Principal Instrumentation & Calibration Engineer Maintenance & Reliability Our client, global biopharmaceutical manufacturer are currently recruiting for a Principal Instrumentation & Calibration Engineer to join their Maintenance & Reliability team on a permanent basis. This role provides instrumentation, calibration, and reliability expertise at a new biotech manufacturing facility. As Principal Instrumentation & Calibration Engineer you will own the site calibration program, ensures compliance with regulatory requirements, and drive reliability improvements to maximise equipment availability and performance. Responsibilities: Lead and manage the site calibration program and represent it during audits Own all site instrumentation systems (calibration, troubleshooting, upgrades, obsolescence, MTBF, etc.) Ensure maintenance and reliability strategies align with global standards Analyse predictive/condition-based monitoring data and drive follow-up actions Develop and maintain SOPs, job plans, and CMMS data Provide technical support, training, and guidance to maintenance teams Lead continuous improvement initiatives in reliability and compliance Manage spare parts and inventory for critical equipment Requirements: Degree in Electrical & Instrumentation Engineering (or equivalent) 5+ years experience in maintenance/engineering (preferably pharma/regulated industry) Strong knowledge of EU directives (e.g. ATEX) and international standards (IEC, ISO, ISA, etc.) Expertise in troubleshooting, calibration systems, and equipment reliability Strong communication, problem-solving, and technical reporting skills Self-starter with ability to work independently Strong teamwork, customer focus, and flexibility Commitment to safety, quality, and compliance For more information please contact Sinéad Cullen on or