Jobs at small Toledo companies nobody posts about after 9 years as a software tester

A friend who works at a local manufacturer says there are openings not advertised online. They prefer people who can start within a couple of weeks. Does anyone have similar leads?

Keep everything in writing and save the confirmation numbers. It made the follow-up calls so much easier.

A short email with two sentences about what you can do and your résumé attached worked for me. I followed up after a week.