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Senior Performance Engineer Jobs in Renton, WA (NOW HIRING)

Nvidia

Senior AI Engineer, High Performance AI

Redmond, WA · On-site

$137K - $180K/yr

Come join the team and see how you can make a lasting impact on the world We are looking for outstanding High Performance AI Engineer to build groundbreaking multi-agent systems for the CUDA ...

Nvidia

Senior AI Engineer, High Performance AI

Redmond, WA · On-site

$137K - $180K/yr

We are looking for outstanding High Performance AI Engineer to build groundbreaking multi-agent systems for the CUDA ecosystem. We build innovative agentic runtimes and compiler-integrated ...

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Senior Performance Engineer information

See Renton, WA salary details

$67.2K

$142.9K

$207.2K

How much do senior performance engineer jobs pay per year?

As of Sep 7, 2026, the average yearly pay for senior performance engineer in Renton, WA is $142,935.00, according to ZipRecruiter salary data. Most workers in this role earn between $118,000.00 and $162,100.00 per year, depending on experience, location, and employer.

What is a senior performance engineer?

A Senior Performance Engineer is responsible for optimizing the performance, scalability, and reliability of software applications and systems. They analyze performance metrics, conduct load and stress testing, identify bottlenecks, and work with development teams to implement improvements. This role requires expertise in profiling tools, performance tuning, and system architecture to ensure optimal user experience. Additionally, they may establish best practices for performance testing and contribute to overall system design decisions.

What does a senior performance engineer do?

A Senior Performance Engineer typically oversees performance testing cycles, analyzes system metrics, and collaborates with development and operations teams to diagnose and resolve performance issues. Daily tasks often include designing and executing test plans, monitoring application behavior under load, and recommending improvements for scalability and efficiency. They also participate in code reviews and architectural discussions to identify potential bottlenecks early in the development cycle. Consistent communication with both technical and non-technical stakeholders is key, ensuring that performance goals align with business objectives.

What skills and qualifications are needed to thrive as a senior performance engineer?

To thrive as a Senior Performance Engineer, expertise in performance analysis, capacity planning, and system optimization—often backed by a degree in computer science or a related field—is crucial. Familiarity with tools such as LoadRunner, JMeter, APM solutions, profiling tools, and relevant certifications like CPPE or PMP are highly beneficial. Strong problem-solving, collaboration, and clear communication skills are vital for identifying bottlenecks and working closely with cross-functional teams. These combine to ensure robust system performance, user satisfaction, and reliable application scalability in demanding technical environments.

What are popular job titles related to Senior Performance Engineer jobs in Renton, WA?

For Senior Performance Engineer jobs in Renton, WA, the most frequently searched job titles are:

What cities near Renton, WA are hiring for Senior Performance Engineer jobs?

Cities near Renton, WA with the most Senior Performance Engineer job openings:

Senior Performance Engineer jobs near you
Infographic showing various Senior Performance Engineer job openings in Renton, WA as of August 2026, with employment types broken down into 1% As Needed, 85% Full Time, 12% Part Time, and 2% Contract. Highlights an 91% Physical, 2% Hybrid, and 7% Remote job distribution, with an average salary of $142,935 per year, or $68.7 per hour.

Senior Engineer, Fuel Handling and Dry Storage

System One Holdings, LLC

Bellevue, WA • On-site

$52 - $85/hr

Full-time

Medical, Dental, Vision, Life, Retirement

Re-posted 5 days ago

Job description

Senior Engineer, Fuel Handling and Dry Storage
Company: System One
Location: (Remote/Offsite)
Position Type: Long-Term Contract
Pay Rate: $52.00 - $85.00/hour
Schedule: 40 hours/week
Position Overview
System One is seeking an experienced Senior Fuel Handling & Dry Storage System Engineer to support the design, analysis, and qualification of nuclear fuel handling and dry storage systems for advanced nuclear energy projects. This role is responsible for the engineering design of spent fuel pool systems, dry cask storage equipment, and associated mechanical systems while supporting licensing, regulatory compliance, and multidisciplinary engineering activities.
The ideal candidate will have experience with nuclear fuel handling systems, mechanical system design, and engineering analyses within highly regulated nuclear or energy environments.
Key Responsibilities
  • Design spent fuel pool systems, dry cask storage equipment, and fuel handling systems.
  • Develop engineering deliverables including drawings, calculations, specifications, design basis documents, and technical reports.
  • Lead and participate in design reviews throughout the project lifecycle.
  • Provide system design input and review engineering analyses including thermal, structural, seismic, shielding, and criticality evaluations.
  • Apply applicable engineering codes and standards including ASME BPVC, ANS, ASTM, IEEE, NFPA, and other industry standards.
  • Analyze and incorporate nuclear regulatory requirements into system designs.
  • Support engineering evaluations, design verification, and system qualification activities.
  • Oversee fabrication, manufacturing, testing, and delivery of fuel handling and dry storage equipment.
  • Coordinate with mechanical, civil, instrumentation & controls, and nuclear engineering teams to develop integrated system designs.
  • Manage technical interfaces with equipment vendors and support supplier design reviews.
  • Develop system requirements, design specifications, and performance criteria.
  • Support testing programs, commissioning activities, and system qualification.
  • Provide engineering support for Safety Analysis Reports (SAR) and licensing activities.

Required Qualifications
  • Bachelor's degree in Mechanical Engineering, Nuclear Engineering, or a related engineering discipline from an accredited university.
  • Minimum of 5 years of engineering experience.
  • Experience designing and/or supporting mechanical systems, equipment, or structures.
  • Experience with nuclear fuel handling systems, spent fuel pools, dry cask storage systems, or comparable high-performance engineered systems.
  • Strong technical writing, communication, and presentation skills.
  • Ability to work independently while contributing within multidisciplinary engineering teams.
  • Experience balancing multiple engineering priorities and resolving technical challenges.
  • Experience working under quality assurance programs such as ASME NQA-1, ISO 9001, or similar quality standards.
  • Strong attention to detail with a commitment to technical excellence.

Preferred Qualifications
  • Commercial nuclear power or advanced reactor experience.
  • Experience with radiological controls at nuclear power plants.
  • Knowledge of nuclear licensing and regulatory requirements.
  • Experience supporting fabrication, commissioning, startup, or system qualification activities.
  • Familiarity with Safety Analysis Reports (SAR) and licensing documentation.
  • Experience coordinating engineering activities with suppliers and contractors.

System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. We help clients get work done more efficiently and economically, without compromising quality. System One not only serves as a valued partner for our clients, but we offer eligible employees health and welfare benefits coverage options including medical, dental, vision, spending accounts, life insurance, voluntary plans, as well as participation in a 401(k) plan.
System One is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, age, national origin, disability, family care or medical leave status, genetic information, veteran status, marital status, or any other characteristic protected by applicable federal, state, or local law.
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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

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