Physical Security Engineer – Chantilly, VA

Overview

About M.C. Dean 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.

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.

We are seeking a Physical Security Engineer 4 to join our Security and Electronic Systems (SES) business unit. As part of the SES strategic business unit you will be part of a team that designs, engineers, integrates, operates and maintains electronic security services inclusive of intrusion detection, access control, biometric authentication, video surveillance, audio‑visual, IT systems, perimeter defense and command and control systems for federal, local and commercial customers across high‑growth markets.

This position plays a vital role in supporting the design, installation, integration, and maintenance of enterprise‑level physical security systems for both ongoing and upcoming projects.

• Maintain and update the enterprise Access Control and Intrusion Detection drawing packages
• Design reviews for new building installation and renovation work to Access Control, Intrusion Detection and VMS devices
• Assist with the development of system requirements, functional requirements, and allocation of the same to individual hardware, software, facility, and personnel components
• Participate in an Integrated Product Team to design new capabilities based upon evaluation of all necessary development and operational considerations
• Participate in the development of system engineering documentation, such as System Engineering Plans, Initial Capabilities Documents, Requirements Specifications, and Interface Control Documents
• Perform complex system troubleshooting for ACS/IDS/CCTV systems
• Configuration and Programming of Access Control, Intrusion Detection, and Video Management systems
• Creation of system documentation and whitepapers
• Maintain electronic rack lock access control
• Develop system design solutions that satisfy the system requirements and fulfill the functional analysis
• Maintain enterprise test systems for system testing, research and development, and system enhancements
• Manage physical security system support to meet service level agreements
• Analyze physical security system performance and recommend improvements
• Resolve complex system issues for physical security systems
• Creation and modification to Interface Control Documents
• Updates to System Security Plans, Configuration Management Documents, and Contingency Plans

Clearance: Due to a government contract, this specific position requires U.S. Citizenship, ACTIVE TS/SCI with Polygraph clearance is required.

Education: Bachelor’s degree in System Engineering, Computer Science, Information Systems, Engineering Science, Engineering Management, or related discipline from an accredited college or university with 7+ years of applicable experience is required.

• System Engineering experience in performing designs, reviewing designs, and understanding drawing packages
• Proficient with AutoCAD and Visio
• Resolving the system problems, analyzing system data to prevent problems, implementing new system enhancements and updates
• Requires 2+ years of experience programming/administrating Physical Access Control Systems including but not limited to DMP, Genetec, Lenel, Milestone, Digitus, and C‑Cure
• Basic networking knowledge, system integrations, database functionalities, and enterprise…