Personalized I Am An Engineer Toddler Long Sleeve T-Shirt. I am an engineer text with a steel beam replacing the I is a unique design for engineers at birthdays, holidays and graduation. A classic for Fall, Winter and Spring, these long sleeve toddler t-shirts are sure to be a staple in your child's wardrobe. Whether layered or alone, this t-shirt is soft yet durable enough to stand up to your toddler's playtime demands.