R.J. Gonzales, P.E.

Construction Materials Testing Manager

Branch Office / Mobile, AL

Rafael Rafael R.J. Gonzales, III, P.E. is a Registered Professional Geotechnical Engineer with Southern Earth Sciences, Inc. (SESI) where he serves as the Construction Materials Testing Manager for the Mobile branch. He holds license registrations in Alabama (#31950), Mississippi (#20449), and Louisiana (#39330).

R.J.’s expertise lies in roadway and paving design, construction materials testing, shallow foundation design, deep foundation design, settlement monitoring instrumentation and vibration monitoring. He served as SESI’s Project Engineer on the ThyssenKrupp project for more than six years overseeing work on multiple subcontracts for initial site rough grading, construction materials testing and pile monitoring. At the height of the project, R.J. oversaw 16 technicians who performed work from a mobile on-site laboratory.

R.J. is a member of the American Society of Civil Engineers (ASCE), Association of General Contractors (AGC) Mobile Chapter, and AGC’s Young Constructors Forum. He is a 2013 graduate of Leadership Mobile and was recognized in 2018 as a 40 Under 40 honoree for Alabama’s AGC. R.J.’s community involvement includes coaching at Westside Ball Park, as well as coaching and PTO volunteer for Corpus Christi Catholic School.

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