Administrator sistem Jobs

System admin is the process or person employed to maintain and operate a computer system or network. System admins install, support, configure and maintain servers and other computer systems. They also periodically do scripting tasks and respond to service outages or other problems involving servers or desktops. If your business needs help with system admin tasks, then you can hire freelancers who can work with your computer systems. Talented and experienced system admin freelancers can be found here. Simply post your system admin task or job today.

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    118 proiecte găsite, la prețul de USD
    Fix my server email issues. 6 zile left
    VERIFICAT

    My server isn't sending emails correctly, and none of the sendmail options send. I have one domain that sends correctly but all new domains do not send or receive emails.. its a Plesk control panel on a 1and1 server. should be quick and simple to fix for the right person. also need it to work with any new domains I add in the future

    $25 (Avg Bid)
    $25 Oferta medie
    6 oferte

    В школу английского Lingolove нужен администратор на удаленную работу. Наша цель — помочь студентам за 2 месяца свободно, правильно и без акцента заговорить на английском языке, благодаря авторском методике Любови Подольцевой. Наш сайт — [conectează-te pentru a consulta linkul URL] Основные обязанности: — выполнение входящих задач (выставить счет, помочь с оплатой, проконсульти...

    $250 (Avg Bid)
    $250 Oferta medie
    1 oferte
    OpenWrt Managed Network 6 zile left
    VERIFICAT

    To create a managed centralized network platform using OpenWrt and Open WISP on ZBT type routers wit GPS functionality.

    $3833 (Avg Bid)
    $3833 Oferta medie
    3 oferte

    i need Radius Authentication for ssh tunnel dropbear. I have ready Radius Server. I need Connect my ssh tunnel dropbear server. if you know this.... when complete your work, then give me configuration document.

    $5 - $15 / hr
    $5 - $15 / hr
    0 oferte
    NginX caching issue. 6 zile left
    VERIFICAT

    Searching a NginX expert who can resolve the caching issue. (Work should be done via Teamviewer)

    $52 (Avg Bid)
    $52 Oferta medie
    4 oferte
    Vpn admin panel 6 zile left
    VERIFICAT

    I want to build a vpn vpn admin For setup openconnect/anyconncect vpn

    $102 (Avg Bid)
    $102 Oferta medie
    2 oferte

    A server rebooted, and one lv is mising System is CentOS 6.4 Prior, had 4 LVM's Now get 3, /var is missing Get error Found duplicate PV. Need expert to assist in recovery of missing LV

    $13 / hr (Avg Bid)
    $13 / hr Oferta medie
    3 oferte

    Need addition 15- 18 of domain and subdomain either in domain host or webhosting control panel. They must be open with www. means open with [conectează-te pentru a consulta linkul URL] . Also need addition of free SSL to all domain and subdomain.

    $17 (Avg Bid)
    $17 Oferta medie
    4 oferte

    I need my wordpress website hosted on dedicated server needs to be optimized. 1. Performance optimization - google insights ranking, pagespeed score, yslow scores. 2. Fix down time issues. 3. Fix posts not appearing immediately after posting (mostly due to caching issue) You will be given admin access to wordpress and full server access if required in case you want to optimize server settings.

    $105 (Avg Bid)
    $105 Oferta medie
    24 oferte

    Hello, I need Optimized [conectează-te pentru a consulta linkul URL] can withstand more than 500 online users at the same time configure my vps Ram 8gb , SSD 80 gb Nginx + php-fpm + MariaDB My current configuration file My configuration file currently only supports up to 200 online users at the same time. When greater than 200 visits there is MYSQL CPU phenomenon loading 180% and toal load ave...

    $31 (Avg Bid)
    $31 Oferta medie
    6 oferte

    Searching for an Expert who can help me configure Percona MySQL cluster in CentOS. (Everything has to be done using anydesk or Teamviewer). Interested please apply. Thank you.

    $35 (Avg Bid)
    $35 Oferta medie
    3 oferte

    Hello Looking for ubuntu expert able to fix and configure email in my server (including domain issue if some one). Right now is installed postfix, dovecot and rainloop, the problems are: 1. I can sent mails but it does not receive 2. Email sent are reaching without encryption and goes directly to spam folder (maybe some issue with domain )

    $10 / hr (Avg Bid)
    $10 / hr Oferta medie
    11 oferte

    Hello, Currently my company sells solutions for SME. I want to set up a website for the resale of all my solutions. I want to set up a reseller portal. The solutions : - CRM / Quotation / Billing / POS: Dolibarr and Odoo - Drive: Nextcloud - Configurable appliances according to criteria: o FireWall o IPBX o Backup o File Server o Laptop + PackOffice + Antivirus + Anti-Spam - Domain names - Webs...

    $323 (Avg Bid)
    $323 Oferta medie
    3 oferte

    My hetzner dedi server crashed and will no longer boot. i have tried grub repair but this didnt work. I really need this up and running again. It has 1xSSD drive for os and my data is stored on 3x1TB drives.

    $214 (Avg Bid)
    $214 Oferta medie
    15 oferte

    Malware attacked our servers and decrypted our entire [conectează-te pentru a consulta linkul URL] to restore oyr data.

    $519 (Avg Bid)
    $519 Oferta medie
    1 oferte
    Esperto VMWare 5 zile left

    Cerco esperto Vmware per gestione ed assistenza infrastrutture in Italia Gestione solo da remoto Pagamento a tariffa oraria da definire

    $558 (Avg Bid)
    $558 Oferta medie
    5 oferte
    Mikrotik Configuration 5 zile left
    VERIFICAT

    I need a Network administrator to monitor and edit my current configurations and see if I have vulnerability and stop any attack from happening. and manage my current bandwidth and share it with users.

    $214 (Avg Bid)
    $214 Oferta medie
    17 oferte

    I have a server which hosts a website [conectează-te pentru a consulta linkul URL] which needs to route emails to an external service. I can't do it although everything looks right. It will be a small job for someone that knows what they are doing....

    $26 (Avg Bid)
    $26 Oferta medie
    18 oferte
    Web Developers 5 zile left

    I need my website re-configured.I need you to design and build my online store.

    $26 / hr (Avg Bid)
    $26 / hr Oferta medie
    68 oferte

    Searching for an Expert who can help me configure Percona MySQL cluster in CentOS

    $41 (Avg Bid)
    $41 Oferta medie
    7 oferte

    I need assistance in routing network traffic over different network connections with in NAS.

    $200 (Avg Bid)
    $200 Oferta medie
    21 oferte

    i have 50GB of data that need to be transferred during the next 6h between 2 dedicated servers! Height internet speed is required

    $105 (Avg Bid)
    $105 Oferta medie
    29 oferte
    Computer Networks 5 zile left
    VERIFICAT

    I want someone is an expert in Computer Networking.

    $112 (Avg Bid)
    $112 Oferta medie
    28 oferte

    This week I have a problem with non-delivery of email to some google servers. example: The mail system <katherine@[conectează-te pentru a consulta linkul URL]>: host [conectează-te pentru a consulta linkul URL][[conectează-te pentru a consulta linkul URL]] said: 550-5.7.1 This message does not have authentication information or fails to pass 550-5.7.1 authentication checks. To bes...

    $23 (Avg Bid)
    $23 Oferta medie
    7 oferte
    Magento 2 time/date fix 5 zile left
    VERIFICAT

    Need fix on date/time on magento 2 site ....

    $12 / hr (Avg Bid)
    $12 / hr Oferta medie
    28 oferte
    System Administrator - AWS 5 zile left
    VERIFICAT

    We are currently hosted in AWS (Mumbai) and we use containerized solution. - Cost analysis for effective resource/server utilization - Implement monitoring tools for MongoDB, Nginx etc - Implement auto-scaling, preferably using Kubernetes (EKS) - MongoDB clustering - MongoDB Query Optimization - Prepare and assist load /security testing of the application

    $7 / hr (Avg Bid)
    $7 / hr Oferta medie
    11 oferte

    I have a centos 7 server with cpanel, and litespeed web server. Litespeed relies on underlying apache2 configurations. I need to setup a reverse proxy in cpanel for [conectează-te pentru a consulta linkul URL] to forward to http://myipaddress:80/api/ the result output if the reverse proxy setup is correct should be {"code":0,"message":"Transport unknown"} If you are s...

    $32 (Avg Bid)
    $32 Oferta medie
    9 oferte

    We are looking for an IT Specialist with proven knowledge of computer networks and systems (Windows server and desktop OS) including Virtualization, who can write tech documents and produce video-tutorials in English, based on Chinese tech documents and by trying out the software features. Since our product is developed in Taiwan it is a mandatory requirement to be truly fluent in the Mandarin la...

    $14 / hr (Avg Bid)
    $14 / hr Oferta medie
    4 oferte

    ADMINISTRACIÓN sistemas experto, Habla nativo Español. Imprescindible. Disponibilidad 24h sólo para incidencias criticas: t*Removed by Admin* avisos Alta en el Servicio Con Panel de Control Soportado Sin Panel de Control configuración emails Tickets de soporte ilimitados Monitoreo 24/7 - Cada 5 min Seguridad Inicial Básica Software de terceros Estándar Ge...

    $32 (Avg Bid)
    $32 Oferta medie
    7 oferte
    HA proxy configuration CentOS 5 zile left
    VERIFICAT

    Searching for an Expert who can help me configure HA proxy in CentOS for MySQL

    $25 (Avg Bid)
    $25 Oferta medie
    8 oferte

    Hi, I need someone good with the skills mentioned above to do a job.

    $154 (Avg Bid)
    $154 Oferta medie
    5 oferte

    Setup Debian and setup proxy pool, ip:port:id:password. with panel to manage and website to sell product of proxy. if you need another server for website i will provide. Type xyz. So i can understand you and not copy paste and spam. Thanks

    $156 (Avg Bid)
    $156 Oferta medie
    6 oferte

    About monqi: We, at monqi, have a clear mission: "Starting children the right way with technology". We provide a complete experience for kids, parents and caretakers in a safe & trusted environment. As part of our offering we promote SAFE INTERNET, this is our safe browsing with blocked site notifications that allows children to enjoy all the benefits of the internet without any of ...

    $280 (Avg Bid)
    $280 Oferta medie
    15 oferte

    Need LAMP installed on my server, plus adding ssl to a new domain on the server.

    $27 (Avg Bid)
    $27 Oferta medie
    27 oferte
    looking for a linux Engineer 4 zile left
    VERIFICAT

    Hello, I have a job which will take about 1 hour, I'm looking for a linux expert who will help get this job completed. skills: AWS Ansible Puppet Python Shell scripting Redhat VMWare

    $22 / hr (Avg Bid)
    $22 / hr Oferta medie
    19 oferte

    i have some task in aws auto scaling, S3 , Network ACLs need work remotely

    $11 / hr (Avg Bid)
    $11 / hr Oferta medie
    17 oferte

    Hi, i need server expert to create a Mtproto Proxy Server for Telegram on my Dedicated Server create a configuration for making Mtproto Proxy to use for telegram. Thanks

    $75 (Avg Bid)
    $75 Oferta medie
    3 oferte
    Galera Cluster with HAproxy 4 zile left
    VERIFICAT

    Searching for an Expert who can deploy Galera Cluster with HAproxy is a low budget. Thank you.

    $30 (Avg Bid)
    $30 Oferta medie
    1 oferte

    This is a 1 to 3 hour job for someone with experience Requirements 1. I need this done today, right now or start in 1 to 3 hours from now 2. I am USA time zone. I need someone ready to start working in 1 to 3 hours and work until it is done. 3. you need to be able to talk on Skype audio or phone We need someone with good experience in configuring and setting up an internet gateway pc, so that vi...

    $174 (Avg Bid)
    $174 Oferta medie
    5 oferte
    Remove IP from GMAIL Spam 4 zile left
    VERIFICAT

    Hello . Our main problem is that all emails from our server goes to Gmail spam folder. We need them to go to Inbox. Please let us know if you can do the work

    $31 (Avg Bid)
    $31 Oferta medie
    8 oferte

    Dear Freelancer, We require you to Install the SSL certificate for LINUX email server. All the required access and the necessary certificate will be provided.

    $30 (Avg Bid)
    $30 Oferta medie
    38 oferte

    I need to restore the site host ، We lost username and password

    $1083 (Avg Bid)
    $1083 Oferta medie
    53 oferte
    recover host 4 zile left

    I need my website re-configured.I already have a design, I just need you to build a website for my small business.

    $1174 (Avg Bid)
    $1174 Oferta medie
    34 oferte

    We have 3 web linux servers and we need kind of tool from which we can get the Audit Logs, Security Logs and Apache logs on x time of Interval

    $385 (Avg Bid)
    $385 Oferta medie
    8 oferte

    Need to Develop Internet Bandwidth Software. Open sources are not encouraged. Need to write Network Access Server (Nas Software) Need to Develop Radius (AAA) and Billing Software Need to develop Good Looking and smart UI Based on the requirement (Removed by Freelancer.com Admin) For Further Details Message Me Many Thanks Abdul Riyaz

    $558 (Avg Bid)
    $558 Oferta medie
    3 oferte

    ATTENTION: * Do not use template proposals, they will not be read * Include not only your portfolio, but also highlight examples that you consider to be close to the result you promise you will provide us for the price of your bid * Make sure your proposal presents the final price for the COMPLETE job * We will not accept to negotiate a higher price than what was proposed in the bid offer * Prof...

    $544 (Avg Bid)
    $544 Oferta medie
    27 oferte
    Trophy icon SMTP issue 17 ore left

    I have Roundcube webmail on a server. I can send emails but cannot receive emails. The problem could come from the server, not the DNS records.

    $10 (Avg Bid)
    Garantat
    $10
    4 intrări
    POS system on Android 4 zile left
    VERIFICAT

    I own a restaurant and wants to make a POS system for our restaurant, we want the POS sytem to be at least have these following things, other than basic POS system: 1. inventory/ingredient tracking. For example, to make a portion of fried chicken needs 100gr of chicken, salt, pepper, etc. then if somebody order it, the POS system could reduce the inventory accordingly to it. 2. Attendance for staf...

    $890 (Avg Bid)
    $890 Oferta medie
    76 oferte

    mujhe nginx mein rtmp live streaming server tyar karwana hai, jismein user interface bhi hona chahiye. [Removed for encouraging offsite communication which is against our Terms and Conditions -Section 13:Communication With Other Users]

    $200 (Avg Bid)
    $200 Oferta medie
    8 oferte
    Configure GUI for CentOS 7 4 zile left
    VERIFICAT

    I have a server with CentOS Linux 7 (Core) I need GUI installed so I can login to it remotely with Firefox, Office tools. Need someone who can help me configure.

    $25 (Avg Bid)
    $25 Oferta medie
    26 oferte