Assistant City Manager Mark Van Vleck has tendered his resignation after working with the city for more than a decade.
Corpus Christi City Manager Peter Zanoni confirmed that Van Vleck sent him a letter telling him he is resigning.
Van Vleck headed eight city departments, including Water, Wastewater, Storm Water, Natural Gas Systems, Solid Waste Management and Development Services, Public Works, Streets and Engineering.
Van Vleck also has worked as deputy director for water operations, director of development services and executive director of utilities.
Prior to his municipal service, Van Vleck had a 20-year career as a naval officer.
He earned a Bachelor of Civil Engineering from the South Dakota School of Mines and Technology and a Master of Civil Engineering from the University of Florida.
Most recently, Van Vleck was a finalist for the city manager role in Killeen last year.
Van Vleck's name has already been removed from the city's online directory.
We'll have more on this story as it develops.