Human Resources Director

Diana L. Isabel is director of the Human Resources Division of the Texas Department of Transportation (TxDOT). She oversees employee compensation management; personnel administration; employee relations; training, quality and development; hiring and recruiting activities; analyzes and develops policy and operating procedures related to human resources management.  She also has oversight for the department’s statewide Video Teleconference System and Human Resources Management System. Isabel joined TxDOT’s Traffic Operations Division in 1976 as an accountant, progressing to chief accountant in 1985. She was financial manager for the safety program and, in 1987, became assistant chief of special programs. Her duties included the division’s operating budget, voucher processing, human resources activities, and time and labor distribution. In 1991, she was promoted to internal auditor and served as research coordinator.

From 1992 to 1998, Isabel was director of the Management Support Section, responsible for human resources management, purchasing, inventory, information resources, planning and policy, and manual development. She also worked with legislative issues and was the division’s Equal Employment Opportunity coordinator before being selected as director in November 1998.

Prior to TxDOT, Isabel was assistant comptroller in the Governor’s Office of Traffic Safety from 1974 to 1976. The office was transferred to TxDOT in 1976.

Through the department’s Tuition Assistance Program, Isabel earned her bachelor’s degree from St. Edward’s University in Austin, graduating summa cum laude in 1993. She serves on the Public Employees Credit Union board of directors and is a member of the Texas Public Employees Association.