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1St Assistant Engineer Jobs in Washington (NOW HIRING)

Stationary Engineer Pay Rate: $45 - 3rd grade $46 - 2nd grade $50 - 1st grade. This is a fill-in ... Ensure all systems operate in the most efficient manner. * Assist with the implementation of a ...

Stationary Engineer Pay Rate: $45 - 3rd grade $46 - 2nd grade $50 - 1st grade. This is a fill-in ... Ensure all systems operate in the most efficient manner. * Assist with the implementation of a ...

Cloud Systems Engineer

Washington, DC · On-site

$63.25 - $84.50/hr

Sr. Cloud Systems Engineer Location: Washington, DC Work Authorization: US Citizen or Green Card ... Support cloud security, logging, encryption, and access-control requirements. * Assist with AWS ...

Cloud Systems Engineer

Washington, DC · On-site

$63.25 - $84.50/hr

Sr. Cloud Systems Engineer Location: Washington, DC Work Authorization: US Citizen or Green Card ... Support cloud security, logging, encryption, and access-control requirements. * Assist with AWS ...

Software Engineer

Reston, VA · On-site

$105K - $150K/yr

We are looking for experienced Software Engineers who will assist in driving, developing, and ... Integrate model/software/hardware-in-the-loop components using first and third-party technologies

Antenna Engineer

Chantilly, VA · On-site

$165K - $197K/yr

To ensure mission success we focus on putting our customers first while minimizing corporate ... Perform basic RF link calculations and assist in resolving antenna manufacturing issues Required ...

DevOps Engineer

Falls Church, VA · On-site

$56.25 - $77/hr

Develop automated tooling and scripts to assist in reduction of manual effort in support of ... Develop cloud-first applications, infrastructure as code, and tooling to improve business processes ...

Chief Engineer

Washington, DC · On-site

$69.52/hr

... compliance * Assist with the compliance of local, state, and federal codes * Perform other duties as assigned You Should Have The DC 1st Chief Engineer shall possess the following minimum ...

System Engineer 5

Annapolis, MD · On-site

$170K - $200K/yr

RealmOne was built on the principle that people matter first and foremost. We believe in providing ... Perform systems engineering activities and assist in the preparation of a work product in Technical ...

Showing results 41-60

1St Assistant Engineer information

See Washington salary details

$37.4K

$100.5K

$152.3K

How much do 1st assistant engineer jobs pay per year?

As of Sep 6, 2026, the average yearly pay for 1st assistant engineer in Washington is $100,523.00, according to ZipRecruiter salary data. Most workers in this role earn between $79,800.00 and $118,400.00 per year, depending on experience, location, and employer.

What is a 1st assistant engineer?

A 1st Assistant Engineer, also known as the First Assistant Engineer or First Assistant, is a licensed officer in the engine department on ships. They are responsible for overseeing the daily operation and maintenance of the ship’s engine room, machinery, and technical equipment. The 1st Assistant Engineer assists the Chief Engineer and supervises junior engineers and crew to ensure efficient and safe operations. Their tasks include monitoring engine performance, troubleshooting mechanical issues, and ensuring compliance with safety and environmental regulations.

What are the typical responsibilities of a 1st assistant engineer during a voyage, and how do they interact with other crew members?

As a 1st Assistant Engineer, your primary responsibilities during a voyage include supervising engine room operations, maintaining mechanical and electrical systems, and overseeing routine inspections and repairs. You will collaborate closely with the Chief Engineer to ensure the vessel's machinery runs smoothly and safely, and you’ll also direct and mentor junior engineering staff. Effective communication with deck officers and other departments is essential for coordinating maintenance schedules and responding to any technical issues that arise. This role is hands-on and requires adaptability, especially when addressing unexpected problems at sea.

What are the key skills and qualifications needed to thrive as a 1st assistant engineer, and why are they important?

To thrive as a 1st Assistant Engineer, you need a solid background in marine engineering, mechanical systems, and a valid STCW certification or equivalent maritime license. Familiarity with engine room management systems, auxiliary machinery, and preventive maintenance software is essential. Strong leadership, problem-solving abilities, and effective communication are critical soft skills for managing engine room teams and responding to emergencies. These competencies ensure the safe, efficient operation of the ship’s machinery and compliance with international maritime regulations.

What is the difference between 1St Assistant Engineer vs 2nd Assistant Engineer?

Aspect1St Assistant Engineer2nd Assistant Engineer
Required CertificationsEngineering degree, relevant licensesEngineering degree, relevant licenses
Work EnvironmentSupervises technical staff, oversees operationsSupports senior engineers, handles routine tasks
Employer & Industry UsageMaritime, manufacturing, power plantsMaritime, manufacturing, power plants
Common Search & ComparisonOften compared for responsibilities and career progression

The 1St Assistant Engineer typically holds more responsibilities, supervises technical staff, and oversees operations, whereas the 2nd Assistant Engineer supports senior engineers with routine tasks. Both roles require similar certifications and are common in maritime and industrial industries. The main difference lies in the level of responsibility and leadership within the engineering team.

What are popular job titles related to 1St Assistant Engineer jobs in Washington?

For 1St Assistant Engineer jobs in Washington, the most frequently searched job titles are:

What cities in Washington are hiring for 1St Assistant Engineer jobs?

Cities in Washington with the most 1St Assistant Engineer job openings:

Infographic showing various 1St Assistant Engineer job openings in Washington as of August 2026, with employment types broken down into 91% Full Time, 6% Part Time, and 3% Temporary. Highlights an 100% In-person job distribution, with an average salary of $100,523 per year, or $48.3 per hour.

$69.52/hr

Full-time

This job post has expired today. Applications are no longer accepted.


Job description

Complete Building Services is a division of The Donohoe Companies, Inc., and has been providing service to the Washington metropolitan area for 60+ years and has grown into one of Washington's largest and most successful building operations, maintenance, and facility management companies. 

We are looking for candidates who want to build their careers with us and can deliver on our promise of service and integrity.


Complete Building Services (CBS) is seeking a Chief Engineer for a large facility located in Northwest Washington, DC. Reporting directly to the Project Manager, the Chief Engineer will serve as the technical lead for the site and must hold a valid DC First Class Engineer License. This position is responsible for overseeing the onsite CBS workforce, ensuring all personnel perform their duties safely, effectively, and in full compliance with contract requirements.

Hours: 6am - 2pm (Monday - Friday)

Salary: $69.52 per hour 

Responsibilities to include:   

  • Oversee daily building operations, assigning and inspecting work to ensure efficiency, safety, and quality
  • Perform diagnostics and repairs on building systems, including HVAC, electrical, and plumbing.

  • Ensure proper functionality of high and low-voltage systems and equipment.

    Conduct inspections of work performed by subordinates to maximize efficiency and effectiveness

  • Promote and enforce safety practices to maintain a secure work environment.
  • Ensure compliance with building codes, regulations, and safety standards.
  • Provide hands-on training for new employees in the proper maintenance and repair of building systems.
  • Schedule, coordinate, and oversee maintenance and repair projects.

  • Price, estimate costs, and process Building Service Requests or Work Orders.

  • Review projects to ensure compliance with building standards and client satisfaction.

  • Maintain detailed records and prepare reports as required

  • Develop operational budgets to provide necessary supplies, services, and resources to maintain building standards.
  • Ensure cost-effective use of resources while maintaining high-quality building operations.
  • Serve as the primary point of contact for after-hours emergencies, including repairs and construction.
  • Remain available 24/7 to address critical building system failures and urgent maintenance issues.
  • Create an atmosphere of professionalism and mutual support among employees
  • Review work performance of subordinates
  • Manage and maintain the completion of the facilities scheduled PM's through the CMMS
  • Assist with environmental compliance
  • Assist with the compliance of local, state, and federal codes
  • Perform other duties as assigned

The DC 1st Chief Engineer shall possess the following minimum qualifications:

  • DC 1st Class Engineer License required.
  • High School diploma or equivalent;additional technical training or certification building system maintenance.
  • Minimum seven (7) years of experience in building maintenance, electrical systems, or facility management.
  • Experience with high-voltage electrical systems, emergency power systems, and HVAC operations.
  • Proficiency in building management systems (BMS) and computerized maintenance systems (CMMS).
  • Knowledge of local, state, and federal building codes.
  • Technical expertise in HVAC, electrical, plumbing, and general building maintenance.
  • Strong leadership skills to assign work, inspect quality, and train personnel
  • Ability to develop and manage maintenance schedules, budgets, and resource planning.
  • Excellent problem-solving skills to diagnose and resolve system issues.
  • Strong written and verbal communication skills for record-keeping, reporting, and stakeholder coordination.
  • Ability to work under pressure and respond quickly to emergencies and operational disruptions.
  • Must be able to walk, stand, climb ladders, and perform hands-on repairs.
  • Must be able to lift heavy objects, work in confined spaces, and operate tools and equipment.
  • May be required to wear Personal Protective Equipment (PPE), including eye protection, gloves, and safety footwear.
  • Standard work hours with 24/7 availability for emergency response.
  • Occasional weekend or holiday work as required for system maintenance and repairs.             

  EOE, including disability/veterans