We have our physical job, and then we also have our spiritual job. They go hand in hand. We are a witness to those we work with and to all those we meet.
God has called us to be servants with humble attitudes. We are also expected to grow beyond that low-level position, gaining skills to perform well in our next job.
God has given us certain gifts and the space to use them. He expects us to use them properly in service to Himself and the Body, and requires an accounting.
The Peter Principle is a concept in business management developed by Laurence J. Peter: People in a hierarchy tend to rise to their level of incompetence.
As one uses the power provided by God's Holy Spirit, even one who has previously failed miserably can rise to astounding levels of spiritual competence.
A steward is responsible for the supervision or managing of something entrusted into his care by a superior. As God's stewards, have been entrusted with much.