Traffic Signal Supervisor Jobs (NOW HIRING)

Salary: $21.21 Hourly
Location : Department of Transportation Marietta, GA
Job Type: Full-Time
Job Number: 04237
Department: Department of Transportation (DOT)
Opening Date: 06/03/2026
Closing Date: Continuous
Grade Code: 106
Position Information
The purpose of this classification is to install, maintain, and repair traffic signals and related equipment for the County.
This position may require some nights, holidays, weekends, and on-call rotations during inclement weather.
Essential Functions
Installs, maintains and repairs traffic signals, caution lights, school flashers, speed zone flashers, and vehicle approach cabinets/lights, pedestrian signals, ground and aerial traffic signs and related equipment; performs preventative maintenance activities; responds to traffic control device outage calls; troubleshoots and repairs equipment; completes verbal and written status reports; and completes work orders and requests for maintenance.
Tests equipment; tests traffic cabinets prior to installation to ensure safe operation; prepares foundations and installs electrical devices for traffic cabinets; tests traffic cabinet and electrical disconnect grounding system; tests conflict monitors and malfunctioning management units; programs and tests traffic controllers;
Repairs or replaces equipment as needed, such as traffic controllers, detector amplifiers, load switches, relays, and related equipment; assembles, adjusts, replaces and cleans traffic signals, broken wires and missing visors; repairs signal flash and communication problems; replaces electronic parts; moves signals for road widening.; changes out traffic signal boxes; and maintains related documentation.
Drives and maintains work site trucks: performs pre-trip vehicle inspection; checks fluid levels and tire pressure; fuels vehicle; and reports problems with vehicle to supervisor.
Maintains reference material library: collects schematic diagrams and technical manuals for traffic control equipment; maintains equipment log and supply list; and updates knowledge base on new and existing technologies.
Adheres to established safety procedures: monitors work environment and use of safety equipment to ensure safety of employees and other individuals; flags and directs traffic and places markers, signs and cones around project/work site to ensure safety of crew and the traveling public; and follows safety practices and wears protective gear; and initiates any actions necessary to correct deviations or violations.
Maintains inventory of equipment and supplies: ensures adequate supplies to complete work assignments; initiates requests for replacement supplies; receives and stocks incoming supply shipments; notifies supervisor of equipment maintenance and repair needs; and maintains inventory records.
Performs other related duties as assigned.
Minimum Qualifications
High School Diploma or GED required; supplemented by one year of experience in electrical work or related field.
Licenses and Certifications
Must possess and maintain a valid Drivers License. Must obtain a valid Commercial Driver's License (CDL) within twelve months from date of hire, including appropriate endorsements; must obtain IMSA Traffic Signal Technician Level I, National Safety Council Flagger and IMSA Work Zone certifications within twelve months from date of hire.
Physical Abilities
Tasks require the regular and, at times, sustained performance of moderately physically demanding work, typically involving some combination of climbing and balancing, stooping, kneeling, crouching, and crawling, and that may involve the lifting, carrying, pushing, and/or pulling of moderately heavy objects and materials (20-50 pounds).
Sensory Requirements
Some tasks require the ability to perceive and discriminate colors or shades of colors, sounds, and visual cues or signals. Some tasks require the ability to communicate orally.
Environmental Factors
Performance of essential functions may require exposure to adverse environmental conditions, such as dirt, dust, pollen, wetness, humidity, rain, fumes, unsafe structures, heights, confined spaces, machinery, vibrations, electric currents, traffic hazards, animal/wildlife attacks, or animal/human bites.
EEO StatementCobb County Government is proud to be an equal-opportunity employer. We encourage applications from all qualified individuals, regardless of race, color, national origin, sex, religion, age, disability, or any other legally protected status
Visit Cobb County's Employee Benefits page to learn more.
01
I understand that all answers to these supplemental questions must be verifiable in the 'Educational History' and 'Work History' sections of the application. Failure to provide sufficient information in these sections may result in my disqualification from the hiring process.

• Yes
• No

02
I have read the Minimum Qualifications required for this position and understand I must demonstrate those qualifications on the application in order to be considered for this position. Furthermore, a failure to adequately demonstrate all qualifications may result in my removal from consideration. Lastly, I understand indicating "see resume" on the application, may not be accepted in lieu of a completed application.

• Yes
• No

03
Are you legally eligible to work in the United States on an unlimited and unrestricted basis?

• Yes
• No

04
Educational Background: Mark the highest level of education you have completed.

• High School Diploma or GED
• Some College
• Associate Degree
• Bachelor's Degree
• Advanced Degree
• None of the above

05
If you have a college degree, what was your major area of study? Enter N/A if this does not apply.
06
How many years of experience do you have in electrical work or related field?

• No experience
• Less than one year of experience
• One to three years of experience
• Three to five years of experience
• Five or more years of experience

07
Please describe your experience in electrical work or related field? Enter N/A if this does not apply.
08
Do you currently possess a National Safety Council Flagger, International Municipal Signs Association (IMSA) Traffic Signal Technician Level I, and/or International Municipal Signs Association (IMSA) Work Zone certification(s) or are you willing to obtain them within twelve months from the date of hire?

• Yes, I possess both certifications.
• Yes, I possess the National Safety Council Flagger certification.
• Yes, I possess the IMSA Work Zone certification.
• Yes, I possess the IMSA Traffic Signal Technician Level I certification.
• No, I do not have one or all certifications but will obtain within twelve months of hire.
• No, I do not have one or all certifications and WILL NOT obtain within twelve months of hire.

09
What type of driver's license do you have?

• Commercial Driver's License - B
• Commercial Driver's License - A
• Non CDL; regular class license
• No driver's license

10
If you receive a conditional offer of employment, you will be required to satisfactorily complete the following elements: a criminal background check, a Motor Vehicle Report check (MVR), and a physical, and a drug screen. Please note that a criminal conviction may not disqualify you from consideration. Are you willing to accept these terms?

• Yes
• No

Required Question