A Cal Fire employee from Sonoma County was arrested Friday on suspicion of arson for allegedly setting several fires in the past month, officials said.

Robert Hernandez, a 38-year-old fire apparatus engineer with Cal Fire, the state’s main firefighting agency, was arrested on suspicion of setting fires on forest land near the Northern California towns of Geyserville, Healdsburg and Windsor between Aug. 15 and Sept. 14.

A California Department of Forestry and Fire Protection employee has been arrested on suspicion he started five brush fires in Northern California in recent weeks.

A news release issued by Cal Fire states 38-year-old Healdsburg man Robert Hernandez was arrested "on suspicion of arson to forest land."

An employee of California's state fire protection agency has been arrested on suspicion of starting five forest fires in recent weeks, local officials have said. Robert Hernandez, a 38-year-old apparatus engineer at Cal Fire,

Cal Fire engineer Robert Hernandez was arrested on suspicion of committing arson on forest land in the areas surrounding Geyserville, Healdsburg and Windsor.

Fire officials believe the fire apparatus engineer ignited the Alexander Fire on Aug. 15, the Windsor River Road Fire on Sept. 8, the Geysers Fire on Sept. 12, and the Geyser and Kinley fires on Sept.