Rawlinson joins the £160m turnover firm from Bouygues UK where he was construction director for the Midlands.
He has more than 30 years industry experience including senior roles at ISG and Morgan Sindall.
Stepnell joint managing director Tom Wakeford. said: “I’m delighted to welcome someone of John’s standing within the industry to our senior team.
“His significant experience will help us fully capitalise on the strong opportunities presenting themselves for our West Midlands business as it enters a new and important phase of growth.
“John has an exceptional record of successfully delivering major construction schemes and shares our own commitment to providing our clients with innovative, high-performance construction projects which deliver real, long-term value.”
Rawlinson said: “I’m delighted to be joining Stepnell at a very exciting time in the company’s growth and development.
“I’m fortunate to be working with a talented team of construction professionals who are as passionate as I am about growing our West Midlands business through the provision of a first-class, client-centred construction service.”