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

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    136 jobs found, pricing in USD

    I need some help with finding an accountant.

    $18 (Avg Bid)
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    5 bids

    I need my ecommerce website php JS angular served on google cloud with database

    $28 (Avg Bid)
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    6 bids
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    5 bids

    Hi there, looking for urgent assistance in getting a vmware storage pool attached to a esx host.

    $42 (Avg Bid)
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    5 bids

    Looking to hire a cisco proficient engineer/programmer to configure a couple of firewalls and routers. We will provide network info and login to devices so programming can be made. Will discuss best practices and whatever other info is needed. If all goes well we have other projects of similar style coming up.

    $16 / hr (Avg Bid)
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    9 bids
    Speed up my shopify store 6 days left
    VERIFIED

    I need to speed up my shopify store to 2/3 seconds.

    $143 (Avg Bid)
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    18 bids

    Iptables Firewall for DDOS I need create one or more iptables rules, that can solve my problem with DDOS atack. My server is an amazon aws instance using cpanel/whm. I want create limit for http, https, pop, smtp, imap, ftp, ssh. The limit need be for every by 25sec or maybe 30 seconds I want create rule that block atack and is invalid some time later(maybe 5 minutes). I created the rule, b...

    $31 (Avg Bid)
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    3 bids

    The task is to use the suplier address as the delivery address.

    $26 (Avg Bid)
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    6 bids

    Email needs configuration on linux (vultr cloud) so we can send emails and they must land in inbox. you will be responsible for setting up spf records and whatever is needed for digital delivery signature so ensure the emails are not classed as spam. Right now when the email is sent it says delivery pending which suggests they are not being sent. I have virtualmin installed on linux with centOS 0...

    $30 (Avg Bid)
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    7 bids
    ETP Mining Pool Setup 6 days left
    VERIFIED

    Hello, , ETP Mining Pool installation and organization, 1 - Open source software installation redis-server nodejs nginx open-Etherium-pool Establishing ETP patches 2 - Descriptions of the steps of installation and presentation as documents 3- Small arrangements in frontal design 4- Monthly maintenance contract Please provide a reference Thank you

    $406 (Avg Bid)
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    i will share the code of my website that was targeted by malware some time back. need a developer who can fix it and bring it back online.

    $15 (Avg Bid)
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    9 bids
    Whmcs showing error 6 days left
    VERIFIED

    Fix whmcs

    $65 (Avg Bid)
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    31 bids

    The lets encrypt ssl expired and need to redo and also setup using google dns service. And add back the mailing service we used on google dns entry.

    $28 (Avg Bid)
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    28 bids
    Server Setup and security 6 days left
    VERIFIED

    Looking for programmer who has good knowledge base for server security. CDN and VOD server.

    $278 (Avg Bid)
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    20 bids

    We have two domain controllers. Neither can talk to the other and both believe they are on a private network and do not recognize that they are at a domain network location. We can't open DNS. We had it working about 3 hours ago for about 20 minutes and then it stopped again.

    $41 / hr (Avg Bid)
    Urgent
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    19 bids
    Mikrotik BGP Setup 6 days left
    VERIFIED

    Looking for a Mikrotik BGP expert to set up a BGP peer with our upstream to route a /24 that we currently own.

    $21 / hr (Avg Bid)
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    15 bids

    Need job support for checkpoint and Palo Alto asap..

    $19 / hr (Avg Bid)
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    7 bids

    getting some error in exchange server -- want some one to configure the eamil with the same

    $90 (Avg Bid)
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    11 bids

    I need to build a VPN Server in one of my cloud server so that I can allow clients to connect to my server. You can configure OPEN VPN or you can suggest other professional VPN softwares.

    $139 (Avg Bid)
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    22 bids

    I have a Windows virtual server with a company called Contabo. I only use it for software testing. I would like to use this device in lieu of purchasing a VPN service so that i can browse anonymously and without ad targeting in public locations. Is this doable? Seemingly it would take 20-30 mins to configure via TeamViewer by someone experienced.

    $27 (Avg Bid)
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    7 bids

    Hi i need somebody to install these programs and teach me best inbox techniques PowerMTA + Mumara Install + Teaching

    $222 (Avg Bid)
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    6 bids

    we need someone very good at : docker kubernetes dns aws linux networking If you have worked with these before feel free to apply. this is a small project for now. thanks.

    $144 (Avg Bid)
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    8 bids

    I need my website re-configured.I need you to redesign my online store.

    $300 (Avg Bid)
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    80 bids

    I have a windows 10 pc running 6 x VM's in workstation Pro. For some reason the VM's are able to connect to each other and file share / network connect but the host is discoverable despite having network sharing enabled. All the Vm's are connecting to the internet via the Host without a problem. I need someone to configure this for me so that the Vm's and the host are able to f...

    $131 (Avg Bid)
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    29 bids
    Kurento server installation. 5 days left
    VERIFIED

    We have installed Kurento and it is running, but test broadcasting is not running, need some one to fix it quickly.

    $35 (Avg Bid)
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    3 bids
    Configure Pfsense router 5 days left
    VERIFIED

    Someone that knows Pfsense well . need NAT configured..

    $35 (Avg Bid)
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    24 bids
    Networking Expert- 5 days left
    VERIFIED

    Networking Expert Help Required

    $19 (Avg Bid)
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    18 bids
    Devops aws nginx linux 5 days left
    VERIFIED

    I am looking for a person who can help in fixing the broken site. It should be reachable over HTTP/80 and requests to this endpoint should be redirected to HTTPS/443. - When trying to reach over HTTPS/443 it currently just seems to be timing out. => We need to re-establish connectivity to the website and make sure all requests are served over HTTPS. This the issue.

    $76 / hr (Avg Bid)
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    42 bids
    Squid Pool 5 days left

    I have the ips supplied. I need someone to make me a squid proxy pool server in Ubuntu so I can access all those ips. An change user:pass and give authorization.

    $142 (Avg Bid)
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    8 bids

    Develop ansible playbook— to update hp Onboard Administrator with new firmware. And also it should have some conditions.

    $113 (Avg Bid)
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    6 bids

    Looking for linux expert to setup wordpress Cluster Setup for high availability on cloud provider servers

    $49 (Avg Bid)
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    14 bids

    Need AWS ( EC2 and RDS Expert ) to complete some work

    $21 / hr (Avg Bid)
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    19 bids

    8 years experience in IT - system administration field. I need someone familiar with the field to make me a resume.

    $90 (Avg Bid)
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    36 bids

    Hello, we have a debian server want to transfer to microsoft azure cloud . anyone only knows azure may apply . and have done that before . we have more than 20 servers wants to move and we know the steps , but we need 1 technical team to join us and do the work . please send me your rates , also send me the steps you are going to do so i know you did it before . Best

    $223 (Avg Bid)
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    17 bids
    WordPress Champion Review 5 days left
    VERIFIED

    Wordpress Champion needed to review social media website

    $497 (Avg Bid)
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    54 bids

    Hi!, i'm getting crazy trying to connect my vpn client strongswan to a vpn server from a service provider. Maybe an expert can do it easy, i will provide with a test server for this with a root user (latest cpanel, centos 6, latest strongswan from yum). What i need, conditions: 1- The VPN must be connected and working 2- Must include a detailed guide of what you did exactly to make it work s...

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    10 bids
    Asterisk Migration 5 days left
    VERIFIED

    Asterisk Amazon Ec2 Migration to another zone

    $145 (Avg Bid)
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    17 bids
    AWS Route 53 error 5 days left
    VERIFIED

    I am not sure why this is. set correct A record but dns is not routing...

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    25 bids

    Hi, We are currently offering a sales partner roles for those that have a talent for finding the right clients and selling our services. Commission is very good and is based on results. If you can consistently prove that you can sell our products, we are open to a long-term salary position located in Toronto, Ontario, Canada. The Products We Offer: Cloud Services Cloud Computing & Virtua...

    $1802 (Avg Bid)
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    5 bids

    AWS Expert ( RDS & EC2 ) MySQL . Please contact me I have some work related to it

    $7 / hr (Avg Bid)
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    23 bids

    We would like to optimize the performance of a moodle instance and make the service available to many thousand simultaneous users without crashes. Currently we have service unavailable when many thousand users enter the Moodle platform. We need the consultor to inspect the current settings and tell us what the current problem is and provide solution.

    $626 (Avg Bid)
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    22 bids

    Looking for expertise to put together some high availability, fault tolerant servers based on RPI or other SOM that are performance competitive to the high end HP or Dell servers and at a fraction of the price. Should support Full windows versions as well as Linux. Continuous duty use in a DC environment..

    $1174 (Avg Bid)
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    7 bids

    Hello , I have my client project on going and I need an AWS Expert on RDS .. It is a MySQL Database ..

    $6 / hr (Avg Bid)
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    11 bids

    Server sends emails everyday, but it sends some mails but doesn't send almost. I need to fix this problem as soon as possible. Only bid, if you have experienced. Thanks.

    $19 / hr (Avg Bid)
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    24 bids
    Network engineer 4 days left

    We are Netwoking based company , HQ is in Mauritius and branch office is in Mumbai . We are looking for Network Engineer for L1 support, and we pay per hour basis. SOW: to give remote access of the Cisco device to backend Team.

    $31 / hr (Avg Bid)
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    33 bids

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