Water​/Wastewater VFD Technician - Electrical & Controls

McCarthy Building Companies, Inc. is America's premier, 100% employee-owned commercial construction company. With offices nationwide, we specialize in a wide range of project types that are as diverse and wide-ranging as the communities in which we build. Our innovative teams collaborate with clients and industry partners throughout the project life cycle, starting in the earliest stages of design, throughout construction and beyond project completion.

McCarthy’s reputation for tackling the toughest building challenges starts with our focus on developing high-performing individuals and teams. We do this through our award-winning training programs, a best-in-class Total Rewards benefits program, and a focus on equipping diverse teams of employee owners through a connected and inclusive culture aligned with our core values of: Genuine. We, Not I. All In.

How do McCarthy partners define our culture?

• We Live Our Core Values: We do whatever it takes to deliver on our promises with honesty and integrity.
• We are Employee Owned: We are personally invested in building the things people need in our communities.
• We Feel Like a Family: We value genuine connections and help each other succeed in an inclusive environment.
• We are Builders: We respect the work we do and everyone who helps make it happen safely.

Position Summary

McCarthy Building Companies is looking for Variable Frequency Drives (VFD) Technician, for our Water & Waster water team. This position is responsible for the installation, programming, troubleshooting and maintenance of VFDs and associated electrical/control systems used in water and wastewater treatment facilities. This role ensures reliable operation of pumps, motors, and automated processes critical to plant performance and regulatory compliance.

McCarthy proudly offers our craft professionals:

• Safety-First Mindset
• Paid Holidays (7)
• Paid Time Off
• Medical
• Dental
• Vision
• 401(k) Retirement
• Professional Development
• Referral Cash Bonuses!

McCarthy’s core purpose is to be the Best Builder in America. We value our skilled tradespeople, and we know the abilities you bring to make us a better company. Together, we can build great things

Responsibilities

• Install, configure, and commission low voltage (under 600V)
  VFDs for pumps, blowers, and other motor-driven equipment
• Perform diagnostics and troubleshooting on VFDs, motors, and control circuits
• Maintain and repair electrical systems (low and medium voltage) in treatment plants and lift stations
• Program and adjust VFD parameters for optimal system performance and energy efficiency
• Integrate VFDs with PLC and SCADA systems
• Conduct preventive maintenance and inspections on electrical and control equipment
• Read and interpret electrical schematics, P&IDs, and technical manuals
• Respond to emergency breakdowns and minimize downtime
• Ensure compliance with safety standards, including lockout/tagout (LOTO) procedures
• Document maintenance activities, system changes, and service reports

Qualifications

• High school diploma or GED (Associate degree or technical certification preferred)
• 2–5+ years of experience with VFDs in industrial, municipal, or water/wastewater environments
• Strong understanding of:
• AC/DC motors
• Electrical systems and controls
• Industrial automation
• Experience with major VFD brands (e.g., ABB, Allen-Bradley, Siemens)
• Ability to read electrical diagrams and troubleshoot complex systems
• Valid driver’s license
• Experience in water or wastewater treatment facilities
• Familiarity with PLCs (Allen-Bradley, Siemens, etc)
• Knowledge of SCADA systems
• Electrical license or Journeyman certification
• OSHA safety training
• Must have reliable transportation to/from the job site
• Ability to work independently and follow instructions
• Must be self-motivated and can work well with others
• Ability…