Mechanical Engineer 4 (NSSS Piping & Integration)

Job DescriptionJob Title: Mechanical Engineer 4 (NSSS Piping & Integration)Position Description: Protingent Staffing has an exciting direct hire Mechanical Engineer 4 (NSSS Piping & Integration)with our client that is fully remote.Job Description: Reporting to the Manager, NSSS Piping and Integration, this position performs design and analysis of the Nuclear Steam Supply System (NSSS) pipe systems in accordance with ASME BPVC Section III and applicable regulatory requirements. This position is part of the NSSS design engineering organization that 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. All work within the NSSS design organization is completed under ASME NQA-1 quality assurance requirements and respective U.S. Nuclear Regulatory Commission guidelines.Job Responsibilities: Performs complex piping design and stress analysis of ASME BPVC Section III Class 1, 2, and 3 piping systems using the Bentley AutoPIPE computer program in accordance with the requirements of NB, NC, ND-3600, respectively. Performs piping design and stress analysis of ASME BPVC Section III Class 1, 2, and 3 piping components using the ANSYS computer program in accordance with the requirements of NB-3200 (preferred). Performs pipe support design and stress analysis of ASME BPVC Section III NF supports using hand calculations or ANSYS computer program. Provides oversight and mentoring to early career engineers in the area of piping stress analysis and/or pipe support analysis. Performs static and dynamic analysis including response spectrum and time history analysis to calculate stresses due to deadweight, thermal expansion, thermal gradients, seismic events, and fluid transients. Prepare and review engineering specifications, drawings, CAD models, and other documentation that communicate the design and technical aspects of piping components associated with NSSS systems. The development of Drawings and CAD models is based on collaboration with drafters and requires the engineer to reviews models that have been developed in Siemens NX. Leads the evaluation of design solutions (piping re-route, reconfigurations of supports, etc) which satisfy piping stress criteria. Works on complex tasks in multiple and diverse areas. Interprets scope and project requirements. Acquires, maintains and develops training qualifications. Identifies and resolves problems in a timely manner, gathers and reviews information appropriately. Uses own judgment and acts independently; seeks input from other team members as appropriate for complex or sensitive situations. Listens carefully and speaks clearly and professionally in all situations. Edits work for accuracy and clarity, is able to create, read and interpret complex written information. Ability to develop strong interpersonal networks within the organization. Prioritizes and plans work activities, organizes personal and project timelines and deadlines, tracks project timelines and deadlines, and uses time efficiently. Adapts to changes in the work environment, manages competing demands and is able to deal with frequent interruptions, changes, delays, or unexpected events. Consistently on time and at work, responds to management expectations and solicits feedback to improve performance. Capable of developing strong interpersonal networks and trust within the organization. Leads consensus by involving all stakeholders, facilitating their understanding of differences, agreeing on requirements and constraints, and developing the best solution. Adheres to the Corporate Safety culture and is expected to model safe behavior and influence peers to meet high standards. Commits to the understanding and implementation of quality assurance regulations, standards, and guidelines of 10 CFR 50 Appendix B, 10 CFR 21, and NQA-1. Performs other duties as assigned.Job Qualifications: A minimum of a B.S. degree in Engineering, preferably Nuclear or Mechanical Engineering, from a four year ABET accredited college or university, is required. A professional engineer (P.E.) certification is preferred. Minimum of 8 years of full-time, relevant professional engineering experience is required. Experience with design and stress analysis of ASME BPVC Section III piping systems in accordance with the requirements of NB, NC, or ND-3600. Experience with the Bentley AutoPIPE computer code is desirable (similar code is acceptable). Experience with design and stress analysis of ASME BPVC Section III piping components using ANSYS computer program in accordance with the requirements of NB-3200 (preferred). Experience with ASME Section III NF (preferred). Industry Requirements: Eligible to work under Department of Energy 10 CFR Part 810.Job Details: Job Type: Direct Hire Salary Range: $127,104-$153,401. Location: Fully Remote.About Protingent: Protingent is an Award-Winning provider of top-tier Engineering and IT talent, trusted by companies at the forefront of innovation - from Software and Aerospace to AI, Clean Tech, Medical Devices, and Connected Technologies. We're passionate about making a positive impact by connecting exceptional talent with meaningful opportunities and helping our clients build the future. Meet Your RecruiterTina Sturgeon

Created: 2026-04-02