System Design Engineer, Sodium Cover Gas System

Work Location: Bellevue, WA

Contract Length: 12 months, with potential extension based on project needs and individual performance

Contract Details:
W2 assignment, full benefits available.

In this role, you will:

Serve as a System Design Engineer supporting the design, analysis, systems engineering, and supplier oversight for advanced nuclear projects. You will work within a collaborative engineering team and interface with multiple design disciplines to ensure seamless system integration and technical excellence.

Responsibilities:

• Lead design and development of fluid systems from requirements through commissioning

• Conduct technical trade studies and decision-making for system optimization

• Manage supplier oversight during equipment development, fabrication, and testing

• Coordinate and review component-level designs within broader system context

• Prepare technical specifications, operations narratives, and engineering documentation

• Anticipate and resolve system-level integration issues

• Participate in and support formal design reviews

• Generate system design packages, including calculations, reports, drawings, and specifications

• Develop and manage P&IDs, 3D models, and system interface drawings

• Interface with other engineering disciplines (mechanical, I&C, civil, nuclear) to establish performance criteria

• Propose and lead testing programs for development and qualification

• Apply relevant codes and standards (ASME B31.3, BPVC Sections III & VIII)

Required Qualifications & Skills:

• B.S. in Mechanical, Chemical, Nuclear Engineering, or related field

• 5+ years of direct experience with mechanical systems design

• Proficiency with piping systems and P&ID development

• Experience overseeing suppliers of safety-related equipment

• Working knowledge of applicable design codes (ASME, BPVC, API)

• Familiarity with safety classifications and piping design/analysis

• Experience with quality standards (e.g., ASME NQA-1, AS 9100, ISO 9001)

• Self-starter with strong coordination, organizational, and problem-solving skills

• Ability to manage competing priorities and design constraints

• Excellent technical writing, communication, and presentation skills

• High level of integrity, collaboration, and teamwork

Thomas Thor provides equal employment opportunities to all employees and applicants. We celebrate diversity and are committed to creating an inclusive environment for all.

Octavia Osborne