Job Description

Maintenance Technician

Alexion, Dublin Bulk Drug Substance (BDS) Facility

Are you an experienced Maintenance Technician looking to join a high-performing biopharmaceutical manufacturing environment? We are seeking a skilled and proactive Maintenance Technician to become part of an empowered shift team supporting our Bulk Drug Substance facility in Dublin.

In this hands-on role, you will be responsible for maintaining, troubleshooting and optimising critical manufacturing equipment, helping to ensure the reliable operation of a world-class biopharmaceutical facility. You'll also play a key role in continuous improvement initiatives, equipment start-up activities and supporting the introduction of new technologies and products.

What You'll Be Doing

As a Maintenance Technician, you will:

• Perform scheduled and reactive maintenance activities on process equipment in line with site procedures and GMP requirements.
• Troubleshoot technical issues using structured problem-solving methodologies to minimise downtime and improve equipment performance.
• Ensure compliance with all Environmental, Health & Safety (EHS), Quality and cGMP standards.
• Utilise Computerised Maintenance Management Systems (CMMS) and other digital tools to manage maintenance activities effectively.
• Support investigations, corrective and preventative actions (CAPAs), and process safety initiatives.
• Assist in the creation and revision of maintenance procedures, job plans and training materials.
• Support equipment installation, qualification, start-up and validation activities.
• Act as a technical subject matter expert across multiple process technologies, sharing expertise and driving best practices.
• Analyse process and operational data to identify opportunities for improvement and enhanced equipment reliability.
• Lead and support continuous improvement initiatives using Lean tools such as Root Cause Analysis, Standard Work and 5S methodologies.
• Coordinate and support maintenance work completed by external vendors and contractors.

What We're Looking For

Essential Requirements

• Significant experience performing maintenance on process equipment within a cGMP manufacturing environment.
• Strong technical troubleshooting and problem-solving skills.
• Knowledge of GMP and regulatory requirements relating to maintenance activities.
• Experience using CMMS and Microsoft Office applications.
• Excellent communication and interpersonal skills.
• Degree, diploma, apprenticeship, technical certification or trade qualification in Mechanical, Electrical or a related discipline or equivalent experience.

Desirable Experience

Experience working with biopharmaceutical equipment and systems would be highly advantageous, including:

• Bioreactors
• Centrifuges
• Autoclaves and glass washers
• Clean-in-Place (CIP) systems
• Media and buffer preparation systems
• Purification systems

Why Join Us?

This is an exciting opportunity to work in a collaborative and innovative manufacturing environment where you'll have the chance to develop technical expertise, contribute to site-wide improvement projects and support the delivery of life-changing therapies to patients around the world.

Please note: This position operates on a shift pattern and will require flexibility, including weekend working and a rotation between day and night shifts to support business needs.

Date Posted

16-Sept-2026

Closing Date

07-Oct-2026

Our mission is to build an inclusive and equitable environment. We want people to feel they belong at AstraZeneca and Alexion, starting with our recruitment process. We welcome and consider applications from all qualified candidates, regardless of characteristics. We offer reasonable adjustments/accommodations to help all candidates to perform at their best. If you have a need for any adjustments/accommodations, please complete the section in the application form.