Set up and operate motion picture projection and related sound reproduction equipment.

Use sophisticated climbing and rigging techniques in order to cut away dead or excess branches from trees or shrubs to maintain right of way for roads, sidewalks, or utilities, or to improve appearance, health, and value of trees. They prune or treat trees or shrubs using handsaws, hand pruners, clippers, and power pruners. They may use truck mounted lifts.

Set up, operate, and maintain the electronic equipment used to transmit radio and television programs. They control audio equipment to regulate volume level and quality of sound during radio and television broadcasts. They operate radio or television program transmitters.

Operate equipment used for the release, control, or utilization of nuclear energy to assist scientists in laboratory or production activities.

Operate commercial scale production equipment to produce, test, or modify materials, devices, or systems of molecular or macromolecular composition. They work under the supervision of engineering staff.

Set up, test, and adjust manufacturing machinery or equipment, using any combination of electrical, electronic, mechanical, hydraulic, pneumatic, or computer technologies.

Assist mechanical engineers in such activities as generation, transmission, or use of mechanical or fluid energy. They prepare layouts of machinery or equipment or plan the flow of work. They conduct statistical studies or analyze production costs.

Operate, test, maintain, or calibrate unmanned, automated, servo mechanical, or electromechanical equipment. They operate unmanned submarines, aircraft, or other equipment at worksites, such as oil rigs, deep ocean exploration, or hazardous waste removal. They assist engineers in testing and designing robotics equipment.

They direct daily operations, maintenance, or repair of landfill gas projects, including maintenance of daily logs, determination of service priorities, and compliance with reporting requirements.