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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    133 jobs found, pricing in USD

    Nee quick help with PCI compliance on CentOS which is failing in following 6 points. 1) Banner based vulnerabilities for ISC BIND 9.9.4 (To apply the latest vendor patches to the ISC BIND 9.9.4 service running on port 53) 2) Banner based vulnerabilities for openSSH 7.4 (To apply the latest vendor patches to OpenSSH 7.4 service running on port 22) 3) SSL Weak or Medium Strength Cipher Suites supp...

    $56 (Avg Bid)
    $56 Avg Bid
    4 bids

    Nee quick help with PCI compliance on CentOS which is failing in following 6 points. 1) Banner based vulnerabilities for ISC BIND 9.9.4 (To apply the latest vendor patches to the ISC BIND 9.9.4 service running on port 53) 2) Banner based vulnerabilities for openSSH 7.4 (To apply the latest vendor patches to OpenSSH 7.4 service running on port 22) 3) SSL Weak or Medium Strength Cipher Suites supp...

    $51 (Avg Bid)
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    3 bids
    Server Admin 1 day left
    VERIFIED

    Hi, I have a VPS server with godaddy and they blocked my IP address and we are unable to send the emails through our server. Not even a single domain is able to send the mail. Is any one here who can resolve the problem and unblock my IP with Godaddy.

    $20 (Avg Bid)
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    12 bids
    Manage VPS 1 day left
    VERIFIED

    Hi, I have VPS and I need someone expert to clean up unneeded files and install all the needed application to avoid SPAMs, Malware, network abuse...etc. Thank you,

    $33 (Avg Bid)
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    22 bids

    Group with 1 member requires to submit the overall design (what kind of servers, switches, routers and routing protocol have to setup) - min. length is 3 pages. I am single member so need only 3 pages

    $114 (Avg Bid)
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    11 bids

    Searching for a linux system admin who can deliver me 100 samples bash scripts that are used in the day to day life in production. New freelancers are highly encouraged to apply. Thank you.

    $24 (Avg Bid)
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    21 bids

    A growing MSP is looking for a dedicated backup specialist to deploy, monitor and when needed remediate backup issues. This will be an on going monthly contract.

    $22 / hr (Avg Bid)
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    10 bids

    Can anyone guide me the best object cache set up for ubuntu on a digital ocean LEMP server? Thank you!

    $21 (Avg Bid)
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    8 bids
    RHCSA exam preparation.! 1 day left
    VERIFIED

    Searching an expert who can give training on RHCSA certification. New freelancers are encouraged to apply.

    $41 (Avg Bid)
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    3 bids

    i have a vps, it has one issue only, it cannot load the desktop gui normally, i am not familiar with linux, pls help me to fix it. But you need to log your fixing command and procedure, so i will restore to previous status and follow your instruction to test it again, as it may happen in the future, so i can solve it by myself next time, thanks! I need a linux expert, if you are not familiar with ...

    $34 (Avg Bid)
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    15 bids
    design report 1 day left
    VERIFIED

    its a simple job. i need someone to do it for me

    $66 (Avg Bid)
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    9 bids

    i have a nodejs script with npm. getting error build error long 0 info it worked if it ends with ok 1 verbose cli [ '/usr/bin/node', '/usr/bin/npm', 'run', 'build' ] 2 info using npm@6.4.1 3 info using node@v8.16.0 4 verbose run-script [ 'prebuild', 'build', 'postbuild' ] 5 info lifecycle client@0.0.0~prebuild: client@0.0.0 6...

    $26 (Avg Bid)
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    5 bids

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

    $2123 (Avg Bid)
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    33 bids

    I need someone who understands iis 8.5 and php. Every time I attempt to upload large files I receive error "The page was not displayed because the request entity is too large". I read numerous articles on line that states I should configure the serverRuntime -> UploadReadAheadSize to a larger number however this did not work for me. I need someone who can work with me to resolve th...

    $133 (Avg Bid)
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    16 bids
    Fixing bug in ebay cscart addon 19 hours left
    VERIFIED

    There is some kind of wrong setting on my server and image uploading to ebay does not work

    $31 (Avg Bid)
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    5 bids
    EC2 AWS Expert 18 hours left
    VERIFIED

    My Redmine instance on EC2 server has reached disk space quota. If it is possible to move the whole instance incl. all tickets, wikis, and files to a server with a larger disk, I would like to hire someone.

    $26 (Avg Bid)
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    43 bids
    network settings 16 hours left
    VERIFIED

    1st: set port number in remote Software 2nd: open same port in your Local PC Firewall Advance Settings 3rd: configure the port forwading in router thn connect mobile with pc

    $79 (Avg Bid)
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    26 bids

    I need assistance in configuring an SMTP server on a Dedicated Server ( Microsoft 2016 Server ) I own. I intend to use the SMTP server for sending BULK emails therefore I need it to be configured properly so I can use it with Mozilla Thunderbird ( I should be able to input servers' SMTP login details in Mozilla Thunderburd ). I would also require you to write a step-by-step [login to vie...

    $57 (Avg Bid)
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    16 bids
    RRD Tool expert 14 hours left

    Searching a RRD Tool who can share some useful knowledge regarding the subject.

    $20 (Avg Bid)
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    1 bids
    emails going in spam 14 hours left
    VERIFIED

    I have installed SENDY ( for sending emails through SES ). I have found that emails are going in SPAM now. Now i tried to send only one email with a new email id but it was also marked as SPAM. Following is the email server test report.

    $36 (Avg Bid)
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    8 bids
    wordpress website load issue 8 hours left
    VERIFIED

    I need to fix a load issue on a wordpress website. the issue happened after we imported 28000 records to the database. all server configurations are right as per the theme requirements. you need to be expert in wordpress and mysql database.

    $93 (Avg Bid)
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    23 bids
    Help get my site rubbing 8 hours left
    VERIFIED

    I need my website re-configured. I need xml-Rpc enabled & then I need to ad a row to my products page. Right now it is 2 in a row. But need 3 in a row on mobile devices Want to pay $10

    $15 (Avg Bid)
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    I need my website re-configured. I have a WordPress website. & for some reason I cant publish blog posts & I can’t make old post private

    $36 (Avg Bid)
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    33 bids

    I want to hire an expert guy to deal with Nagios & Cacti configuration from scratch

    $28 (Avg Bid)
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    9 bids

    Looking for someone to provide instructions on configuring relayd on OpenBSD I will require PF rules to enable this and relayd config any other steps required to configure the proxy Reverse proxy > one IP HTTPS

    $151 (Avg Bid)
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    6 bids
    AWS Server Administrator 1 hour left
    VERIFIED

    Looking for someone who's an expert to fix an AWS server issue

    $122 (Avg Bid)
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    46 bids
    OSRM Server 6 days left

    Necessito de especialista para implantar um servidor próprio e deixar de usar os serviços gratuitos do Google. Urgente.

    $1132 (Avg Bid)
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    7 bids

    На выделенном сервере установлен новый, лицензированный Windows Server 2016. 1) Отключить обновления 2) Убрать ограничение на кол-во одновременных подключений по RDP. По стандарту доступно 2 бесплатных одновременных подключения, а для увеличения необходимо докупать лицензии (CAL). Слышал что данное ограничение возможно обойти. Это приоритетная задача, если на сервере данного года это сделать н...

    $163 (Avg Bid)
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    3 bids

    Necesito una administrado de sistema que un servidor proxmox y creo que me esta usando el servidor para hacer ataques doos quiero ponerle mas protección y protegerlos se me apagan las maquina que tengo dentro dentro del proxmox y no se el motivo necesito ayuda

    $170 (Avg Bid)
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    15 bids
    Directorio virtual con plex 5 days left
    VERIFIED

    Me gustaria crear un directorio virtual por dominio, de manera que segun el dominio , un directorio cambien su ruta real tanto para http como para php

    $30 (Avg Bid)
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    3 bids
    Configurar router OpenWRT 3 days left
    VERIFIED

    Hola, tengo 2 routers: Linksys E1700-EJ (ya instalado WRT) TP-Link TL-WR841N (de fabrica) Necesito que actualices el TP-Link a openWRT y que ambos, hagan lo siguiente: Conectar automaticamente a una wifi (SSID Y PASSWORD FIJOS) Asignar una ip a cada puerto ethernet, por ejemplo si conecto un dispositivo con dhcp al puerto ethernet 1, este dispositvo tendrá la ip X.X.X.101, si conecto o...

    $40 (Avg Bid)
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    EMPRESA COM 10 ANOS NO MERCADO EM MONTANDO UMA EQUIPE DE SUPORTE HOME OFFICE PARA TI E PROGRAMAÇÃO! CARGA HORARIA A COMBINAR... OBS: O PROFISSIONAL DEVE TER EXPERIENCIA EM DESENVOLVIMENTO DE SISTEMAS, NÃO IMPORTA A LINGUAGEM, E O PRINCIPAL NOÇÕES BÁSICAS E AVANÇADAS EM PENTESTER (SEGURANÇA DA INFORMAÇÃO) Idioma: PORTUGU&Ecir...

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    Saya bersedia membuat program Profil Perusahaan Anda

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    3 bids

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