21. The first watch officer , Paul Just, left " U-156 " after returning from the third patrol. 22. Abel had served as Watch Officer on under the command of : de : Oskar Kusch. 23. He served as a watch officer on, and. 24. In January 1942, he became first watch officer on the newly commissioned and served on four patrols. 25. Leopold Schumacher as new first watch officer . 26. Kraus served as 1st watch officer on from January 1940 until November 1940 having replaced Engelbert Endrass. 27. SOC watch officers also ensure that TSA personnel follow proper protocol in dealing with airport security operations. 28. Following orders, Watch Officer Osborn attempts to destroy Davros, first using a non-functional automated system, then in person. 29. There Schade became Communication Watch Officer . 30. Officers must hold the additional qualification of Watch Officer in order to be awarded the Small Craft Pin.