Phone: 636-443-4990


Degrees and Certifications:

Mr. Joseph Callahan


Mr. Callahan has been the Electrical Trades teacher since 2020.  A native of St. Louis County, Mr. Callahan earned his journeyman’s  card as an electrician and worked in the field as both a commercial electrician and residential electrician for fifteen years.  In 2013, he earned his bachelor’s degree at Webster University and began his teaching career the following year.  Mr. Callahan taught science at Visitation Academy before moving to Washington High School.  Nearby, Four Rivers Career Center recruited him to teach PLTW Engineering until he took over the Electrical Trades program at Lewis & Clark.  In 2020, he also earned his master's degree at Missouri Baptist University.

In his spare time, Mr. Callahan enjoys biking, fishing, hiking, and camping with his family and friends.   He has coached wrestling at Washington High School for several years.  In addition, he and his wife play on a co-ed soccer team.  They have three children.

“I enjoy teaching and sharing my experiences working in the electrical trades. Working with students that are motivated to learn a skill and a trade is what Lewis & Clark is all about.”

  • 2 year program; 3 units of credit per year
    Prerequisite: Algebra with a "C" or higher
    Read at or above Grade Level
    This course will teach students to identify, install, and troubleshoot electrical wiring and associated devices that are commonly used in both residential and commercial environments.  Students will participate in the construction of a new house.  The program includes switches, receptacles, lighting, low voltage communications wiring, service installation, and other wiring associated with residential electricity.  Students will also learn fundamental commercial wiring including Start-Stop Stations, single and 3 phase motors, and transformers.
    Students must be physically fit and capable of working under adverse weather conditions including both very hot and freezing cold.  Work is performed during all types on weather on the school house.  Students work with real circuits, so the ability to abide by strict safety rules is extremely important.  An aptitude for math in general and algebra in particular is required, as is an aptitude to read and produce technical documents and drawings. 
    osha IBEW  iec    skills