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Dental Assistant (Expanded Function) Advance - 4154 


Job Title: Dental Assistant (Expanded Function) Advance)

Department: Tohono O'odham Nation Health Care (TONHC)

Division: Dental

Status: Non-Exempt/Full-time

Salary: $20.62 – $25.76/hr. (DOE)

Position Summary:

Responsible for providing hands-on assistance and support to Dentists and completing preparation work to care for patients efficiently. Sterilizing and organizing dental tools and assisting during dental procedures.

Scope of Work:

This position is located within the TONHC. The position may be organizationally located and duty stationed at any one of the Hospital/clinic facilities located in Sells, Arizona, Santa Rosa, Arizona, San Simon, Arizona, or Tucson, Arizona. The Dentist provides assignments, and completed work is reviewed in detail for accuracy and adherence to instructions and procedures.

Essential Duties and Responsibilities:

  • Provide chairside assistance to the Dentist in all phases of dental treatment in general dentistry.
  • Responsible for greeting patients and scheduling appointments; maintenance and recordkeeping responsibilities.
  • Records information related to the medical history of the patient.
  • Chart examination and treatment information as relayed by the Dentist.
  • Sterilizes instruments, materials, and equipment and prepares surgical trays.
  • Maintain dental equipment in a clean and operative condition.
  • Prepares and arranges all instruments and materials needed for each treatment; prepares the patient and operatory.
  • Remove all supragingival traces of tartar, deposits, accretion, and stains from the teeth with hand and mechanized instruments.
  • Take preliminary impressions for study models and modifies impression trays as needed.
  • To pour and trim models from impressions; constructs custom impression trays, base plate, and bite rims.
  • Constructs custom impression trays, fabricates base plates and bite rims, makes temporary bridges and crowns.
  • As directed by the Dentist, removes sutures, applies topical anesthesia, desensitizing agents, medications, and surgical gauze following extractions, and applies and removes periodontal dressing or other sedative dressings.
  • Restore teeth prepared by the Dentist; places cavity bases and liners on prepared tooth; and do other restorative work.
  • Instructs patient in an age-appropriate manner on preventative dental care; explains the common causes of decay and its relationship to general diet.
  • Records information relayed by the Dentist on prescriptions, laboratory work orders, and other forms for the Dentist's signature; relays to patient Dentist's instructions for post-treatment care.
  • Operates dental radiographic equipment to take intra and extra-oral radiographs; develops and mounts films.
  • Present educational, preventative oral health talks, demonstrations, and visual aids to patients, hospital staff, and community members.
  • Maintain a variety of recurring reports related to dental activities.
  • Contributes to a team effort and performs other job-related duties as assigned.

Knowledge, Skills, and Abilities:

  • Knowledge of the Tohono O'odham culture, customs, and traditions.
  • Knowledge of applicable federal, state, tribal laws and regulations.
  • Knowledge of the instruments, materials, and standardized dental procedures used in all phases of restorative, prosthodontic, oral surgical, endodontic, and periodontal treatment provided in general Dentist.
  • Knowledge of dental anatomy and bony structures of the head and neck, to take diagnostic radiographs.
  • Knowledge or ability to recognize common dental disorders and conditions such as inflamed tissue and tooth decay and perform intra-oral procedures that treat these conditions.
  • Knowledge of principles of laboratory technique sufficient to perform required laboratory procedures.
  • Knowledge and skill in efficient clinic scheduling, typing, supply ordering, and data gathering.
  • Skill in operation and adjustment of dental radiographic equipment.
  • Knowledge of the use, care, and storage of dental equipment, materials, and instruments.
  • Knowledge of sterilization techniques.
  • Knowledge of procedures used in the dental clinic for receiving, routing, and scheduling patients and dismissing patients.
  • Sufficient knowledge of preventive dentistry measures to instruct patients in oral hygiene practices such as brushing, flossing, and dietary suggestions.
  • Knowledge of and skill in detecting signs of syncope or other reactions to dental treatment.
  • Adequate skills to comprehend and manage an Electronic Dental Record.
  • Skill and dexterity in manipulating materials and instruments, intra-orally removing sutures, changing dressings, taking impressions, and performing other procedures.
  • Knowledge of basic dental terminology and recordkeeping procedures to enter information on patient records.
  • Knowledge of HIPAA-related rules and regulations.
  • Skill in providing superior customer service to external and internal customers.
  • Ability to be compassionate and have good communication skills.
  • Ability to maintain privileged, confidential information.
  • Ability to establish and maintain positive and effective working relationships with other employees and the general public.
Position Requirements

Minimum Qualifications - This is a career ladder position. (See below for minimum qualifications for Career Ladder I and Full Level):

Career Ladder I

  • High School Diploma or General Education Diploma.
  • Must possess Dental Assistant Radiography certification

Full Level

  • High School Diploma or General Education Diploma, and
  • Two years’ work experience as a dental assistant, or equivalent.
  • Must possess Dental Assistant Radiography certification.

Licenses, Certifications, Special Requirements:

  • Must possess a Dental Assistant Radiography certification.
  • Dental Assistant certificate, preferred.
  • Expanded Function Restorative certificate, preferred.
  • Expanded Function Periodontics certificate, preferred.
  • Upon recommendation for hire, a criminal background and a National FBI fingerprint check are required to determine suitability for employment, including a 39-month driving record.
  • May require possessing and maintaining a valid driver's license (no DUIs or major traffic citations within the last three years).
  • If required, must meet the Tohono O'odham Nation tribal employer's insurance requirements to receive a driver's permit to operate program vehicles.
  • Based on the department's needs, incumbents may be required to demonstrate fluency in both the Tohono O'odham language and English as a condition of employment.

Physical Demands:

The work involves extended periods of bending, standing, sitting, and walking. The employee is regularly required to talk or hear; frequently required to sit, walk, use hands to finger, handle or feel; reach with hands and arms. The employee must occasionally lift and move up to 25 pounds. Work involves regular and recurring exposure to potential hazards of radiation and infectious diseases, and airborne debris, necessitating personal protective equipment.

This list of duties and responsibilities is illustrative only of the tasks performed by this position and is not all-inclusive.

Location San Xavier  
Open Date 12/6/2022  
Close Date  
About the Organization The Tohono O'odham Nation is a federally-recognized tribe that includes approximately 28,000 members occupying tribal lands in Southwestern Arizona. The Nation is the second largest reservations in Arizona in both population and geographical size, with a land base of 2.8 million acres and 4,460 square miles, approximately the size of the State of Connecticut. Its four non-contiguous segments total more than 2.8 million acres at an elevation of 2,674 feet.  

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