U.S. Factories Add 72,000 Workers as Automation Raises Hiring Barriers

U.S. factories are hiring again, but the new openings do not recreate the familiar path from high school directly to an assembly line. Manufacturers have added 72,000 workers since December, while automation is steering more of the available work toward engineers, analysts and technicians trained to manage complex equipment. The rebound offers better-paid and potentially less repetitive jobs, but it also raises the entry barrier for people without advanced education or technical training.

The shift becomes clearer when employment is separated by occupation. Between 2015 and 2025, manufacturers eliminated 244,000 production jobs, including positions for assemblers and machine operators, while adding 358,000 jobs in management and business and financial operations. The industry is growing in selected areas, but the composition of its workforce is changing underneath the headline number.

That tension reflects how an automated production system divides work. Robots can load parts, transfer samples and repeat controlled motions. Sensors continuously generate information about machine and process conditions. Yet factories still need people who can interpret that data, identify abnormal results, maintain equipment and redesign a process when production does not behave as expected.

The result is fewer roles centered entirely on routine material handling and more positions that combine production knowledge with controls, data analysis, maintenance or engineering. Current Bureau of Labor Statistics manufacturing data still show a large conventional workforce, including more than 1 million team assemblers in 2025. Automation is changing the mix of jobs rather than removing every traditional occupation at once.

A seven-person satellite supplier shows the staffing tradeoff

Swift Coat, a Phoenix-based manufacturer of antireflective coated glass used for satellites, provides a small but concrete example. The company plans to hire two or three people by the end of the year, and every position will require an engineering degree.

Its seven full-time employees perform computer simulations, analyze data, design equipment and test coatings. The staff includes a physics doctorate, two people with master’s degrees in mechanical engineering and one with a bachelor’s degree in chemical engineering. Three experienced shop-floor technicians handle and inspect samples; one has an associate degree, while another attended college.

Swift Coat is investing in an automated assembly line where robots will load and unload samples while one or two workers monitor operations. CEO Peter Firth said the company could consequently hire one technician and two engineers instead of five technicians. “We’re not necessarily spending less on people,” he said, because the smaller group of engineers would be paid more.

This illustrates a critical limit of counting robots as simple labor replacements. Automation changes the required staffing structure and reallocates payroll. A repetitive task may disappear, but the factory acquires new needs in equipment design, process control, troubleshooting and data interpretation. Those roles can be more productive and better paid, although they are also less accessible to inexperienced applicants.

Training capacity becomes a production constraint

Knowledge-intensive industries including aerospace, computers, electrical equipment, semiconductors, and heating and cooling systems are among the manufacturing fields adding workers this year, while older industries such as furniture making are shrinking. More than half of airplane-manufacturing workers have at least a bachelor’s degree, illustrating how far some factories have moved from the assumption that most positions begin with only a high-school education.

Universities and workforce organizations are trying to expand alternate routes. Arizona State University’s manufacturing school is training about 170 people to become equipment technicians at TSMC’s Arizona plant and plans to increase that number to 800 next year. It also has approximately 370 students pursuing bachelor’s, master’s and doctoral degrees. SME, meanwhile, employs around 125 people in its workforce-development division and supplies middle schools with equipment including drone-coding kits and 3-D printers.

Public funding is also being directed toward the gap. In September, the Department of Labor awarded $43 million to seven states for employer-driven training in fields including advanced manufacturing, aerospace, shipbuilding and nuclear energy. Such programs address the central systems-integration problem: installing automated equipment adds capacity only if employers can recruit people able to operate and support it.

The emerging factory pathway is therefore broader than a four-year engineering degree, but it increasingly requires preparation beyond a basic diploma. Associate degrees, equipment-technician programs and experienced maintenance roles can provide other points of entry. Whether those routes expand quickly enough will help determine who benefits from the hiring rebound and whether manufacturers can staff the sophisticated production systems they are installing.

By Thomas Caldwell — AMI’s senior editor for mechanical and mobility engineering, covering vehicle electronics, systems integration, electrification, chassis systems, propulsion, and safety policy.