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.
ResponsibilitiesThe 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
QualificationsThe 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
Skills Required
- Valid stationary engineer’s license equivalent to a Class 3 Steam Engineer license in Washington, DC
- At least five years of experience in steam plant operations
- Three to five years of experience in steam plant operations, chemical analysis, and troubleshooting
- Experience with computerized monitoring systems and automated control technologies
- Strong knowledge of Washington, DC regulatory requirements for steam systems
- Familiarity with preventive 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, and BMS
- Excellent organizational and time management skills
- Strong verbal and written communication skills for record-keeping and reporting
- Ability to prioritize and execute tasks with minimal supervision
What We Do
Donohoe Construction Company is a Washington, D.C.-area general contractor serving the metropolitan region and the wider Mid-Atlantic. Established in 1955, it provides new construction, building enhancements, and rapid-response services across commercial, multifamily residential, hotel, education, healthcare, and senior-living sectors. The company emphasizes safe, high-quality project delivery, client service, and workmanship while operating across local jurisdictions, with more than seven decades of regional experience.








