Jeffrey R. Mitchell

R--Flow-Induced Vibration Review and Guidance

The Nuclear Regulatory Commission is seeking a contractor to provide technical assistance services focused on Flow-Induced Vibration analysis and testing. The selected contractor will be responsible for reviewing relevant submittals, updating NRC guidance, and developing knowledge management training to support agency staff. This solicitation, numbered 31310026R0029, is designated as a total Small Business Set Aside under NAICS code 541690. Interested parties must submit their responses by October 12, 2026. The primary point of contact for this effort is Jeffrey R. Mitchell, based out of the NRC office in Rockville, Maryland.

Nuclear Regulatory CommissionMD,

NAICS

541690

Other Scientific and Technical Consulting Services

PSC

R425

Professional, Administrative, and Management Support Services

Posted Sep 14, 2026

SBA31310026R0029

Closed

Federal5

Flow-Induced Vibration Review and Guidance

Solicitation 31310026R0029 is a total set-aside for Women-Owned Small Businesses under NAICS 541690, seeking technical assistance for the U.S. Nuclear Regulatory Commission (NRC). The contractor will support NRC staff by reviewing submittals for Flow-Induced Vibration (FIV) analysis and testing, specifically including the reactor internals comprehensive vibration assessment program. Additional objectives include updating NRC guidance documents, such as SRP Section 3.9.2 to align with RG 1.20, and developing knowledge management training materials covering vibration mechanisms, data acquisition, and signal processing. This time-and-materials commercial contract consists of a base year from November 1, 2026, to October 31, 2027, with four subsequent option years, for a total potential duration of five years and six months. Award will be based on the most advantageous offer, with non-price factors—technical approach, key personnel qualifications, and past performance from the last three years—weighted as significantly more important than price. The contract requires strict adherence to organizational conflict of interest policies, security clearances for access to classified matter via NRC Form 187, and the submission of monthly letter status reports. Proposals must be submitted via FedConnect by October 12, 2026, and include a technical volume, a detailed cost proposal, and administrative certifications.

NRC

NAICS

541690

Other Scientific and Technical Consulting Services

PSC

R425

Professional, Administrative, and Management Support Services

Posted Sep 14, 2026

SBA31310026R0029

Closed

Awarded

R--Maintenance of NRC Codes V

The U.S. Nuclear Regulatory Commission is seeking a contractor to provide comprehensive maintenance and development support for its thermal-hydraulic codes under the MONC-V contract, a five-year effort critical to advancing regulatory safety analysis. The contractor will be responsible for code improvements, error corrections, configuration control, documentation updates, and technical support for the NRC, its contractors, and domestic and international users participating in the Code Applications and Maintenance Program. This work directly supports the NRC’s mission by ensuring the accuracy, reliability, and usability of the thermal-hydraulic models used in nuclear safety evaluations. The solicitation, numbered 31310026R0023, will be issued as a full and open competition under FAR Part 15 on or about July 1, 2026, with proposals due approximately 30 days later. All information and updates regarding this opportunity will be posted exclusively on SAM.gov, and vendors must monitor the site to remain current. To be eligible to bid, offerors must be actively registered in SAM.gov, including valid Representations and Certifications, and must have the NAICS code 541690 properly listed in their profile. Registration in SAM is mandatory at the time of proposal submission, and the government will not reimburse any costs incurred in preparing responses. The contracting office is located in Rockville, Maryland, with Jeffrey R. Mitchell listed as the primary point of contact.

Nuclear Regulatory CommissionMD, USA

NAICS

541690

Other Scientific and Technical Consulting Services

PSC

R425

Professional, Administrative, and Management Support Services

31310026R0023

Awarded

Awarded

A--Cybersecurity of Novel Technology Implementations

The Nuclear Regulatory Commission is soliciting proposals under solicitation number 31310026R0012 to address cybersecurity challenges associated with the implementation of artificial intelligence and machine learning in both operating and new or advanced nuclear reactors. This effort focuses on ensuring the integrity, availability, and confidentiality of critical systems that rely on novel technology, with an emphasis on securing AI and ML applications that are integrated into reactor operations, monitoring, and control environments. The contract is a total small business set-aside, meaning only small businesses as defined by the Small Business Administration are eligible to respond, and it falls under NAICS code 541715 for scientific research and development services. Proposals must be submitted by June 2, 2026, at 8:00 p.m. Eastern Time. The work will be performed for the Nuclear Regulatory Commission based in Rockville, Maryland, and will require expertise in cybersecurity frameworks, nuclear system architectures, and the specific vulnerabilities introduced by AI and ML technologies. The primary point of contact for inquiries is Jeffrey R. Mitchell, who can be reached via email or phone. The solicitation is open to small businesses capable of delivering innovative, risk-mitigated solutions that align with regulatory expectations and industry best practices for securing advanced reactor technologies against evolving cyber threats. All responses must demonstrate a clear understanding of the unique cybersecurity posture required for nuclear environments where operational safety and security are paramount.

Nuclear Regulatory CommissionMD, USA

NAICS

541715

Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)

PSC

AJ12

Research and Development

31310026R0012

Awarded

Federal5

Maintenance of NRC Codes V

The U.S. Nuclear Regulatory Commission is seeking proposals for the maintenance of NRC Codes V under solicitation number 31310026R0023, posted on July 1, 2026, with responses due by August 3, 2026. This federal solicitation falls under NAICS code 541690, which covers other scientific and technical consulting services, and is being managed by the NRC Headquarters in Washington, DC, with the primary point of contact being Contracting Officer Jeffrey Mitchell, reachable at jeffrey.mitchell@nrc.gov. The work involves ongoing support and updates to the NRC Codes V system, a critical component for regulatory operations, though specific performance location details are not provided. There is no set-aside designation for small businesses or other categories, making this opportunity open to all qualified vendors. Interested parties must submit proposals through the FedConnect portal using the provided link before the deadline.

NRC

NAICS

541690

Other Scientific and Technical Consulting Services

PSC

R425

Professional, Administrative, and Management Support Services

Posted Jul 1, 2026

31310026R0023

Closed

Federal

Effects Radiation Digital Instrumentaion NPP

The Nuclear Regulatory Commission is soliciting proposals under contract number 31310026R0021 to evaluate how radiation impacts modern digital instrumentation and control systems used in nuclear power plants. This effort aims to assess the reliability, performance degradation, and long-term resilience of electronic components and software-based systems exposed to radiation environments typical of nuclear facilities. The study will involve experimental testing, modeling, and analysis to identify vulnerabilities and inform improvements in safety, redundancy, and system design for next-generation nuclear plant instrumentation. The work must address both neutron and gamma radiation effects across a range of operational conditions and is expected to produce technical recommendations for regulatory consideration. This contract is a total small business set-aside under NAICS code 541990, reserved exclusively for small businesses as defined by the Small Business Administration. Proposals are due by July 6, 2026, and the contract will be administered from the NRC’s office in Rockville, Maryland. The primary point of contact for technical inquiries is Jeffrey R. Mitchell, reachable via email or phone. There is no specified place of performance, allowing contractors flexibility in execution, provided the required deliverables meet the agency’s standards. All work must comply with federal acquisition regulations and be conducted in alignment with the NRC’s mission to ensure the safe use of nuclear energy.

Nuclear Regulatory CommissionMD,

NAICS

541990

All Other Professional, Scientific, and Technical Services

PSC

AG15

Research and Development

Posted Jun 3, 2026

SBA31310026R0021

Closed

Federal

R--Plant Model Development for Sequoyah Nuclear Plant

The contract pertains to the development of a plant-specific computational model for the Sequoyah Nuclear Power Plant using the TRAC/RELAP Advanced Computational Engine (TRACE) and the Purdue Advanced Reactor Core Simulator (PARCS). The objective is to create an advanced, integrated plant model that accurately simulates reactor behavior under normal and off-normal conditions, supporting safety analysis, operational planning, and regulatory review. The work requires leveraging these industry-standard simulation tools to replicate the unique design characteristics, thermal-hydraulic systems, and core geometry of the Sequoyah facility, ensuring high fidelity and regulatory compliance. The model will be validated against plant data and operational experience to guarantee reliability and utility for nuclear safety applications. The solicitation, issued by the Nuclear Regulatory Commission under number 31310026R0015 and classified under NAICS code 541690, was posted on May 15, 2026, with a response deadline of the same day at 6:00 PM Eastern Time. The award will be managed by the NRC office in Rockville, Maryland, with Jeffrey R. Mitchell as the primary point of contact. There is no set-aside designation specified, indicating this is an open competition. The performance location is not defined, suggesting the work may be performed remotely or at the contractor’s facility, with deliverables submitted electronically to the NRC. The model development will serve as a critical tool for enhancing the regulatory foundation for plant operations and potential license renewals or modifications.

Nuclear Regulatory CommissionMD,

NAICS

541690

Other Scientific and Technical Consulting Services

PSC

R425

Professional, Administrative, and Management Support Services

Posted May 15, 2026

31310026R0015

Closed

Federal1

A Case Study for Using A Systems Engineering Approach to Demonstrate Assurance Against Common Cause Failure in Operating and New/Advanced Reactor Technologies.

Nuclear Regulatory CommissionMD,

NAICS

541330

Engineering Services

Posted Feb 26, 2026

APP-26-RES-0033

Closed

Federal

R--Neutral Services Supporting the Nuclear Regulatory

The U.S. Nuclear Regulatory Commission (NRC) is preparing to issue a Request for Proposal (RFP) for neutral services to support the Office of Enforcement’s Alternative Dispute Resolution (ADR) program. This contract aims to continue the successful implementation of the ADR program by providing comprehensive case management services, including initial intake processing and maintaining a nationwide roster of qualified neutrals who can promptly facilitate dispute resolution sessions. The ADR approach, specifically mediation, is employed to resolve enforcement-related disputes more efficiently, cost-effectively, and amicably, enhancing relationships and outcomes within NRC's framework. Solicitation number 31310026R0006 will be posted around the week of February 2, 2026, with proposals due approximately 30 days later on March 2, 2026. The contract falls under NAICS code 541990, encompassing professional, scientific, and technical services. All relevant information and updates will be exclusively available through the SAM.gov website, with no hard copies distributed. Interested vendors must be registered in the SAM database, including applicable NAICS codes, to submit proposals. The NRC encourages potential offerors to monitor SAM.gov closely for the most current solicitation details and will not reimburse any costs incurred in responding to this opportunity. Contact for questions is Jeffrey R. Mitchell at the NRC in Rockville, Maryland.

Nuclear Regulatory CommissionMD,

NAICS

541990

All Other Professional, Scientific, and Technical Services

PSC

R418

Professional, Administrative, and Management Support Services

Posted Feb 24, 2026

31310026R0006

Closed