International Association of Machinists and Aerospace Workers

Members of the Machinists union will go on strike Monday after turning down the company's contract offer on Saturday.

It's their first new contract since 2010.

The employees work in Spirit warehouses, alongside Spirit workers, but are employed by DB Schenker – a German-based company that provides logistics work for Spirit.

Members of the International Association of Machinists and Aerospace Workers approved a five-year contract deal with Bombardier Learjet in Wichita over…