Cybersecurity Specialist - Boston, MA Security Clearance

Cybersecurity Specialist 6 - Boston, MA with Security Clearance

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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.

Reasons to Join 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.

We are seeking an Senior Cybersecurity Specialist 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.

Seeking a Senior Cybersecurity Specialist that is able to work with a dynamic team that is responsible for design, implementation, operations & maintenance, and cybersecurity for large complex resilient hardware and virtualized infrastructure. This position will manage a team of engineers, analysts, and cybersecurity specialists—general staff supervision and evaluation, task coordination, manpower planning, risk mitigation, communications, and status tracking.

• Be the contract Subject Matter Expert (SME) on all matters related to Cybersecurity and the Risk Management Framework (RMF), and cyber compliance/tools (e.g., eMASS/XACTA, Nessus, HBSS, Splunk, etc.).
• Drive team awareness of newly emerging Department of Defense cyber requirements.
• Bring forward suggestions on potential new cybersecurity related tools that will drive automation of team processes.
• Ensure Risk Assessments, Exemption/Exception requests and RMF Packages meet compliance.
• Ensure team is monitoring, reporting, and assessing Cyber compliance for all Operations and Infrastructure on schedule and in accordance with government policies.
• Ensure team maintenance, monitoring, reporting, and assessment of Cyber compliance on all security tools and technology.
• Ensure team is monitoring, reporting, and assessment of Cyber internal and external policy compliance.
• Work to mitigate risk across security system's infrastructure.
• Interface daily with program management, operations, and engineering leads to ensure coordinated performance of program requirements and increase the security posture of the supported environment.
• Conduct manual STIG reviews.
• Support preparation of Plan of Action & Milestones (POAM) development to support compliance and authorization/reauthorization activities.
• Prepare and disseminate regular Cyber Compliance/vulnerability reporting; interact with the customer to explain results and address issues.
• Contribute to the development of Standard Operating Procedures, Work Instructions, User Guides, and checklists.
• Work as a team to consistently learn and share advanced skills and foster team excellence.
• Actively collaborate with the ISSO to develop, maintain, and enhance cyber security controls.
• Collaborate with security groups such as red teams, threat intelligence and risk management to form a holistic team dedicated to thwarting attackers and reducing attack surface.

• Clearance/Citizen Type:
  Applicants selected will be subject to a government security investigation and may meet…