Contractor - Senior Mechanical Engineer; NSSS Vessels & Structures

Position: Contractor - Senior Mechanical Engineer (NSSS Vessels & Structures)
Johnson Service Group (JSG) is a professional staffing firm, and we are recruiting a Contractor Senior Mechanical Engineer within its Nuclear Steam Supply System (NSSS) Vessels and Structures division.

This role offers the opportunity to join one of the industry leaders in developing small modular reactor (SMR) technology and deploying next-generation Advanced Light Water Reactors (ALWR) as they advance from design to plant implementation.

Location:

This position allows the work to be performed REMOTELY within the contiguous United States, with travel as required for business needs.

Hourly rate range: $75.00 - $85.00 p/h (DOE)
Citizen Status:
Due to Federal DOE regulations, U.S. Citizenship or Permanent Resident is required

Eligibility:
Eligible to work under Department of Energy 10 CFR Part 810

Travel: 10-25%
Duration/

Hours:

This is a 40 hour/week contract position anticipated to last through mid-2027.

POSITION SUMMARY:

The Nuclear Steam Supply System (NSSS) Component Engineering organization generates technical requirements and associated design parameters for the modular advanced light water reactor (ALWR) NSSS. Utilizing proven state-of-the-art methodologies, NSSS components are engineered to nuclear industry standards. The person in this position performs design and stress analyses of pressure vessels and/or primary equipment supports in accordance with ASME BPVC Section III and applicable regulatory requirements.

All work within the NSSS Component Engineering organization is completed under ASME NQA-1 quality assurance requirements and respective U.S. Nuclear Regulatory Commission guidelines.

ESSENTIAL DUTIES AND RESPONSIBILITIES:

Possesses excellent knowledge in functional discipline and its practical application and has detailed knowledge of applicable industry codes, standards, and regulations.

Performs and documents evaluations of components to the rules and requirements of Section III of the ASME Boiler and Pressure Vessel Code, including but not limited to analysis of components for pressure, mechanical/thermal loadings, including Primary Stress plus Secondary stress intensity range, and Fatigue. Utilizes the results from these evaluations to optimize component(s) design.

Significant experience with ANSYS finite element software and CAD packages.

Interprets scope and project requirements.

Acquires, maintains, and develops training qualifications.

Provides guidance and mentoring to other staff members in all areas of NSSS Component Analysis.

Interacts with co-workers and other disciplines to promote effective coordination of design activities and resolution of technical problems. Individuals should be interested in acquiring general knowledge of principles and practices of related fields to function on multi-disciplinary teams.

Provides mentoring and technical direction to less experienced engineers. Serves as a technical lead for the NSSS Component Analysis Group.

Responsible for results and engineering oversight.

Performs other duties as assigned.

MINIMUM SKILLS, QUALIFICATIONS AND ABILITIES:

Education:

A minimum of a B.S. degree in Engineering, preferably Mechanical Engineering, from a four-year ABET-accredited college or university is required. An advanced degree is preferred. A professional engineer (P.E.) certification is preferred.

Experience:

A minimum of 10 years of full-time relevant working experience is required. Candidates must have extensive experience utilizing ANSYS to perform stress analysis in accordance with Section III of the ASME Boiler and Pressure Vessel Code, Subsections NB and/or NF. Additional experience in the following areas is desired:

Computer programming skills (e.g., ANSYS APDL, MATLAB, Python).Must have expertise in ASME Section III Analysis with ANSYS Workbench.

Industry Requirements:
Eligible to work under Department of Energy 10 CFR Part 810.

CORE COMPETENCIES:

To perform the job successfully, the individual should demonstrate competencies in performing the essential functions of this position by performing satisfactorily in each of these competencies.

Problem solving:
Identifies and resolves problems on time, gathers and reviews information appropriately. Develops resolutions to complex problems that require the frequent use of creativity and innovation. Uses own judgment and acts independently; seeks input from other team members as appropriate for complex or sensitive situations.

Oral/written communication:
Listens carefully and speaks clearly and professionally in all situations. Edits work for…