System Admin 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.

Hire System Administrators

Filter

My recent searches
Filter by:
Budget
to
to
to
Type
Skills
Languages
    Job State
    116 jobs found, pricing in USD

    Hello, I need php/html/server specialist to help me with Server/Website optimization to counter GET method HTTPS spam/ddos.

    $144 (Avg Bid)
    $144 Avg Bid
    6 bids

    Hi We have installed lunix on vm ware fussion in mac we need to forward ports and make the proper conectivity

    $25 (Avg Bid)
    $25 Avg Bid
    1 bids

    I would like to set up best practice of load balance on php server, node js server and mqtt server

    $1098 (Avg Bid)
    $1098 Avg Bid
    32 bids

    Hi We have installed lunix on vm ware fussion in mac we need to forward ports and make the proper conectivity

    $29 (Avg Bid)
    $29 Avg Bid
    1 bids

    I am needing to making a news site as tor hidden service. I get VPS with ubuntu. I want http handling by NGNIX, also need setup for mysql, php7.2 and point a tor hidden service to webroot of ngnix. Also need best security practices applied in server configuration. thanyou.

    $127 (Avg Bid)
    $127 Avg Bid
    9 bids

    Budget:20$ Need to deploy ROR app into UBUNTU-16x server production mode. NGinx,mysql,rails-5,ruby ,you have to provide documentation after setup with clear steps. Have to install necessary gems or any other installation as required during installation. Please also send your previous ROR links which were deployed. Need to start now

    $25 (Avg Bid)
    $25 Avg Bid
    2 bids

    We need some advance config for Daloradius + freeradius version 3 + centos 7 + mysql+ Mikrotik and or ubuntu 14.4 with freeradius 2 and mysql. eg: expired user will get a new ippool named as "expired", online user count fix ( we are getting wrong data), Mysql not working properly need some bug test and fix and or add a captive portal for expired user.

    $30 / hr (Avg Bid)
    $30 / hr Avg Bid
    2 bids

    Provide a VM (preference Ubuntu) in OVA format. The VM should have VirtualBox installed and 4 VMs running in it: 2 Ubuntu servers and 2 ubuntu​ desktop. These VMs should be configured to be in a local network (they should be able to ping each other).

    $329 (Avg Bid)
    $329 Avg Bid
    19 bids
    we need some fix on website 6 days left
    VERIFIED

    I need my website re-configured.I need you to build it. my website monetization button enable issue

    $23 (Avg Bid)
    $23 Avg Bid
    15 bids

    Cant access one of the running docker image , we use portainer to manage our images but one of them is not accessible via the ports are defined ... BID only if you can work via Teamviewer or Anydesk and IF ONLY willing to check the problem first before awarding for better understanding... no ssh access . thnx

    $185 (Avg Bid)
    $185 Avg Bid
    4 bids
    Docker images and portainer 6 days left
    VERIFIED

    Cant access one of the running docker image , we use portainer to manage our images but one of them is not accessible via the ports are defined ... BID only if you can work via Teamviewer or Anydesk and IF ONLY willing to check the problem first before awarding for better understanding... no ssh access . thnx

    $21 (Avg Bid)
    $21 Avg Bid
    1 bids

    Prepare 15 folder structures layouts for different scenarios I.e. how computer folders are arranged for: 1. Home business 2. Personal Accounting 3. Business Accounting 4. Business design department 5. Business Marketing department 6. Business HR department 7. Business finance department 8. Business inventory 9. Business research and design 10. Personal high school 11. Personal wedding planning 12...

    $19 (Avg Bid)
    $19 Avg Bid
    9 bids
    Spam Issue in Zimbra 6 days left
    VERIFIED

    Searching for an expert who can help me troubleshooting spam with Zimbra.

    $26 (Avg Bid)
    $26 Avg Bid
    5 bids

    I Need A VPN Coustome Admin Panel For Manage User And Server , Admin Can Add Server Panel Accepte All Protocol TCP / UDP/SSL/TLS/DNS Reselller System Reseller Can Create Reseller And Also Can Create VPN .. Specially We Need Cisco openconnect/AnyConnect VPN Using ...

    $140 (Avg Bid)
    $140 Avg Bid
    1 bids
    Fix my server email issues. 6 days left
    VERIFIED

    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 Avg Bid
    10 bids
    OpenWrt Managed Network 6 days left
    VERIFIED

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

    $4206 (Avg Bid)
    $4206 Avg Bid
    7 bids

    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.

    $14 / hr (Avg Bid)
    $14 / hr Avg Bid
    1 bids
    NginX caching issue. 5 days left
    VERIFIED

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

    $49 (Avg Bid)
    $49 Avg Bid
    5 bids
    Vpn admin panel 5 days left
    VERIFIED

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

    $102 (Avg Bid)
    $102 Avg Bid
    2 bids

    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

    $12 / hr (Avg Bid)
    $12 / hr Avg Bid
    4 bids

    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 [login to view URL] . Also need addition of free SSL to all domain and subdomain.

    $16 (Avg Bid)
    $16 Avg Bid
    7 bids

    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.

    $103 (Avg Bid)
    $103 Avg Bid
    25 bids

    Hello, I need Optimized [login to view 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 average> 40% The details ...

    $29 (Avg Bid)
    $29 Avg Bid
    10 bids

    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 Avg Bid
    3 bids

    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 )

    $9 / hr (Avg Bid)
    $9 / hr Avg Bid
    14 bids

    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...

    $321 (Avg Bid)
    $321 Avg Bid
    4 bids

    Malware attacked our servers and decrypted our entire [login to view URL] to restore oyr data.

    $519 (Avg Bid)
    $519 Avg Bid
    1 bids
    Mikrotik Configuration 4 days left
    VERIFIED

    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.

    $206 (Avg Bid)
    $206 Avg Bid
    19 bids

    I have a server which hosts a website [login to view 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 Avg Bid
    21 bids

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

    $41 (Avg Bid)
    $41 Avg Bid
    7 bids

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

    $196 (Avg Bid)
    $196 Avg Bid
    23 bids

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

    $103 (Avg Bid)
    $103 Avg Bid
    30 bids
    Computer Networks 4 days left
    VERIFIED

    I want someone is an expert in Computer Networking.

    $114 (Avg Bid)
    $114 Avg Bid
    29 bids

    This week I have a problem with non-delivery of email to some google servers. example: The mail system <katherine@[login to view URL]>: host [login to view URL][[login to view URL]] said: 550-5.7.1 This message does not have authentication information or fails to pass 550-5.7.1 authentication checks. To best protect our users from spam, the 550-5.7.1 message has been blocked. P...

    $23 (Avg Bid)
    $23 Avg Bid
    7 bids
    Magento 2 time/date fix 4 days left
    VERIFIED

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

    $12 / hr (Avg Bid)
    $12 / hr Avg Bid
    37 bids
    System Administrator - AWS 4 days left
    VERIFIED

    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

    $8 / hr (Avg Bid)
    $8 / hr Avg Bid
    13 bids

    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 [login to view 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 selected I will give you t...

    $32 (Avg Bid)
    $32 Avg Bid
    9 bids

    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 Avg Bid
    4 bids

    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...

    $30 (Avg Bid)
    $30 Avg Bid
    8 bids
    HA proxy configuration CentOS 4 days left
    VERIFIED

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

    $25 (Avg Bid)
    $25 Avg Bid
    8 bids

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

    $154 (Avg Bid)
    $154 Avg Bid
    5 bids

    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 Avg Bid
    6 bids

    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 ...

    $277 (Avg Bid)
    $277 Avg Bid
    16 bids
    looking for a linux Engineer 4 days left
    VERIFIED

    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 Avg Bid
    24 bids

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

    $11 / hr (Avg Bid)
    $11 / hr Avg Bid
    19 bids

    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

    $69 (Avg Bid)
    $69 Avg Bid
    4 bids

    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 Avg Bid
    5 bids
    Remove IP from GMAIL Spam 4 days left
    VERIFIED

    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 Avg Bid
    8 bids

    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 Avg Bid
    38 bids

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

    $1079 (Avg Bid)
    $1079 Avg Bid
    54 bids

    Top System Admin Community Articles