This may involve locating, switching operations on transmissions from 480V to 138KV, assisting or supervising contractors, operation of electrical equipment such as high or low voltage items overhead or underground, maintenance of lab wide roadway lighting, interrupters, transformers (oil and air cooled), substation power equipment, motor control centers, and switchgear breakers. Argonne employees, and certain guest researchers and contractors, are subject to particular restrictions related to participation in Foreign Government Sponsored or Affiliated Activities, as defined and detailed in United States Department of Energy Order 486.1A.