▁assist ▁in ▁the ▁delivery ▁of ▁the ▁Corps ▁mark sm ans hip ▁program . ▁ ▁Air ▁R if le ▁Mark sm ans hip ▁Inst ruct or ▁Cour se ▁ ▁This ▁six - week ▁course ▁develop s ▁individual ▁air ▁rif le ▁mark sm ans hip ▁skills ▁as ▁well ▁as ▁summer ▁bi ath lon ▁special ty ▁skills ▁while ▁rein for cing ▁and ▁further ▁developing ▁leadership ▁and ▁instruction al ▁skills . ▁These ▁skills ▁are ▁necessary ▁to ▁help ▁prepare ▁cad et ▁instruct ors . ▁This ▁will ▁help ▁them ▁ful fill ▁a ▁support ▁role ▁in ▁the ▁air ▁rif le ▁and ▁bi ath lon ▁activities ▁at ▁the ▁Corps ▁level , ▁during ▁region ally ▁directed ▁activities ▁and / or ▁as ▁a ▁staff ▁cad et ▁at ▁a ▁C ST C . ▁The ▁cad et ▁instruct ors ▁are ▁provided ▁with ▁the ▁necessary ▁theoretical , ▁technical , ▁and ▁practical ▁skills ▁required ▁to ▁monitor ▁and ▁instruct ▁other ▁cad ets ▁during ▁mark sm ans hip ▁training ▁at ▁the ▁Corps , ▁while ▁building ▁their ▁own ▁skill ▁and ▁knowledge ▁to ▁bring ▁it ▁back ▁to ▁their ▁corps / s quad ron . ▁Once ▁the ▁course ▁is ▁concluded ▁the ▁individual ▁may ▁assist ▁the ▁R SO ▁( Range ▁safety ▁officer ) ▁along ▁with ▁eager ▁cad ets , ▁to ▁the ▁best ▁of ▁the ▁individuals ▁ability . ▁ ▁Full b ore ▁Mark s man ▁Ph ase ▁I ▁Cour se ▁ ▁This ▁unique ▁six ▁week ▁course ▁develop s ▁a ▁special ist ▁with ▁the ▁attitude , ▁skills ▁and ▁subject ▁matter ▁knowledge ▁required ▁to ▁particip ate ▁in ▁compet itive ▁full b ore ▁mark sm ans hip