Mark's daily responsibilities include installing, testing, troubleshooting, and repairing process control and measurement equipment. His work extends to maintaining and testing fire and gas detection and suppression systems. The nature of his role requires him to work both indoors and outdoors, often facing challenging weather conditions. He emphasizes the importance of safety training, as he must be vigilant while working around industrial machinery, at heights, and in confined spaces.

Mark completed the Electronics Engineering Technology (Instrumentation option) program at the College of the North Atlantic, where his high school courses in physics, math, chemistry, language, and computer skills laid a solid foundation for his post-secondary studies. His career began as an Instrumentation Apprentice at the Come-by-Chance Oil Refinery and Corner Brook Pulp and Paper Mill. He has also contributed to significant construction and commissioning projects in the oil and gas sector, such as the Terra Nova FPSO in Bull Arm, the Erik Raude drill rig in Halifax, and the SeaRose FPSO in Marystown.

Mark works on a rotation of 21 days on and 21 days off, engaging in 12-hour shifts that alternate between day and night. He lives a short 15-minute drive from the heliport, facilitating his offshore travel. Training opportunities also arise periodically, adding to his professional development.