AR offers a very versatile means by which to simplify training and offer learners a rich interactive user experience. By offering users an immersive mixed real-life visualisation and augmented reality, it is easy to undertake real-time tasks and explore contextual information. Within a technical environment, engine maintenance tasks and operational or maintenance support routines can be readily accessed and are available to users directly. Use of AR can be tied to instructor-led or instructor in the loop training at distance to integrated to further add value to the learning and development journey. AR use of training is increasingly sought and cost effective for the delivered benefits.