Why You Should Work With Us. As a Sinceri Senior Living company, we are a fun loving,employee-centric community like no other. Maybe that's why we have been certifiedby our employees as a Great Place to Work ® for our 5th Year in a row. Createyour healthcare career with us and learn about all the career growthopportunities we offer. Have we sparked your interest yet. Applyonline and join our wonderful team. Questions about the application process...