Complete Building Services is seeking a Building Maintenance Mechanic to join our Operations and Maintenance team. This role is responsible for performing preventive and routine maintenance at a large facility located in Washington, DC. The scheduled work hours for this position are Monday-Friday 10:30 am-7:30pm.     Major Duties: - Perform daily tours of all mechanical rooms,...

Core Responsibilities - Installation: Read blueprints and technical specifications to install complex ductwork, air handlers, condensers, and piping. - Preventative Maintenance: Perform routine inspections, filter changes, and system tuning to ensure peak energy efficiency and prevent equipment failure. - Diagnostics & Repair:...

About the Role Complete Building Services (CBS) is in search of a HVAC Mechanic to support our large government facility contract in Washington, DC. The HVAC Mechanic  will oversee the facility's HVAC systems and equipment to ensure proper operations and preventative maintenance of components and equipment. The HVAC Mechanic shall also be responsible for the technical expertise of HVAC systems.

We are seeking an experienced Regional Facilities Manager to oversee the operations and maintenance of large commercial and government facilities in DC, MD, and VA. This role requires a licensed professional with strong technical expertise in building systems and proven hands-on experience managing HVAC, electrical, and plumbing teams. The ideal candidate will have a deep understanding of facility operations, compliance, and preventive maintenance in mission-critical or large-scale environments.   This position is responsible for ensuring safe, reliable, and efficient building operations while leading multidisciplinary...

Complete Building Services supports over 100 facilities in the Washington DC Area. We have an Assistant Project Manager role opening to join one of our facilities in Manassas, VA.   The Assistant Project Manager shall provide assistance and daily coordination for a large, multi-stage, HVAC upgrade project as well as other Indefinite Quantity and Indefinite Delivery (IDIQ) projects focused on mechanical, electrical, and plumber enhancements at a 345,000 sq. ft. mixed use facility comprised of client data centers and commercial office space. The APM will regularly interface both verbally and in writing with Property Management, Engineering...

Complete Building Services—a Donohoe Company, is hiring HVAC Technicians in support of a large campus in Washington, DC. Our HVAC Technicians are responsible for the installation, maintenance, and repair of HVAC and  refrigeration systems across campus facilities. This role supports a safe, comfortable, and energy-efficient environment through skilled mechanical, electrical, and control systems work.The HVAC technician plays a...

We are seeking a skilled and dependable Plant Operator to support the operation and maintenance of a large commercial facility in Northern VA, (Fairfax).   Schedule- Available shifts - First...

We are seeking a skilled and dependable Journeyman Plumber to support the operation and maintenance of a large commercial facility in Northern VA, (Fairfax).   Schedule -

Complete Building Services—a Donohoe Company, is hiring a Building Automation System (BAS) Manager in support of a large campus in Washington, DC.   The Building Automation System (BAS) Manager is a leadership role with full accountability for the technological and operational success of the facility’s control systems. This individual provides end-to-end oversight of BAS operations, ensuring optimal building performance, energy efficiency, and strict adherence to GWU/CBS contractual obligations.  

We are seeking an experienced and highly qualified Journeyman Electrician with NETA Level 3 certification to perform electrical testing, maintenance, and troubleshooting of high, medium, and low voltage electrical systems. The ideal candidate will have extensive hands-on experience with transformers, feeders, protective devices, motors, and control systems in commercial or industrial environments.   *Contingent on contract...