MO Project: Contextual Branding

Technical Assistant IV

  • Technical Assistant IV
  • What will I be doing?
  • Do I qualify?
  • Can I be successful?
  • Benefits
  • How do I apply?
Class Number: 
Annual Salary Range:
$32,400.00 – $51,468.00
Twice-a-Month Salary Range:
$1,350.00 – $2,144.50
Pay Grade: 

View Class Specification Document


This is senior-level technical work in field, laboratory, or office assignments; planning for land surveying, geology, hydrology, or architecture activities; or engineering activities that include construction, renovation, and/or inspection of facilities.

Job Duties

Develops and reviews plans, specifications, blueprints, maps, and related documents pertaining to construction, renovation, and inspection of projects and sites.

Participates in the design of projects; conducts inspections to ensure compliance with plans, specifications, and blueprints.

Researches records and prepares field notes; converts field data into computer aided drafting (CAD) format.

Determines appropriate construction materials; prepares material specifications, cost estimates, and purchase orders.

Leads or directs laboratory or field tests, collection of field samples, and storage and maintenance of samples and records.

Directs or supervises staff performing land surveying, geological, hydrological, engineering, or architectural related activities.

Assists with geological and geophysical investigations.

Compiles data, reviews and analyzes information, and enters information into databases.

Uses various surveying instruments to lay out and locate project sites, land boundaries, and determine elevations.

Uses global positioning system (GPS) receivers, geographical information system (GIS), computer aided drafting (CAD) software, and other specialized equipment.

Prepares drafting and related standards, procedures, and guidelines; responds to inquiries requiring technical knowledge and/or interpretations.

Operates, maintains, and monitors complex drilling, sampling, field, and/or laboratory equipment.

Trains and/or supervises staff.

Proctors water and wastewater operator certificate examinations.

Receives general administrative direction.

Performs other related work as assigned.

View Class Specification Document

(The following minimum qualifications will determine merit system eligibility. Allowable experience and education substitutions are provided in italics below the corresponding minimum qualification statement; no other substitutions will be permitted. These minimum qualifications may also be used to evaluate applicants for Missouri Uniform Classification and Pay System positions not requiring selection from merit registers.)

Two or more years of experience as a Technical Assistant III or Building Construction Supervisor with the Missouri Uniform Classification and Pay System.


Four or more years of experience as a Building Construction Worker II with the Missouri Uniform Classification and Pay System.


Six or more years of experience in drafting, computer aided drafting (CAD), basic engineering, land surveying, geological, or hydrological work; and possession of a high school diploma or proof of high school equivalency. 

(Training in drafting or engineering technology from an approved vocational program may substitute on a year-for-year basis for the required experience.)


A Bachelor's degree from an accredited college or university with a minimum of 15 earned credit hours in one or a combination of the following: Drafting, Engineering, Engineering Technology, Geology, Hydrology, Earth Science, Geophysics, Statistics, or Mathematics; and,

Two or more years of experience in drafting, computer aided drafting (CAD), basic engineering, land surveying, geological, or hydrological work.

(Additional qualifying experience may substitute on a year-for-year basis for deficiencies in the required education.)

Please note that documentation that supports your eligibility (i.e. transcripts, employment records, etc.) may be required at any time during the application and hiring process. If you do not possess the minimum qualifications, please consider one of many other employment opportunities with the State of Missouri.

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Key Skills

Do you possess the key skills which are considered essential for successful employment in this classification?

Comprehensive knowledge of mathematics.

Comprehensive knowledge of drafting, land development, geological, hydrological, and/or related software applications.

Comprehensive knowledge of geology, hydrology, engineering, land surveying, and/or construction procedures.

Comprehensive knowledge of the materials, methods, practices, machinery, tools, and equipment used in construction work.

Comprehensive knowledge of drafting techniques, instruments, plan design, and layout procedures.

Comprehensive knowledge of laboratory procedures.

Comprehensive knowledge of the different types of wastewater treatment operations.

Comprehensive knowledge of the properties of rocks, minerals, and surficial materials.

Comprehensive knowledge of the laws, rules, and regulations relating to surveying, geology, hydrology, architecture, or engineering activities.

Skill in the use of computer aided drafting (CAD) applications and related software.

Skill in taking field samples and/or drafting techniques.

Skill in operating complex drilling equipment and the use of surveying instruments.

Ability to understand and interpret surveying data, blueprints, drawings, specifications, and related documents.

Ability to determine the feasibility of proposed new construction or alterations by the inspection of new building sites or existing structures.

Ability to organize, assign, direct, and coordinate the work of skilled craftsmen in the building trades.

Ability to make calculations and mathematical notations relating to land surveying, geological, hydrological, architectural, or engineering activities.

Ability to prepare statistical and technical spreadsheets and reports.

Ability to understand and follow instructions and to communicate effectively.

Ability to perform manual work requiring heavy lifting, reaching, and bending.

Ability to establish and maintain effective working relationships with staff, property owners, officials, and the general public.

View Class Specification Document

The following link will provide you with general information about State of Missouri employee benefits.

View benefits

View Class Specification Document