St. Johns County
Plant Operator
Mark Werling in 2025 was employed at St. Johns County and had an annual salary of $75,442, according to public records. This salary was 3 percent lower than the average and 5 percent higher than the median salary in St. Johns County.
St. Johns County records show Mark Werling held two jobs from 2019 to 2025. From 2024 to 2025 Mark Werling held job of Plant Operator.
In year 2025 Mark Werling's salary was 8 percent higher than average Plant Operator salary in the state of Florida.
According to the public records employee's salary increased by $9,850 from 2024 to 2025, which is a 15.0 percent rise. Since 2019, the salary has increased by $30,123, a total rise of 66.5 percent.
| Year | 2025 |
| Full Name | Mark Werling |
| Original Job Title | Plant Operator I |
| Job Title | Plant Operator |
| Get Plant Operator Salary Statistics | |
| State | Florida |
| Employer | St. Johns County |
| Annual Wage | $75,442 |
| Pay Plan |
*Information may include where available: salary, bonuses, benefits, retirement contributions, pensions, and other financial data.
| Employer Name | St. Johns County |
| Year | 2025 |
| Number of Employees | 1,585 |
| Average Annual Wage | $78,007 |
| Median Annual Wage | $71,902 |
Mark Werling (2024)Plant Operator | View Person Details |
Mark Werling (2021)Wt Plant Operator C | View Person Details |
Mark Werling (2020)Wt Plant Operator C | View Person Details |
Mark Werling (2019) | View Person Details |
Robert Marcey (2025)Plant Operator at St. Johns County | View Person Details |
Lyle Guzman (2025)Plant Operator at St. Johns County | View Person Details |
Matthew Taylor (2025)Plant Operator at St. Johns County | View Person Details |
Trevor Steven (2025)Planner at St. Johns County | View Person Details |
Evan Walsnovich (2025)Planner at St. Johns County | View Person Details |
Lauren Dwyer (2025)Transportation Planner at St. Johns County | View Person Details |
Chad Pitcock (2025)Solid Waste Operator at St. Johns County | View Person Details |
Michael Guarino (2025)Project Manager at St. Johns County | View Person Details |
Jacob Griffin (2025)Server Administrator at St. Johns County | View Person Details |
Joey Phelps (2025)Fire Rescue Engineer at St. Johns County | View Person Details |