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Classroom Assistant (Science Lab) - MHS

Marquette High School
Chesterfield, MO Full Time
POSTED ON 8/4/2026
AVAILABLE BEFORE 1/1/2050

Science teaching certificate preferred; substitute certification required.

 

$ 17.94 per hour

$ 18.69 per hour if MO teacher certified

 

30 hours per week, 6 hours per day.

Schedule: 8:00 am - 2:30 pm

Start date: August 24, 2026

 

Any current support staff employee eligible to transfer must submit a TRANSFER application to this posting before the internal closing date to be considered. 

 

 

POSITION TITLE:

Classroom Assistant

 

 

STATUS:

School Term Position, 6 hours per day

 

 

FLSA STATUS:

 

Exempt

x

Non-Exempt

 

 

REPORTS TO:

Building Principal

 

 

HUMAN RESOURCES:

x

Approved

 

Not Approved

 

POSITION SUMMARY:   Assists with duties assigned by the classroom teacher to enhance the learning of all students.

 

ESSENTIAL FUNCTIONS: 

  • Prepare labs for high school chemistry classrooms
  • Accept direction from classroom teacher
  • Assist at times with additional responsibilities and assignments as needed by the teacher or principal
  • Assist in the development of learning packets and other instructional aids
  • Assist teacher with carrying out his/her responsibilities by setting up demonstrations, copying instructional materials and checking progress in class assignments
  • Assist the teacher in specific routine activities such as drills, reinforcement, grading objective tests and papers, developing verbal and listening communication skills, and demonstrating helping, guiding, and interest-building exercises
  • Assist the teacher in the overall supervision, control, and management of the classroom
  • Assist with field trips
  • Help collect resources for use in the classroom
  • Review teacher’s lesson plans and understands the classroom assistant’s role in assisting the teacher implement the lesson plans
  • Under direction of administration will supervise students during lunch and recess time as assigned
  • Under direction of the classroom teacher, learns techniques for implementing curriculum
  • Under the direction of the teacher, assists with independent, tutorial, and small study groups
  • Work directly with teachers to carry out specific tasks related to student’s needs

 

ESSENTIAL SKILLS AND ABILITIES:

  • Ability to interact effectively with staff and parents
  • Ability to move within building, classrooms, and playgrounds
  • Ability to relate and communicate to students regardless of their needs
  • Ability to safely supervise children in all areas of the building, inside and outside
  • Ability to understand limited role of classroom assistant with respect to teacher responsibilities
  • Proficient with computer using MS Office and Google programs, printer, fax, and phone

 

BASIC REQUIREMENTS: 

  • Minimum of sixty (60) semester hours from an accredited college/university or Missouri substitute certificate
  • Friendly, helpful attitude in working with students and staff
  • Positive, caring manner with children

 

EQUIPMENT USED: 

  • Standard office equipment
  • Science lab equipment

 

WORK ENVIRONMENT: 

  • While performing duties of this job, the employee is regularly required to sit, talk, hear, walk, stand, and reach

Salary : $18 - $19

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