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What Is a Blue-Collar Worker? Understanding These Essential Roles

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When you hear the term “blue-collar worker,” you might picture construction workers, electricians, or mechanics—people who work with their hands and keep essential industries running—and you’d be right. But what does blue-collar actually mean, and where did the term come from?

Blue-collar workers play a crucial role in the economy, handling skilled and manual labor across industries like manufacturing, transportation, and maintenance. While these jobs have traditionally been associated with physical work, the modern definition of blue-collar work is evolving, with advancements in technology and specialized training shaping new opportunities.

In this article, we’ll break down the “blue-collar” meaning, explore different types of blue-collar jobs, and answer common questions about salaries, job descriptions, and career paths.

What is a blue-collar worker?

The term blue-collar worker refers to employees who perform manual labor, often in industries like construction, manufacturing, maintenance, and transportation. These jobs typically involve physical work, skilled trades, or technical expertise, and they can range from entry-level roles to highly specialized positions requiring certifications or apprenticeships.

The term “blue-collar” originated in the early 20th century, referring to the durable, dark blue shirts commonly worn by manual laborers. Unlike white-collar office workers, who traditionally wore white dress shirts, blue-collar workers needed sturdy, practical clothing that could withstand physical labor and hide dirt or grease. Over time, “blue-collar” became a broad term to define jobs involving hands-on work rather than office-based tasks.

How blue-collar work has evolved over time

Blue-collar jobs have come a long way since the early days of industrialization. In the late 19th and early 20th centuries, the rise of factories and mass production created a huge demand for manual labor, with millions of workers employed in industries like steel, automobile manufacturing, and construction. These jobs were physically demanding but provided stable wages, especially with the rise of labor unions that fought for better pay and working conditions.

While blue-collar jobs have historically been associated with factories and construction sites, today, skilled tradespeople, technicians, and even some service industry professionals fall under the blue-collar category, proving that these roles are more diverse and essential than ever.

Plus, as technology advanced, the nature of blue-collar work suffered another important change. Automation, robotics, and artificial intelligence (AI) have replaced some traditional factory jobs. For example, the McKinsey Global Institute estimates that by 2030, automation will replace 4% of hours worked in U.S. production jobs, 5% in transportation and mechanical installation and repair roles, and 6% in construction work.

At the same time, new opportunities have emerged in skilled trades, such as electricians and HVAC technicians—roles that require specialized training and offer strong job security.

Another significant change is how society views blue-collar work. For decades, many people saw these jobs as less prestigious than white-collar careers. But that perception is changing. Skilled trades are now recognized as essential and lucrative career paths, often requiring less student debt than a traditional college degree.

Blue-collar worker examples

Blue-collar jobs span various industries and these roles are crucial to keeping essential services running. We’ve compiled some examples of common blue-collar jobs and their annual mean wage, according to the Bureau of Labor Statistics (BLS).

Construction worker

Average annual salary: $61,500

Construction workers build and repair structures like homes, offices, roads, and bridges. Their work involves operating machinery, handling materials, and following safety protocols to ensure efficiency and compliance.

Typical requirements: Most workers enter the field with a high school diploma or equivalent, while some pursue vocational training or apprenticeships for specialized roles.

Electrician

Average annual salary: $67,810

Electricians install, maintain, and repair electrical systems in homes, businesses, and industrial settings. Their work includes troubleshooting wiring issues, ensuring compliance with safety codes, and working on new construction projects.

Typical requirements: Becoming an electrician typically requires a high school diploma, completion of a trade school program or apprenticeship, and, in most states, a license.

Plumber

Average annual salary: $66,730

Plumbers install and repair water, gas, and sewage pipes in residential and commercial buildings. Their responsibilities include reading blueprints, troubleshooting plumbing issues, and ensuring proper pipe installation.

Typical requirements: Most plumbers enter the field with a high school diploma, complete an apprenticeship or vocational training program, and obtain state licensing as required.

Mechanic

Average annual salary: $39,250 to $76,260

Mechanics diagnose and repair engines, transmissions, and other mechanical components in vehicles and machinery. They work in automotive repair shops, construction sites, and manufacturing facilities, ensuring equipment runs efficiently. With steady demand driven by the need for regular maintenance, mechanics play a crucial role in keeping transportation and industrial systems running smoothly.

Typical requirements: Most mechanics complete vocational training or certification programs, with some specializing in areas such as diesel or heavy equipment repair.

Truck driver

Average annual salary: $50,810

Truck drivers transport goods across cities, states, and the country while following safety regulations and delivery schedules. Their work includes loading and unloading cargo, maintaining vehicle logs, and ensuring compliance with transportation laws.

Typical requirements: A commercial driver’s license (CDL) is required, along with on-the-job training and, for some roles, additional endorsements.

Laborer

Average annual salary: $38,400

Laborers perform physically demanding tasks such as digging, lifting, and site preparation in construction, landscaping, and roadwork. They often assist skilled tradespeople and handle materials or equipment.

Typical requirements: No formal education is required, but physical stamina and on-the-job training are essential for success in this role.

Wind turbine service technician

Average annual salary: $65,380

Wind turbine service technicians install, inspect, maintain, and repair wind turbines to ensure they operate efficiently. Their work involves climbing turbine towers, troubleshooting electrical and mechanical issues, and performing routine maintenance to maximize energy output. The job outlook is strong due to the expanding renewable energy sector.

Typical requirements: Most technicians complete a postsecondary certificate or associate degree in wind energy technology, along with hands-on training.

Solar photovoltaic installer

Average annual salary: $53,140

Solar photovoltaic (PV) installers assemble, install, and maintain solar panels on rooftops and other structures to convert sunlight into electricity. Their responsibilities include connecting electrical components, ensuring proper system configuration, and adhering to safety regulations. With the growing demand for renewable energy solutions, job growth in this field remains strong.

Typical requirements: While some installers enter the field with a high school diploma and on-the-job training, many complete a technical program or an apprenticeship in solar energy.

Salary expectations for blue-collar workers

There’s no one answer to “What is a blue-collar worker’s salary?” Earnings can vary significantly based on industry, location, and experience.

Unlike many white-collar roles with standardized pay scales, blue-collar wages are often influenced by factors like union membership, specialized skills, and the demand for specific trades in a given region.

Role and experience

Your job role and the level of expertise required play a significant part in determining your salary. For example, electricians, who typically require specialized training, certifications, and licenses, can command higher wages due to their technical skills and expertise. In contrast, truck drivers, while also an integral part of the economy, may have a wider pay range that depends on experience, type of cargo, and distance traveled.

Location and industry

“Blue-collar jobs typically pay higher in areas that have a strong manufacturing industry, like Detroit, MI or Rochester, NY, which houses several manufacturing companies,” says Kaila Kea-Lewis, a career coach at The Muse. “Blue-collar jobs also tend to pay better in rural areas, so these are some of the first places I would look if I were searching for higher pay as a blue-collar worker.”

Green-collar jobs and emerging opportunities

Some blue-collar jobs also fall under the category of “green-collar jobs,” which involve work related to environmental sustainability and renewable energy. “Green-collar jobs are growing faster in major cities that are trying to become more sustainable, so that’s where they usually pay the best,” Kea-Lewis says. “San Francisco, for example, houses lots of startups and many of those are based around sustainability and tech, so those green-collar jobs tend to offer better pay.”

Benefits and union representation

Compensation goes beyond just a base salary. Many blue-collar jobs offer comprehensive benefits packages, including healthcare, retirement plans, and union representation. Unions provide collective bargaining power, help secure fair wages, and protect workers’ rights—factors that can significantly boost earning potential and enhance job security.

Skills required for blue-collar jobs

Succeeding in a blue-collar career requires a mix of physical ability, technical, and soft skills. Kea-Lewis says in-demand skills include knowing how to use a variety of tools and emerging technologies, operating heavy machinery, adhering to plans and blueprints, and maintaining a high level of agility and endurance to handle laborious work.

Hard skills

Each blue-collar profession requires specific technical skills, often gained through vocational training, apprenticeships, or certification programs. These include:

  • Welding and metalwork: Essential for construction, manufacturing, and repair jobs
  • Electrical systems knowledge: Critical for electricians, maintenance workers, and industrial technicians
  • Plumbing and HVAC skills: Necessary for plumbers and heating, ventilation, and air conditioning (HVAC) technicians
  • Heavy machinery operation: Required in construction, manufacturing, and logistics
  • Blueprint reading and technical drawing: Important for construction workers, mechanics, and machinists

Certifications can significantly boost career prospects. Many industries require workers to obtain licenses or specialized training, such as an OSHA safety certification for construction workers or a Commercial Driver’s License (CDL) for truck drivers.

Soft skills

Beyond technical expertise, blue-collar jobs demand strong soft skills, including:

  • Communication: Essential for teamwork, following instructions, and ensuring workplace safety
  • Problem-solving: Quickly diagnosing and fixing mechanical, electrical, or structural issues
  • Attention to detail: Preventing errors that could lead to safety hazards or costly mistakes
  • Physical stamina: Working long hours on your feet, lifting heavy items, or enduring tough environments
  • Adaptability: Embracing new tools, technology, and industry standards as they evolve

The growing importance of digital literacy

Technology is playing an increasing role in blue-collar industries, and workers with digital skills have a competitive edge, especially for those who want to move up to managerial roles. “This could include entering data, pulling online reports, or reviewing work orders in an online system,” Kea-Lewis says. From using specialized software in manufacturing to reviewing blueprints on tablets, digital tools are becoming a standard part of many blue-collar jobs.

How to get a blue-collar job

Whether you're entering the workforce straight out of high school or making a career change, these tips can help you land a blue-collar job.

Get trained for the job

Blue-collar jobs typically require vocational training, apprenticeships, or industry-specific certifications. Unlike traditional college programs that focus on broad academic knowledge, vocational training emphasizes the practical skills needed for specific trades. For example, becoming an electrician, plumber, or technician usually involves enrolling in an apprenticeship.

“Vocational training is more hands-on than traditional college,” Kea-Lewis says. “An apprenticeship, for example, is designed to expose aspiring electricians, plumbers, pipefitters, and technicians to the work they will be doing day-to-day. They get on-the-job training that prepares them to handle the demands of that work and translates to a specific vocation or career.”

Apprenticeships and trade schools offer focused learning experiences that are often shorter and more affordable than four-year degrees. By combining classroom instruction with hands-on training, you can build the technical skills needed for your chosen field.

Network

Networking plays a critical role in landing a blue-collar job. Industry connections, trade unions, and word-of-mouth referrals can be powerful tools for uncovering job opportunities. Unions, in particular, offer strong support networks, job placement assistance, and training resources. Many workers start with a union job, which often comes with competitive wages, benefits, and greater job security.

Building relationships within the industry can also give job seekers an edge. Attend trade shows, join local organizations, or participate in online communities dedicated to specific trades to make connections that lead to job offers.

Learn by doing


Not all blue-collar workers follow a traditional educational path. Many develop their skills on the job. While some trades require formal training or certification, others offer ample opportunities to learn through hands-on experience. Individuals often start in entry-level roles, gaining valuable industry exposure while learning from experienced colleagues.

In many blue-collar careers, starting at the bottom and working your way up provides real-world experience that can lead to promotions, higher-paying positions, and further training.

FAQs

What is considered a blue-collar worker?

A blue-collar worker is typically someone engaged in manual labor or skilled trades. These jobs often involve physical work, and many require specialized training or apprenticeships. Blue-collar workers are essential to industries like construction, manufacturing, transportation, and maintenance.

Is a bartender blue-collar?

While bartenders don’t always fit the traditional definition of blue-collar workers, they can be considered part of this category, especially when their work involves manual labor, customer service, and skilled craftsmanship in areas like mixology. However, it's more common to categorize bartenders as service workers.

What are the most common blue-collar jobs without formal education?

There are several blue-collar jobs that typically don’t require a college degree but still offer solid pay. These include truck drivers, construction workers, and mechanics. Many of these roles only require vocational training, certifications, or apprenticeships, and they offer opportunities for career advancement through on-the-job experience.

How can you advance in a blue-collar career?

Advancement in a blue-collar career may involve upskilling through certifications, gaining experience, or taking on more responsibilities. For example, becoming a supervisor or project manager in a construction setting is a common way to move up. Joining industry unions can also provide opportunities for growth and job security.

What industries are growing for blue-collar workers?

Emerging sectors for blue-collar workers include renewable energy and tech-driven manufacturing. “The outlook for many blue-collar jobs in these areas is strong,” Kea-Lewis says. “[Opportunities for solar panel installers, wind turbine techs, equipment operators, and others are growing quickly and show no signs of slowing down.”

The Bureau of Labor Statistics (BLS), backs this up: Wind turbine service technician jobs, for instance, are expected to grow 60% by 2033, while solar photovoltaic installers will reach 48%. They are the fastest growing occupations in the U.S., showing not only how blue-collar work remains a pillar of the economy, but also how they are constantly adapting, offering career paths with promising job prospects.