About us. SCEG is a specialty dental office in Westlake Village and Simi Valley, CA. We have 4 highly respected and amazing endodontists. The pace is fast, the staff is supportive and the work gives you the challenge you need. Our work environment includes. Modern office setting. On-the-job training. Company perks. Safe work environment. Comraderie. Family atmosphere. Dental Assistant - Full-time/Part-time - X-ray license (Thousand Oaks). We are ...