Dean|Fluor Critical Facilities Specialist; Mech Vienna VA

Dean Fluor is looking for a Critical Facilities Specialist (CFS) Mechanical to join our operations team in the operations and maintenance of a mission‑critical government data center.

The CFS Mechanical is responsible for ensuring that all mechanical, HVAC, fire/life‑safety equipment and generators—including diesel fuel tanks, pumping and plumbing—within the data center are operating at peak efficiency. This involves continuous monitoring of mechanical equipment using advanced automated control systems, planned preventive maintenance of equipment, and emergency response to emergent issues. The technician serves as an expert technical resource reporting to a critical facilities manager, interacting with government support personnel and any third‑party vendors.

They are expected to be a singular focal point for all mechanical facility operations within the data center.

• Remotely monitor the mechanical systems equipment performance, performing daily rotations of critical equipment to maintain equal runtimes and adjusting operating parameters as needed to maintain the facility within specifications.
• When abnormal operations are identified, walk down equipment, troubleshoot and identify corrective measures, perform repairs if possible, or generate a corrective maintenance work order.
• Track and record the status of the operational system using applicable journals and control system tools.
• Identify and recommend changes to improve overall plant reliability, performance and output.
• Update the mechanical system control applications, maximizing their efficiency and revising operating parameters as needed to accommodate changes in facility operations or to correct identified problems/inefficiencies.
• Perform routine operator rounds of facility equipment, monitoring operation and recording operating parameters on reading sheets.
• Record and report all faults, deficiencies, and other unusual occurrences. Respond to emergency situations and perform any and all tasks necessary for the protection of occupants and the facility.
• Perform minor preventive maintenance work on facility support equipment (e.g., HVAC air and glycol systems and equipment, air handlers, CRAC units, XDC coolers, fans, VAVs, duct work and dampers, cooling towers, dry coolers, glycol pumps, glycol plumbing and valves, sensors, controls, thermostats).
• Record all values in a computerized maintenance management system, accurately documenting plant condition, time spent on job, equipment condition, and additional repairs if needed.
• Perform other duties as requested.

• Must be able to work as needed, including shift work (e.g., nights, weekends, and holidays). Willing to work overtime as necessary to complete tasks.
• Minimum high school diploma or GED with at least five (5) years of experience in facilities HVAC maintenance with thorough understanding of mechanical and HVAC systems, HVAC controls, chilled water distribution systems, generators, and life‑safety systems, including one (1) year of concurrent related experience in a data center or complex mission‑critical environment.
• Ability to read and comprehend work orders, equipment/tools manuals, safety manuals, and other printed and/or written material as it relates to the job.
• Ability to input basic information into computerized maintenance and time‑keeping databases.
• Ability to work in confined spaces, at elevations, on ladders, and lift equipment over six feet above the ground.
• Must carry a two‑way radio when on duty to enable prompt emergency response.
• Must possess a valid driver’s license and have reliable transportation to and from the job site.
• Must conform to all city, state and federal licensing and certification requirements.
• Must comply with all company policies and procedures and adhere to company standards.
• Must be a team player committed to working in a quality environment.
• Requires excellent verbal, written, multi‑tasking and presentation skills in English.
• Ability to organize and prioritize workload with minimal supervision.
• Must perform other miscellaneous job‑related duties as requested.
• Must have a current active Top Security Clearance with SCI eligibility.