Assemble or modify electrical or electronic equipment, such as computers, test equipment telemetering systems, electric motors, and batteries.

Repair, adjust, or install audio or television receivers, stereo systems, camcorders, video systems, or other electronic home entertainment equipment.

Inspect structures using engineering skills to determine structural soundness and compliance with specifications, building codes, and other regulations. Their inspections may be general in nature or may be limited to a specific area, such as electrical systems or plumbing.

Assemble, install, or repair pipes, fittings, or fixers for heating, water, or drainage systems, according to specifications or plumbing codes.

Apply plasterboard or other wallboard to ceilings or interior walls of buildings. They apply or mount acoustical tiles or blocks, strips, or sheets of shock absorbing materials to ceilings and walls of buildings to reduce or reflect sound. This includes lathers who fasten wooden, metal, or rockboard lath to walls, ceilings or partitions of buildings to provide a support base.

Inspect agricultural commodities, processing equipment, and facilities, and fish and logging operations, to ensure compliance with regulations and laws governing health, quality, and safety.

Apply principles and methods of bioinformatics to assist scientists in areas such as pharmaceuticals, medical technology, biotechnology, computational biology, proteomics, computer information science, biology and medical informatics. They apply bioinformatics tools to visualize, analyze, manipulate or interpret molecular data. They build and maintain databases.

Compile and compute data according to statistical formulas for use in statistical studies. They perform actuarial computations and compile charts and graphs for use by actuaries. Includes actuarial clerks.

Read transcript or proof type setup to detect and mark for correction any grammatical, typographical, or compositional errors. Includes proofreaders of braille.

Operate one or more of a variety of office machines, such as photocopying, photographic, and duplicating machines, or other office machines.