Junior DevOps Engineer – Jenkins - Cork, Ireland

Technology, Data & Digital · IT Infrastructure & Security · DevOps · Software Engineering

In short

QT Technologies Ireland Limited is seeking a Junior DevOps Engineer with Jenkins experience to join their CI/CD infrastructure team in Cork, Ireland. This role involves supporting and administering Jenkins for large-scale machine learning verification, ensuring system reliability, scalability, and continuous integration signal for engineering teams.

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 in coordination with the team.
  • Assist with scaling and capacity management, including Jenkins agents, node lifecycle, and resource utilization.
  • Maintain and improve system reliability and CI signal quality, including identifying and addressing infrastructure-related issues.
  • 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.

Requirements

  • Bachelor's degree in Computer Science, Engineering, or a related discipline (or equivalent practical experience).
  • 1–2 years of relevant experience in DevOps, CI/CD, or software engineering environments.
  • Strong understanding of CI/CD concepts and workflows, including build, test, and pipeline execution.
  • Experience with Jenkins administration, including pipelines, job configuration, or plugin management.
  • Experience working in Linux environments, with the ability to troubleshoot system-level issues.
  • Strong problem-solving skills and the ability to work effectively in a team-oriented environment.

Desired Qualifications

  • Experience supporting or operating CI/CD systems at scale.
  • Familiarity with Git-based development workflows.
  • Knowledge of scripting (e.g. Python or shell) to support automation.
  • Solid understanding of infrastructure concepts such as compute, storage, and networking.
  • Awareness of reliability, monitoring, and operational best practices in CI environments.

Benefits

  • Salary, stock and performance related bonus
  • Maternity/Paternity Leave
  • Employee stock purchase scheme
  • Matching pension scheme
  • Education Assistance
  • Relocation and immigration support (if needed)
  • Life, Medical, Income and Travel Insurance
  • Subsidised memberships for physical and mental well-being
  • Bicycle purchase scheme
  • Employee run clubs, including, running, football, chess, badminton + many more

Skills

JenkinsCI/CDLinuxPythonShell scriptingGit
#DevOps#Jenkins#CI/CD#Machine Learning#Software Validation
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About Qualcomm

Enabling a world where everyone and everything can be intelligently connected.

Enabling a world where everyone and everything can be intelligently connected.\n\n

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Company

Qualcomm

Job Posted

5 hours ago

Employment Type

Full Time

Work mode

On Site

Experience Level

Entry

Locations

Cork, Ireland

Qualification

Bachelor

Applicants

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