In a desire to get a working submersible to the Titanic wreck site as fast as possible, the Titan was built at a risk to safety, with cost-cutting measures and poor engineering permitted by CEO Stockton Rush, a former employee said. In a desire to get a working submersible to the Titanic wreck site as fast as possible, the Titan was built at a risk to safety, with cost-cutting measures and poor engineering permitted by CEO Stockton Rush, a former employee said. NBC News Science