For verification, visit The Work Number or call (866) 222-5880. Our employer code is 15548.Describe your work history beginning with your current or most recent job. Include military and volunteer experience and periods of unemployment. We're always looking for ambitious and dedicated professionals to help build the world around us. Explore these resources for opportunities and careers in construction. Step 2 - List all basic job tasks in column 1, the hazards associated with them, and the required controls. They should line up. Careers at Clark Group. Apply to Laborer, Concrete Laborer, Pipefitter and more!