Chantilly, Virginia, US (On-site)3 open jobs
M.C. Dean designs, builds, operates, and maintains cyber-physical solutions for mission-critical facilities, secure environments, and complex infrastructure across data centers, hospitals, government, and utility and transportation grids.
The attack surface isn't a network diagram here - it's a building. M.C. Dean, Inc., founded in 1949, designs, builds, operates, and maintains cyber-physical solutions for mission-critical facilities, secure environments, complex infrastructure, and global enterprises. That puts the security work at the seam where electrical power, electronic security, telecommunications, life safety, automation and controls, audiovisual, and IT systems actually converge - and where a controls failure has consequences well beyond data.
The verticals set the stakes: data centers, hospitals, industrial plants, government facilities, utility grids, transportation grids. M.C. Dean is a delivery organization as much as an engineering one, with in-house engineering, advanced manufacturing, prefabrication, testing, logistics, installation, commissioning, and ongoing operations and maintenance under one roof. Security practitioners in this environment work alongside the people who spec the gear, build it, commission it, and keep it running - not a vendor hop away from the physical system.
The culture signals are specific about how teams operate: multidisciplinary groups spanning trades, technical backgrounds, and experience levels, organized around core values of agility, expertise, and trust. The stated emphasis is on team ownership, mentorship, hands-on learning, and professional development, with advancement available through technical, project leadership, and operational tracks. Reliability, resilience, safety, precise execution, ethical conduct, and health and safety are named priorities, as is community stewardship.
