Complex sentence: He obtained employment as a sales manager with the Tri-Vision corporation in Alhambra, which sold stereo "3-D" cameras; however, he realized that this would only be temporary and sought more permanent employment elsewhere.
Split into simpler sentences: He obtained employment as a sales manager with the Tri-Vision corporation in Alhambra, which sold stereo "3-D" cameras. However, he realized that this would only be temporary and sought more permanent employment elsewhere.