Jenkins Pipeline Setup for GitLab

I need assistance in setting up a Jenkins pipeline script to connect with a GitLab repository for a software tool project. The pipeline should include Jenkins build and deploy steps. The target deployment environment will be an on-premises server.

Requirements:
- Configure Jenkins to connect with GitLab
- Setup build and deploy stages in the pipeline
- Ensure deployment to on-premises server

Ideal Skills and Experience:
- Expert Experience with Jenkins and GitLab integration
- Proficient in writing Jenkins pipeline scripts
- Familiarity with deploying on on-premises servers