Junior DevOps Engineer – Jenkins - Cork, Ireland

Job summary

The Junior DevOps Engineer (Jenkins) role is centered on managing Jenkins infrastructure to facilitate large-scale machine learning verification. Responsibilities include ensuring Jenkins operates reliably as a production CI service, configuring jobs and pipelines, and addressing infrastructure issues through systematic troubleshooting. The position requires collaboration with engineering teams to enhance CI/CD workflows and improve system performance.

Qualifications

• 1–2 years of relevant experience in DevOps, CI/CD, or software engineering environments
• Experience with Jenkins administration, including pipelines, job configuration, or plugin management
• Experience working in Linux environments
• Strong problem-solving skills and the ability to work effectively in a team-oriented environment

Responsibilities

• Support the operation of Jenkins as a production CI service, ensuring availability, stability, and responsiveness
• Contribute to Jenkins administration, including job and pipeline configuration, plugin management, and system updates
• Oversee continuous integration systems and address infrastructure concerns by systematically triaging failures and determining root causes
• Assist with scaling and capacity management, including Jenkins agents, node lifecycle, and resource utilization
• Maintain and improve system reliability and CI signal quality
• Contribute to automation and tooling to reduce operational overhead and improve repeatability
• Work cross-functionally with engineering teams to support CI/CD workflows and improve pipeline stability

Skills

Degrees

Relocation