DC 1st Class Engineer - TS/SCI Poly
Listed on 2026-02-01
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Engineering
Maintenance Technician / Mechanic, HVAC Tech / Heating Engineer
Overview
Overview
Note:
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M.C. Dean is Building Intelligence. We design, build, operate, and maintain cyber-physical solutions for the nation’s most mission-critical facilities, secure environments, complex infrastructure, and global enterprises. With over 7,000 employees, our capabilities span electrical, electronic security, telecommunications, life safety, automation and controls, audiovisual, and IT systems. Headquarters in Tysons, Virginia, M.C. Dean delivers resilient, secure, and innovative power and technology solutions through engineering expertise and smart systems integration.
WhyJoin Us?
Our people are passionate about engineering innovation that improves lives and drives impactful change. Guided by our core values—agility, expertise, and trust—we foster a collaborative and forward-thinking work environment. At M.C. Dean, we are committed to building the next generation of technical leaders in electrical, engineering, and cybersecurity industries.
Clearance Requirement: Applicants selected will be subject to a government security investigation and may meet eligibility requirements, including U.S. Citizenship, for access to classified information;
Active TS/SCI Poly required
License/certifications Requirements: DC 1st Class Engineering License required.
ResponsibilitiesThe Stationary Operations Engineer is responsible for overseeing and maintaining all stationary equipment within our facility, ensuring its optimal operation and safety. This role requires an in-depth understanding of the machinery, routine check-ups, troubleshooting, and efficient repair methods.
- Maintenance and Operation: Safely operate, maintain, and monitor boilers, HVAC systems, refrigeration units, and other stationary equipment.
- • Must be experienced in maintenance and repairs on Commercial-Industrial building equipment to include but not limited to: chillers =/+500 tons, boilers, pumps, control systems, air handlers, cooling towers, heat exchangers, VAV's and VFD's. Candidates must be able to demonstrate practical knowledge of Chiller Plant Operations, demonstrate the ability to read and understand blueprints, schematics, and specifications, also be able to demonstrate practical knowledge of building air systems.
The ability to respond to service calls of the gas-fired boilers, Chillers, AHU, fire pumps, generators, UPS, ATS, BAS, and Fire Alarm operations. - Routine Inspections: Conduct regular inspections to identify potential issues, ensuring equipment is operating within set parameters and adhering to safety standards.
- • Responds to service calls by determining the problem, identifying the cause, and implementing a solution to address the issues. Completing required documentation utilizing the site CMMS system.
- • Duties involve observing and interpreting readings on gauges, meters, and charts which register various aspects of the system’s operation, adjusting controls to insure the safe and efficient operation of the system and to meet the demands for the service provided, and recording logs for various aspects of the system’s operation, maintaining equipment of the system in good working order. Performs all preventive maintenance work in accordance with site specific approved job plans and applicable company standards
- Troubleshooting: Diagnose malfunctioning systems and components, identifying root causes and implementing effective solutions.
- Documentation: Maintain detailed records of all inspections, maintenance activities, repairs, and replacements. Ensure all operations are logged and documented in compliance with organizational standards.
- Compliance: Ensure operations adhere to all local, state, and federal regulations and standards related to stationary equipment operations.
- Collaboration: Coordinate with other maintenance, operations, and engineering teams to ensure seamless operation and timely resolution of issues.
- Emergency Response: Act as a first responder during any stationary equipment emergencies, implementing…
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