You need setup VundleVim first.
Suggestion configuration:
set nocompatible " be iMproved, required
filetype off " required
" set the runtime path to include Vundle and initialize
set rtp+=~/.vim/bundle/Vundle.vim
call vundle#begin()
" alternatively, pass a path where Vundle should install plugins
"call vundle#begin('~/some/path/here')
" let Vundle manage Vundle, required
Plugin 'VundleVim/Vundle.vim'
Plugin 'jenkins-zh/jcli.vim'
Plugin 'kien/ctrlp.vim'
Plugin 'vim-airline/vim-airline'
Plugin 'christianrondeau/vim-base64'
" All of your Plugins must be added before the following line
call vundle#end() " required
filetype plugin indent on " required
Follow the instructions by Jenkinsfile-vim-syntax to enable Jenkinsfile syntax.