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System Design Engineer Jobs in Seattle, WA (NOW HIRING)

System One

System Design Engineer

Bellevue, WA · Remote

$102K - $140K/yr

System Design Engineer Location: Bellevue, WA Job Type: Contract Work Model: Remote Schedule: 40 hours/week System One is seeking an experienced System Design Engineer to support the development of ...

System One

System Design Engineer

Bellevue, WA · Remote

$102K - $140K/yr

System Design Engineer Location: Bellevue, WA Job Type: Contract Work Model: Remote Schedule: 40 hours/week System One is seeking an experienced System Design Engineer to support the development of ...

System One

System Design Engineer

Bellevue, WA · On-site

$110K - $151K/yr

System One is seeking a System Design Engineer to support advanced nuclear reactor development. This role will support the Sodium Processing Systems team , focusing on system design, vendor ...

System One

System Design Engineer

Bellevue, WA · On-site

$110K - $151K/yr

System One is seeking a System Design Engineer to support advanced nuclear reactor development. This role will support the Sodium Processing Systems team , focusing on system design, vendor ...

System One

System Design Engineer

Bellevue, WA · Remote

$102K - $140K/yr

System Design Engineer Location: Bellevue, WA Type: Contract Contractor Work Model: Remote - offsite Hours: 40.0 Security Clearance: Not specified Overview Responsibilities * Design nuclear and ...

System One

System Design Engineer

Bellevue, WA · Remote

$102K - $140K/yr

System Design Engineer Location: Bellevue, WA Type: Contract Contractor Work Model: Remote - offsite Hours: 40.0 Security Clearance: Not specified Overview Responsibilities * Design nuclear and ...

System One

System Design Engineer

Bellevue, WA · On-site

$110K - $151K/yr

Position Summary System One is seeking a System Design Engineer to support advanced nuclear reactor projects. This role focuses on system design, analysis, and supplier oversight, supporting complex ...

Protingent

System Design Engineer

Bellevue, WA · On-site

$69 - $115/hr

System Design Engineer Position Description: Protingent Staffing has an exciting REMOTE contract System Design Engineer opportunity. Job Responsibilities: * Design of nuclear and industrial ...

System One

System Design Engineer, Fluids

Bellevue, WA · On-site

$110K - $151K/yr

System One is seeking a System Design Engineer to support advanced nuclear reactor development. This role will support the Sodium Processing Systems team , focusing on system design, vendor ...

Hansell Tierney

System Design Engineer

Bellevue, WA · Hybrid

$65 - $90/hr

Our client, a pioneering energy company developing advanced technologies in the nuclear and clean energy space, is seeking a System Design Engineer to support sodium processing system design and ...

New

Hansell Tierney

System Design Engineer

Bellevue, WA · Hybrid

$65 - $90/hr

Our client, a pioneering energy company developing advanced technologies in the nuclear and clean energy space, is seeking a System Design Engineer to support sodium processing system design and ...

New

System One

System Design Engineer, EM Pump

Bellevue, WA · Remote

$69 - $115/hr

System Design Engineer, EM Pump Location: Bellevue, WA Type: Contract Compensation: $69.00 - $115.00 Work Model: Remote - offsite Hours: 40.0 Overview: System One is seeking an experienced System ...

System One

System Design Engineer, EM Pump

Bellevue, WA · Remote

$69 - $115/hr

System Design Engineer, EM Pump Location: Bellevue, WA Type: Contract Compensation: $69.00 - $115.00 Work Model: Remote - offsite Hours: 40.0 Overview: System One is seeking an experienced System ...

System One

System Design Engineer, EM Pump

Bellevue, WA · Remote

$69 - $115/hr

System Design Engineer, EM Pump Location: Bellevue, WA Type: Contract Compensation: $69.00 - $115.00 Work Model: Remote - offsite Hours: 40.0 Overview: System One is seeking an experienced System ...

System One

System Design Engineer, EM Pump

Bellevue, WA · Remote

$69 - $115/hr

System Design Engineer, EM Pump Location: Bellevue, WA Type: Contract Compensation: $69.00 - $115.00 Work Model: Remote - offsite Hours: 40.0 Overview: System One is seeking an experienced System ...

System One

System Design Engineer, EM Pump

Bellevue, WA · Remote

$69 - $115/hr

System Design Engineer, EM Pump Location: Bellevue, WA Type: Contract Compensation: $69.00 - $115.00 Work Model: Remote - offsite Hours: 40.0 Overview: System One is seeking an experienced System ...

System One

System Design Engineer, EM Pump

Bellevue, WA · Remote

$69 - $115/hr

System Design Engineer, EM Pump Location: Bellevue, WA Type: Contract Compensation: $69.00 - $115.00 Work Model: Remote - offsite Hours: 40.0 Overview: System One is seeking an experienced System ...

System One

System Design Engineer, EM Pump

Bellevue, WA · Remote

$69 - $115/hr

System Design Engineer, EM Pump Location: Bellevue, WA Type: Contract Compensation: $69.00 - $115.00 Work Model: Remote - offsite Hours: 40.0 Overview: System One is seeking an experienced System ...

System One

System Design Engineer, EM Pump

Bellevue, WA · Remote

$69 - $115/hr

System Design Engineer, EM Pump Location: Bellevue, WA Type: Contract Compensation: $69.00 - $115.00 Work Model: Remote - offsite Hours: 40.0 Overview: System One is seeking an experienced System ...

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All JobsSystem Design Engineer JobsSystem Design Engineer Jobs in Seattle, WA

System Design Engineer information

See Seattle, WA salary details

$56.4K

$135K

$197.6K

How much do system design engineer jobs pay per year?

As of Aug 30, 2026, the average yearly pay for system design engineer in Seattle, WA is $135,034.00, according to ZipRecruiter salary data. Most workers in this role earn between $113,900.00 and $156,000.00 per year, depending on experience, location, and employer.

What is a system design engineer?

A System Design Engineer is a professional responsible for creating and overseeing the architecture and integration of complex systems, often combining hardware, software, and network components. They work on the conceptualization, design, and implementation phases to ensure that all parts of a system function together effectively. Their duties typically include requirements analysis, system modeling, and collaborating with multidisciplinary teams to deliver reliable and scalable solutions. System Design Engineers are crucial in industries such as aerospace, automotive, electronics, and telecommunications. Their work ensures that products and systems meet technical specifications and user needs.

What are the key skills and qualifications needed to thrive as a system design engineer?

To thrive as a System Design Engineer, you need a solid background in systems engineering, electrical or mechanical engineering principles, and a relevant degree such as a BS or MS in engineering. Familiarity with CAD software, simulation tools like MATLAB/Simulink, and knowledge of industry standards or certifications (e.g., INCOSE) are typically required. Strong problem-solving abilities, effective communication, and teamwork are essential soft skills in this role. Mastering these skills ensures that complex systems are designed efficiently, meet client requirements, and integrate seamlessly within multidisciplinary teams.

What are some common challenges faced by system design engineers when integrating new technologies into existing systems?

System Design Engineers often encounter challenges when integrating new technologies, such as ensuring compatibility with legacy systems, managing unforeseen technical constraints, and balancing performance with cost. Effective communication with cross-functional teams is essential to align requirements and mitigate risks early in the design process. Adaptability and thorough testing are key to overcoming integration issues and delivering robust, scalable solutions.

What is the salary of a System Design Engineer?

The average salary of a System Design Engineer varies by experience and location but typically ranges from $80,000 to $130,000 annually in many regions. Entry-level positions may start lower, while experienced engineers with specialized skills or certifications can earn higher salaries, often supplemented with bonuses and benefits.

What are popular job titles related to System Design Engineer jobs in Seattle, WA?

For System Design Engineer jobs in Seattle, WA, the most frequently searched job titles are:

What job categories do people searching System Design Engineer jobs in Seattle, WA look for?

The top searched job categories for System Design Engineer jobs in Seattle, WA are:

System Design Engineer jobs near you
Infographic showing various System Design Engineer job openings in Seattle, WA as of August 2026, with employment types broken down into 1% As Needed, 83% Full Time, 12% Part Time, and 4% Contract. Highlights an 92% Physical, 2% Hybrid, and 6% Remote job distribution, with an average salary of $134,956 per year, or $64.9 per hour.

System Design Engineer

Bellevue, WA • Remote

System One
Business Consulting Services • 5 - 10K employees
Learn more about System Oneexternal

$102K - $140K/yr

Contractor

Re-posted 14 days ago

Job description

System Design Engineer

Location: Bellevue, WA Job Type: Contract Work Model: Remote Schedule: 40 hours/week

System One is seeking an experienced System Design Engineer to support the development of advanced nuclear energy systems. This role is responsible for the design and integration of complex process and plant systems from conceptual design through final implementation. The ideal candidate has a strong background in thermal-fluid systems, process engineering, and multidisciplinary system integration.

Responsibilities

  • Design nuclear and industrial process systems and subsystems from concept through final design.
  • Develop and maintain mass and energy balance models to support system performance and design analyses.
  • Integrate results from thermal, structural, seismic, pipe stress, and heat transfer analyses into overall system designs.
  • Apply applicable industry codes and standards, including ASME, ANS, ASTM, IEEE, and NFPA.
  • Develop engineering documentation, including:
    • System Design Descriptions (SDDs)
    • Engineering Design Specifications (EDS)
    • Interface Control Documents (ICDs)
  • Support the development of design packages, including P&IDs, 3D models, and system drawings.
  • Coordinate closely with mechanical, civil, instrumentation & controls (I&C), nuclear, and other engineering disciplines.
  • Provide technical oversight of suppliers and support engineering design reviews.
  • Support system testing, validation, qualification, and commissioning activities.

Required Qualifications

  • Bachelor's degree in Chemical Engineering, Nuclear Engineering, or a related engineering discipline.
  • 10+ years of system design and engineering experience.
  • Strong knowledge of thermodynamics, fluid systems, heat transfer, and mechanical/process system design.
  • Experience developing and maintaining mass and energy balance models using Aspen HYSYS and/or Aspen Plus.
  • Experience reading, interpreting, and developing Piping & Instrumentation Diagrams (P&IDs).
  • Demonstrated experience integrating complex engineering systems across multiple technical disciplines.
  • Strong analytical, problem-solving, organizational, and communication skills.

Preferred Qualifications

  • Experience supporting advanced reactor or commercial nuclear power projects.
  • Familiarity with engineering design processes in highly regulated industries.
  • Experience supporting supplier management and multidisciplinary design reviews.
  • Working knowledge of configuration management and systems engineering principles.

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About System One

Sourced by ZipRecruiter

System One helps employers get work done more efficiently and economically without compromising quality. Over our 35+ year history, we've helped connect thousands of talented people with innovative companies. The excitement of a perfect fit motivates us every single day.

Industry

Business consulting services and recruiting and staffing services

Company size

5,001 - 10,000 Employees

Headquarters location

Pittsburgh, PA, US

View All System One Jobs