Hvac design engineer Jobs in Seattle, WA

Our client, an advanced energy technology organization developing next-generation power generation systems, is looking for a System Design Engineer. This role will support the design, analysis, and development of complex mechanical and fluid systems for a highly regulated engineering program.

Location: Remote

Duration: 12 Months

Compensation: $67 - $110 per hour.

Additional Compensation: This position is not eligible for bonus or incentive compensation.

Benefits: Benefits available to eligible employees or consultants may include medical, dental, and vision insurance, paid sick leave, retirement savings plans, and other employer-sponsored programs.

US citizens and those authorized to work in the US are encouraged to apply.

Work sponsorship is not available currently.

Summary:

The System Design Engineer will support the design and development of a sodium cover gas system and related plant systems. This position focuses on system design, engineering analysis, supplier oversight, and cross-functional coordination throughout the design lifecycle, from requirements development through commissioning.

This role is ideal for an experienced engineer with deep expertise in mechanical systems, piping design, and fluid systems. The successful candidate will work closely with multidisciplinary engineering teams and external suppliers to develop safety-related equipment and ensure compliance with applicable industry codes, standards, and quality requirements.

Key Responsibilities:

• Design fluid and mechanical systems from requirements development through final design and commissioning.
• Perform engineering evaluations, trade studies, and technical analyses to support system design decisions.
• Oversee suppliers responsible for the development, fabrication, and testing of gas processing, filtration, monitoring, and related equipment.
• Review component designs and evaluate impacts on overall system performance and integration.
• Develop and maintain system-level engineering documentation, including technical specifications, design descriptions, and operating narratives.
• Identify and resolve system integration issues through design reviews and cross-functional collaboration.
• Support design reviews and technical evaluations throughout the project lifecycle.
• Develop and review engineering deliverables including System Design Descriptions, Interface Control Documents, Engineering Design Specifications, calculations, reports, drawings, and specifications.
• Coordinate with design teams to develop and manage drawing packages, including P&IDs, system interface drawings, and 3D models.
• Collaborate with mechanical, instrumentation and controls, civil, and nuclear engineering teams to establish system requirements and performance criteria.
• Support development, qualification, and testing programs for new system designs.
• Apply engineering codes and standards including ASME BPVC, API standards, and B31.3 requirements.

Qualifications:

• B.S. in Mechanical Engineering, Chemical Engineering, Nuclear Engineering, or related engineering discipline from an accredited university.
• 10+ years of direct engineering experience with demonstrated mechanical systems expertise.
• Experience with piping systems and the ability to read and develop Piping & Instrumentation Diagrams (P&IDs).
• Experience working with suppliers on the development and fabrication of safety-related equipment.
• Strong understanding of applicable design codes and standards, including ASME, BPVC, and API.
• Familiarity with safety classifications for systems, structures, and components (SSCs).
• Experience with piping design and analysis.
• Experience working under quality assurance standards such as ASME NQA-1, AS9100, ISO 9001, or equivalent.
• Strong technical writing, verbal communication, and presentation skills.
• Ability to work independently and manage competing priorities in a complex engineering environment.

Nice to Have:

• Nuclear industry experience.
• Experience supporting safety-related or quality-class equipment design.
• Familiarity with advanced reactor, power generation, or highly regulated engineering environments.
• Experience coordinating multidisciplinary engineering efforts.
• Experience supporting equipment testing, qualification, and commissioning activities.

About Hansell Tierney:

Hansell Tierney is one of the premier staffing and recruiting companies in the Pacific Northwest. Launched in 2001, we are a woman-owned business that serves and staffs Northwest organizations by doing things the right way, not just the easiest way. Hansell Tierney partners with candidates and clients to match the best candidates with interesting local opportunities. We navigate every relationship with the highest level of discretion and service while holding ourselves accountable to our promises. Our business thrives on our deep understanding of the job market and our ability to skillfully tailor our recruitment process to meet our clients’ unique needs.

This Organization Participates in E-Verify

This employer participates in E-Verify and will provide the federal government with your Form I-9 information to confirm that you are authorized to work in the U.S. If E-Verify cannot confirm that you are authorized to work, this employer is required to give you written instructions and an opportunity to contact the Department of Homeland Security or Social Security Administration so you can begin to resolve the issue before the employer can take any action against you, including terminating your employment. Employers can only use E-Verify once you have accepted a job offer and completed the Form I-9.

Compensation and Benefits Disclosure

The compensation range listed above represents the expected range for this position. Actual compensation may vary based on factors including experience, skills, internal equity, and geographic location.

Benefits available to eligible employees or consultants may include medical, dental, and vision insurance, paid sick leave, retirement savings plans, paid time off, and other employer-sponsored programs.