CI/CD Platform Engineer

Tier4 Group; Milwaukee (WI); Hybrid; USD 120,000 - 150,000; Full time

Benefits offered by this job

Competitive rates

Benefits

Free daily lunch when onsite

Job summary

Tier4 Group in Milwaukee is seeking a CI/CD Platform Engineer to help build, maintain, and improve a reliable, scalable, and secure software delivery platform. You will work with platform engineers supporting cloud infrastructure and developer platforms that enable engineering teams to efficiently build, test, and deploy software.

The ideal candidate has strong cloud and DevOps fundamentals, excellent communication skills, and a passion for automation and continuous improvement.

Qualifications

• Experience with CI/CD pipelines and automation.
• Hands-on with GitLab CI, Jenkins, AWS CodePipeline, GitHub Actions or CircleCI.
• Experience with AWS cloud services.
• IaC using Terraform and/or CloudFormation.
• Experience with JFrog Artifactory.
• 3+ years in Cloud Infrastructure, DevOps, or Platform Engineering.
• Experience with Linux systems and troubleshooting.

Responsibilities

• Build, maintain, and support CI/CD platform services with a team.
• Design and implement automation to improve delivery processes.
• Create platform health metrics, dashboards, and monitoring.
• Support deployments across cloud environments.
• Apply security, compliance, and observability best practices.
• Troubleshoot production issues and participate in on-call rotations.
• Collaborate with engineering to adopt platform tools.
• Participate in code reviews, design reviews, and documentation.
• Identify opportunities to improve reliability and developer productivity.

Skills

CI/CD principles

Troubleshooting

Communication & collaboration

Continuous learning

Agile development experience

Education

Bachelor's degree in Computer Science or related field

Equivalent professional experience

Tools

GitLab CI

Jenkins

AWS CodePipeline

GitHub Actions

CircleCI

Terraform

CloudFormation

JFrog Artifactory

Ansible Tower

Sonatype Nexus Repository Manager

Linux

Job description

Type: Hybrid (3 days onsite per week)

Duration: ASAP - 03/01/2027

Perks: Competitive Rates, Benefits, free daily lunch when onsite

Job Description:

We are seeking a CI/CD Platform Engineer to help build, maintain, and improve a reliable, scalable, and secure software delivery platform. In this role, you will work closely with a team of platform engineers supporting cloud infrastructure and developer platforms that enable engineering teams to efficiently build, test, and deploy software.

The ideal candidate has strong cloud and DevOps fundamentals, excellent communication skills, and a passion for automation and continuous improvement.

Required Skills

• Experience with CI/CD pipelines and automation
• Hands-on experience with tools such as GitLab CI, Jenkins, AWS CodePipeline, GitHub Actions, or CircleCI
• Experience working with AWS cloud services
• Experience with Infrastructure as Code (IaC) using Terraform and/or AWS CloudFormation
• Experience with JFrog Artifactory
• 3+ years of hands-on experience in Cloud Infrastructure, DevOps, or Platform Engineering
• Experience working with Linux systems and troubleshooting infrastructure issues

Preferred Skills

• Experience working in an Agile development environment
• Experience with Ansible Tower
• Experience with Sonatype Nexus Repository Manager
• Cloud certifications (AWS preferred)

What You'll Do

• Build, maintain, and support CI/CD platform services alongside a team of platform engineers
• Design and implement automation to improve software delivery processes
• Create and maintain platform health metrics, dashboards, and monitoring solutions
• Support infrastructure and application deployments across cloud environments
• Apply security, compliance, and observability best practices
• Troubleshoot production issues and participate in on-call support rotations
• Collaborate with engineering teams to adopt platform tools and capabilities
• Participate in code reviews, design reviews, and technical documentation
• Identify opportunities to improve reliability, performance, and developer productivity

Qualifications

• Bachelor's degree in Computer Science, Information Systems, or a related field, or equivalent professional experience
• Strong understanding of CI/CD principles and software delivery best practices
• Experience building and managing software artifacts, containers, packages, and repositories
• Familiarity with software supply chain security concepts, including SBOMs, dependency management, and secure build practices
• Strong troubleshooting and problem-solving skills
• Excellent communication and collaboration abilities
• Commitment to continuous learning and process improvement

Technical Skills

• CI/CD Platforms: GitLab CI, Jenkins, GitHub Actions, AWS CodePipeline, CircleCI
• Infrastructure as Code: Terraform, CloudFormation
• Automation: Ansible Tower
• Scripting & Development: Python, TypeScript
• Disaster Recovery and Operational Readiness

You will join a small team of platform engineers responsible for maintaining and improving cloud platform infrastructure and developer enablement tools. This role offers the opportunity to work on highly impactful initiatives that help engineering teams deliver software more efficiently, securely, and reliably.