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

Filter

My recent searches
Filter by:
Budget
to
to
to
Skills
Languages
    Job State
    123 jobs found, pricing in SGD

    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.

    $38 (Avg Bid)
    $38 Avg Bid
    19 bids
    Nginx Expert Required 6 days left
    VERIFIED

    Hey Freelancers, I'm currently experiencing a pretty weird problem related to Nginx config. Basically what's happening is I'm routing requests from different domain names to different ports on my server using Nginx. The problem is that one of the domains is working perfectly, but the other will only work intermittently. The server is Ubuntu 16.x, routing to Node.js ports (I don&...

    $88 (Avg Bid)
    $88 Avg Bid
    24 bids
    Server Setup and security 6 days left
    VERIFIED

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

    $397 (Avg Bid)
    $397 Avg Bid
    16 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.

    $55 / hr (Avg Bid)
    Urgent
    $55 / hr Avg Bid
    11 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.

    $30 / hr (Avg Bid)
    $30 / hr Avg Bid
    10 bids

    Need job support for checkpoint and Palo Alto asap..

    $26 / hr (Avg Bid)
    $26 / hr Avg Bid
    5 bids

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

    $103 (Avg Bid)
    $103 Avg Bid
    8 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.

    $199 (Avg Bid)
    $199 Avg Bid
    17 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.

    $37 (Avg Bid)
    $37 Avg Bid
    6 bids

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

    $313 (Avg Bid)
    $313 Avg Bid
    5 bids

    Clean up malicious files from recent Ultimate Member wordpress plguin attack.

    $44 (Avg Bid)
    $44 Avg Bid
    20 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.

    $203 (Avg Bid)
    $203 Avg Bid
    6 bids

    I would like edit apache mpm_worker directives values, general checkup, and having some doubts I am using VPS and WHM control panel. We can connect using anydesk

    $110 (Avg Bid)
    $110 Avg Bid
    9 bids

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

    $364 (Avg Bid)
    $364 Avg Bid
    75 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...

    $171 (Avg Bid)
    $171 Avg Bid
    22 bids
    Kurento server installation. 6 days left
    VERIFIED

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

    $23 (Avg Bid)
    $23 Avg Bid
    2 bids
    Configure Pfsense router 6 days left
    VERIFIED

    Someone that knows Pfsense well . need NAT configured..

    $34 (Avg Bid)
    $34 Avg Bid
    20 bids
    Networking Expert- 6 days left
    VERIFIED

    Networking Expert Help Required

    $28 (Avg Bid)
    $28 Avg Bid
    11 bids
    Devops aws nginx linux 6 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.

    $104 / hr (Avg Bid)
    $104 / hr Avg Bid
    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.

    $195 (Avg Bid)
    $195 Avg Bid
    8 bids

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

    $155 (Avg Bid)
    $155 Avg Bid
    6 bids

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

    $67 (Avg Bid)
    $67 Avg Bid
    14 bids

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

    $29 / hr (Avg Bid)
    $29 / hr Avg Bid
    19 bids

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

    $124 (Avg Bid)
    $124 Avg Bid
    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

    $306 (Avg Bid)
    $306 Avg Bid
    17 bids
    WordPress Champion Review 5 days left
    VERIFIED

    Wordpress Champion needed to review social media website

    $682 (Avg Bid)
    $682 Avg Bid
    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...

    $222 (Avg Bid)
    $222 Avg Bid
    10 bids
    Asterisk Migration 5 days left
    VERIFIED

    Asterisk Amazon Ec2 Migration to another zone

    $206 (Avg Bid)
    $206 Avg Bid
    15 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...

    $16 (Avg Bid)
    $16 Avg Bid
    22 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...

    $2471 (Avg Bid)
    $2471 Avg Bid
    5 bids

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

    $10 / hr (Avg Bid)
    $10 / hr Avg Bid
    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.

    $858 (Avg Bid)
    $858 Avg Bid
    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..

    $1610 (Avg Bid)
    $1610 Avg Bid
    7 bids

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

    $8 / hr (Avg Bid)
    $8 / hr Avg Bid
    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.

    $26 / hr (Avg Bid)
    $26 / hr Avg Bid
    24 bids
    Network engineer 5 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.

    $43 / hr (Avg Bid)
    $43 / hr Avg Bid
    27 bids
    Aws medialive set up 5 days left
    VERIFIED

    hi i need an assistance to set up aws media live server , connect with ip camera . i need person to assist and show to me how to set up properly

    $117 (Avg Bid)
    $117 Avg Bid
    7 bids

    VNC Server - I need someone with HIGH VNC Security Experience. For more details , we talk in private. Please do not waiste your time if you haven`t got enough experience with VNC server. I accept only High Experience DEV`s. (I prefer the ones working for themselves not for companies) . I agree to pay for quality! Only serious people! Thanks.

    $73 / hr (Avg Bid)
    $73 / hr Avg Bid
    11 bids

    Hi, this is mohnish. I am in need of a person who knows patching windows and linux, security related stuff, one who knows ansible and microservices.

    $33 / hr (Avg Bid)
    $33 / hr Avg Bid
    13 bids

    hi we have an ec2 instance in aws , we need to dump data of a mysql db to a remote system over ipsec vpn. need someone who can set it up quickly

    $237 (Avg Bid)
    $237 Avg Bid
    12 bids
    Romanian linux admin - backup 5 days left
    VERIFIED

    Need know solve ispconfig problems with all dependencies and services We only need a backup person, in case of emergency, pay per time Conditions: - team viewer or anydesk work - normal hours - need romanian language speaking

    $22 / hr (Avg Bid)
    $22 / hr Avg Bid
    9 bids

    By using AWS CloudFormation a stack can already be setup in a secure manner with regards to several security topics like authentication, authorization or encryption. This ensures that security is already built-in if done correct. Please analyze the CloudFormation template provided. Check against security best-practices and identify potential security issues and business impact if that stack would...

    $221 (Avg Bid)
    $221 Avg Bid
    18 bids
    Tomcat 9 performance tuning 4 days left
    VERIFIED

    Looking for Linux sysadmin with Tomcat 9 performance tuning experience.

    $71 / hr (Avg Bid)
    $71 / hr Avg Bid
    23 bids
    Web development 4 days left

    I need my website re-configured. I updated my Joomla and it my website has lost the majority of the content- tabs, pictures missing.

    $277 (Avg Bid)
    $277 Avg Bid
    41 bids
    Access denied wordpress error 4 days left
    VERIFIED

    My wordpress website is displaying a “acess denied” message.

    $38 (Avg Bid)
    $38 Avg Bid
    35 bids

    SSL certificate installation, Installation of security certificate

    $36 (Avg Bid)
    $36 Avg Bid
    45 bids

    Need some one who can help us for L1 support. you have to go client location and perform task as per requirement. That is part time on going super super easy job. as long you know how to connect laptop to router/switch/firewall network device and you must have team viewer and putty so L2 engineer can work. you are just helping hand for L2 engineer. not technical but technical job. just basic knowl...

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

    No internet after VPN connection. Unchecking the "use default gateway" solution does not completely fix my poblem i also follow this and nothing is fixed: [login to view URL]

    $41 (Avg Bid)
    $41 Avg Bid
    18 bids

    We are a Small Internet Service Provider looking for someone with the necessary skills to build a Unauthenticated SMTP Relay server that is available to our clients from our IP Address Ranges only.

    $211 (Avg Bid)
    $211 Avg Bid
    15 bids

    Top System Admin Community Articles