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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    169 건 검색 완료, 금액 기준 - USD

    Dear Candidates, We are looking for an asterisk, Freepbx and AWS cloud engineer who can take the role of supporting a telephone firm in a particular time. The engineer will require to take support during the +GMT 8 time zone. With that timing, the company allocates specific service level agreement to customers. The infrastructure consist of extension registered to assigned FREEPBX machine (EC2 i...

    $4 / hr (Avg Bid)
    $4 / hr 평균 입찰가
    3 입찰

    I have a cloud vpc on google cloud & i unable to access ssh.

    $16 (Avg Bid)
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    14 입찰

    Estoy intentando instalar un certificado SSL en un servidor con Apache. Creo que lo tengo todo bien configurado, pero no consigo que me salga la página segura.

    $28 (Avg Bid)
    $28 평균 입찰가
    13 입찰

    Требуется сетевой инженер для подготовки сетей под VMware vCenter, а так же перенастройка готового кластера VMware из 270 node HPE C7000. Тех задание по запросу. Работа на территории заказчика с сотавлением документации. Проживание и питание заказчик принимает на себя. Оплата по договору в соотвествии с законодательством.

    $3000 - $5000
    $3000 - $5000
    0 입찰

    Need help stopping neighbors from creating fake networks using my modem. To my knowledge they have devices to help them out. They have all Mac ID’s for every device I own including brand new computer and modem. I use no WiFi because of the problems and I know the neighbor causing the problems. Need help to get the facts needed to put this to a stop. Will provide additional details once ...

    $22 / hr (Avg Bid)
    $22 / hr 평균 입찰가
    3 입찰

    We are looking for a server/network admin who can help us acquire servers for our company. The server will have a capacity to take on 3 users minimum. More details to follow.

    $1332 (Avg Bid)
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    19 입찰

    LINUX REPORT WRITNG IS NEEEDED URGENTLY

    $41 (Avg Bid)
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    2 입찰
    CISCO 3951 6 일 left
    확인

    Having issues and need a complete guru in Cisco telephony. I have had a technician completely screw up my system,. I need VOICEMAIL restored (ext 400) which currently goes to office paging. Our environment is a SONICWALL with a 3951 with voicemail and 10 9971 phones, across 4 cisco switches. We need IMMEDIATE ASSISTANCE. DO NOT BID IF YOU CANNOT START RIGHT NOW.

    $305 (Avg Bid)
    $305 평균 입찰가
    3 입찰

    We rely heavily on Zabbix for our server monitoring. We would like a second pair of eyes to look at our current configuration, fix what's broken and make some improvements. We also have a few specific additional configurations to be completed: 1. We would like to setup an improved alerting system that will escalate the most important alarms in a meaningful manner. 2. Improved our existing mys...

    $26 / hr (Avg Bid)
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    4 입찰

    Theory about networking and main topics are Lan security switch seurity wlan routing wlan configuration ip static routing

    $19 (Avg Bid)
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    11 입찰
    Unix/Linux/Ubuntu Project 6 일 left
    확인

    Hello there I am looking for someone who has experience with unix/linux and processing systems to help me with a very simple project please message me if you are interested

    $19 (Avg Bid)
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    8 입찰

    just want to add "source" in ckeditor.

    $9 (Avg Bid)
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    2 입찰
    Linksys WRT3200ACM 6 일 left
    확인

    Need to properly configure the router Linksys WRT3200ACM. The connection of 2.4 works perfectly but the connection of 5 Ghz no Internet Afte need to Turn off the DHCP servers in all other devices

    $22 (Avg Bid)
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    7 입찰

    I am following this tutorial: [로그인하시면, URL을 확인하실 수 있습니다.] I have completed all the steps besides building and installing the custom QEMU on my solusvm slave node. I need help with this.

    $30 (Avg Bid)
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    1 입찰

    Ineed a way to put a script on SSH to delete databases on my server Godaddy hosting

    $24 (Avg Bid)
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    15 입찰
    CloudStack Support 6 일 left
    확인

    Hi, Looking for a support to setup a site to site VPN between a Mikrotik Router and CloudStack infra BR

    $151 (Avg Bid)
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    7 입찰

    Need linux expert to install ngnix to different servers. Please contact me for more info

    $91 (Avg Bid)
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    35 입찰
    AWS Cloud Instructor 6 일 left
    확인

    Currently In need of a AWS Cloud Expert, Engineer/ Architect for a teaching project that will last for 12 weeks. Must be AWS certified with experience teaching

    $2650 (Avg Bid)
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    6 입찰

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

    $150 (Avg Bid)
    $150 평균 입찰가
    5 입찰
    lm_sensors troubleshoot 6 일 left
    확인

    Please fix it. VMware ESXi CentOS 7 MariaDB Apache

    $8 / hr (Avg Bid)
    $8 / hr 평균 입찰가
    4 입찰
    Chef and AWS 5 일 left

    I am looking for a Chef script to add AWS EC2 Host to AWS DNS and more in Chef Scripting

    $13 / hr (Avg Bid)
    $13 / hr 평균 입찰가
    5 입찰

    I need my online dosage calculator fixed. A lady from Freelancer has built it and worked out the calculations already but it keeps breaking so I'd like someone to take a look. It's probably an easy fix. The link for the calculator is [로그인하시면, URL을 확인하실 수 있습니다.] It should calculate automatically when the fields are entered but its not

    $25 (Avg Bid)
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    6 입찰

    Hi, I want to connect my Mikrotik L2TP IP Sec Client to a remote Office Site Thanks

    $93 (Avg Bid)
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    10 입찰
    SCCM task -- 2 5 일 left
    확인

    Looing for SCCM expert to help Configuring Automatic Update Rules (ADRs) in System Center Configuration Manager SCCM to deploy monthly patches to Windows Servers only ( 2008 , 2012 , 2016 and 2019) , just need a single ADRs that contains all the required patches , Collections are been made. This task shouldn't rake long , 15 min most.

    $44 (Avg Bid)
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    2 입찰

    Guide me to deploy nodejs + mongodb to aws ec2(Ubuntu) and install ssl certificate

    $35 (Avg Bid)
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    15 입찰
    CommVault backup task 5 일 left
    확인

    Looking for CommVault backup expert for a task

    $19 (Avg Bid)
    $19 평균 입찰가
    1 입찰

    increase domain authority and page rank

    $10 - $30
    $10 - $30
    0 입찰

    i need the script developer for multiple jobs.

    $23 - $193
    입찰가 비공개형
    $23 - $193
    7 입찰

    i need the script developer for multiple jobs.

    $23 - $193
    입찰가 비공개형
    $23 - $193
    5 입찰
    AWS Technical 5 일 left

    I need expert in AWS to do troubleshooting

    $109 (Avg Bid)
    $109 평균 입찰가
    21 입찰

    Develop a distributed mutual exclusion primitive for a number of processes running on the computers on a single switched LAN. (system architecture & operating systems)

    $182 (Avg Bid)
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    4 입찰
    XEN/Linux Expert 5 일 left
    확인

    We have a weird issue with our IP's stop pinging on all VPS all of a sudden. If we reboot the node they start working again, but only for a few hours and then it repeats. We need someone to help us figure this out.

    $130 (Avg Bid)
    $130 평균 입찰가
    7 입찰
    Update OpenSIPS to Latest 5 일 left
    확인

    I'm using OpenSIPS with SippySoft. I want someone to update the OpenSIPS to latest without loosing any functionality and show me how it's done. More work will be provided in case of success.

    $120 (Avg Bid)
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    2 입찰

    We have 1 app that needs to be migrated from 1 cpanel server to another. The only issue is that it's urgent. Pleas bid only if available to work now. Will pay your bidded hourly rate + bonus if done within estimated time. Thank you!

    $27 / hr (Avg Bid)
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    17 입찰

    Hi. I need someone to configure STUN & ICE on asterisk. More requirements will be discussed over chat.

    $145 (Avg Bid)
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    2 입찰

    i'm looking to start my hosting business and also host my websites using AWS will need assistance to do so

    $810 (Avg Bid)
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    45 입찰
    Amazon AWS Issue 5 일 left
    확인

    I have configured the transactional emails of the orders of my two sites with amazon ses, but I have started to receive the 50k limit with different addresses, something very strange, they were not orders

    $47 (Avg Bid)
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    6 입찰
    Set a VPN connection 5 일 left
    확인

    The budget is USD 10. This should be a simple job if you know what you have to do. I have a laptop in Canada connected to the internet 24/7. I want to set it as a VPN server and connect to it from my devices (laptops, tablets and phones) in Dubai. I will give you access to the computer in Canada via AnyDesk, and you should give me clear instructions on what I need to do on the devices in Dubai.

    $18 (Avg Bid)
    $18 평균 입찰가
    15 입찰
    Github Consultation 5 일 left
    확인

    We need help in successful install and running of Github projects given below on our servers. Advise the best OS to use. We have both Windows and Linux ready for you. [로그인하시면, URL을 확인하실 수 있습니다.] [로그인하시면, URL을 확인하실 수 있습니다.] More support work will be needed after this phase is completed. Remote access will be provided if you like to use our system. Please ask any questions. The budget rate provi...

    $457 (Avg Bid)
    $457 평균 입찰가
    9 입찰

    I've created a Virtual Machine on Proxmox and installed ubuntu 18.04 on the Virtual Machine but I cannot connect to Internet, I need help on configuring the Network of the Virtual Machines, the problem is not related to PROXMOX setting as I try with CentOS7 on the same VM and it works fine. I only have problem with ubuntu 18.04

    $26 (Avg Bid)
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    11 입찰

    I need to replicate virtual machines between 2 servers now I need someone to help who has already done this many times before. The machines aren’t on the same domain, they are independent machines on the same VPN. You will need to know how to generate a certificate to make this happen. The replication needs to work both ways. The virtual machines are already running, an experienced pers...

    $24 (Avg Bid)
    $24 평균 입찰가
    3 입찰

    I need my website re-configured.I need you to build my personal website.

    $30 (Avg Bid)
    $30 평균 입찰가
    40 입찰

    Dear all, I have a Windows Server 2012 R2 acting as a domain controller in Exchange environment, having some OS issue ( reason unknow). If I open DNS, it will give me an error "an attempt was made to reference a token that doesn't exist" (screenshot attached for reference) , I have tried to restored its health by running the command [로그인하시면, URL을 확인하실 수 있습니다.] /Online /Cleanup-imag...

    $70 (Avg Bid)
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    10 입찰

    You have to experience with webmin control panel Client able to send emails and reach at third parties mail services But not able to receive emails inbox always empty So something wrong in webmin config I think

    $28 (Avg Bid)
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    16 입찰

    Mail server stops after booting up. It works initially but stops all of sudden. Please analyze logs and make clear about the cause and fix it. You cannot access direct and need to access remote onto my desktop. VMware ESXi CentOS MariaDB Apache PHP-FPM

    $18 / hr (Avg Bid)
    $18 / hr 평균 입찰가
    7 입찰

    Need Guidance Installing LetsEncrypt Certificate on Digital Ocean VM with Ubuntu [로그인하시면, URL을 확인하실 수 있습니다.]

    $15 (Avg Bid)
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    24 입찰

    Looking for Linux admin to quickly set up a DR site in AWS for a Lamp stack. Needs to have successfully executed multiple DR setup in the past.

    $33 (Avg Bid)
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    10 입찰

    need a Expert System Administrator And PHP Dev for ongoing support on our servers. We use AWS, EC2, RDS etc but you must be familiar with the even hardest managements.

    $24 / hr (Avg Bid)
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    29 입찰

    1. Instalar wkhtmltopdf en odoo 13 community en una instancia de amazon ec2 para ver pdf

    $32 (Avg Bid)
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    2 입찰

    I am looking for help in compiling an IT services upgrade proposal intended for one of our clients.

    $129 (Avg Bid)
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    12 입찰