Install prerequisites:
yum install java-1.8.0-openjdk-headless dejavu-sans-fonts fontconfig
Install Jenkins stable repo:
cd /etc/yum.repos.d/
curl -O http://pkg.jenkins-ci.org/redhat-stable/jenkins.repo
rpm --import https://jenkins-ci.org/redhat/jenkins-ci.org.key
Install Jenkins:
yum install jenkins
Set Jenkins service to start at startup:
systemctl enable jenkins.service
Start Jenkins service:
systemctl start jenkins.service
Verify that Jenkins is listening on port 8080:
ss -ln | grep 8080
Note that even though Jenkins may be listening on 8080, don't forget to open your firewall appropriately.