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Check out a sample of the 28 CentOS jobs posted on Upwork

30+ hrs/week
Hours needed

More than 6 months
Duration

Expert
Experience level

We are seeking a full-time Senior SysAdmin Engineer with extensive experience in managing and optimizing our systems. The ideal candida…

CentOS Ansible Docker ClickHouse RabbitMQ MySQL DevOps Linux System Administration Ubuntu CentOS Jobs
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Less than 30 hrs/week
Hours needed

Less than 1 month
Duration

Intermediate
Experience level

I am seeking an experienced freelancer to assist with updating or reinstalling Kali Linux in my Oracle VirtualBox environment. Despite…

CentOS MySQL CentOS Jobs Linux System Administration Linux
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PHPLIST - SMTP Trouble Fixed-price ‐ Posted 4 years ago

$100
Fixed-price

Expert
Experience level

Hi, We use an OLD Version of PHPLIST 2.10.19 and we are trying to connect to a different SMTP port (other than the default) and get th…

CentOS CentOS Jobs
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OctoberCMS expert needed to upgrade old website Fixed-price ‐ Posted 1 year ago

$200
Fixed-price

Intermediate
Experience level

We have a non-profit website https://yardyum.com/ which is on a server running CentOS 7. YardYum is using OctoberCMS 1.0. Its PageSpe…

CentOS MySQL CentOS Jobs Web Development PHP October CMS
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Less than 30 hrs/week
Hours needed

1 to 3 months
Duration

Intermediate
Experience level

looking to setup up two servers at two different locations that can be accessed remotely by laptop. setup over starlink system. looking…

CentOS CentOS Jobs Ubuntu Linux Linux System Administration
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Linux Server Systems Administrator Fixed-price ‐ Posted 15 days ago

$10
Fixed-price

Intermediate
Experience level

We are seeking a talented and experienced Systems Administrator to join our team and tackle permission and ownership errors on our Linu…

CentOS Server Virtualization DNS CentOS Jobs Linux Bash Apache HTTP Server Linux System Administration
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$100
Fixed-price

Expert
Experience level

I need an experienced system administrator or DevOps professional to set up a Let's Encrypt SSL certificate for a WordPress website hos…

CentOS Web Hosting SSL Linux System Administration cPanel CentOS Jobs
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$20
Fixed-price

Expert
Experience level

Below is the link to the error we are receiving when we try to upload using All Import Plugin in WP: https://prnt.sc/y9vxzw Please do…

CentOS CentOS Jobs
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Asterisk Configuration behind Load Balancer Hourly ‐ Posted 27 days ago

Less than 30 hrs/week
Hours needed

Less than 1 month
Duration

Expert
Experience level

We have two Asterisk Boxes running on Asterisk 18.26 behind Amazon ECS Load balancer, the provider wants us to include two VIA headers…

CentOS Load Balancing CentOS Jobs Asterisk Linux System Administration
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Email delivery problem Fixed-price ‐ Posted 25 days ago

$25
Fixed-price

Expert
Experience level

I have an email server set up for sending a newsletter. Everything worked fine, but now emails are not being delivered to Gmail. In tes…

CentOS DNS Postfix SMTP Server Linux CentOS Jobs
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