Systems Mechanic - Wastewater Treatment Plant

Systems Mechanic

The City of Round Rock is seeking a hands-on, mechanically skilled, and safety-focused Systems Mechanic to support our Water and Wastewater Utility operations. This essential role helps maintain and repair the equipment that keeps water flowing, wastewater moving, and lift stations functioning across the city.

Municipal utility work offers something unique: steady, meaningful, essential service work that directly supports public health and quality of life. If you enjoy troubleshooting, working outdoors, tackling mechanical and electrical challenges, and being part of a team that keeps the city running—this might be the perfect next step in your career. Posted pay range is the starting salary. Pay rate offered is based on experience.

The Hiring Pay Range for this position is $49,920 to $60,840 annually.

As a Systems Mechanic, you will play a key role in keeping our systems reliable by:

• Inspecting, troubleshooting, repairing, and replacing pumps, motors, valves, controls, and generators across lift stations and distribution systems
• Working with electrical systems, including diagnosing and repairing controls up to 480 volts AC and, in some cases, high-voltage controls up to 2,400 volts
• Maintaining pumps and controls in water distribution systems, including working with cranes and heavy motors
• Troubleshooting and repairing pressure reducing valves (PRVs), including work in confined spaces
• Supporting raw water operations by maintaining pumps, valves, and long water lines
• Maintaining water storage tanks, including climbing towers, performing light repairs, and assisting with upkeep
• Responding to on-call emergencies for lift stations and water distribution issues, including night and storm response
• Performing daily site inspections and documenting issues or repairs
• Monitoring chlorine levels and supply pressure to help ensure safe drinking water

This role involves indoor and outdoor work, varying weather conditions, physical labor, and occasional emergency response—ideal for someone who enjoys a mix of mechanical, electrical, and field-based duties.

You're someone who likes solving mechanical problems, working with tools and equipment, and taking on a mix of technical and physical tasks. You're dependable, safety-conscious, and comfortable working in environments where both mechanical knowledge and teamwork are essential.

You'll be a strong fit if you:

• Enjoy working with your hands and learning new technical skills
• Understand mechanical or electrical systems and want to grow in the water/wastewater field
• Can stay calm, focused, and reliable during urgent situations or weather events
• Like working both independently and cooperatively with operators, electricians, and other technicians

Experience in municipal utilities is helpful but not required—we're ready to train motivated individuals with a strong mechanical foundation.

Minimum Qualifications:

• High School Diploma or GED
• At least one (1) year of experience as a mechanic or electrician
• Systems mechanic experience preferred

Valid Class C Texas Driver's License (or ability to obtain before hire) is required. Required Certifications After Hire:

• Must obtain Class D Water and Wastewater Collection I OR Class D Wastewater Operator License (TCEQ) within 12 months of employment

Why Work for the City of Round Rock?

• Meaningful work:
  You impact public health, safety, and essential services.
• Strong career path:
  Water and wastewater utilities offer long-term growth and stability.
• Hands-on variety:
  Every day brings different equipment, problem-solving, and locations.
• Supportive environment:
  You'll work with experienced, collaborative staff committed to safety and excellence.