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Dc Third Class Engineer Jobs in Virginia (NOW HIRING)

The Donohoe Companies, Inc.

Plant Operator

Fairfax, VA · On-site

$45 - $50/hr

DC 3rd Class Engineer license or Maryland 1st Class Engineer license * EPA 608 (Universal CFC) EOE, including disability/veterans IND123 Complete Building Services (CBS) is a company that is ...

Complete Building Services

Plant Operator

Fairfax, VA · On-site

$45 - $50/hr

DC 3rd Class Engineer license or Maryland 1st Class Engineer license * EPA 608 (Universal CFC) EOE, including disability/veterans IND123 Why You'll Love Working With Us Complete Building Services ...

Alutiiq

Lead Engineer

Arlington, VA · On-site

$117K - $154K/yr

Minimum five (5) years of experience in engineering services related to facility operations District of Columbia (DC) 3rd Class Steam and Hot Water Heating Boiler Engineer license Secret security ...

Alutiiq

Chief Engineer

Arlington, VA

State Stationary Engineers License Must hold a District of Columbia (DC) 3rd Class Steam Engineer License (and obtain 1st Class Steam Engineer License within 2 years of hire) Secret security ...

Alutiiq, LLC

Chief Engineer

Arlington, VA · On-site

Must hold a District of Columbia (DC) 3rd Class Steam Engineer License (and obtain 1st Class Steam Engineer License within 2 years of hire) * Secret security clearance required * Demonstrated ...

Alutiiq, LLC

Lead Engineer

Arlington, VA · On-site

$117K - $154K/yr

District of Columbia (DC) 3rd Class Steam and Hot Water Heating Boiler Engineer license * Secret security clearance * Extensive knowledge of mechanical systems, facility management, and regulatory ...

JBG SMITH

Operating Engineer

Arlington, VA · On-site

$58.20/hr

Operating Engineer ID 2026-5614 Location US-VA-Arlington Type Full-time WHO WE ARE JBG SMITH owns ... Industry and trade licenses/certifications are a plus (such as a DC 3rd Class License). * Military ...

JBG SMITH

Operating Engineer

Arlington, VA

$58.20/hr

Industry and trade licenses/certifications are a plus (such as a DC 3rd Class License). * Military ... Work as a controls engineer or controls technician for building automation systems (BAS) / energy ...

JBG SMITH

Operating Engineer

Arlington, VA · On-site

$58.20/hr

Industry and trade licenses/certifications are a plus (such as a DC 3rd Class License). * Military ... Work as a controls engineer or controls technician for building automation systems (BAS) / energy ...

kgs

Operating Engineer

Arlington, VA · On-site

$80K - $108K/yr

Valid 3rd Class Steam and Hot Water Heating Boiler Engineer license (DC jurisdiction) or ability to obtain upon hire * Minimum 3 years of experience in Engineering Services or facility operations ...

Koniag, Inc.

Operating Engineer

Arlington, VA · On-site

$85K - $120K/yr

Valid 3rd Class Steam and Hot Water Heating Boiler Engineer license (DC jurisdiction) or ability to obtain upon hire * Minimum 3 years of experience in Engineering Services or facility operations ...

kgs

Operating Engineer

Arlington, VA

$80K - $108K/yr

Valid 3rd Class Steam and Hot Water Heating Boiler Engineer license (DC jurisdiction) or ability to obtain upon hire * Minimum 3 years of experience in Engineering Services or facility operations ...

Boston Properties

Lead Engineer

Reston, VA · On-site

$106K - $140K/yr

DC Properties - 3rd Class Steam Engineer License * Maryland Properties - 2nd Grade Stationary Engineer License * Virginia Properties - NIULPE 1st Class Engineer Certificate * HVAC Masters license

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Dc Third Class Engineer information

What is a DC Third Class Engineer?

DC Third Class Engineers are licensed professionals responsible for operating and maintaining boilers, engines, and other mechanical equipment in facilities such as buildings, plants, or ships. They typically hold a third-class engineering license, which allows them to supervise and work on lower-pressure boilers and related systems under certain restrictions. Their duties may include monitoring equipment, performing routine maintenance, troubleshooting issues, and ensuring safe and efficient operation in accordance with local regulations.

What are the key skills and qualifications needed to thrive as a DC Third Class Engineer?

To thrive as a DC Third Class Engineer, you need a strong understanding of boiler operation, mechanical systems maintenance, and compliance with safety regulations, typically validated by a Third Class Engineer license. Familiarity with control systems, HVAC equipment, and preventive maintenance management software is important. Attention to detail, problem-solving abilities, and effective communication skills are valuable soft skills in this role. These competencies ensure safe, efficient facility operations and help prevent costly equipment failures or safety incidents.

What are some common challenges faced by DC Third Class Engineers, and how can they effectively address them?

DC Third Class Engineers often face challenges like managing unexpected equipment malfunctions, balancing preventive maintenance with urgent repairs, and adhering to strict safety protocols in high-pressure environments. Effective communication with senior engineers and other maintenance staff is crucial for troubleshooting issues swiftly. Staying current with evolving technologies and participating in ongoing training can also help engineers remain effective in their roles and open paths for career advancement.

What are popular job titles related to Dc Third Class Engineer jobs in Virginia?

For Dc Third Class Engineer jobs in Virginia, the most frequently searched job titles are:

What job categories do people searching Dc Third Class Engineer jobs in Virginia look for?

The top searched job categories for Dc Third Class Engineer jobs in Virginia are:

What cities in Virginia are hiring for Dc Third Class Engineer jobs?

Cities in Virginia with the most Dc Third Class Engineer job openings:

Dc Third Class Engineer jobs near you
Infographic showing various Dc Third Class Engineer job openings in Virginia as of August 2026, with employment types broken down into 5% Internship, 66% Full Time, and 29% Part Time. Highlights an 100% In-person job distribution.

Plant Operator

Donohoe Companies Inc., The

Fairfax, VA

$45 - $50/hr

Full-time, Other

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 20 days ago

Job description

Overview

Complete Building Services (CBS) is a company that is passionate about the operation and maintenance of buildings/facilities in the commercial and government sectors. 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. 

Perks & Benefits 

We offer a full slate of benefits, including competitive salaries, medical, dental, vision, life and disability coverages, FSA, flexible vacation, commuter benefits, and a 401k plan with a match. And...we offer some not-so-standard, extra great benefits, including tuition reimbursement for education/certifications, employee discounts programs (including hotels and our vendor's products), and an Employee Assistance Program that offers free financial consultants, therapists, and lawyers. We value diversity and believe in forming teams in which everyone can be their authentic self is the key to our success. Come join us, and find out what the best work of your career could look like for you.

Responsibilities

We are seeking a skilled and dependable Plant Operator to support the operation and maintenance of a large medical facility in Fairfax, VA.

This position requires a DC 3rd Class or Maryland 1st Class license.

Available Shifts:

Second Shift: 2:00 pm to 10:30 pm

Days: Friday-Tuesday

Salary: $45.00 - $50.00

First Shift: 6:00 am to 2:30 pm

Days: Tuesday-Saturday

First Shift: 6:00 am to 2:30 pm

Days: Friday-Tuesday

Position SummaryOperate, monitor, and maintain central utility plant equipment to support safe, reliable building operations. Responsibilities include boilers, chillers, cooling towers, pumps, generators, and diesel fuel systems. Ensure accurate documentation and adherence to safety and compliance requirements. 

Key Responsibilities

  • Operate and monitor boiler systems; support basic boiler water chemistry and treatment activities.
  • Operate and monitor chiller systems, including cooling towers, condenser/chilled water pumps, and related equipment.
  • Perform routine generator operational checks and maintain basic generator run logs.
  • Support diesel fuel operations for dual-fired equipment, including tank inspections and familiarity with equipment controls/monitoring.
  • Utilize BAS to monitor equipment status, alarms, and trends; Siemens Desigo experience is a plus.
  • Document rounds, readings, and operational activities per site standards.
Qualifications

Preferred Qualifications

  • Experience operating boilers and/or chiller plant systems in a commercial/industrial environment.
  • Working knowledge of boiler operations and basic chemistry concepts.
  • Basic generator run log knowledge and documentation experience.
  • Experience supporting diesel fuel systems and tank inspections for dual-fired equipment.
  • BAS operational experience (monitoring, alarm response, basic navigation).

Required Qualifications

  • DC 3rd Class Engineer license or Maryland 1st Class Engineer license
  • EPA 608 (Universal CFC)

EOE, including disability/veterans

IND123

Employment Type: OTHER

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