ZipRecruiter

Log In

1

3Rd Engineer Jobs (NOW HIRING)

Complete Building Services

Engineer DC 3rd

Washington, DC · On-site

$52.66/hr

About the Role The DC 3rd Class Engineer will have comprehensive knowledge of MEP systems and mission critical operating characteristics to support full building operations. On each shift, Engineers ...

Amentum

$100 - $125/hr

The Engineer - 3rd Class is a licensed engineering professional responsible for the operation, maintenance, troubleshooting, and repair of complex mechanical, electrical, and HVAC systems within a ...

Amentum

Operating Engineer 3rd Class

Arlington, VA · On-site

$100 - $125/hr

The Engineer - 3rd Class is a licensed engineering professional responsible for the operation, maintenance, troubleshooting, and repair of complex mechanical, electrical, and HVAC systems within a ...

Fifth Third

Principal Software Engineer

Cincinnati, OH · On-site

$129K - $173K/yr

Make banking a Fifth Third better We connect great people to great opportunities. Are you ready to ... Act as a technical expert and software developer on an agile squad * Drive the architecture of ...

Fifth Third

Lead Software Engineer - Adenza

Cincinnati, OH · On-site

$125 - $150/hr

Make banking a Fifth Third betterWe connect great people to great opportunities. Are you ready to ... developer on an agile squadWork collaboratively with other software engineers to define system ...

Whoi

Third Assistant Engineer

Iselin, NJ

$39.38/hr

Job Summary Woods Hole Oceanographic Institution is currently searching for a Third Assistant Engineer. Reporting to Chief Engineer; is responsible for repair of electrical equiptment, the proper ...

Pae

Operating Engineer 3rd Class

Arlington, VA · On-site

The Engineer - 3rd Class is a licensed engineering professional responsible for the operation, maintenance, troubleshooting, and repair of complex mechanical, electrical, and HVAC systems within a ...

Amentum

Operating Engineer 3rd Class

Arlington, VA · On-site

The Engineer - 3rd Class is a licensed engineering professional responsible for the operation, maintenance, troubleshooting, and repair of complex mechanical, electrical, and HVAC systems within a ...

Fifth Third

Fifth Third Bank Software Engineering Co-Op Shape the Future of Banking Technology Join Fifth Third's Enterprise Modernization organization and help transform how millions of customers experience ...

previous page

Showing results 41-60

All JobsEngineering JobsEngineers Jobs3rd Engineer Jobs

3rd Engineer information

See salary details

$39K

$101.8K

$137.5K

How much do 3rd engineer jobs pay per year?

As of Sep 9, 2026, the average yearly pay for 3rd engineer in the United States is $101,752.00, according to ZipRecruiter salary data. Most workers in this role earn between $84,000.00 and $116,500.00 per year, depending on experience, location, and employer.

What is a 3rd engineer?

A 3rd Engineer, also known as Third Engineer or Third Assistant Engineer, is a licensed member of the engine department on a merchant ship. They are responsible for operating, maintaining, and repairing the ship's machinery, such as engines, generators, and pumps, under the supervision of senior engineers. 3rd Engineers usually stand watch, monitor equipment, and ensure that all engineering systems function safely and efficiently. They play an essential role in the smooth operation of a ship’s engine room and overall safety at sea.

What are the typical responsibilities of a 3rd engineer on board a vessel, and how do they contribute to the smooth operation of the engineering department?

A 3rd Engineer is primarily responsible for maintaining and operating auxiliary machinery, such as pumps, generators, and air compressors, under the supervision of senior engineers. They often handle daily engine room checks, perform scheduled maintenance, and assist with repairs as needed. The 3rd Engineer also helps ensure compliance with safety regulations and keeps detailed records of engine performance. By supporting the Chief and 2nd Engineers, they play a crucial role in the overall efficiency and safety of the vessel’s engineering operations, gaining valuable hands-on experience for career advancement.

What are the key skills and qualifications needed to thrive as a 3rd engineer, and why are they important?

To thrive as a 3rd Engineer, you need a solid grounding in marine engineering principles, an engineering degree or maritime academy certification, and a valid STCW license. Familiarity with shipboard machinery, engine room management systems, and maintenance tools is typically required. Attention to detail, problem-solving ability, and effective teamwork are crucial soft skills for this role. These skills and qualities are essential to ensure vessel safety, efficient operations, and compliance with international maritime regulations.

What is the difference between 3Rd Engineer vs 2Nd Engineer?

Aspect3Rd Engineer2Nd Engineer
CertificationsTypically required to have a relevant engineering degree and basic certificationsRequires higher-level certifications and more extensive experience
Work EnvironmentAssists in routine maintenance and repairs, often working under supervisionHandles more complex tasks, often supervising junior engineers
Industry UsageCommonly employed on ships, offshore platforms, and industrial plantsWorks alongside 3rd Engineers, often with more responsibilities

The 3Rd Engineer and 2Nd Engineer roles are both vital in engineering teams, especially in maritime and industrial settings. The 2Nd Engineer generally has more experience, higher certifications, and greater responsibilities compared to the 3Rd Engineer. Understanding these differences helps in career planning and job expectations within the industry.

More about 3rd Engineer jobs

What cities are hiring for 3Rd Engineer jobs?

Cities with the most 3Rd Engineer job openings:

What are the most commonly searched types of 3Rd Engineer jobs?

The most popular types of 3Rd Engineer jobs are:

What states have the most 3Rd Engineer jobs?

States with the most job openings for 3Rd Engineer jobs include:

What are popular job titles related to 3Rd Engineer jobs?

For 3Rd Engineer jobs, the most frequently searched job titles are:

3rd Engineer jobs near you
Infographic showing various 3Rd Engineer job openings in the United States as of September 2026, with employment types broken down into 1% Internship, 92% Full Time, 3% Part Time, and 4% Contract. Highlights an 85% Physical, 4% Hybrid, and 11% Remote job distribution, with an average salary of $101,752 per year, or $48.9 per hour.

Engineer DC 3rd

Washington, DC • On-site

Complete Building Services
Facilities Support Services • 201 - 500 employees
Learn more about Complete Building Servicesexternal

$52.66/hr

Full-time

Re-posted 3 days ago

Job description

About the Role

The DC 3rd Class Engineer will have comprehensive knowledge of MEP systems and mission critical operating characteristics to support full building operations. On each shift, Engineers perform tours and daily watches to monitor safe system operations and maintain systems at peak performance.

  • Engineers preform tours and daily watches to monitor safe system operations and maintain system to peak performance
  • Perform operation and daily function of installed equipment, required temperatures and humidity levels, and BAS displays and alarms
  • Engineers will apply their knowledge of refrigeration theory, pipe-fitting, and plant operations to install, service, and maintain MEP systems, including preventive maintenance maintenance and service call repair

Shifts:  7am-3pm (Thursday-Monday) or 6am-2pm (Monday-Friday) or 11am-7pm (Monday-Friday)

Salary: $52.66 per hour

You Should HaveThe DC 3rd Class Engineer shall possess the following minimum qualifications:
  • Must possess a valid stationary engineer's license equivalent to Class 3 Steam Engineer (DC) 
  • Minimum five (5) years of experience in steam plant operations
  • Minimum 3-5 years of experience in steam plant operations, chemical analysis, and troubleshooting
  • Experience with computerized monitoring systems and automated control technologies.
  • Strong knowledge of DC regulatory requirements for steam systems.
  • Familiarity with preventative maintenance programs for industrial equipment. 

  • Technical expertise in steam generation, condensate recovery, and cooling system operations.

  • Strong problem-solving and analytical skills for troubleshooting plant issues.

  • Proficiency in Microsoft Office, CMMS (Computerized Maintenance Management Systems), and

  • BMS (Building Management Systems).

  • Excellent organizational and time management skills to handle multiple tasks efficiently.

  • Strong verbal and written communication skills for record-keeping and reporting.

  • Ability to prioritize and execute tasks with minimal supervision.                                                                                               

EOE, including disability/veterans

Why You'll Love Working With Us

Complete Building Services (CBS) is a leading facilities management company specializing in the operation, maintenance, and engineering of commercial, government, and private-sector buildings. CBS is committed to delivering reliable, high-quality services that ensure the efficient performance and long-term sustainability of the facilities it manages.

CBS is the largest division of The Donohoe Companies, Inc. - Washington DC's most established real estate company. At CBS, we celebrate and empower our talented employees - and it shows as we have been ranked by the Washington Business Journal as the "Best Place to Work" multiple times. 

Employment Type: FULL_TIME

Apply