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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. Thuê System Administrators

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    112 công việc được tìm thấy, giá USD

    Hi.. We are a marketing agency with small team of 10 members. We are into delivering marketing solutions for corporate.

    $17 (Avg Bid)
    $17 Giá đặt trung bình
    5 lượt đặt giá
    Fix error of .net website 6 ngày left
    ĐÃ XÁC THỰC

    I need my website is on .net & want to optimise it.

    $3 / hr (Avg Bid)
    $3 / hr Giá đặt trung bình
    4 lượt đặt giá

    portal cautivo cisco , Ap 3700 sisco

    $1000 (Avg Bid)
    $1000 Giá đặt trung bình
    2 lượt đặt giá
    Fix a boot error FreeBSD Spamtitan 6 ngày left
    ĐÃ XÁC THỰC

    Hello, I am having an issue on my Windows Server 2012 machine that has a hyper-v running Spamtitan that is freebsd. It keeps boot looping, please see issue. I would like to get this solved immediately.

    $75 (Avg Bid)
    $75 Giá đặt trung bình
    3 lượt đặt giá
    Azure security expert needed 6 ngày left
    ĐÃ XÁC THỰC

    The Australian Physiotherapy Council is the only assessment authority for overseas physiotherapy practitioners looking to work in Australia. These physiotherapy practitioners interact with us via an online application hosted within Microsoft Azure. We are looking for an Azure security expert to help us monitor and act on potential security events. Apply with 'Hello APC' within you app...

    $4985 (Avg Bid)
    $4985 Giá đặt trung bình
    12 lượt đặt giá

    we installed centos 6.5 on vmware vps and we installed powermta and mailwizz ,now we need to assign multiple ip to vps to send multiple ip based email from Powermta, i try allready in many way but not working so i want who know allready this

    $27 (Avg Bid)
    $27 Giá đặt trung bình
    13 lượt đặt giá

    Hello, We need to set up a 4G proxy in the enterprise. We have the following configuration on our server: 1 Interface with ADSL Link 1 Interface with LOCAL NETWORK 1 Interface with 4G Modem We need to externally access our server as a proxy, and redirect all accesses through the 4G interface. Input via the adsl link or local network and output by the modem 4g. is a very simple proxy. Already ...

    $40 (Avg Bid)
    $40 Giá đặt trung bình
    2 lượt đặt giá
    IPSEC VPN for SIP traffic out of Dubai 6 ngày left
    ĐÃ XÁC THỰC

    Utilising Ubiquiti Edgerouter at the remote site, establish an IPSEC VPN to a Ubuntu 16.04 VPS server and then have all SIP traffic route over the VPN to allow 5060 traffic out of Dubai which blocks SIP on 5060. Install IPSEC on the Ubuntu server (currently in production hosting web app) Configure VPN Ensure only SIP traffic flows over VPN lock down the entire solution so the SIP traffic can only...

    $132 (Avg Bid)
    $132 Giá đặt trung bình
    4 lượt đặt giá
    DNS problem 6 ngày left
    ĐÃ XÁC THỰC

    hello, i need expert from DNS , WHM, Cpanel

    $25 (Avg Bid)
    $25 Giá đặt trung bình
    19 lượt đặt giá

    XFilemirror Script Installation and vps Setting up -Linux OS ( ALREADY INSTALLED WITH CENTOS 6 minimal 64 bit ) 1. Setting up the server, preparing the script requirements: Requirements: * Perl > 5.005 ver. [[đăng nhập để xem URL]] * LWP, DBI, DBD::mysql, CGI, Digest::SHA, JSON, LWP::Protocol::https Perl modules * MySQL database >= 4.1 ver. [[đăng nhập để xem URL]] * Apache mod_rewrit...

    $71 (Avg Bid)
    $71 Giá đặt trung bình
    9 lượt đặt giá

    I have servers and IP space in a datacenter and a rack inside my house with servers but only a dynamic ip. I'd like to setup two zeroshell instances (one in the datacenter with lots of ips and one at my house) and bridge it using a vpn tunnel of some sorts; setup dhcp on the box at my house and have it lease the static ips in the datacenter to the devices connected to the zeroshell box.

    $66 (Avg Bid)
    $66 Giá đặt trung bình
    3 lượt đặt giá

    Implement 3 videoconference rooms with equipment Huawei or Cisco

    $495 (Avg Bid)
    $495 Giá đặt trung bình
    6 lượt đặt giá
    FreePBX support 6 ngày left
    ĐÃ XÁC THỰC

    I need someone to update our FreePBX installation and provide support when needed.

    $20 / hr (Avg Bid)
    $20 / hr Giá đặt trung bình
    11 lượt đặt giá

    Se precisa experto para optimizar servidor VPS en Hyper-V con Centos 7 y WHM (cPanel). El VPS está en producción, con cuentas de clientes, por lo que es necesario que no se realicen paradas, solo los reinicios que correspondan, para no causar daño a los clientes, esto es fundamental y los ofertantes lo aceptan si realizan una oferta. Necesario: - Tener en cuenta que el servi...

    $174 (Avg Bid)
    $174 Giá đặt trung bình
    5 lượt đặt giá
    Web development 6 ngày left

    Necessito um site corrigido Criar tela [đăng nhập để xem URL]

    $174 (Avg Bid)
    $174 Giá đặt trung bình
    24 lượt đặt giá

    HI, I am looking for VOS3000 2.1.4.0 Files + Ke + Web Security if anyone have please bid on my project as soon as possible thanks

    $166 (Avg Bid)
    $166 Giá đặt trung bình
    2 lượt đặt giá

    we required urgent linux admin and manageable switch Fotigate router engineer at list 8 year experience who handle onsite project

    $22 (Avg Bid)
    $22 Giá đặt trung bình
    4 lượt đặt giá

    Hi i have 8 TV (see the picture attached), i want to play video wall, if you have the ability to tell me what it is the required equipment and guide me installing it i will give you 100$ Thanks

    $109 (Avg Bid)
    $109 Giá đặt trung bình
    8 lượt đặt giá
    Deploying Windows AD - AWS 6 ngày left
    ĐÃ XÁC THỰC

    I need a support to deploy a windows domain controller (AWS) on my local network, I would also like to set up a proxy and rules / policies for users and accesses of the desktops entered in this domain.

    $26 (Avg Bid)
    $26 Giá đặt trung bình
    11 lượt đặt giá

    server newcamm cardsharing for satellite 61w

    $95 (Avg Bid)
    $95 Giá đặt trung bình
    3 lượt đặt giá

    Project is in Germany 2 – 3-month Full time, after that Part-time, remote possible Skills needed: • WAN Technologies • Routing Protocols (BGP etc.) • VPN • Bandwithmanagement and QoS • SD WAN • Fortinet Product (FortiGate) We need only people that are eligible to work in Germany.

    $4083 (Avg Bid)
    $4083 Giá đặt trung bình
    4 lượt đặt giá

    HI I am looking for someone for our new vps service

    $109 (Avg Bid)
    $109 Giá đặt trung bình
    50 lượt đặt giá

    I am looking for Asterisk Expert to work on my project. More details will be shared on chat

    $289 (Avg Bid)
    $289 Giá đặt trung bình
    12 lượt đặt giá

    We are looking for an expert with proofed experience on building and installing the Signal server sources by Open Whisper Systems on an Ubuntu Linux system and integrate that server with both Android and IOS platforms of the signal app. Name of the application and icon of the apps need to be changed, the have to be to Google play and app store as hidden apps not public. A sample code using the S...

    $1322 (Avg Bid)
    $1322 Giá đặt trung bình
    30 lượt đặt giá

    setting up a wifidog or chillispot on a Linksys WRT5GL router with dd-wrt already installed on it. setting it up so the splash screen and homepage are easily customizable.

    $169 (Avg Bid)
    $169 Giá đặt trung bình
    5 lượt đặt giá
    UBUNTU TEAMVIEWER INSTALLATION 5 ngày left
    ĐÃ XÁC THỰC

    Hi, Will provide access to Ubuntu terminal From there, need someone to make the desktop GUI as shown in the screenshot + download teamviewer and provide teamviewer details PLEASE DON'T BID IF YOU CAN'T DO THIS.

    $16 (Avg Bid)
    $16 Giá đặt trung bình
    17 lượt đặt giá
    Help with complicated VPN channel 5 ngày left
    ĐÃ XÁC THỰC

    Infrastructure: VM with MS TMG 2010 Server (Win2008 R2), connected via virtual adapter to VM with SoftEther VPN Server (CentOS), which is connected via TAP adapter to remote VM with OpenVPN server. Situation: I can VPN from all of my internal networks to SoftEther and work through remote OpenVPN server. Now I want to VPN to my SoftEther server from Internet. Troubles: I can not make port forwardin...

    $72 (Avg Bid)
    $72 Giá đặt trung bình
    4 lượt đặt giá
    Website Check and Test 5 ngày left
    ĐÃ XÁC THỰC

    I need someone to check and test our website ( check all pages and provide us with all missing and incomplete ) Test All functions and provide us with report .

    $27 (Avg Bid)
    $27 Giá đặt trung bình
    26 lượt đặt giá
    Setting up VPN in Windows 10 5 ngày left
    ĐÃ XÁC THỰC

    We hae setup vpn in windows 10, when i try to connect from windows 10 client getting following error.. looking for some one can guide us to fix this issue.

    $14 / hr (Avg Bid)
    $14 / hr Giá đặt trung bình
    20 lượt đặt giá

    want to learn devops and linux administration in devops

    $343 (Avg Bid)
    $343 Giá đặt trung bình
    14 lượt đặt giá
    Hide source IP address 5 ngày left
    ĐÃ XÁC THỰC

    Looking for system administrator who can setup a secure connection between 2-3-4 servers, the goal is hide the source IP address from the destination.

    $133 (Avg Bid)
    $133 Giá đặt trung bình
    16 lượt đặt giá

    Netapp Storage Trainer must train on the below certification path . NetApp Certified Implementation Engineer—Data Protection Specialist Preparation NetApp Certified Storage Installation Engineer, ONTAP (NCSIE ONTAP) NetApp Certified Support Engineer—ONTAP Specialist

    $248 (Avg Bid)
    $248 Giá đặt trung bình
    1 lượt đặt giá
    Experienced Golang developer 5 ngày left
    ĐÃ XÁC THỰC

    Hello, I am looking for a experienced golang developer who has skills in linux servers and can help me compile a project in linux. Thanks in advanced

    $28 (Avg Bid)
    $28 Giá đặt trung bình
    11 lượt đặt giá
    REMOVE RANSOMWARE ARROW files 5 ngày left
    ĐÃ XÁC THỰC

    Dedicated server is attacked by ransomware .arrow files, all files are tally database. Need to recover this files. Need this on emergency basis. Have a look at below files. format of files encrypted are as follows. will provide server details to remove this .

    $111 (Avg Bid)
    $111 Giá đặt trung bình
    2 lượt đặt giá
    IP routing 5 ngày left
    ĐÃ XÁC THỰC

    Looking for DevOps to configure Linux Thanks

    $27 (Avg Bid)
    $27 Giá đặt trung bình
    18 lượt đặt giá

    I want to see what's on my home network remotely. I am setup with an apple airport extreme time capsule, and I can currently access it remotely. I want someone to help me set it up that I can monitor everything on my network, include ip camera's

    $38 / hr (Avg Bid)
    $38 / hr Giá đặt trung bình
    30 lượt đặt giá
    website designing and building 5 ngày left
    ĐÃ XÁC THỰC

    I need my website re-configured.I need you to design and build a website for my small business.

    $82 (Avg Bid)
    $82 Giá đặt trung bình
    32 lượt đặt giá

    Setting up an AWS infrastructure for IOT Meter Readings.

    $26 / hr (Avg Bid)
    $26 / hr Giá đặt trung bình
    12 lượt đặt giá

    Need an expert to configure my gateway. there is something wrong happened i cannot see [đăng nhập để xem URL] in the gate manager window. need an expert to support me finish the configuration.

    $27 (Avg Bid)
    $27 Giá đặt trung bình
    2 lượt đặt giá

    I need someone to set up ezstream for icecast and have it point to my fall back mount. Have it pointed to the music on the server, and have ezstream and icecast start on server reboots.

    $28 (Avg Bid)
    $28 Giá đặt trung bình
    3 lượt đặt giá
    Vmware and cloud 4 ngày left

    I need help to understand Icloud to work in a professional environment related to data centers.

    $135 (Avg Bid)
    $135 Giá đặt trung bình
    15 lượt đặt giá
    Web development 4 ngày left

    I need my website re-configured. Hell, I am looking for full website project witch have UI work.

    $34 (Avg Bid)
    $34 Giá đặt trung bình
    11 lượt đặt giá

    We are the Data Centre System Integrator, currently supporting our Client for the global CDN network expansion in 60 data centres across 30 countries. We are looking for experienced local partners in each city (such as Moscow, Saint Petersburg and Kiev) to support us in the following scope: 1. Local onsite Engineer require to go site survey and check readiness of server rack and DC environment 2....

    $1527 (Avg Bid)
    $1527 Giá đặt trung bình
    7 lượt đặt giá

    I have a, Asterisk, FreePBX and A2Billing Server installed in Google Cloud on a Free PBX. I need help to configured it so that I can bill departments in my I have already installed A2Billing asterisk server and set up a Sip Trunk to my VoIP provider. My internal free PBX extensions are working, however, I need help in configuring the A2Billing servers. I have already set up the following: ...

    $3055 (Avg Bid)
    $3055 Giá đặt trung bình
    2 lượt đặt giá

    Image 1 - Google Cloud Platform, showing VM Instance (virtual machine). image 2 - Gmail Email Settings, shows current gmail settings for incoming / outgoing accounts. image 3 - Error message, message received from google informing me about a problem sending email from the alias I want to use (jason@....). image 4 - Trying to connect to server using FileZilla FTP manager. image 5 - Email forwarding...

    $28 (Avg Bid)
    $28 Giá đặt trung bình
    6 lượt đặt giá
    Install or fix HandBrakeCLI Debian 3 ngày left
    ĐÃ XÁC THỰC

    Install or fix HandBrakeCLI Debian install or install dependencies for HandBrakeCLI

    $22 (Avg Bid)
    $22 Giá đặt trung bình
    14 lượt đặt giá
    Installing openvpn on our server 3 ngày left
    ĐÃ XÁC THỰC

    Hello Dear, I need to install open vpn onto our server Kindly asking for your best bet. For your kind update many thanks in advance. Kindest Regards; Bülent Tosun

    $26 (Avg Bid)
    $26 Giá đặt trung bình
    39 lượt đặt giá
    Network, Server Admin, Level 2 3 ngày left
    ĐÃ XÁC THỰC

    Its a 3 month contract. Position immediately available. Dependent pass holders preferred Level 2 – Helpdesk support for ⦁ AD and Email server – user registration ⦁ Microsoft Applications ⦁ Skype for Business ⦁ Network Printers ⦁ VPN ⦁ Wifi issues ⦁ SCCM – setup and reload ⦁ Print server setup Experience in network and server admin support advantage

    $1569 (Avg Bid)
    Địa phương
    $1569 Giá đặt trung bình
    2 lượt đặt giá

    I have a vps webserver with Plesk configuration panel, that recovered from a backup after suddenly not working properly anymore. But with putting the backup back it's still not 100% functioning right. Some small things need to be fixed. 1. Normal ssh not working (emergency one available) 2. Mailserver not working and all the webmail. domains not working 3. Plesk update (add remove packages)...

    $40 (Avg Bid)
    $40 Giá đặt trung bình
    21 lượt đặt giá