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.

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    109 jobs found, pricing in USD
    Mikrotik wireless router 6 days left
    VERIFIED

    Looking for tech help to configure wireless networks . load balancing hotspots user manager

    $10 - $30
    $10 - $30
    0 bids
    Odoo Server Expert Needed. 6 days left
    VERIFIED

    I am looking for someone to help resolve Odoo Community/Enterprise issues on a per ticket or hourly rate basis as we are a hosting company providing Odoo services. I am looking for someone with good experience using the software and server side knowledge of it. I would also like to learn more about your experience with it. Issues would involve anything from creating a new instance, debugging an is...

    $15 / hr (Avg Bid)
    $15 / hr Avg Bid
    2 bids

    I am looking for a top expert to migrate from old host to new host at AWS. I want to make the site lightning fast, improve performance and make a future proof infrastructure. The infrastructure setup looks like this: My infrastructure will be highly scalable with snapshots backup and all which help restore site within minutes. For infrastructure setup, Server would be two/three tier web on E...

    $249 (Avg Bid)
    $249 Avg Bid
    10 bids

    Server requirement of software Linux operating system (windows might work but not supported) Apache Webserver – version 2.x PHP >= 5.2 (php >= 5.4 recommeded for high delivery speed) MySQL >= 5.1 with InnoDB storage engine Cron Jobs access (linux cron jobs not web crons) need to be installed on server: Apache Webserver – version 2.x PHP >= 5.4 recommeded for high delivery ...

    $81 (Avg Bid)
    $81 Avg Bid
    4 bids

    We recently moved from a 3rd-Party IT company-managed Microsoft 365 tenancy, to one we registered and owned ourselves. We own and control our main domain name. It is connected and verified with the new Office tenancy. Due to failed migration of data, all users are now logged into the new tenancy and the previous one (using '[login to view URL]'), but as you can imagine, it's a bit...

    $21 / hr (Avg Bid)
    $21 / hr Avg Bid
    7 bids
    Aws expert 6 days left

    I'm looking for aws expert for implement my code in common infrastructure Run in aws region. And production environment as well, helping with data storage , pipeline configuration. The person must have experience in ec2 aws lamba , s3 bucket and myself aurora

    $40 / hr (Avg Bid)
    $40 / hr Avg Bid
    6 bids
    server loading issue 6 days left
    VERIFIED

    We have a centos server which loads my website very slowly. Need someone who can fix the issue right away through screen sharing.

    $22 (Avg Bid)
    $22 Avg Bid
    8 bids

    Create a jumpserver in GCP set a userid password for this server and create a server in Aws ,both servers are in Linux OS Now connect jumpserver IN GCP to AWS SERVER , I need detail steps with screenshots documentation if possible record video

    $9 (Avg Bid)
    $9 Avg Bid
    1 bids

    Searching for an expert who can fix the issue going on between freeradius and Cisco NAS.

    $30 (Avg Bid)
    $30 Avg Bid
    3 bids

    I want to migrate the physical server to Azure, it's running Windows 2012R2. The main purpose of the server is to two web application over the public IP. We already have the Azure account, can it clone from physical to Azure the way it is?

    $389 (Avg Bid)
    $389 Avg Bid
    19 bids
    fix email problems 6 days left
    VERIFIED

    unable to receive emails from certain domain

    $25 (Avg Bid)
    $25 Avg Bid
    22 bids
    Fix GPU crashing machine 6 days left
    VERIFIED

    Ubuntu system with 4 GPUs. When calling tensorflow-gpu functions from Python nothing happens. Then calling nvidia-smi in another terminal window causes the whole machine to freeze, requiring hard reset.

    $20 / hr (Avg Bid)
    $20 / hr Avg Bid
    5 bids
    CENTOS 7.6 6 days left
    VERIFIED

    I have a CENTOS 7.6 server that hosts 2 wordpress sites... suddenly yesterday the apache server is not working well and needs restart all the time in order to deliver the websites. Also this happens when we try to upload any file through wp-admin. I need a linux expert who will configure the server properly and find out why this is happening

    $125 (Avg Bid)
    $125 Avg Bid
    37 bids
    Marketing person to sell vps 6 days left
    VERIFIED

    I am looking for marketing person who can sell vps, dedicated server, domain & webhosting.

    $32 (Avg Bid)
    $32 Avg Bid
    2 bids

    I am looking for a certified Quest Active Role / Quest Change Auditor for a 12 months project.

    $1125 (Avg Bid)
    $1125 Avg Bid
    4 bids

    1- I have a VS built in a Openstack Pike system (Centos7), which I can login just as a normal user. So I need to login as a root. 2- Backup the VS on a file in other server to recover it afte install Openstack Rocky. 3 - Install Openstack Rocky 4 - Recover the VS backup to the new installation (Openstack Rocky)

    $123 (Avg Bid)
    $123 Avg Bid
    8 bids

    I need someone who is expert in NS-2.34. I've prepared some codes and tested it. But it doesn't work. I've added one new protocol there. But I get error message like "invalid command 'llType'". Only man who has plenty experience on this needed. Thanks.

    $10 - $30
    $10 - $30
    0 bids

    I'm looking for a mentor who complete all the tasks by himself, the solutions must have been done in GNS3 Topology and Wireshark files. DHCPv4 relay Win10_DHCPv4 Linux_DHCPv4 Win10_SLAAC_IPv6 linux_SLAAC_IPv6 Win10_DHCPv6 win10_DHCPv4_linuxOS Win10_DHCPv4_linux_OS … ETC

    $13 (Avg Bid)
    $13 Avg Bid
    1 bids
    Need powerMTA 5 version 6 days left
    VERIFIED

    I need the Need powerMTA 5 version latest software. if anybody has this software please place a reasonable bid on the project.

    $58 (Avg Bid)
    $58 Avg Bid
    3 bids

    client connecting has TLS hanshake fail

    $31 (Avg Bid)
    $31 Avg Bid
    11 bids
    Operating Systems 6 days left
    VERIFIED

    Operating Systems, Linux, C, Debian, OS Design, PHP, IOS

    $157 (Avg Bid)
    $157 Avg Bid
    14 bids

    I need my website re-configured as I am now using aws

    $23 (Avg Bid)
    $23 Avg Bid
    14 bids

    configure server for high performance, using php-fpm + ngnix + MARIADB to run a proxy script

    $109 (Avg Bid)
    $109 Avg Bid
    24 bids

    I own and operate an adult toy store online. I am looking for someone around 10-20 hours a week updating new products, assisting customer inquiries and more. If you are not afraid of a challenge and are able to work productively from home then please contact me. Please note this is an ONLINE ADULT SHOP. If you are not comfortable with nudity and adult toys please do not apply.

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

    Hey there! We are a team with many clients and we are currently looking for a capable, enthusiastic G suite certified administrator to help us out with our growing business! We are interested in CENTRAL AMERICA ONLY and the perfect person will be able to work during CENTRAL TIME. In addition, the perfect fit must be able to SPEAK and WRITE ENGLISH and conduct business using video chat. Please...

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

    I need to install a node.js application on a cpanel server. i have ssh access.

    $28 (Avg Bid)
    $28 Avg Bid
    24 bids

    -Configure (1) HPE Modular Smart Array 2052 SAN Dual Controller SFF Storage -Create LUNs as needed -Configure RAID 6 -Connect the device to the existing (2) Linux servers -Configure the iSCSI interface -Migrate roughly (10) TB of data from the existing NAS device to the new HPE SAN storage -Configure (1) HPE StoreEver 1/8 G2 Ultrium 15000 Tape autoloader and connect it to the existing system infr...

    $52 / hr (Avg Bid)
    $52 / hr Avg Bid
    15 bids
    Modifications in Mail Server 5 days left
    VERIFIED

    READ THIS: I need an expert in mail servers and systems, for example iRedmail, mailcow, mailinabox, postfix, that kind of things. I'll need you to do custom things in it, so be a developer with the above experiences is a must.

    $143 (Avg Bid)
    $143 Avg Bid
    11 bids

    i have a debian server, i want you to help me implement torrents traffic block on the server, while allowing other traffic. on ports via any best method. need to give me the details and script code of your implementation of method. Regards

    $10 / hr (Avg Bid)
    $10 / hr Avg Bid
    4 bids

    Our company is searching for a Personal Assistant who can assist the executive administrative staff and help improve productivity. The Personal Assistant will be responsible for running business errands, maintaining ongoing business files, working with the administrative team to set up the company conference room for important meetings and assisting with creating outgoing correspondence. The ideal...

    $18 / hr (Avg Bid)
    $18 / hr Avg Bid
    14 bids

    Hi, i need day to day help of an expert mailer who knows about postfix / exim / powermta and mailwizz. The required candidate must have over 5 years experience and be able to troubleshoot for inboxing. HappY Bidding!

    $10 / hr (Avg Bid)
    $10 / hr Avg Bid
    7 bids

    Setup Google Cloud Text-to-Speech with PHP Centos Only bid when you can setup right now via teamviewer You can VIEW DOCUMENTATION [login to view URL] From text save to mp3 file

    $43 (Avg Bid)
    $43 Avg Bid
    3 bids

    We need help moving all data from 4 EC2 instances and 1 RDS to S3 bucket on AWS or to FTP elsewhere. After the move we will close EC2 and RDS instances.

    $122 (Avg Bid)
    $122 Avg Bid
    36 bids

    Create an environment that can be monitored using zabbix monitoring tool. Important: 1. communication between zabbix server and agent and he security connection between the 2 using TLS/SSL certificates. 2. Also another connection between zabbix server and snmp agent using snmpv3 , Show detailed communication between the two. 3. Comparison of tools (zabbix and icinga) of the communication between...

    $179 (Avg Bid)
    $179 Avg Bid
    11 bids

    We have a Cisco WiFi Network and need to optimize

    $177 (Avg Bid)
    $177 Avg Bid
    18 bids

    I have 6 to 7 Cisco phone model 7911 and 7961 need to upgrade the firmware as it stuck on startup window loop.

    $101 (Avg Bid)
    $101 Avg Bid
    7 bids

    Cache server stable for ISP we need to cache ( YOUTUBE, Facebook, http, https, streaming) we prefer if someone have already done this project

    $468 (Avg Bid)
    $468 Avg Bid
    8 bids

    URGENT - Novell expert required for delivering a short-term project to report and analyse Novell file shares using FileReporter (or equivalent). Remote work accepted; RDP or video conference support ideal. Will be required to sign a non-disclosure agreement. Need to validate our approach and get consultation on the most appropriate tool-set to utilise.

    $555 (Avg Bid)
    $555 Avg Bid
    2 bids
    C language Programmer 5 days left
    VERIFIED

    C language Programmer , will provide document for more information on it

    $31 (Avg Bid)
    $31 Avg Bid
    2 bids

    I need my website speed optimized. There are specific things that several of speed testing websites recommend. I need them to be optimized and tailored to my site, not just quick shortcuts. I’ve listed the specific tasks below and need each of them completed to the highest degree possible. Any other optimization techniques would be great as well. ⁃ Optimize images - this causes the biggest ...

    $180 (Avg Bid)
    $180 Avg Bid
    55 bids

    I am moving to a new hosting provider and I need to migrate all my data from my old server to my new one, and also I will need ISPConfig installed in my new VPS.

    $42 (Avg Bid)
    $42 Avg Bid
    30 bids

    * Needed experienced person for the projects. * Freelance for L1 and L2 work. * Experienced in Installing Firewall, Juniper. Install 2 x PAN-PA-820 · Equipment mounting into the cabinet. · Cable patching within the cabinet for network connectivity. · Power on and adding management IP Address on devices to enable customer’s /channel partner’s remote NOC to connec...

    $32 / hr (Avg Bid)
    $32 / hr Avg Bid
    7 bids

    i have a debian server, i want you to help me implement torrents traffic block on the server, while allowing other traffic. on ports via any best method. need to give me the details and script code of your implementation of method. Regards

    $7 / hr (Avg Bid)
    $7 / hr Avg Bid
    3 bids

    Installation New Laptop Desktop , Format desktop laptop Printer Configuration,toner Data Backup Installation Application MS-office win 10 ,win7 win 8.1 etc

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

    Installation New Laptop Desktop , Format desktop laptop Printer Configuration,toner Data Backup Installation Application MS-office win 10 ,win7 win 8.1 etc

    $15 / hr (Avg Bid)
    $15 / hr Avg Bid
    7 bids

    Need someone who can create a VPN from a client machine to the server using Softether. I have full control of Comcast modem and the AT&T modem, and have remote access to the server. I have the client machine connected thru VPN and it gets an IP address, the client just doesn't see the network!

    $109 (Avg Bid)
    $109 Avg Bid
    12 bids

    Getting cURL errors on AWS Plesk AMI CentOS server. Must have knowledge of AWS / CentOS 7 / Plesk ------- error code below --------- [centos@ip-172-31-5-174 ~]$ curl -v [login to view URL] * About to connect() to [login to view URL] port 80 (#0) * Trying 216.58.194.174... * Connection timed out * Trying 2607:f8b0:4005:802::200e... * After 86380ms connect time, move on! * Failed connect to [...

    $71 (Avg Bid)
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    21 bids

    I have a Mailbox server Exchange 2013 A with lots of data and issues and want to migrate to a newly created one B with another cluster C for it and DAG and remove the A from the servers.

    $242 (Avg Bid)
    $242 Avg Bid
    14 bids

    Hello, we're looking for a full stack developer to be available on call to help us manage our Virtual Private Servers. Other than helping manage and maintain our VPS, you will help with other miscellaneous changes that need to be done to our websites. We are looking for someone reliable that we can call on when our servers or sites go down. This project will be on call and on going. We are fl...

    $21 / hr (Avg Bid)
    $21 / hr Avg Bid
    40 bids
    google vps setup 4 days left

    I want to hire for to setup google vps servers

    $24 (Avg Bid)
    $24 Avg Bid
    15 bids

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