機電工程師負責以下其中一個範疇的工作：(a)香港認可處－為推行認可計劃提供技術及行政協助，特別是需要電力、電子或機械測量或工程專業知識的範圍；統籌和執行實驗所、認證機構或檢驗機構的實地評審工作。(b)標準及校正實驗所－在標準及校正實驗所轄下的一所或多所實驗所，負責制定和維持測量標準，以及提供和改善校正服務，特別是機械計量方面；向產業宣傳和推廣計量知識和校正技術；與國際計量機構聯絡，並參加國際計量活動；督導和訓練技術人員進行標準和校正工作。(c)科學顧問組－為創新及科技基金項目評審委員會／評審小組提供秘書支援；為創新及科技基金的申請項目評核工作提供技術意見，並監察獲基金資助項目的推行情況；為與技術相關的事宜提供技術支援，進行與技術相關的項目／計劃，並配合產業的技術發展。

An Electrical and Mechanical Engineer is deployed to work in one of the following areas : (a) Hong Kong Accreditation Service - Provide technical and administrative assistance in the implementation of accreditation programmes particularly in areas where electrical, electronic or mechanical measurement or engineering expertise are required; co-ordinate or perform on-site assessments of laboratories, certification bodies or inspection bodies. (b) Standards and Calibration Laboratory (SCL) - Take charge of one or more laboratories of SCL in the development and maintenance of measurement standards as well as the provision and improvement of calibration services, particularly in mechanical metrology fields; promote and disseminate metrology knowledge and calibration techniques to industry; liaise with international metrology organisations and participate in international metrology activities; supervise and train technical staff on standards and calibration work. (c) Science Advisor’s Team - Provide secretarial support to the project vetting committees/assessment panels under the Innovation and Technology Fund (ITF); assess and provide technical advice on applications for and monitor implementation of projects funded under the ITF; provide technical support on technology-related matters and undertake technology-related projects/programmes and keep abreast of technological development in industry.