Career Comparison Dashboard

Comparing 2 careers • Side-by-side analysis

Data from U.S. Bureau of Labor Statistics & O*NET

Quick Comparison

Career Highlights

When comparing Metal and Plastic Machine Workers and Hydrologists, several key differences and similarities emerge. Metal and Plastic Machine Workers offers a median salary of $46,800, the lowest among these roles, while Hydrologists earns $92,060, the highest. In terms of job growth, Metal and Plastic Machine Workers is projected to grow at -7.0%, the slowest, while Hydrologists is expected to grow at +0.0%, the fastest.

Job opportunities also differ: Metal and Plastic Machine Workers has 74,500 positions (most jobs), while Hydrologists offers 6,300 (fewest jobs). Education requirements for Metal and Plastic Machine Workers do not specify a standard path, while Hydrologists requires Bachelor's degree.

When it comes to work-life balance, Metal and Plastic Machine Workers and Hydrologists may differ, with one typically offering a more balanced lifestyle and the other potentially having a more demanding schedule. Automation risk is lower for Metal and Plastic Machine Workers if its score is lower, meaning it is more secure from technological replacement, while Hydrologists may face a higher risk if its score is higher. In terms of personality fit, Metal and Plastic Machine Workers is best suited for those who align with its Holland code profile, while Hydrologists matches a different set of interests and strengths.

This side-by-side analysis helps you weigh salary, growth, job opportunities, education, work-life balance, automation risk, accessibility, and personality fit to find the best career for your goals and lifestyle.

Each career excels in different areas, or available data varies between roles. Use this comparison to find the best fit for your goals, salary expectations, and future growth.
$46,800
-7.0%

Requirements

Varies 74,500 jobs

Automation Risk

Medium
38% chance of being automated

Work-Life Balance

3.3/10
3.3/10

Top Skills

Computer skills Mechanical skills Physical stamina Physical strength

Strengths

  • High Demand
  • Flexible Work
  • Continuous Learning

Challenges

  • Burnout Risk
  • Rapid Technological Change

What They Do

Metal and Plastic Machine Workers operate and maintain machines that cut, shape, and form metal or plastic parts. They produce precision components used in manufacturing, construction, and consumer products. Their work is critical in industrial production, quality control, and mechanical fabrication.

This career is well suited for individuals who enjoy hands-on technical work, precision, and mechanical problem-solving.

What Do Metal and Plastic Machine Workers Do?

These workers set up, operate, and monitor machinery to produce metal and plastic products according to specifications.

Common responsibilities include:

  • Setting up machines based on work orders and blueprints
  • Operating lathes, milling machines, grinders, or plastic molding equipment
  • Monitoring machine performance and adjusting settings as needed
  • Inspecting finished parts for accuracy and quality
  • Performing routine maintenance and troubleshooting
  • Recording production data and maintaining logs
  • Adhering to safety standards and company procedures

Key Areas of Metal and Plastic Machining

Workers may specialize in specific processes or materials:

  • Metal Fabrication: Cutting, shaping, and forming metal components
  • Plastic Molding and Machining: Producing plastic parts using molds and machines
  • CNC Operation: Programming and operating computer-controlled machinery
  • Quality Control: Inspecting and testing parts for specifications
  • Maintenance and Safety: Ensuring machines operate safely and efficiently

Skills and Abilities Needed

Metal and plastic machine workers combine technical knowledge with precision and problem-solving skills.

Core Professional Skills

- Machine setup, operation, and monitoring - Reading and interpreting blueprints and specifications - CNC programming and operation (if applicable) - Measurement and quality inspection - Equipment maintenance and troubleshooting - Safety compliance and hazard recognition

Personal Qualities That Matter

- Attention to detail and accuracy - Mechanical aptitude and problem-solving skills - Physical stamina and manual dexterity - Patience and persistence - Organizational and time-management skills - Ability to work independently or in teams

Education and Career Pathway

This role typically requires vocational training or on-the-job experience:

  • High School Diploma or GED (minimum): Basic math, science, and technical skills
  • Vocational or Technical Training: Programs in machining, manufacturing, or industrial technology
  • On-the-Job Training: Learning machine operation, safety procedures, and quality standards
  • Continuous Learning: Staying current with machining technology, tools, and industry standards

Where Do Metal and Plastic Machine Workers Work?

They are employed in industries that produce metal and plastic components:

  • Manufacturing and Industrial Companies
  • Metal Fabrication Shops
  • Plastics and Polymer Production Facilities
  • Automotive and Aerospace Manufacturing
  • Tool and Die Shops

Work environments include factories, workshops, and production floors.

Is This Career Difficult?

This career requires technical knowledge, precision, and physical stamina. Workers must manage machinery safely, produce accurate parts, and troubleshoot mechanical issues.

Who Should Consider This Career?

This career may be a strong fit if you:

  • Enjoy working with machinery and tools
  • Are detail-oriented and mechanically skilled
  • Have patience and problem-solving ability
  • Can follow specifications and maintain quality standards
  • Want a career in manufacturing, fabrication, or production

How to Prepare Early

  • Take courses in industrial technology, manufacturing, or mechanical systems
  • Gain experience through vocational programs, internships, or workshops
  • Develop skills in blueprint reading, measurement, and machine operation
  • Practice attention to detail and safety procedures
  • Stay informed on new machining technologies and techniques

Metal and plastic machine workers produce precise components, operating and maintaining machinery to support manufacturing and industrial production.

Key Industries

Machinery manufacturing Transportation equipment manufacturing Primary metal manufacturing Fabricated metal product manufacturing Plastics and rubber products manufacturing
$92,060
0.0%

Requirements

Bachelor's degree 6,300 jobs

Automation Risk

Low
8% chance of being automated

Work-Life Balance

7.5/10
7.5/10

Top Skills

Analytical skills Communication skills Critical-thinking skills Interpersonal skills Physical stamina Problem-solving skills

Strengths

  • High Demand
  • Flexible Work
  • Continuous Learning

Challenges

  • Burnout Risk
  • Rapid Technological Change

What They Do

Hydrologists study and analyze the distribution, circulation, and physical properties of water in the environment. They examine water resources, predict water-related hazards, and support environmental management and planning. Their work is critical in water conservation, environmental protection, and natural resource management.

This career is well suited for individuals who enjoy research, fieldwork, and applying scientific methods to solve environmental challenges.

What Do Hydrologists Do?

These professionals investigate water quality, quantity, and movement to inform environmental and engineering projects.

Common responsibilities include:

  • Collecting water samples and environmental data
  • Monitoring precipitation, groundwater, surface water, and runoff
  • Analyzing data to assess water quality, availability, and contamination risks
  • Developing models and simulations to predict water behavior
  • Preparing reports, research papers, and presentations
  • Advising government agencies, organizations, or communities on water management
  • Collaborating with environmental scientists, engineers, and policymakers

Key Areas of Hydrology

Hydrologists may specialize in specific areas of water science and management:

  • Surface Water and Groundwater Analysis: Studying rivers, lakes, aquifers, and wetlands
  • Water Quality Assessment: Evaluating contamination, pollution, and ecosystem impact
  • Hydrologic Modeling and Prediction: Simulating water flow and forecasting floods or droughts
  • Environmental and Resource Management: Planning sustainable water use and conservation strategies
  • Research and Policy Support: Informing regulations, planning, and public awareness

Skills and Abilities Needed

Hydrologists combine analytical, scientific, and technical skills.

Core Professional Skills

- Data collection, sampling, and field measurements - Geographic information systems (GIS) and mapping - Hydrologic modeling and statistical analysis - Research design and environmental assessment - Report writing and presentation skills - Collaboration with multidisciplinary teams

Personal Qualities That Matter

- Analytical and critical thinking - Attention to detail and accuracy - Curiosity and problem-solving ability - Communication and teamwork skills - Patience and perseverance in fieldwork and research - Commitment to environmental stewardship

Education and Career Pathway

This role typically requires formal education and research experience:

  • Bachelor’s Degree (minimum): Hydrology, environmental science, geology, or related field
  • Master’s or Doctoral Degree (optional but common): Advanced studies for research, consulting, or specialized roles
  • Field Experience and Internships: Gaining hands-on experience with sampling, monitoring, and analysis
  • Professional Development: Training in GIS, modeling software, and water management techniques
  • Continuous Learning: Staying current on water regulations, environmental trends, and research methodologies

Where Do Hydrologists Work?

They are employed in organizations that manage or study water resources and the environment:

  • Government Agencies
  • Environmental Consulting Firms
  • Research Institutions and Universities
  • Water Utilities and Resource Management Organizations
  • Nonprofit Environmental Organizations

Work environments include offices, laboratories, field sites, and water resource facilities.

Is This Career Difficult?

This career requires scientific knowledge, analytical skills, and adaptability. Hydrologists must conduct fieldwork, interpret complex data, and communicate findings effectively.

Who Should Consider This Career?

This career may be a strong fit if you:

  • Enjoy scientific research and environmental analysis
  • Are detail-oriented and analytical
  • Can work in field and laboratory settings
  • Have strong problem-solving and communication skills
  • Want a career contributing to water resource management and environmental protection

How to Prepare Early

  • Take courses in hydrology, geology, environmental science, and mathematics
  • Participate in research projects, internships, or volunteer work related to water and environment
  • Develop skills in GIS, modeling, and data analysis
  • Stay informed on environmental regulations, water management, and conservation techniques
  • Explore graduate programs or certifications in hydrology or environmental science

Hydrologists study and manage water resources, providing critical insights that support environmental protection, resource planning, and sustainable water use.

Key Industries

Management, scientific, and technical consulting services Federal government, excluding postal service Local government, excluding education and hospitals Engineering services State government, excluding education and hospitals