Lisette Veles Ortega, 32, was an outside contractor working at Imperial Beach school in California when suspicions were raised in May over her relationship with 17-year-old student Lisette Veles Ortega had sexual intercourse and oral copulation with the teen (Image: NBC)

A former female school aide pleaded guilty to engaging in sex acts with a male student, 17, and now faces years behind bars .

Lisette Veles Ortega, 32, worked as an outside contractor who was used at Imperial Beach secondary school in San Diego, California. Last week, she admitted to charges of unlawful sexual intercourse with a minor and oral copulation with a minor, according to the San Diego County District Attorney's Office (SDSO).

Ortega was arrested in May while she was working at the school as an Ro H

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