority level for this issue is medium, and there have been no recent changes to the SQLexpress configuration or server environment. There are specific error messages appearing that need to be resolved promptly.
I am looking for a freelancer who can help me shift my AWS server to Digital Ocean. The specific AWS service currently being used is EC2 Instances. I require complete setup assistance for the Digital Ocean environment and my preferred timeline for the migration is within 2 hours. The ideal candidate should have experience with server migration and setting up Digital Ocean environment.
Hi, everyone How are you? We are hiring senior full stack developer and our purpose is to build the services like this. Don't bid if you can't accomplish this project. Then, don't waste my time. Only bid as senior. 1. Purpose The purpose is to manage a service provider's customer base and technical infrastructure in a relational database. It should also have API's and use API's to interconnect with other system to automate service creation / service parametrisation etc. The main customer type is a internet user using the infrastructure of a Internet Service Provider but the system should be extendable to many other use cases such as VoiceOverIP, SMS, IP-TV etc. 2. Requirement The system should be running on Linux with MariaDB (MySQL) and PHP7 . On the user s...
Have a Firewalla gold router and firewall. Using Omada EAPs, 1 managed Omada switch, 2 unmanaged netgear switches, and Omada oc200 controller. Looking for 2 deliverables: 1. Create VLAN for IoT devices 2. Setup 1-way communication so devices on main network can access printer/Roku/etc on IoT VLAN
We have a virtual server with Servers Australia and we are Looking for a WHM specialist to provide ongoing support with maintaining, troubleshooting and other smaller tasks like adding SSL Certificates to domains etc. Ideal candidate should have experience in server configuration and website migration to also assist when software upgrades need to be applied annd other issues that may arise and need to bbe addressed.
I am looking for a professional to set up a secure VPS server to host my video tube website. I prefer Linux as the operating system and have no preference for the control panel, open to suggestions. Ideal skills and experience: - Expertise in VPS server setup and management - Knowledge of Linux operating system - Familiarity with different control panels - Experience in hosting and managing video tube websites - Strong understanding of website security and implementing measures to ensure it. Need someone with webserver knowledge to configure and install necessary plugins to run my website securely. - Includes installing file manager - Configuring firewall or configure network. - Installing apache - Installing php - Installing phpmyadmin and configuring it. - Installing ffmpeg - Inst...
I am looking for someone to review and assess my AWS Beanstalk configuration with a focus on improving security. I have 2 separated environments with same config, one for test and opne for prod. I need an expert to review the correct setup of security groups, policies, vpc endpoints, and confirm aws codepipeline is able to deploy.
i am looking for a linux admin to transfer the website
I am in need of remote assistance to install the g++ 9 compiler on my existing Debian system. The project is for personal use and I have a high-speed internet connection that I can use for this purpose. I have a Debian system already set up and ready for installation. It needs to be version 9.
whm sql upgrade failed need to update or downgrade to old - only anydesk urgent
I am looking for a freelancer who can connect Node.js to our WHM on a dedicated server. We are not sure if any specific configurations or settings are required, so we need someone who is knowledgeable and can guide us through the process. We are open to installing any version of Node.js, whether it be the latest stable version, long term support version, or a specific version. The ideal candidate should have experience with server configuration and Node.js installation.
Je recherche quelqu'un pour recouvrir une Vm à partir d'un disque dur formaté. Je ne souhaite pas reconfigurer le réseau de quelque façon que ce soit, et le matériel que j'ai mis en place est un disque dur. Je recherche quelqu'un qui peut aider avec la recouvrir d'une Vm à partir d'un disque dur et toutes les étapes impliquées avec ce projet. Vous aurez besoin de connaissances et d'experiences nécessaire pour mener à bien ce projet et produire des résultats satisfaisants.
I have 2 debian servers, one cloud server and one local server, my ISP blocks port forwarding on my local network so I want to establish a tunnel between them to be able to send traffic from cloud server to local server. PLEASE ONLY BID IF YOU KNOW OPENVPN & LINUX REMEMBER THAT PORT FORWARDING IS BLOCKED BY ISP
I get denied my vps is in ubuntu
I am looking for a freelancer who can provide Plesk support for my website. Specifically, I am currently using Plesk Obsidian and require troubleshooting and issue resolution. The main issue I am experiencing is that my Plesk version is not supported and I am unable to connect to Plesk admin. Ideal skills and experience for this job include: - Experience with Plesk Obsidian - Strong troubleshooting and issue resolution skills - Knowledge of server configurations and email configurations - Familiarity with website performance optimization and security concerns.
For my upcoming reception event, I am looking to hire a freelancer for event guest check-in. I am expecting between 50 and 100 guests to attend the event, so it is important that the check-in process is efficient and accurate. Rather than a paper guest list, I would like to use a digital guest list to streamline the process. No additional services are required. I am looking for a reliable freelancer to quickly and accurately process my guests during the event.
We currently own a /22 block of live IPs. Listed below is an example of what we own - not actual IPs - just an example - 18.104.22.168 22.214.171.124 126.96.36.199 188.8.131.52 For this description of the work, I am using the IP of 184.108.40.206 as the IP for our Internet provider. The Main Firewall config - not the actual IPs - just an example - that the other Firewalls below would connect to is - Lan IP 220.127.116.11 WAN 18.104.22.168 WAN Gateway 22.214.171.124 I am looking for someone to configure an HP 1930 48 port switch that other firewalls will be connected to. For this example, the setup would be similar to this. Firewall 1 IP 126.96.36.199 Firewall 2 IP 188.8.131.52 Firewall 3 IP 184.108.40.206 Firewall 4 IP 220.127.116.11 Firewall 5 IP 18.104.22.168 Firewall 6 IP 22.214.171.124 Firewall 7 IP 126.96.36.199 Firewall 8 IP 188.8.131.52 GW 184.108.40.206 Subnet I want VLANS c...
My project is centered around the design and setup of a computer network. The purpose of this network is to share files and resources across multiple sites, providing internet connectivity and remote access to different devices. I want to employ a mesh network topology for my network with speeds of 1 Gbps. This will ensure that the speed of the network is high enough to support internet and remote access activities while being reliable and secured. The network will also need to be designed with an expandable infrastructure as our business grows.
I am looking for an AVEVA PI Systems Engineer to help with the support of our customers systems. We need support with various tasks related to the installation, configuration, customization, and maintenance of our PI system. The ideal candidate will have experience in all aspects of PI system work including new installs, upgrades, and ongoing support. We have specific requirements for the installation, and we need someone with experience in development, configuration, and maintenance to ensure the project is completed on-time and to our satisfaction. The timeline for this project is moderate, and we need it completed within one month.
Our windows server, IIS is high CPU due to php load See screenshots Required expert to assist in route cause of this issue causing high CPU usage To discover source of the php process Id causing this to optimise and improve server performance I seen worker processes, and I attended to them Nothing else showing but still high CPU Please reach me if you can help Ongoing work available if you can solve this Thanks Ally
I am looking for a skilled freelancer to create a complete VPN solution that can link our two offices in Cameroon and the USA. We require a high-speed connection of over 50 Mbps and need a complete solution as we do not have an existing VPN infrastructure in place. The project needs to be completed ASAP. The ideal freelancer should have expertise in VPN concentrators and networking equipment. Specific skills and experience required include: - Experience in setting up VPN concentrators for large-scale networks - Knowledge of network equipment and security protocols - Ability to troubleshoot and resolve technical issues - Strong communication skills to ensure smooth collaboration between our teams in Cameroon and the USA.
Good day, We are looking for a network and systems engineer to work overnight's in the Eastern USA time zone for a small ISP. You should be skilled in the following: WAN / BPG / VPLS / MPLS Mikrotik and Cisco switches routers Windows Server / hyper-v / active directory. The ideal candidate will be self starting, taking initiative and filing detailed reports in our ticketing system for both internal and external issues. Hours of work are flexible but generally between 8pm to 6am EST.
I need a freelancer to setup a cloud network for my business. The ideal candidate should have experience in cloud network setup and management network related issues that can occur with various services. Cloud Services: - experience with API management services for my business. Related to monitoring logs, content delivery setup. Skills Required: - Experience with cloud network setup and management - Knowledge of API management services.
I am experiencing a redirection issue after installing an SSL certificate on my DigitalOcean Apache server, which hosts multiple domains. When I try to access my website, it redirects me to a different domain. The error message states that the server cannot prove its identity and that the security certificate belongs to another domain. This problem may be due to misconfiguration or potential interference from an attacker. To ensure your bid is considered, please include the statement "I am okay with 600" at the beginning of your bid if you are comfortable with the budget of 600. Bids without this statement will not be taken into consideration.
I am looking for a freelancer to set up a server cluster primarily for web hosting. I am open to their expertise when it comes to the hardware requirements for the servers. The ideal freelancer will be knowledgeable in server clustering and have experience setting up clusters with 2-5 servers.
I am looking for a freelancer who can help me with my FreePBX Dynamic Routing project. My current setup is a Single Server. I need a developer who can set up a mySQL database to capture caller inputs in order to enable dynamic routing. I require 2-4 different routing options. The contractor will only be able to access the system through me I don't have remote access. Also, the person will need to walk me through each step of development and implementation. Ideal skills and experience for this job include: - Strong experience with FreePBX and mySQL - Knowledge of dynamic routing - Ability to create customizations and integrations when necessary - Excellent communication skills and ability to work independently
I am in need of assistance setting up a Wifi Bridge, and I have the necessary login credentials. I am considered a beginner when it comes to technical knowledge, so I am looking for someone with experience to help me out. The project will involve setting up a wireless bridge connection between two devices, allowing them to communicate over a secure connection. The ideal freelancer for this project should have previous experience setting up and troubleshooting Unifi Wifi bridge connections, a working knowledge of networking principles and protocols, and the ability to explain technical concepts to a novice in an easy-to-understand manner. I have two 2 x Ubiquiti Unifi UAP-AC-M-PRO Outdoor 1750Mbps access points with PoE adapters; the internet is via Starlink, both end points have electri...
VMWare Expert to look at an existing infrastructure network and diagnose an issue with slow transfer speeds. More details: What type of infrastructure network do you have? Virtual What is the primary objective for reviewing the infrastructure network? Troubleshooting How soon do you need your project completed? ASAP
I am looking for a freelancer to help me with architecture of a complex system that requires data management as the main purpose. The specific feature needed for the system is real-time data processing, which demands scalability and security. The preferred programming language for the project is open to suggestions. Ideal skills and experience for the job: - Strong background in system architecture and data management - Proficiency in real-time data processing - Understanding of scalability and security protocols - Ability to work collaboratively and effectively communicate with the team.
I am looking for an experienced AWS expert to help me solve an issue with VPC connectivity for my existing business's PostgreSQL database on AWS RDS. The main problem I am experiencing is that I am unable to connect to the RDS instance. The objectives: - Lambdas in the VPC must be able to connect to RDS - Lambdas in the VPC must be able to connect to the internet (to call 3rd party APIs) - Approved IP's must be able to connect to the RDS instance Skills and experience needed: - Strong knowledge of AWS services, particularly RDS and VPC - Extensive experience troubleshooting connectivity issues in AWS - Proficiency in PostgreSQL database management - Familiarity with security group and subnet configuration - Excellent communication skills and ability to provide clear explanati...
Failed to power on virtual machine - .vmdk was not found gettting issues on vmware mechine any one know the issues and fix on remote then ping me Note: Check screenshort for batter clarification
Digitalocean Cloud Load Balancing and Optimization Handle High Traffic on different integrated web-based systems
I am looking for a freelancer who can help me set up an HMail server in a virtual machine (VM) running on Windows. I do not have a preferred email client to use with the server, but I do require SSL/TLS encryption for security purposes. I have some domaines the work is almost completed but have to do some additional setup (MX, SPF, DKIM...) Ideal Skills and Experience: - Experience setting up HMail servers on Windows VMs - Knowledge of SSL/TLS encryption and how to implement it with HMail server - Familiarity with email clients such as Outlook and Thunderbird - Ability to configure spam filtering if necessary.
Microtek Setup Configuration and Ongoing Maintenance for Medium-Sized Network I'm looking for a freelancer who can help me with the configuration of my Microtek setup for my medium-sized network of 11-50 devices. The specific service I need is configuration, including setting up the necessary software and hardware to optimize the performance of my network. Additionally, I require ongoing maintenance and support to ensure that my network runs smoothly and any issues are resolved promptly. The ideal freelancer should have experience in Microtek setup configuration and maintenance for medium-sized networks. Skills and Experience: - Microtek setup configuration - Network maintenance and support - Experience with medium-sized networks - Troubleshooting skills - Strong communication sk...
I have the following problem, I have a VPS Server with 16 gigas of ram/6cpus but unfortunately Ffmepg works too slow , Is there a way to improve that ??
V-P-N backend Expert needed Creating V-P-N deployment script Creating V-P-N servers Management Panel with logs, client, admin, monitoring Buying servers on different locations ( We need your suggestion, we pay, not you ) We work with professional experts ( ONLY )
I need someone to help me recover my Linux server login password as I have lost access to it. Here are the details: Access: I do have physical access to the server. Linux Distribution: Unfortunately, I am not sure what distribution the server is running. Backups: I do not have any backups of the server or its data. Ideal Skills and Experience: - Experience with Linux server recovery - Knowledge of password recovery techniques - Familiarity with various Linux distributions - Ability to work quickly and efficiently to minimize downtime.
Bom dia. Preciso que esse porjeto feito com docker, seja aplicado sem docker, apenas com para centos 7, sem uso de docker. @smlalene/data-warehouse-tech-stack-with-postgresql-dbt-airflow-35dfb7e743f8 Documentar passo a passo das instalacoes
I am a parent with four children. To better manage their daily time and schedules, especially their use of the internet, I am seeking a network engineer or developer to create a network management tool based on OpenWrt for me. For cost-effectiveness, I would like to know whether this tool can be implemented based on second-hand Linksys or Asus brand routers, or using Raspberry Pi, or if it is necessary to use an industrial computer to deploy this tool. The main functionalities of the tool are as follows: Creation of four separate Wi-Fi accounts, each requiring authentication upon connecting to the network. Parents can set a daily internet usage duration for each account. The default setting is 1 hour per day, but parents can adjust it. When an account reaches the daily internet usage ...
I am looking for someone to help me set up a Docker compose environment for codeigniter4 and mariadb on RHEL9. I have a Dockerfile for both codeigniter4 and mariadb. I would like the latest versions of both codeigniter4 and mariadb to be used in this setup. The purpose of this Docker compose environment is for a staging environment. Ideal skills and experience: - Strong experience with Docker and Docker compose - Experience with codeigniter4 and mariadb - Knowledge of RHEL9 - Experience setting up environments for staging purposes.
The goal of this project is to install the script ,the script must be well installed with cronjob, SSL certificate , email ( I already have an account on name cheap), FFMEPG, After installation I'll do several tests.
I am looking for a Freelancer to transfer my existing Let's Encrypt certificates from Apache on my Typo3 web server to HAProxy running on OPNSense for several domains. I already have the certificates and keys ready, so no generation is required. I am looking for someone with knowledge of both Apache and HAProxy to help me get this completed. Thank you for your interest in this project. Domains: , , , , , , , , , , , ,
The deliverables will be to develop a Casual loop diagram along with a System map. Must be accessible using Microsoft software such as Word or PowerPoint. Must be available for multiple virtual meetings, through these meetings the information will be pulled to develop the system map and casual loop diagram to support in guiding through the transition Must be available from the week of June 19 to the last of September, bi weekly virtual meetings. Good presentation skills and experience and able to provide examples of your work is important
HI, i need help of a freelancer to help me install OS online. the desired candidate must be available online to help me thank you,
Découvrez la certification PMP® – Professionnel en Management de Projet Forte de plus de 1 million de certifiés dans le monde, la certification PMP® est une des certifications les plus reconnues et recherchées par les entreprises. Être certifié(e) PMP® est donc un réel atout pour décrocher un poste à responsabilités dans les secteurs de l’informatique, du BTP, des finances, de la santé et autres. Cette certification indique aux employeurs, à vos pairs et au monde entier que vous possédez un réel savoir-faire en gestion de projet. 100% en ligne Formez-vous à votre rythme Certification obtenue entre 2 et 6 mois
I just installed Vici Dial on a Server, I have also Magnus Billing on an another Server which means I want now to make auto dailer so I fixed Vici Dial but I have never heard about this before so now need someone who can help me just to open users or what ever is needed to configure it.
1. The issue is that when the client sends a post request to the API, it takes up to a few seconds for a response however the function itself executes in less than a second (issue occurs often when API is on idle and hasn't received a signal for a while) 2. Its ubuntu 18.04 running on wsgi as a system service on a lightsail server
I want to create a linux server on google cloud with some security patches. install mysql install elasticsearch install bitcoin core install apache
I am looking for a freelancer who can help me set up a Ubiquiti server in my office with site-to-site VPN. Here's what you need to know: Network Setup: - We currently have 3 different branches in 3 cities. Our accounting software is based locally in City D, and we have satellite offices in City S & City A that need to be connected to City D Ubiquiti Products: - I am considering to purchase the unifi dream machine pro for all 3 locations. But am open to suggestions if you have a better idea. Purpose of Site-to-Site VPN: - The primary purpose of the site-to-site VPN is to connect remote offices. Ideal Skills and Experience: - Experience with Ubiquiti products and setting up site-to-site VPNs. - Knowledge of network configurations. Scope of work - I will set up the hardware at ...