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OUR SERVICES

At SombraSec Strategies, we deliver specialized security consulting for the nuclear, defense, and critical infrastructure sectors. Our services include threat and vulnerability assessments, regulatory compliance support, physical protection strategies, emergency preparedness planning, and tailored training programs. We align every solution with DOE, NRC, ISC, and NISPOM standards—bringing an inspector’s mindset and operator’s experience to every challenge. Whether supporting SMRs, classified facilities, or federal inspections, we help clients build risk-informed, resilient, and audit-ready programs.

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Threat & Vulnerability Assessments

We deliver risk-informed, consequence-based security evaluations across NRC-regulated licensees, DOE sites, DOD facilities, and high-security federal properties. Our approach integrates Design Basis Threat (DBT) methodologies, insider threat modeling, and ISC-aligned federal facility risk assessments.

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Topical Areas Covered:

  • DOE: Program Planning & Management, Physical Security, Protective Force, Insider Threat, Information Security, OPSEC, Foreign Visits & Assignments

  • NRC: Physical Protection (10 CFR Parts 37, 73, 74), Insider Mitigation Programs, SGI Applicability, Inspection Readiness, Licensing Support (Parts 50/52)

  • ISC (Interagency Security Committee): Risk Management Process (RMP), Facility Security Level Determination, Design Criteria for Federal Facilities

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Our Services Include:

  • Conducting NRC-, DOE-, and ISC-aligned assessments using certified RMP methodology

  • Applying red teaming, table-tops, adversary timeline analysis, and performance-based inspection standards

  • Evaluating physical, personnel, and insider threat vulnerabilities across the full facility lifecycle

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Support For:

  • NRC licensees (operating reactors, fuel cycle facilities, ISFSIs, and new builds under Part 50/52)

  • DOE/EM sites, national laboratories, and DOD nuclear facilities

  • Small Modular Reactor (SMR) developers, federal buildings, and critical infrastructure operators

Nuclear Security & Regulatory Compliance

We deliver full-spectrum compliance strategies that go beyond checking the box—combining inspection-tested expertise with operationally sustainable solutions. From NRC licensees and DOE-regulated sites to classified programs and global nuclear partners, our team brings risk-informed leadership that strengthens national and international security across the entire nuclear lifecycle.

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Topical Areas

  • DOE: Physical Security, Personnel Security, Information Security, Classification, Insider Threat, OPSEC, Foreign Visits & Assignments

  • NRC: 10 CFR Parts 37, 73, 74, 95; NRC Inspection Procedures (IP 71130 Series)

  • Federal & International: ISC Risk Management Process (RMP), NISPOM, IAEA INFCIRC/225​​

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Our Services Include:

  • Preparing for and responding to NRC, DOE, ISC, and classified inspections

  • Developing compliant security plans, classification guides, SOPs, and foreign access control programs

  • Implementing corrective action tracking and inspection recovery programs

  • Ensuring integrated compliance with:

    • NRC security regulations and inspection procedures (IP 71130 series)

    • DOE Safeguards & Security Orders and classified directives

    • ISC risk assessments and federal facility security standards

    • IAEA INFCIRC/225 for international nuclear cooperation and export control

    • NISPOM requirements for contractor facility clearance (FCL) and classified information handling​

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Physical Protection & Force Readiness

We deliver and strengthen physical protection programs that deter threats, ensure regulatory compliance, and perform under real-world conditions. Our team brings deep operational experience and inspection-tested expertise from DOE, NRC, and international security missions. We support clients across the full lifecycle of protective force readiness—from developing post orders and tactical response plans to designing integrated, policy-driven security programs. Whether preparing for a Force-on-Force (FoF) inspection or developing site-wide defense strategies, we deliver scalable, risk-informed solutions tailored to your mission.

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Topical Areas:

  • DOE: Physical Security, Protective Force, Insider Threat, Technical Security, OPSEC

  • NRC: Physical Protection (10 CFR Part 73.55), Force-on-Force (FOF) Planning (IP 71130.03), Protective Strategy Evaluation (IP 71130.05), Appendix B Training

  • Federal/International: ISC Design Criteria, IAEA Physical Protection Objectives

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Our capabilities include:

  • Post Assignments & Armed Response Programs: Developing post staffing models, tactical deployment strategies, and DBT-aligned post orders and engagement protocols.

  • Active Shooter & Armed Intruder Preparedness: Delivering scenario-based training and authoring site-specific response procedures, drills, and readiness policies.

  • Weapons, Tactics, & Qualification Training: Providing SWAT/CQB-based training and writing training policies and qualification standards aligned with NRC and DOE requirements.

  • Force-on-Force (FoF) Planning & Execution: Designing FoF exercises, adversary scenarios, and supporting development of implementation plans, critique procedures, and recovery policies.

  • Physical Protection Program Evaluation: Conducting comprehensive assessments and drafting or updating protection plans, access control procedures, and alarm response policies.

  • Layered Defense & Crime Prevention Through Environmental Design (CPTED): Creating risk-informed strategies that combine CPTED principles, detection/delay technologies, and regulatory alignment—fully integrated into site policy.

Emergency Preparedness & Continuity Planning

We integrate all-hazards emergency response, continuity of operations (COOP), and continuity of government (COG) into a unified resilience strategy. Our approach ensures your personnel understand their roles, your plans meet regulatory standards, and coordination with both internal stakeholders and external first responders is seamless.

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Topical Areas:

  • DOE: Emergency Management, Continuity of Operations (COOP), Continuity of Government (COG), OPSEC

  • NRC: Emergency Preparedness (10 CFR Parts 50/52), NRC Inspection Procedure 71114 Series

  • Federal/Interagency: FEMA/NIMS, FCD-1/2, ISC Risk Management for Federal Facilities

 

Our services include:

  • Developing and integrating OEPs, COOP, and COG frameworks into a cohesive emergency program

  • Conducting training, role-specific drills, tabletop exercises, and after-action reviews

  • Coordinating internal functional roles with external responders and mutual aid partners

  • Aligning with DOE O 151.1, NRC IP 71114, FEMA, NIMS/ICS, and FCD requirements

  • Ensuring SMR, ISFSI, and DOE facility programs are inspection-ready and operationally resilient

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Training, Advisory & Strategic Support

We provide tailored training and strategic advisory services to strengthen nuclear, emergency, and physical security programs at every level—from classroom instruction to policy implementation.

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Instructional areas include:

  • Insider threat awareness and mitigation

  • Design Basis Threat (DBT) understanding and application

  • Protective force readiness and tactical coordination

  • Emergency planning, role-based response, and continuity integration

 

Our advisors have led:

  • Federal security inspections (NRC, DOE, ISC)

  • National-level policy development and risk guidance

  • Crisis response operations across nuclear and federal missions

 

Client support includes:

  • Interpreting evolving regulatory expectations (DOE, NRC, ISC, IAEA)

  • Stakeholder engagement and cross-agency coordination

  • Developing risk-informed, defensible security programs

 

We guide preparation for:

  • Tabletop and limited-scope exercises

  • NRC inspections and DOE readiness reviews

  • Future SMR deployments and license applications

 

We ensure every client is positioned for long-term success in complex, high-stakes security environments.

Let us show you how we can help!

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