Administrative Office Support Assistant

Annual Salary Range:
$27,228.00 – $37,548.00
Twice-a-Month Salary Range:
$1,134.50 – $1,564.50
Class Number: 
Pay Grade: 
Areas of Interest: 
Clerical & Related
Exam Components: 
Rating of Education & Experience, 100%
Selective Certification: 
Certification of eligibles from the ADMINISTRATIVE OFFICE SUPPORT ASSISTANT register may be based on specialized background/criterion associated with the following: disaster response, staff credentialing. Applicants should describe their related qualifications in detail on their merit application and may be requested to provide proof of their credentials.

This is senior-level specialized support, technical and/or administrative work involving a high degree of independent judgment and action, and/or supervision of a large office staff engaged in a variety of activities. 

This description may not include all of the duties, knowledge, skills, or abilities associated with this classification.
Examples of Work

Serves as an office manager directing a variety of support functions or services; plans, assigns, directs, and coordinates the activities of a large office staff directly or through supervisors; and exercises delegated authority in the selection, training, assignment, and evaluation of employees.

Performs independent functions requiring the application of technical expertise or specialized program knowledge, organizes and implements program activities, and confers with management regarding program status and issues.

Provides complex administrative assistance for an agency official, represents the supervisor at staff or other meetings, recognizes manager’s and staff priorities, and schedules meetings and coordinates logistical arrangements for program, agency, or inter-agency efforts.

Oversees and ensures the accurate and timely preparation, review, posting, and processing of a variety of fiscal, payroll, personnel, purchasing, and/or related documents.

Recommends changes in operational policies and procedures for approval by the supervisor, prepares and communicates instructions and directives regarding changes and clarification of policy, and ensures policies and procedures are properly implemented in the unit or section supervised.

Tracks and monitors assigned operating unit budgets and spending plans; researches and/or collects, assembles, and summarizes financial and statistical information.

Composes or drafts correspondence involving the interpretation of agency rules, regulations, and program responsibility.

Responds to inquiries from state officials, customers, vendors, and the public regarding agency matters; investigates and recommends corrective action to resolve customer complaints.

Researches assigned issues, compiles pertinent program or fiscal information, and prepares complex ad hoc reports, spreadsheets, and/or databases.

Exercises independence in decision making based upon knowledge of agency operations, policies, and procedures; receives general supervision from an administrative supervisor who makes assignments based on desired objectives and reviews work for achievement of results.

Performs other related work as assigned.

Knowledge, Skills, and Abilities (KSAs)

Comprehensive knowledge of office practices, procedures, systems, and equipment.

Comprehensive knowledge of business math computations, grammar, composition, and spelling.

Comprehensive knowledge of computer information systems and software.

Intermediate knowledge of the principles of office management and supervision.

Introductory knowledge of accounting methods and principles.

Ability to make independent decisions based upon knowledge of agency operations, policies, and procedures.

Ability to maintain a high level of discretion when dealing with sensitive/confidential information.

Ability to apply and interpret federal, state, and/or agency regulations, policies, and procedures.

Ability to maintain highly complex records and prepare reports from a variety of information.

Ability to plan, organize, assign, and evaluate the work of staff performing a variety of functions.

Ability to supervise, instruct, and train subordinates.

Ability to develop and implement complex procedures from general instructions.

Ability to establish and maintain effective working relationships with managers, co-workers, and the public.

Ability to communicate effectively.

Ability to work independently and exercise sound judgment and discretion.

Experience and Education

(The following requirements will determine merit system eligibility, experience and education ratings and may be used to evaluate applicants for Missouri Uniform Classification and Pay System positions not requiring selection from merit registers.  When practical and possible, the Division of Personnel will accept substitution of experience and education on a year-for-year basis.)

One or more years of experience as a Senior Office Support Assistant with the Missouri Uniform Classification and Pay System; and possession of a high school diploma or proof of high school equivalency.


Four or more years of office or related clerical experience; and possession of a high school diploma or proof of high school equivalency.

(Training from an accredited vocational or business school in Office Management, Secretarial Science, or a closely related field may substitute on a year-for-year basis for the required experience at a rate of 30 earned credit hours, or 480 clock hours, for one year.)

(Earned credit hours from an accredited college or university may substitute on a year-for-year basis for the required experience at a rate of 30 earned credit hours for one year.)

(Revised 10/1/14)