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Group Leader - HFIR Mechanical Systems Engineering

Oak Ridge National Laboratory
Oak Ridge, United Statesfull_timeVerifiedPosted 16 Feb 2026

About the role

Requisition Id 15961 

 

 

Overview:    

We are seeking a Group Leader for the High Flux Isotope Reactor (HFIR) Mechanical Systems Engineering Group. This position resides in the HFIR Mechanical Systems Engineering Group in the HFIR Systems Engineering Section, Research Reactor DivisionNeutron Sciences Directorate at Oak Ridge National Laboratory (ORNL).    

 

The HFIR Systems Engineering Section within the Research Reactors Division is responsible for the High Flux Isotope Reactor configuration management program. This group also provides technical support to operations and maintenance and performs system analysis.  In this role you will function as a front-line supervisor for engineers who perform design engineering in support of modifications to mechanical systems at HFIR.  You will also supervise engineers who conduct technical support for maintenance activities and conduct performance analysis of reactor systems.  The Group Lead will also function as a cognizant system engineer for the assigned HFIR plant systems in the HFIR System Engineering Program in accordance with DOE O 420.1 for the hazard category 1 nuclear facility and shall be qualified as a HFIR System Engineer in the RRD Training Program.   

 

Major Duties/Responsibilities:   

 

 LEAD DUTIES 

  • Plan and manage engineering activities for assigned areas of responsibility. 

  • Responsible for work distribution and prioritization to assigned engineering staff. 

  • Provides leadership, direction, and support to engineering staff as needed.  

  • Performs mid-year and annual personnel assessment, evaluation, and development for engineering staff. 

  • Make recommendations to HFIR management regarding technical issues. 

  • Provide formal and informal plant status updates to HFIR management. 

  • Provide input to HFIR management for planning and implementation of fiscal year budget and schedule.   

  • Provide input to HFIR 3-Year planning activities and updates. 

 

CONFIGURATION MANAGEMENT 

  • Prepares engineering designs for new installations and for replacement and upgrade of reactor structures, systems, and components (SSCs). 

  • Performs calculations and interpretations of industry code to support design development. 

  • Applies relevant codes and standards, such as DOE Orders, ASME, AWS, ANSI (including Nuclear Standards), etc. 

  • Task leads field installation and testing of engineering design changes. 

  • Provides project management for installation of mechanical design changes. 

  • Review design specifications to define and determine acceptance criteria for material upgrades. 

  • Prepares material specifications, initiates and provides technical support in procurement of nuclear safety-related materials. 

  • Implements modifications in accordance with RRD’s nuclear configuration control processes. 

  • Prepares and maintains as-built documentation for assigned HFIR SSCs, including engineering drawings, specifications, system descriptions, relevant databases, and labeling. 

 

MAINTENANCE SUPPORT  

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Company

Oak Ridge National Laboratory

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