NSSS Piping and Integration Engineer-Remote

Company: System One
Location: Portland
Posted on: April 26, 2025

Job Description:

Position Title: NSSS Piping and Integration Engineer

You can get further details about the nature of this opening, and what is expected from applicants, by reading the below.
Location: Remote (U.S. Based)
Position Type: Direct Hire - Full-Time

Position Summary

Reporting to the Manager of NSSS Piping and Integration, this remote position is responsible for the design and analysis of Nuclear Steam Supply System (NSSS) pipe systems in accordance with ASME BPVC Section III and other applicable regulatory standards. You will be part of the NSSS design engineering team supporting the development of modular advanced light water reactor (ALWR) systems. All work is performed under ASME NQA-1 quality assurance requirements and U.S. Nuclear Regulatory Commission guidelines.

Essential Duties and Responsibilities

Perform design and stress analysis of piping supports using hand calculations or ANSYS per ASME Section III NF and AISC.


Analyze ASME Section III Class 1, 2, and 3 piping systems and B31.1 systems using Bentley AutoPIPE.


Conduct component analysis using ANSYS per ASME NB-3200 (preferred).


Execute static and dynamic analysis (response spectrum, time history) for stresses caused by weight, temperature, seismic, and fluid events.


Prepare and review engineering specs, drawings, CAD models, and related documents.


Collaborate with drafters and review Siemens NX-based CAD models.


Propose design solutions to meet stress criteria (e.g., rerouting piping, reconfiguring supports).


Handle complex tasks across diverse engineering areas.


Interpret project scope and requirements.


Maintain required training and certifications.


Perform other duties as assigned.



Core Competencies

Problem Solving - Independently resolves issues and gathers needed information.


Communication - Strong oral/written skills and ability to interpret technical documents.


Organization - Efficiently manages time, priorities, and deadlines.


Adaptability - Thrives in dynamic environments and handles unexpected challenges.


Dependability - Punctual, responsive, and open to feedback.


Team Building - Builds trust and strong working relationships.


Safety Culture - Models safe behavior and encourages compliance.


Quality Assurance - Understands and implements 10 CFR 50 Appendix B, 10 CFR 21, and NQA-1 requirements.



Minimum Qualifications

Education: B.S. in Engineering (Civil or Mechanical preferred) from an ABET-accredited institution. P.E. license preferred.


Experience: Minimum of 5 years of relevant experience, including:



ASME Section III NF and/or AISC support design/analysis (required)


Piping system analysis per ASME Section III and/or B31.1 (required)


Bentley AutoPIPE experience (preferred)


ANSYS experience (preferred)



Eligibility: Must be eligible to work under DOE 10 CFR Part 810 regulations.

Physical Demands

Ability to communicate via phone, computer, and in-person interaction.


Capable of learning and applying new technical concepts quickly.


Must be able to sit, stand, walk, bend, and use hands/arms for equipment operation.


Ability to travel domestically using standard transportation methods.



Disclaimer: The above description is not intended to be an exhaustive list of all duties, responsibilities, or qualifications associated with the position. Reasonable accommodations will be made to enable individuals with disabilities to perform essential functions safely and effectively.



Ref: #161-Managed Staffing Charlotte
Remote working/work at home options are available for this role.

Keywords: System One, Tigard , NSSS Piping and Integration Engineer-Remote, Engineering , Portland, Oregon