Instrumentation & Controls Technician

  • City of Lewisville
  • Jul 09, 2026
Full time Technician

Job Description

Position Summary

Provides routine maintenance support for both Water and Wastewater Plants, including pump and lift stations and other areas within the distribution and collection.  Performs assigned duties necessary to repair, replace, and maintain mechanical, electronic, control and instrumentation equipment related to water and wastewater treatment facilities; including Supervisory Control and Data Acquisition (SCADA) systems.

Essential Functions

Management reserves the right to add, modify, change, or rescind the work assignments of different positions and to make reasonable accommodation so that qualified employees can perform the essential functions of the job.

  • Assists in the operation and maintenance of SCADA/Instrumentation/small electrical at both water and wastewater plants, such as small electrical systems, motor starters, electric motors, pump control circuits, level controls, automation control circuits, instrumentation equipment, motorized valve operators, SCADA, and relays.
  • Assists maintenance personnel in performing preventive maintenance on electric motors, pumps, replacing bearings, cleaning stators, and greasing; performs maintenance on other related electrical equipment for motors.
  •  Inspects, repairs, troubleshoots and performs routine preventive maintenance on all variable frequency drive units in the water and wastewater system. 
  • Service hydraulic, electric, pneumatic, and mechanical instruments used for controlling, analyzing, measuring, and recording.
  • Uses process flow sheets, instrument system diagrams, single-line electrical drawings, and schematics.
  • Helps coordinate maintenance activities with operations personnel, enters data into computerized maintenance management software (CMMS) system, and writes reports.
  • Performs all other related duties as assigned.

Position Qualifications

Education: High School Diploma or GED. Graduation from an Electronics Trade School is preferred.

Experience: 3 years of experience in the operation and maintenance of electronic communications, control equipment, and/or SCADA software programming. Experience with radio frequency communications, process instrumentation and SCADA systems in a manufacturing or process control environment preferred.

Any combination of related education, experience, certifications and licenses that will result in a candidate successfully performing the essential functions of the job is an acceptable substitute for the above specified education and experience requirements.

Licenses and Certifications:Certification(s) from NICET, ISA, the military, or a journeyman electrician license is preferred.

Conditions of Employment: Must submit to and pass a criminal background, pre-employment drug test, physical, and functional capacity test. Must possess a valid State of Texas Driver’s License Class “C” (or higher) and good driving record as defined by City policy. An applicant who does not possess a Texas Driver's License or proper class will be allowed ten (10) working days after a job offer is made to obtain proper licensing. 

Other Requirements: Must obtain Class D Water Operator license from the Texas Commission on Environmental Quality (TCEQ) within six months from date of hire. Must obtain Class C Water (Treatment or Distribution) license from TCEQ within two years from the date of hire. Must be able to work shift work, as required.
This position is subject to emergency operations. The individual holding this position will be required to work as usual or as needed: during emergency operations, in preparation for prolonged emergency operations and/ or during recovery from prolonged emergency operations as directed by his/her direct supervisor, Department Head or designee, or the City Manager or designee.

REQUIRED KNOWLEDGE, SKILLS & ABILITIES
Knowledge of: Basic electricity, pump and motor, blower, drive, belt, and other operation equipment maintenance needs; basic chemistry and mathematical principle applications; basic water purification equipment processes, controls, instrumentation, and hydraulics; computerized maintenance management software; and Knowledge of process control equipment involved in Water and Wastewater.

Skilled in: Interpreting charts, flow diagrams, maintenance manuals, and instructions; performing mechanical repairs, including gas/electric welding; distinguishing different colors to read and interpret lab equipment and fluids; working above normal heights (10-100 feet); operating assigned tools and equipment in a safe and proper manner; using personal computer including Microsoft Office, e-mail and the internet; responding appropriately in emergency situations; personnel supervision, training, and in coordinating operations for assigned areas of responsibility; accepting responsibility for his/her actions; performing work accurately and thoroughly; following instructions, safety practices, and standard operating procedures in performing assigned tasks; communicating effectively, clearly, and concisely both orally and in writing; being punctual and attending work regularly; and working effectively with people regardless of their race, sex, color, religion, national origin, age, disability, gender identity or expression, sexual orientation, veteran' s status, genetics, or job type.

Physical Demands and Working Conditions: This position requires the ability to perform heavy manual labor and to work in adverse conditions. Must possess mobility to work in the field; strength, stamina, and mobility to climb and descend stairs, and to operate a motor vehicle and visit various City sites. Must possess the ability to climb ladders/steps to heights of up to 150 feet; and wear appropriate personal protective equipment as required. Must also possess mobility to work in a standard office setting and use standard office equipment, including a computer; vision to read printed materials and a computer screen; and hearing and speech to communicate in person and over the telephone or radio. The job involves fieldwork requiring frequent walking, hiking, and/or climbing in and through operational areas to identify situations, problems, or hazards. Finger dexterity is needed to access, enter, and retrieve data using a computer keyboard or calculator and to operate the above-mentioned tools and equipment. Positions in this classification bend, stoop, kneel, reach, climb to perform work and inspect work sites, and push, and pull drawers open and closed to retrieve and file information. This position requires lifting and carrying tools, supplies, or equipment. Employees must be able to frequently carry, push, or pull 20 to 50 pounds. They must also be able to occasionally lift, push, or pull up to 100 pounds, with or without assistance, and occasionally lift more than 100 pounds, with or without assistance.

Employees work primarily in the field and may be exposed to loud noise levels, cold and/or hot temperatures, inclement weather conditions, road and/or land hazards, confining workspace, chemicals, mechanical and/or electrical hazards, and hazardous physical substances and fumes.  Employees work partially in an office environment with moderate noise levels and controlled temperature conditions.  Employees may interact with upset staff and/or public and private representatives in interpreting and enforcing departmental policies and procedures.Must be able to climb ladders, work in trenches or confined spaces, and perform tasks from awkward positions. Works in outdoor environments and may be exposed to loud noise, hazardous chemicals, hazardous waste (human waste), weather extremes, and moving mechanical equipment. Frequently walks, stands, kneels, and operates hand and power tools throughout the workday. Uses personal protective equipment including gloves, safety footwear, hearing protection, hard hats, and eye protection. May be required to enter sanitary sewer manholes or storm structures using confined space entry protocols. Ability to distinguish different colors to read and interpret technical relevant equipment and fluids.

The City of Lewisville has reviewed this job description to ensure that essential functions and basic duties have been included. The above statements are intended to describe the general nature and level of work being performed and are not intended to be an exhaustive list of all functions, responsibilities, skills, and abilities, which may be required. Additional functions and requirements may be assigned by supervisors as deemed appropriate. The position also requires meeting the essential requirements of the Physical Demands and Working Conditions, with or without reasonable accommodation.

Levels of positions within a class series are distinguished by the level of responsibility assumed, the complexity of duties assigned, the independence of action taken, the nature of the public contact made, and the impact and span of tasks performed.

This job description is not an employment agreement or contract.  The City of Lewisville has the exclusive right to alter this job description at any time without notice.

Work Hours

Monday-Thursday, 6:30am-5:00pm.

Salary

$53,439.00 - $76,111.00 Annually