- M. C. Dean (St. Louis, MO)
- …security, telecommunications, life safety, automation and controls, audio visual, and IT systems. MC Dean is headquartered in Tysons, Virginia, and employs ... more than 5,800 professionals who engineer and deploy automated, secure, and resilient power and...Journeyman level. Responsibilities Responsible for ensuring that all electrical, mechanical , and fire/life safety equipment within the facility are… more