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Safeguards and Security; S&S Specialist

Job in Oak Ridge, Anderson County, Tennessee, 37830, USA
Listing for: RSI EnTech, LLC
Full Time position
Listed on 2026-05-23
Job specializations:
  • Security
    Cybersecurity
Salary/Wage Range or Industry Benchmark: 80000 - 120000 USD Yearly USD 80000.00 120000.00 YEAR
Job Description & How to Apply Below
Position: Safeguards and Security (S&S) Specialist

RSI provides full-service environmental solutions supporting clients through all phases of cleanup, with expertise in regulatory compliance, characterization, monitoring, renewable energy, and project management. Built on a strong foundation of collaboration and a people-first culture, RSI is known for being easy to work with and delivering results through long-term partnerships.

RSI is part of a family of companies unified by purpose to deliver safe, reliable solutions to our clients’ unique challenges. We are committed to providing technically superior service, adding value at every stage, and leaving things better than we found them.

Title: Safeguards and Security (S&S) Specialist - Nuclear Material Control & Accountability (NMC&A) – Technical Advisor

Job Summary

Provide technical and administrative support services for the Project Management Office (PMO), Department of Energy (DOE), National Nuclear Security Administration (NNSA).

The ideal candidate will demonstrate excellent verbal and written communication skills, the ability to work both independently and collaboratively, strong organizational capability, and proven success managing multiple complex initiatives simultaneously.

Key Responsibilities Safeguards & Security (S&S) Program Support (Primary Focus)
  • Serve as a Subject Matter Expert (SME), working independently or on multi-disciplinary teams to analyze and resolve complex technical and operational Safeguards & Security issues.
  • Support NNSA in the integration, review, and evaluation of Safeguards, Security, and Emergency Management strategies for the protection of the Savannah River Plutonium Processing Facility (SRPPF), including nuclear materials and personnel.
  • Provide oversight and technical input into the development of Nuclear Material Control & Accountability (NMC&A) strategies, plans, and measurement systems across all process areas.
Risk Assessment, Compliance & Corrective Actions
  • Plan, schedule, coordinate, and support the execution of security risk assessments for contractors and NNSA.
  • Review assessment findings and validate that proposed corrective actions comply with applicable laws, regulations, policies, and DOE/NNSA directives.
  • Provide formal recommendations to NNSA on the effectiveness of corrective actions prior to implementation.
Technical Documentation & Policy Alignment
  • Provide technical coordination, document review, and editing services to ensure alignment with government requirements across assigned projects.
  • Develop and maintain crosswalks and requirement matrices mapping DOE Orders, NNSA Policy Documents (NAPs), and project requirements.
  • Review NAPs, analyses, plans, and implementation procedures for technical accuracy and compliance.
  • Conduct periodic reviews of federal procedures to identify and correct references to outdated or superseded directives.
Assessments, Surveys & Reporting
  • Assist in planning, coordinating, and tracking federal S&S surveys and self-assessments.
  • Maintain and coordinate activities within the contractor Master Assessment Schedule.
  • Draft, edit, and publish post-assessment survey reports in coordination with DOE-SR and NNSA.
  • Prepare and deliver a consolidated quarterly report on the status of the contractor Safeguards & Security program, integrating inputs from multiple stakeholders.
Tracking, Coordination & Issue Resolution
  • Track actions, milestones, and deliverables to ensure timely completion of all required activities.
  • Monitor and support resolution of Findings, Observations, and Opportunities for Improvement (OFIs).
  • Apply knowledge of DOE/NNSA directives to ensure proper closure of issues in compliance with regulatory requirements.
  • Independently plan, organize, and execute assigned tasks while effectively communicating with all levels of management and staff.
Requirements and Education
  • Bachelor’s degree in Engineering, Science, or a related discipline (advanced degree preferred).
  • Recognized Subject Matter Expert within the DOE or commercial nuclear complex.
  • Demonstrated expertise in:
    • Nuclear Material Control & Accountability (NMC&A)
    • Physical Protection Systems
    • DOE Orders and regulatory implementation, particularly within SRPPF or similar environments
  • Proven…
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